CN1158601A - 氯苯衍生物以及含有这些化合物的液晶组合物 - Google Patents

氯苯衍生物以及含有这些化合物的液晶组合物 Download PDF

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CN1158601A
CN1158601A CN95195213A CN95195213A CN1158601A CN 1158601 A CN1158601 A CN 1158601A CN 95195213 A CN95195213 A CN 95195213A CN 95195213 A CN95195213 A CN 95195213A CN 1158601 A CN1158601 A CN 1158601A
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ethyl
trans
cyclohexyl
fluoro
phenyl
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松井秋一
近藤智之
宫泽和利
后藤泰行
中川悦男
泽田信一
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JNC Corp
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Abstract

具有下述四环结构的氯苯衍生物特别适用于主动控制型显示仪,提供了含有该衍生物的液晶组合物:式(I)中环A、环B、环C彼此独立地代表反-1,4-亚环己基或1,4-亚苯基,并且其六元环上的一个或多个氢原子可以被卤原子取代;Z1、Z2、和Z3分别代表-CH2CH2-或共价键,条件是它们中至少有一个代表-CH2CH2-;L1和L2代表H或卤原子;R代表含有1至10个碳原子的烷基或烷氧基;条件是当Z1和Z3代表共价键并且Z2代表-CH2CH2-时,环A代表1,4-亚苯基,而当Z1和Z2代表共价键并且Z3代表-CH2CH2-时,环A决不能代表反-1,4-亚环己基并且环B和环C同时代表1,4-亚苯基。所述液晶化合物同时具有大的光学各向异性和大的介电各向异性,可以在宽的温度范围内显示液晶相,并且与已知的液晶化合物在低温下具有良好的相容性,因此它们可提供特别适用于TFT型的液晶组合物。

Description

氯苯衍生物以及含有这些化合物的液晶组合物
技术领域
本发明涉及液晶化合物。更具体地讲,本发明涉及具有四环结构的氯苯衍生物、含有这些衍生物的液晶组合物、以及含有该液晶组合物的液晶显示仪。背景技术
应用液晶组合物的显示仪已被广泛地用于手表、计算器及其它仪器。这些液晶显示仪利用了液晶物质的光学各向异性和介电各向异性。液晶相包括向列液晶相、近晶液晶相和胆甾醇(cholesteric)液晶相。在实践中使用最广泛的是基于向列液晶相的显示仪。依据其所采用的电学-光学效应,液晶显示仪的类型包括的TN(螺旋向列)型、DS(动态散射)型、宾-主型、和DAP(调相压缩)型。用于这些类型的显示仪的液晶化合物需要在尽可能宽的温度范围内显示液晶相,并且需要对潮湿、热和空气稳定。最近,对于由薄膜晶体管(TFT)所代表的主动控制(active metrix)型显示仪的需求开始增加。在对液晶片进行光学设计时,需要将显示仪的液晶管厚度(d)和光学各向异性的数值(Δn)的乘积Δn·d调整到确定值。目前,由于d趋向于减小(部分由于在降低TFT型的液晶管厚度中的进展),开始需要具有大的Δn的液晶化合物。还需要液晶化合物在宽的温度范围内显示液晶相,并且与其它液晶化合物,特别是在低温下,具有尽可能高的相容性。尽管许多液晶化合物都是已知的,但目前尚不存在可由单一的液晶化合物来满足上述条件的物质,因此,目前都是将多种液晶化合物和其它非液晶化合物混合在一起以用于实际的应用中。
以改善液晶特性为目的的带有氯原子作为取代基的液晶化合物是已知的,例如下述化合物:         日本专利公开号昭63-55496
Figure A9519521300071
     日本专利公开号昭63-32501
Figure A9519521300072
     (WO 9015113)
Figure A9519521300073
     日本专利公开号平2-44818     (DE 4027315)
Figure A9519521300075
     (DE 4027315)
在这些化合物中,化合物1)与已知的液晶化合物在低温下的相容性不好,化合物2)、3)、和4)的光学各向异性小。虽然化合物5)和6)可以在相对宽的温度范围内显示液晶相,但是与化合物1)的情况相同,它们与已知的液晶化合物在低温下的相容性不好。因此,这些化合物不能满足用于TNT型的液晶材料的需要。发明的公开
本发明一个的目的是解决上述现有技术中的缺点。本发明的另一个目的是提供一种可用于主动控制型显示仪的氯苯衍生物,它具有四环的结构,带有氯原子作为取代基;一种含有所述衍生物的液晶组合物;一种含有所述组合物的液晶显示仪。
为达到上述目的,本发明通过本申请要求如下:(1)一种由通式(I)表示的液晶化合物其中环A、环B、环C彼此独立地代表反-1,4-亚环己基或1,4-亚苯基,并且其六元环上的一个或多个氢原子可以被卤原子取代;Z1、Z2、和Z3分别代表-CH2CH2-或共价键,条件是它们中至少有一个代表-CH2CH2-;L1和L2代表H或卤原子;R代表含有1至10个碳原子的烷基或烷氧基;条件是当Z1和Z3代表共价键并且Z2代表-CH2CH2-时,环A代表1,4-亚苯基,而当Z1和Z2代表共价键并且Z3代表-CH2CH2-时,环A决不能代表反-1,4-亚环己基并且环B和环C同时代表1,4-亚苯基。(2)上述(1)中所述的液晶化合物,其中Z1代表-CH2CH2-,Z2和Z3代表共价键。(3)上述(2)中所述的液晶化合物,其中环A和环B代表亚环己基。(4)上述(3)中所述的液晶化合物,其中环C代表一氟-1,4-亚苯基。(5)上述(4)中所述的液晶化合物,其中L1代表氟原子。(6)上述(3)中所述的液晶化合物,其中环C代表二氟-1,4-亚苯基。(7)上述(6)中所述的液晶化合物,其中L1代表氟原子。(8)上述(1)中所述的液晶化合物,其中Z2代表-CH2CH2-,Z1和Z3代表共价键。(9)上述(1)中所述的液晶化合物,其中Z1和Z2代表-CH2CH2-,Z3代表共价键。(10)上述(1)中所述的液晶化合物,其中Z1和Z3代表-CH2CH2-,Z2代表共价键。(11)上述(1)中所述的液晶化合物,其中Z2和Z3代表-CH2CH2-,Z1代表共价键。(12)上述(1)中所述的液晶化合物,其中Z1、Z2和Z3均代表-CH2CH2-。(13)含有至少一种上述(1)至(12)中的任意一个所述的液晶化合物的液晶组合物。(14)一种液晶组合物,含有作为第一组分的至少一种上述(1)至(12)中的任意一个所述的液晶化合物,并且含有作为第二组分的至少一种选自如下通式(II)、(III)、或(IV)所表示的化合物:
Figure A9519521300091
其中R1代表含有1至10个碳原子的烷基,X代表F、Cl、CF3、OCF3、OCF2H、或含有1至10个碳原子的烷基,Q1、Q2、Q3、和Q4彼此独立地代表H或F,n是1或2,p是0或1,Y1和Y2彼此独立地代表-CH2CH2-、-CH=CH-、或共价键,环D代表反-1,4-亚环己基或1,4-亚苯基。(15)一种液晶组合物,含有作为第一组分的至少一种上述(1)至(12)中的任意一个所述的液晶化合物,并且含有作为第二组分的至少一种选自如下通式(V)、(VI)、(VII)、(VIII)、或(IX)所表示的化合物:
Figure A9519521300092
其中R2代表F、含有1至10个碳原子的烷基、或含有2至10个碳原子的烯基,烷基或烯基中的任何亚甲基(-CH2-)基团均可以被氧原子(-O-)所代替,条件是不能有两个或多个亚甲基团连续地被氧原子代替,Y3代表-CH2CH2-、-COO-、或共价键,Q5和Q6彼此独立地代表H或F,E代表反-1,4-亚环己基、1,4-亚苯基、或反-1,3-二氧杂环己烷-2,5-二基、环G代表反-1,4-亚环己基或1,4-亚苯基,并且q和r彼此独立地是0或1,
Figure A9519521300101
其中R3代表含有1至10个碳原子的烷基,Q7代表H或F,并且k是0或1,
Figure A9519521300102
其中R4代表含有1至10个碳原子的烷基,I代表反-1,4-亚环己基或1,4-亚苯基,Q8代表H或F,Y4代表-COO-或共价键,Y5代表-COO-或-C≡C-,并且f和h彼此独立地是0或1,
R5-J-Y6-K-R6    (VIII)其中R5和R6彼此独立地代表含有1至10个碳原子的烷基、烷氧基、或烷氧甲基,J代表反-1,4-亚环己基、1,3-嘧啶-2,5-二基、或1,4-亚苯基,K代表反-1,4-亚环己基或1,4-亚苯基,并且Y6代表-C≡C-、-COO-、-CH2CH2-或共价键,其中R7代表含有1至10个碳原子的烷基或烷氧基,R8代表含有1至10个碳原子的烷基,R8中的任何亚甲基(-CH2-)基团均可以被氧原子(-O-)所代替,条件是不能有两个或多个亚甲基团连续地被氧原子代替,M代表反-1,4-亚环己基或1,3-嘧啶-2,5-二基,环N和U中的每一个均彼此独立地代表反-1,4-亚环己基或1,4-亚苯基,Y7代表-CH2CH2-、-COO-、或共价键,Y8代表-C≡C-、-COO-、或共价键,g是0或1,并且Q9代表H或F。(16)一种液晶组合物,含有作为第一组分的至少一种上述(1)至(12)中的任意一个所述的液晶化合物,含有作为第二组分的至少一种选自通式(II)、(III)或(IV)所表示的液晶化合物,并且含有作为第二组分的另一部分的至少一种选自通式(V)、(VI)、(VII)、(VIII)、或(IX)所表示的液晶化合物。(17)一种含有上述(13)至(16)中的任意一个所述的液晶组合物的液晶显示仪。实施本发明的最佳方式
由通式(I)所表示的本发明的液晶化合物属于含有氯原子取代的苯环的四环化合物,当Z1和Z2均为共价键、并且Z3是-CH2CH2-时,本发明的化合物与上述DE 4027315中所列的化合物相似。但是,DE’315的化合物与本发明的化合物在结构上互不相同,当本发明的化合物与DE’315的化合物在相同的中央位置存在-CH2CH2-时,DE’315的化合物在另一末端有反-1,4-亚环己基环,而本发明的化合物则有1,4-亚苯基。另外,当从物理性质的角度进行比较时,本发明的化合物具有与现存的液晶化合物在低温下相容性好的特性。此外,本发明的化合物在显示仪的通常使用条件下,在足够宽的范围内是物理和化学稳定的,并且通过对六元环、取代基、和分子组成单元的结合基团的适当选择,可以将其转变成具有所需物理性质的化合物。因此,将本发明的化合物用作液晶组合物的组分时,可以得到具有良好特性的新的液晶组合物。
由通式(I)所表示的本发明的化合物可大致分入由结构式(Ia)至(If)所表示的各组中。其中环A、环B、环C、R、L1和L2具有前述的相同意义。
在这些化合物中,由结构式(Ia)所表示的化合物是达到本发明的目的所特别优选的。此外,分别地,由结构式(Ia)所表示的化合物可以演变为由结构式(Iaa)至(Ial)之一所表示的化合物,(Ib)演变为(Iba)至(Ibk),(Ic)演变为(Ica)至(Ick),(Id)演变为(Ida)至(Idk),(Ie)演变为(Iea)至(Iel),(If)演变为(Ifa)至(Ifk)。
Figure A9519521300131
Figure A9519521300161
Figure A9519521300181
在上述化合物中,由结构式(Iab)、(Iac)、(Iad)、(Iaf)、或(Iah)所表示的化合物由于具有大的介电各向异性而特别优选。
在由通式(I)所表示的本发明的液晶化合物中,由结构式(Ia)至(Ic)中的任意一个所表示的化合物均可以根据,例如如下的方法进行制备:(Ia)至(Ic)的合成:起始物的合成         (I-1)
Figure A9519521300201
即,作为通式(I)的化合物的例子,化合物(I-3)可以通过将格氏试剂(I-2)(其中L3和L4代表H或卤原子)和卤代苯衍生物(I-1)(作为三环化合物的例子)在适当的催化剂的存在下进行偶联反应(合成(Synthesis),317(1985))来制备。作为起始物的例子,由上述结构式(I-1)所表示的化合物可以由如下所示的各种方法进行制备:
即,将环己酮衍生物〔(Ia)情况下的(I-8),(Ib)情况下的(I-14),和(Ic)情况下的(I-20)〕和溴苯衍生物的格氏试剂〔(Ia)情况下的(I-9),(Ib)情况下的(I-15),和(Ic)情况下的(I-21)〕反应〔纯粹和应用化学52,545(1980)〕,生成具有三环结构的醇〔(Ia)情况下的(I-10),(Ib)情况下的(I-16),和(Ic)情况下的(I-22)〕,将该醇进行脱水和还原反应,然后将得到的苯衍生物〔(Ia)情况下的(I-12),(Ib)情况下的(I-18),和(Ic)情况下的(I-24)〕直接卤化制得(Ia)情况下的(I-13),(Ib)情况下的(I-19),和(Ic)情况下的(I-25)。该反应一般优选在醚类溶剂(例如二乙醚和四氢呋喃)中、在0℃到100℃的温度范围内进行。关于所用的催化剂,优选镍-膦类催化剂和氯化钯类催化剂。
在由通式(I)所表示的本发明的液晶化合物中,由结构式(Id)至(If)的任意一个所表示的化合物均可以根据,例如如下的方法进行制备:(Id)至(If)的合成:
Figure A9519521300221
起始物(I-4)的合成
Figure A9519521300231
即,使从上述通式(I-1)化合物通过已知方法(参考如下)衍生出的醛衍生物(I-4)以及通式(I-5)磷内翁盐进行Witting反应(有机反应,第14卷,第270页(1965))而形成化合物(I-6),然后还原化合物(I-6)而得化合物(I-7)。上述内翁盐化合物(I-5)可以通过将磷盐与适当碱如叔丁氧钾、甲醇钠、正丁基锂或氢化钠反应而得。所有这些方法一般都在有机溶剂中进行。至于有机溶剂,只要不防碍反应即可,优选醚溶剂如乙醚和四氢呋喃。反应温度应适当在-50℃至溶剂沸点的范围内,优选-30℃至室温的范围内。
作为起始物实例的上述通式(I-4)醛衍生物可以通过以下不同方法制备:
即,将通式(I-1)卤代苯衍生物与正丁基锂反应形成锂盐,将该盐与二氧化碳反应而得羧酸衍生物[(Id)中的(I-26),(Ie)中的(I-29)和(If)中的(I-32)]。然后,将酸衍生物与金属氢化物如氢化锂铝和硼氢化钠反应而得醇衍生物[(Id)中的(I-27),(Ie)中的(I-30)和(If)中的(I-33)],然后将醇衍生物用已知方法进行氧化处理而得(Id)中的(I-28),(Ie)中的(I-31)或者(If)中的(I-34)。
由于从高度光学各向异性(Δn)获得的本发明液晶化合物(I)易于于各种液晶物质混合,并且即使在低温下也具有极好的易混性,因此作为组成向列型液晶组合物的组分时,化合物(I)是极好的,尤其是用于显示活动矩阵模式特别是TFT模式的液晶组合物。
本发明的液晶组合物可以含有第一种组分,其含有至少一种通式(I)化合物表示的液晶化合物,该组合物优选含有第二种组分,其含有至少一种选自上述通式(II)、(III)或(IV)的化合物(此后称为第二A组分)和/或至少一种上述通式(V)、(VI)、(VII)、(VIII)和(IX)的化合物(此后称为第二B组分);另外,可将已知化合物混入作为第三种组分以校准阈电压、液晶相的温度范围、光学各向异性、电介质各向异性和粘度。
上述第二A组分中,以下(II-1)至(II-15)为通式(II)中优选的化合物实例,(III-1)至(III-48)为通式(III)中优选的化合物实例,(IV-1)至(IV-41)为通式(IV)中优选的化合物实例:
Figure A9519521300341
由于通式(II)至(IV)化合物具有正性电介质各向异性,并且热稳定性极好,因此当需要生产特别高的电压保持比和高可靠性的AMLCD(TFT)液晶组合物时,它们是必不可少的。
所用化合物的量适当在1至99%重量范围内(基于液晶组合物的总重量)。优选为10至97%重量,更优选40至95%重量。
此外,上述第二B组分中通式(V)、(VI)或(VII)的优选化合物实例为(V-1)至(V-27),(VI-1)至(VI-3)以及(VII-1)至(VII-11)。
Figure A9519521300361
Figure A9519521300381
通式(V)至(VII)化合物具有高电介质各向异性正值,可用作液晶组合物组分,特别是为了降低阈电压。它们也可用于调节粘度、调节Δn、加宽向列相的温度范围(例如升高清除点),以及改善浸渍性。
上述第二B组分中通式(VIII)或(IX)的优选化合物实例为(VIII-1)至(VIII-15)和(IX-1)至(IX-14)。
Figure A9519521300411
Figure A9519521300431
通式(VIII)或(IX)化合物具有负的或低正值电介质各向异性。在该化合物中,通式(VIII)化合物可用作液晶组合物组分,特别是降低粘度和调节Δn,通式(IX)化合物可用于加宽向列相范围(例如升高清除点),以及调节Δn。
当生产液晶组合物特别是STN型显示模式和TN型显示模式时,通式(V)至(IX)化合物是必不可少的。
当生产普通TN型显示模式或STN型显示模式时,所用化合物的量适当在1至99%重量范围内(基于液晶组合物的总重量)。优选为10至97%重量,更优选40至95%重量。
如上所述,当TFT液晶组合物适当由第一组分和第二A组分组成时,该组合物另外包括第二B组分。此外,当STN或TN液晶组合物适当由第一组分和第二B组分组成时,该组合物除了第一和第二B组分外,还可以包括第二A组分。
本发明提供的液晶组合物优选包括至少一种通式(I)的晶体化合物,含量为0.1至99%重量以表现良好的特性。该液晶组合物通常由常规方法制备,例如,通过其中将几种组分在高温互溶的方法。此外,根据应用范围,通过加入适当添加剂(如果需要并且使最佳化)可改善本发明的液晶组合物。这些添加剂是本领域熟知的,并且在文献中有详细描述。一般地,加入手性掺杂剂或类似物以产生液晶的螺旋结构而调节所需的螺旋角并避免反向螺旋。
另外,本发明的液晶组合物可用作客体-主体(GH)模式的液晶组合物,其包括诸如部花青型、苯乙烯基型、偶氮型、甲亚胺型、氧化偶氮型、quinophthalone型、蒽醌型和四嗪型双向色性染料。另外,它们也可用作NCAP为典型的聚合物分散型液晶显示装置(PDLCD)的液晶组合物,其通过将向列型液晶填充到微囊中制备而得,或者以聚合物网络液晶显示装置(PNLCD)为典型的组合物,其是通过在液晶中形成三维网络结构制备而得的。此外,本发明的液晶组合物可用作电控制的双折射(ECB)模式或动力分散(DS)模式。
含有本发明化合物的向列型液晶组合物如下所示。下列化合物号(括号内)与以下实施例中所示的相同:组合物实施例1
Figure A9519521300452
                                                 10%                                                10%                                                 5%
Figure A9519521300455
                                                 5%
Figure A9519521300456
                                                10%
Figure A9519521300457
                                                 6%
Figure A9519521300458
                                                4%                                      10%
Figure A95195213004510
                                     10%                                      5%
Figure A95195213004512
                                     5%                                            6%组合物实施例2(No.17)     5%(No.1)      5%                                5%
Figure A9519521300464
                       5%
Figure A9519521300465
                            5%
Figure A9519521300466
                            5%
Figure A9519521300467
                           10%
Figure A9519521300468
                 8%                 4%
Figure A95195213004610
                 8%
Figure A95195213004611
                            7%
Figure A95195213004612
                            7%
Figure A95195213004613
                           7%
Figure A95195213004614
                            4%                           4%
Figure A95195213004616
                            3%
Figure A95195213004617
                           4%                           4%Cp(℃)    110.4(ηcP)    26.1Δn       0.107Δε      4.7Vth       2.37组合物实施例3
Figure A9519521300481
(No.52)      5%
Figure A9519521300482
                                 5%                                5%                                5%
Figure A9519521300485
                            10%
Figure A9519521300486
                            10%
Figure A9519521300487
                           10%
Figure A9519521300488
                            5%                            5%                           5%                            7%
Figure A95195213004812
                           7%
Figure A95195213004813
                  7%                 7%                 4%                   3%Cp(℃)    90.2(ηcP)    25.0Δn       0.129Δε      6.2Vth       2.14组合物实施例4
Figure A9519521300501
(No.13)     5%                                5%                           10%
Figure A9519521300504
                           10%
Figure A9519521300505
                          10%
Figure A9519521300506
                    8%
Figure A9519521300507
                    4%
Figure A9519521300508
                   8%
Figure A9519521300509
                           6%                           6%
Figure A95195213005011
                           5%
Figure A95195213005012
                           5%
Figure A95195213005013
                    5%
Figure A95195213005014
                   5%
Figure A95195213005015
                        4%
Figure A95195213005016
                      4%组合物实施例5(No.75)             5%
Figure A9519521300512
(No.264)  5%
Figure A9519521300513
                                          9%                                      10%                                      5%                            10%
Figure A9519521300517
                            9%
Figure A9519521300518
                           9%
Figure A9519521300519
                            12%
Figure A95195213005110
                           8%
Figure A95195213005111
                                      5%
Figure A95195213005112
                                5%
Figure A95195213005113
                            4%
Figure A95195213005114
                           4%组合物实施例6
Figure A9519521300521
(No.13)     5%
Figure A9519521300522
                      5%                                    7%                                    20%                                  10%                            4%
Figure A9519521300527
                            4%                            4%
Figure A9519521300529
                           4%
Figure A95195213005210
                           4%                               6%
Figure A95195213005212
                               6%                               6%
Figure A95195213005214
                                 6%                              6%                            6%组合物实施例7
Figure A9519521300531
(No.1)    5%                  11%
Figure A9519521300533
              11%                                8%
Figure A9519521300535
                        5%                             10%
Figure A9519521300537
                         4%
Figure A9519521300538
                        8%                        4%
Figure A95195213005310
                         7%
Figure A95195213005311
                       6%
Figure A95195213005312
                       6%                           7%                       4%                        4%Cp(℃)    99.0(ηcp)    24.3Δn       0.162Δε      7.0Vth       2.16组合物实施例  8(No.38)    6%(No.52)    6%
Figure A9519521300553
                              8%                               6%                        10%                       10%
Figure A9519521300557
                      5%
Figure A9519521300558
                           3%                           3%
Figure A95195213005510
                           3%
Figure A95195213005511
                       4%                       6%                      9%                      5%                      4%                      4%
Figure A95195213005517
                          4%
Figure A95195213005518
                          4%组合物实施例9(No.17)                         6%
Figure A9519521300562
Figure A9519521300563
                                       10%
Figure A9519521300564
                                                   8%
Figure A9519521300565
                                                   9%
Figure A9519521300566
                                             4%
Figure A9519521300567
                                            4%                                           8%                                          4%
Figure A95195213005610
                            4%                            4%
Figure A95195213005612
                            4%
Figure A95195213005613
                                     4%
Figure A95195213005614
                                     4%                                     4%
Figure A95195213005616
                                             5%                                             5%
Figure A95195213005618
                                            5%组合物实施例10(No.13)    5%                         8%
Figure A9519521300573
                                 15%
Figure A9519521300574
                                 8%
Figure A9519521300575
                      10%                      10%
Figure A9519521300577
                      10%                      10%                      4%
Figure A95195213005710
                      4%                     4%
Figure A95195213005712
             4%         4%                          4%组合物实施例11(No.17)      5%
Figure A9519521300582
(No.38)     5%(No.52)     5%                             4%
Figure A9519521300585
                            4%                            6%
Figure A9519521300587
                                6%                       4%                       4%
Figure A95195213005810
                       6%                      6%
Figure A95195213005812
                 6%
Figure A95195213005813
                6%
Figure A95195213005814
                    10%
Figure A95195213005815
                   5%
Figure A95195213005816
                         3%
Figure A95195213005817
                     3%                    6%
Figure A95195213005819
                    6%组合物实施例12(No.75)     6%
Figure A9519521300592
                                   10%
Figure A9519521300593
                                   10%                                   10%                          7%
Figure A9519521300596
                          7%                          7%                         7%
Figure A9519521300599
               6%              6%                               9%                              9%                     3%                    3%组合物实施例13(No.264)   5%
Figure A9519521300602
(No.13)               5%
Figure A9519521300603
                                  4%
Figure A9519521300604
                                        4%                                          6%                                         6%
Figure A9519521300607
                                          6%
Figure A9519521300608
                             5%                            9%
Figure A95195213006010
                                 12%
Figure A95195213006011
                               12%
Figure A95195213006012
                                    6%
Figure A95195213006013
                                    4%
Figure A95195213006014
                                     4%                                  4%
Figure A95195213006016
                        4%
Figure A95195213006017
                    4%组合物实施例14
Figure A9519521300611
(No.38)   5%
Figure A9519521300612
(No.52)   5%
Figure A9519521300613
                         6%                        6%                       5%
Figure A9519521300616
                       5%                       7%                      7%
Figure A9519521300619
                        10%                  5%                 7%                  5%                  5%
Figure A95195213006114
                  6%
Figure A95195213006115
                 6%
Figure A95195213006116
                 10%组合物实施例15
                      4.0%
            (化合物   38)     5.0%
Figure A9519521300623
     5.0%
Figure A9519521300624
    10.0%
Figure A9519521300625
     10.0%    Cp(℃)  110.3
      η(cP)  29.9
Figure A9519521300626
     10.0%    Δn     0.096
      Δε    6.2    10.0%    Vth     2.44
Figure A9519521300628
     6.0%    4.0% 10.0%
Figure A95195213006211
10.0%
Figure A95195213006212
 5.0%5.0%6.0%组合物实施例16
                  5.0%
                      (化合物    1)          5.0%
Figure A9519521300633
     6.0%
Figure A9519521300634
    10.0%
Figure A9519521300635
    6.0%
Figure A9519521300636
    10.0%
Figure A9519521300637
    5.0%
Figure A9519521300638
   10.0%
Figure A9519521300639
    5.0% 8.0%
Figure A95195213006311
  5.0%
Figure A95195213006312
 4.0%
Figure A95195213006313
 5.0%
Figure A95195213006314
8.0%   4.0%
Figure A95195213006316
 4.0%Cp(℃)   118.8η(cP)   27.9Δn      0.087Δε             4.7Vth      2.40组合物实施例17
        
Figure A9519521300641
       5.0%
                 (化合物  75)
                 5.0%
                 (化合物1)           9.0)%
Figure A9519521300644
   5.0%
Figure A9519521300645
     10.0%   5.0%     5.0%
Figure A9519521300648
 4.0%
Figure A9519521300649
 10.0%
Figure A95195213006410
4.0% 9.0%    Cp(℃)    83.5η(cP)    28.89.0%    Δn       0.091Δε              8.0Vth      1.78 12.0%8.0%组合物实施例18
        
Figure A9519521300651
5.0%
                 (化合物1) 5.0%    6.0%
Figure A9519521300654
   6.0%
Figure A9519521300655
          7.0%   6.0%          20.0%   6.0%        10.0%
Figure A95195213006510
6.0%
Figure A95195213006511
3.0%
Figure A95195213006512
   4.0%   4.0%        Cp(℃)    100.1   4.0%       η(cP)     25.1Δn       0.160
Figure A95195213006515
  4.0%        Δε                9.4Vth       1.79
Figure A95195213006516
  4.0%组合物实施例19
        
Figure A9519521300661
        
Figure A9519521300662
        6.0%
                                        (化合物    1)
Figure A9519521300663
         8.0%   5.0%
Figure A9519521300665
          6.0%
Figure A9519521300666
 4.0%     10.0% 4.0%    10.0%    4.0%
Figure A95195213006611
      5.0%       4.0%
Figure A95195213006613
       3.0%       3.0%  Cp(℃)    85.8η(cP)    35.3       3.0%  Δn       0.052Δε              10.2
Figure A95195213006616
 4.0%  Vth       1.35 6.0%9.0%组合物实施例20
             6.0%
                     化合物38)
Figure A9519521300672
            4.0%  4.0%
Figure A9519521300674
         4.0%  4.0%         10.0%
Figure A9519521300677
4.0%                  8.0% 
Figure A9519521300679
        5.0%                  9.0%          5.0%           4.0% 
Figure A95195213006713
       5.0%
Figure A95195213006714
          4.0%Cp(℃)    107.2         8.0% η(cP)     36.4Δn       0.148
Figure A95195213006716
        4.0%  Δε                15.8Vth       1.56
Figure A95195213006717
 4.0%
Figure A95195213006718
 4.0% 4.0%组合物实施例21
           5.0%
                (化合物75)            8.0%               15.0%
Figure A9519521300684
               8.0%          10.0%         10.0%     CP(℃)   73.7η(cP)    36.4         10.0%    Δn       0.131
                                             Δε                8.0
Figure A9519521300688
         10.0%    Vth       1.54
Figure A9519521300689
       4.0%       4.0%
Figure A95195213006811
      4.0%
Figure A95195213006812
    4.0%
Figure A95195213006813
4.0%
Figure A95195213006814
              4.0%组合物实施例22
        
Figure A9519521300691
 5.0%
                    化合物38)               4.0%
Figure A9519521300693
    8.0%               7.0%
Figure A9519521300695
7.0%
Figure A9519521300696
     12.0%    8.0%
Figure A9519521300698
6.0%
Figure A9519521300699
  5.0%
Figure A95195213006910
 5.0%  Cp(C)     98.8η(cP)    21.6
Figure A95195213006911
         6.6%  Δn       0.080Δε                5.5         6.7%  Vth       2.17        6.7%
Figure A95195213006914
      5.0%      4.0%     4.0%组合物实施例  23
        
Figure A9519521300701
           3.0%
                     (化合物1)
        
Figure A9519521300702
          3.0%
                     (化合物75)              8.0%
Figure A9519521300704
        13.0%
Figure A9519521300705
       13.0%    10.0%CP(℃)    99.6   7.0%  η(cP)     22.5Δn       0.117 4.0%  Δε                6.3Vth       2.104.0%        3.4%        3.3%       3.3%
Figure A95195213007013
        15.0%
Figure A95195213007014
       10.0%组合物实施例24
         5.0%
               化合物38)
Figure A9519521300712
            8.0%          9.0%
Figure A9519521300714
            10.0%
Figure A9519521300715
        8.0%
Figure A9519521300716
       4.0%
                                          Cp(℃)    86.4
Figure A9519521300717
     5.0%     η(cP)    21.0
                                          Δn      0.136
Figure A9519521300718
     5.0%      Δε             8.1
                                           Vth     1.93
Figure A9519521300719
          10.0%
Figure A95195213007110
     8.0%    11.0%
Figure A95195213007112
       8.0%
Figure A95195213007113
      5.0%4.0%组合物实施例25
        
Figure A9519521300721
    5.0%
                  (化合物1)        6.0% 
Figure A9519521300723
 4.0%        12.0%
Figure A9519521300725
 4.0%       6.0% 
Figure A9519521300727
4.0%           7.0%                    10.0%
Figure A95195213007210
   7.0%                  10.0%
Figure A95195213007212
  4.0%                 11.0%
Figure A95195213007214
4.0%   Cp(℃)    83.0
                                            η(cP)    35.9
Figure A95195213007216
3.0%
                                            Δn       0.149
                                            Δε               16.9
Figure A95195213007217
3.0%   Vth       1.26
本发明以实施例的方式详细描述。但是,应理解,本发明并不通过这些特定实施例限定。在每一实施例中,CN表示晶体相-向列型液晶相转化点(℃),NI表示向列型液晶相-各向同性相转化点(℃)。
实施例1
3-氟-4-氯-4’-(反式-4-(2-(反式-4-正丙基环己基)乙基)环己基)联苯的制备(通式(I)化合物,其中A环和B环都为1,4-环己烯,C环表示1,4-亚苯基,Z1表示-CH2CH2-,Z2和Z3表示共价键,L1表示氟原子,L2表示氢原子,R表示正丙基;化合物1)
(1)将11.6克金属镁悬浮在氮气流下的100毫升四氢呋喃(下称THF)中,将69克溴苯溶于200毫升THF中所制得的溶液滴加到该悬浮液中,然后于室温搅拌1小时。将100克4-(2-(反式-4-正丙基环己基)乙基)环己酮溶于300毫升THF中所制得的溶于滴加于其中,室温搅拌1小时。反应完后,加入500毫升稀盐酸,用1升乙酸乙酯萃取。有机层用水洗涤,以无水硫酸镁干燥,减压蒸馏掉溶剂而得119克(1-羟基-4-(2-(反式-4-正丙基环己基)乙基)环己基)苯。
(2)将119克(1-羟基-4-(2-(反式-4-正丙基环己基)乙基)环己基)苯溶于500毫升甲苯,在该溶液中加入10克Amberlist 15E作为催化剂,回流搅拌该溶液2小时。冷却反应溶液后,滤除催化剂。有机层用水洗涤,以无水硫酸镁干燥,减压蒸馏掉溶剂而得92克4-(2-(反式-4-正丙基环己基)乙基)环己烯-1-基)苯。
(3)将上述92克4-(2-(反式-4-正丙基环己基)乙基)环己烯-1-基)苯溶于含有250毫克乙醇和250毫升甲苯的液体混合物中,加入5克钯/碳(5%)作为催化剂,在氢气下进行催化还原反应。反应完后,滤除催化剂,减压蒸馏掉溶剂而得黄色油状产物。将该产物从乙醇中重结晶而得58.5克(反式-4-(2-(反式-4-正丙基环己基)乙基)环己基)苯。
(4)在含有500毫升乙酸、50毫升四氯化碳、50毫升浓硫酸和100毫升水的混合溶液中加入上述58.5克(反式-4-(2-(反式-4-正丙基环己基)乙基)环己基)苯、22.1克碘和18.4克碘酸,回流搅拌该混合物2小时。冷却后,用饱和硫代硫酸钠水溶液洗涤该混合物。有机层用水洗涤,以无水硫酸镁干燥,减压蒸馏掉溶剂而得黄色油状产物。通过柱色谱法在氧化铝上纯化该产物,用庚烷作为洗脱液。另外,从庚烷中重结晶而得9.7克4-(反式-4-(2-(反式-4-正丙基环己基)乙基)环己基)碘苯。
(5)将1.2克金属镁悬浮在氮气流下的20毫升THF中,通过将9.6克4-(反式-4-(2-(反式-4-正丙基环己基)乙基)环己基)碘苯溶于50毫升THF中所制得的溶液滴加到其中,于室温搅拌1小时而制备Grignard试剂溶液。
在溶有上述9.7克4-(反式-4-(2-(反式-4-正丙基环己基)乙基)环己基)碘苯的30毫升THF中加入1克氯化钯,回流下搅拌。将上述制备的Grignard试剂滴加到其中,搅拌下反应2小时。将所得反应溶液加到100毫升稀盐酸中,产物用100毫升庚烷提取。有机层用水洗涤,以无水硫酸镁干燥,减压蒸馏掉溶剂而得黄色油状产物。通过柱色谱法在氧化铝上纯化该产物,用庚烷作为洗脱液。另外,从庚烷中重结晶而得2.3克标题化合物。CN 138.1,NI 227.7
按照上述方法,可合成以下混合物2至63:2.4-氯-4’-(反式-4-(2-(反式-4-甲基环己基)乙基)环己基)联苯3.4-氯-4’-(反式-4-(2-(反式-4-乙基环己基)乙基)环己基)联苯4.4-氯-4’-(反式-4-(2-(反式-4-正丙基环己基)乙基)环己基)联苯5.4-氯-4’-(反-4-(2-(反-4-正丁基环己基)乙基)环己基)联苯6.4-氯-4’-(反-4-(2-(反-4-正戊基环己基)乙基)环己基)联苯7.4-氯-4’-(反-4-(2-(反-4-正己基环己基)乙基)环己基)联苯8.4-氯-4’-(反-4-(2-(反-4-正庚基环己基)乙基)环己基)联苯9.3-氟-4-氯-4’-(反-4-(2-(反-4-甲基环己基)乙基)环己基)联苯10.3-氟-4-氯-4’-(反-4-(2-(反-4-乙基环己基)乙基)环己基)联苯11.3-氟-4-氯-4’-(反-4-(2-(反-4-正丁基环己基)乙基)环己基)联苯12.3-氟-4-氯-4’-(反-4-(2-(反-4-正戊基环己基)乙基)环己基)联苯13.3-氟-4-氯-4’-(反-4-(2-(反-4-正丙基环己基)乙基)环己基)联苯14.3-氟-4-氯-4’-(反-4-(2-(反-4-正庚基环己基)乙基)环己基)联苯15.2’-氟-4-氯-4’-(反-4-(2-(反-4-甲基环己基)乙基)环己基)联苯16.2’-氟-4-氯-4’-(反-4-(2-(反-4-乙基环己基)乙基)环己基)联苯17.2’-氟-4-氯-4’-(反-4-(2-(反-4-正丙基环己基)乙基)环己基)联苯
     CN 117.6,NI 25018.2’-氟-4-氯-4’-(反-4-(2-(反-4-正丁基环己基)乙基)环己基)联苯19.2’-氟-4-氯-4’-(反-4-(2-(反-4-正戊基环己基)乙基)环己基)联苯20.2’-氟-4-氯-4’-(反-4-(2-(反-4-正壬基环己基)乙基)环己基)联苯21.2’-氟-4-氯-4’-(反-4-(2-(反-4-正己基环己基)乙基)环己基)联苯22.2’,3-二氟-4-氯-4’-(反-4-(2-(反-4-甲基环己基)乙基)环己基)联苯23.2’,3-二氟-4-氯-4’-(反-4-(2-(反-4-乙基环己基)乙基)环己基)联苯24.2’,3-二氟-4-氯-4’-(反-4-(2-(反-4-正丙基环己基)乙基)环己基)联苯
       CN 109.1,NI 221,625.2’,3-二氟-4-氯-4’-(反-4-(2-(反-4-正丁基环己基)乙基)环己基)联苯26.2’,3-二氟-4-氯-4’-(反-4-(2-(反-4-正戊基环己基)乙基)环己基)联苯27.2’,3-二氟-4-氯-4’-(反-4-(2-(反-4-正己基环己基)乙基)环己基)联苯28.2’,3-二氟-4-氯-4’-(反-4-(2-(反-4-正庚基环己基)乙基)环己基)联苯29.3,5-二氟-4-氯-4’-(反-4-(2-(反-4-甲基环己基)乙基)环己基)联苯30.3,5-二氟-4-氯-4’-(反-4-(2-(反-4-乙基环己基)乙基)环己基)联苯31.3,5-二氟-4-氯-4’-(反-4-(2-(反-4-正丙基环己基)乙基)环己基)联苯32.3,5-二氟-4-氯-4’-(反-4-(2-(反-4-正丁基环己基)乙基)环己基)联苯33.3,5-二氟-4-氯-4’-(反-4-(2-(反-4-正戊基环己基)乙基)环己基)联苯34.3,5-二氟-4-氯-4’-(反-4-(2-(反-4-正己基环己基)乙基)环己基)联苯35.3,5-二氟-4-氯-4’-(反-4-(2-(反-4-正辛基环己基)乙基)环己基)联苯36.2’,6’-二氟-4-氯-4’-(反-4-(2-(反-4-甲基环己基)乙基)环己基)联苯37.2’,6’-二氟-4-氯-4’-(反-4-(2-(反-4-乙基环己基)乙基)环己基)联苯38.2’,6’-二氟-4-氯-4’-(反-4-(2-(反-4-正丙基环己基)乙基)环己基)联苯
         CN 110.6,NI 234.639.2’,6’-二氟-4-氯-4’-(反-4-(2-(反-4-正丁基环己基)乙基)环己基)联苯40.2’,6’-二氟-4-氯-4’-(反-4-(2-(反-4-正戊基环己基)乙基)环己基)联苯41.2’,6’-二氟-4-氯-4’-(反-4-(2-(反-4-正己基环己基)乙基)环己基)联苯42.2’,6’-二氟-4-氯-4’-(反-4-(2-(反-4-正庚基环己基)乙基)环己基)联苯43.2’,3,5-三氟-4-氯-4’-(反-4-(2-(反-4-甲基环己基)乙基)环己基)联苯44.2’,3,5-三氟-4-氯-4’-(反-4-(2-(反-4-乙基环己基)乙基)环己基)联苯45.2’,3,5-三氟-4-氯-4’-(反-4-(2-(反-4-正丙基环己基)乙基)环己基)联苯46.2’,3,5-三氟-4-氯-4’-(反-4-(2-(反-4-正丁基环己基)乙基)环己基)联苯47.2’,3,5-三氟-4-氯-4’-(反-4-(2-(反-4-正戊基环己基)乙基)环己基)联苯48.2’,3,5-三氟-4-氯-4’-(反-4-(2-(反-4-正己基环己基)乙基)环己基)联苯49.2’,3,5-三氟-4-氯-4’-(反-4-(2-(反-4-正癸基环己基)乙基)环己基)联苯50.2’,3,6’-三氟-4-氯-4’-(反-4-(2-(反-4-甲基环己基)乙基)环己基)联苯51.2’,3,6’-三氟-4-氯-4’-(反-4-(2-(反-4-乙基环己基)乙基)环己基)联苯52.2’,3,6’-三氟-4-氯-4’-(反-4-(2-(反-4-正丙基环己基)乙基)环己基)联苯
          CN 107.6,NI 228.553.2’,3,6’-三氟-4-氯-4’-(反-4-(2-(反-4-正丁基环己基)乙基)环己基)联苯54.2’,3,6’-三氟-4-氯-4’-(反-4-(2-(反-4-正戊基环己基)乙基)环己基)联苯55.2’,3,6’-三氟-4-氯-4’-(反-4-(2-(反-4-正己基环己基)乙基)环己基)联苯56.2’,3,6’-三氟-4-氯-4’-(反-4-(2-(反-4-正庚基环己基)乙基)环己基)联苯57.2’,3,5,6’-四氟-4-氯-4’-(反-4-(2-(反-4-甲氧基环己基)乙基)环己基)联苯58.2’,3,5,6’-四氟-4-氯-4’-(反-4-(2-(反-4-乙基环己基)乙基)环己基)联苯59.2’,3,5,6’-四氟-4-氯-4’-(反-4-(2-(反-4-正丙基环己基)乙基)环己基)联苯60.2’,3,5,6’-四氟-4-氯-4’-(反-4-(2-(反-4-正丁基环己基)乙基)环己基)联苯61.2’,3,5,6’-四氟-4-氯-4’-(反-4-(2-(反-4-正戊基环己基)乙基)环己基)联苯62.2’,3,5,6’-四氟-4-氯-4’-(反-4-(2-(反-4-正己基环己基)乙基)环己基)联苯63.2’,3,5,6’-四氟-4-氯-4’-(反-4-(2-(反-4-正庚基环己基)乙基)环己基)联苯实施例2
3-氟-4-氯-4’-(2-(反-4-(4-正丙基苯基)环己基)乙基)联苯(通式(I)所表示的化合物,其中环A和环C均代表1,4-亚苯基,环B代表反1,4-亚环己基,Z2代表-C2HCH2-,Z1和Z3代表共价键,L1代表F原子,L2代表H原子,R代表正丙基,64号化合物)的制备
(1)在氮气流下,将12g金属镁悬浮于50mlTHF中,滴加100g 4-正丙基溴苯在300ml THF中的溶液并在室温下搅拌1小时。然后向其中滴加78g1,4-环己二酮-单乙二醇缩酮在300ml THF中的溶液,并在室温下搅拌1小时。反应结束后,加入500ml饱和氯化铵水溶液并用500ml乙酸乙酯提取。将有机层用水洗涤并用无水硫酸镁干燥,减压蒸除溶剂后得到98g 1,1-亚乙二氧基-4-羟基-4-(4-正丙基苯基)环己烷。
(2)将上述的98g 1,1-亚乙二氧基-4-羟基-4-(4-正丙基苯基)环己烷溶于500ml甲苯,向其中加入5g Amberlist 15E作为催化剂,并在回流下搅拌2小时。将反应液冷却后,滤除催化剂。将有机层用水洗涤、无水硫酸镁干燥,减压蒸除溶剂后得到90g 1,1-亚乙二氧基-4-(4-正丙基苯基)环己烯。
(3)将80g 1,1-亚乙二氧基-4-(4-正丙基苯基)环己烯溶于含有250ml乙醇和250ml甲苯的混合溶液中,向其中加入5g钯/碳(5%)作为催化剂,并在氢气氛围下进行催化还原。反应结束后,滤除催化剂并减压蒸除溶剂,得到84g 1,1-亚乙二氧基-4-(4-正丙基苯基)环己烷。
(4)向300ml甲酸(99%)中加入84g上述的1,1-亚乙二氧基-4-(4-正丙基苯基)环己烷,在回流下搅拌2小时。冷却后,将反应液加入500ml水中并用500ml乙酸乙酯提取。将有机层用水洗涤并用无水硫酸镁干燥,减压蒸除溶剂后得到65.6g 4-正丙基苯基环己酮。
(5)在氮气流下,将15.3g金属镁悬浮于100mlTHF中,向其中滴加111g苯乙基溴在300ml THF中的溶液,并在室温下搅拌1小时。然后向其中滴加65.6g 4-正丙基苯基环己酮在200ml THF中的溶液,并在室温下搅拌1小时。反应结束后,加入300ml稀盐酸并用500ml乙酸乙酯提取。将有机层用水洗涤并用无水硫酸镁干燥,减压蒸除溶剂后得到68g 4-(4-正丙基苯基)-1-羟基-1-(2-苯基)乙基环己烷。
(6)将68g 4-(4-正丙基苯基)-1-羟基-l-(2-苯基)乙基环己烷溶于500ml甲苯,向溶液中加入5g Amberlist 15E作为催化剂,并将溶液在回流下搅拌2小时。将反应液冷却后,滤除催化剂。将有机层用水洗涤、无水硫酸镁干燥,减压蒸除溶剂后得到57g 4-(4-正丙基苯基)-1-(2-苯基)乙基环己烯。
(7)将57g上述的4-(4-正丙基苯基)-1-(2-苯基)乙基环己烯溶于含有250ml乙醇和250ml甲苯的混合溶液中,向溶液中加入5g钯/碳(5%)作为催化剂,并将溶液在氢气氛围下进行催化还原。反应结束后,滤除催化剂并减压蒸除溶剂得到黄色油状产物。将该产物用乙醇重结晶,得到20g(2-(反-4-(4-正丙基苯基)环己基)乙基)苯。
(8)向含有50ml乙酸、5ml四氯化碳、5ml浓硫酸和10ml水的液体混合物中加入5.8g上述的(2-(反-4-(4-正丙基苯基)环己基)乙基)苯、2.4g碘和2g碘酸,然后将其在回流下搅拌2小时。冷却后,将混合物用硫代硫酸钠饱和水溶液洗涤。有机层用水洗涤并用无水硫酸镁干燥,减压蒸除溶剂后得到黄棕色产物。将该产物通过氧化铝柱色谱进行纯化,用庚烷作为洗脱剂,并进一步用庚烷重结晶后得到5.8g 4-(2-(反-4-(4-正丙基苯基)环己基)乙基)碘苯。
(9)在氮气流下,将0.7g金属镁悬浮于10ml THF中,向悬浮液中滴加6g苯乙基溴在30ml THF中的溶液,并将悬浮液在室温下搅拌1小时以制备格氏试剂溶液。将5.8g上述的4-(2-(反-4-(4-正丙基苯基)环己基)乙基)碘苯溶于30ml THF,向其中加入1g氯化钯,将其在回流下搅拌。随后,向其中滴加在前述过程中制备的格氏试剂溶液,在加热条件下搅拌反应2小时,将由此得到的反应液加入20ml稀盐酸中,用50ml庚烷提取产物。将有机层用水洗涤并用无水硫酸镁干燥,减压蒸除溶剂后得到黄棕色产物。将该产物通过氧化铝柱色谱进行纯化,用庚烷作为洗脱剂,并进一步用庚烷重结晶后得到1.2g目的化合物。
根据上述方法,合成了65号至126号化合物:号65.4-氯-4’-(2-(反-4-(4-甲基苯基)环己基)乙基)联苯66.4-氯-4’-(2-(反-4-(4-乙基苯基)环己基)乙基)联苯67.4-氯-4’-(2-(反-4-(4-正丙基苯基)环己基)乙基)联苯68.4-氯-4’-(2-(反-4-(4-正丁基苯基)环己基)乙基)联苯69.4-氯-4’-(2-(反-4-(4-正戊基苯基)环己基)乙基)联苯70.4-氯-4’-(2-(反-4-(4-正己基苯基)环己基)乙基)联苯71.4-氯-4’-(2-(反-4-(4-正壬基苯基)环己基)乙基)联苯72.3-氟-4-氯-4’-(2-(反-4-(4-甲基苯基)环己基)乙基)联苯73.3-氟-4-氯-4’-(2-(反-4-(4-乙基苯基)环己基)乙基)联苯74.3-氟-4-氯-4’-(2-(反-4-(4-正丁基苯基)环己基)乙基)联苯75.3-氟-4-氯-4’-(2-(反-4-(4-正戊基苯基)环己基)乙基)联苯
      CN 88.5,NI 262.476.3-氟-4-氯-4’-(2-(反-4-(4-正己基苯基)环己基)乙基)联苯77.3-氟-4-氯-4’-(2-(反-4-(4-正庚基苯基)环己基)乙基)联苯78.2’-氟-4-氯-4’-(2-(反-4-(4-甲基苯基)环己基)乙基)联苯79.2’-氟-4-氯-4’-(2-(反-4-(4-乙基苯基)环己基)乙基)联苯80.2’-氟-4-氯-4’-(2-(反-4-(4-正丙基苯基)环己基)乙基)联苯81.2’-氟-4-氯-4’-(2-(反-4-(4-正丁基苯基)环己基)乙基)联苯82.2’-氟-4-氯-4’-(2-(反-4-(4-正戊基苯基)环己基)乙基)联苯83.2’-氟-4-氯-4’-(2-(反-4-(4-正辛基苯基)环己基)乙基)联苯84.2’-氟-4-氯-4’-(2-(反-4-(4-正庚基苯基)环己基)乙基)联苯85.2’,3-二氟-4-氯-4’-(2-(反-4-(4-甲基苯基)环己基)乙基)联苯86.2’,3-二氟-4-氯-4’-(2-(反-4-(4-乙基苯基)环己基)乙基)联苯87.2’,3-二氟-4-氯-4’-(2-(反-4-(4-正丙基苯基)环己基)乙基)联苯88.2’,3-二氟-4-氯-4’-(2-(反-4-(4-正丁基苯基)环己基)乙基)联苯89.2’,3-二氟-4-氯-4’-(2-(反-4-(4-正戊基苯基)环己基)乙基)联苯90.2’,3-二氟-4-氯-4’-(2-(反-4-(4-正己基苯基)环己基)乙基)联苯91.2’,3-二氟-4-氯-4’-(2-(反-4-(4-正庚基苯基)环己基)乙基)联苯92.3,5-二氟-4-氯-4’-(2-(反-4-(4-甲基苯基)环己基)乙基)联苯93.3,5-二氟-4-氯-4’-(2-(反-4-(4-乙基苯基)环己基)乙基)联苯94.3,5-二氟-4-氯-4’-(2-(反-4-(4-正丙基苯基)环己基)乙基)联苯95.3,5-二氟-4-氯-4’-(2-(反-4-(4-正丁基苯基)环己基)乙基)联苯96.3,5-二氟-4-氯-4’-(2-(反-4-(4-正戊基苯基)环己基)乙基)联苯97.3,5-二氟-4-氯-4’-(2-(反-4-(4-正己基苯基)环己基)乙基)联苯98.3,5-二氟-4-氯-4’-(2-(反-4-(4-正癸基苯基)环己基)乙基)联苯99.2’,6’-二氟-4-氯-4’-(2-(反-4-(4-甲基苯基)环己基)乙基)联苯100.2’,6’-二氟-4-氯-4’-(2-(反-4-(4-乙基苯基)环己基)乙基)联苯101.2’,6’-二氟-4-氯-4’-(2-(反-4-(4-正丙基苯基)环己基)乙基)联苯102.2’,6’-二氟-4-氯-4’-(2-(反-4-(4-正丁基苯基)环己基)乙基)联苯103.2’,6’-二氟-4-氯-4’-(2-(反-4-(4-正戊基苯基)环己基)乙基)联苯104.2’,6’-二氟-4-氯-4’-(2-(反-4-(4-正己基苯基)环己基)乙基)联苯105.2’,6’-二氟-4-氯-4’-(2-(反-4-(4-正庚基苯基)环己基)乙基)联苯106.2’,3,5-三氟-4-氯-4’-(2-(反-4-(4-甲基苯基)环己基)乙基)联苯107.2’,3,5-三氟-4-氯-4’-(2-(反-4-(4-乙基苯基)环己基)乙基)联苯108.2’,3,5-三氟-4-氯-4’-(2-(反-4-(4-正丙基苯基)环己基)乙基)联苯109.2’,3,5-三氟-4-氯-4’-(2-(反-4-(4-正丁基苯基)环己基)乙基)联苯110.2’,3,5-三氟-4-氯-4’-(2-(反-4-(4-正戊基苯基)环己基)乙基)联苯111.2’,3,5-三氟-4-氯-4’-(2-(反-4-(4-正己基苯基)环己基)乙基)联苯112.2’,3,5-三氟-4-氯-4’-(2-(反-4-(4-正庚基苯基)环己基)乙基)联苯113.2’,3,6’-三氟-4-氯-4’-(2-(反-4-(4-甲基苯基)环己基)乙基)联苯114.2’,3,6’-三氟-4-氯-4’-(2-(反-4-(4-乙基苯基)环己基)乙基)联苯115.2’,3,6’-三氟-4-氯-4’-(2-(反-4-(4-正丙基苯基)环己基)乙基)联苯116.2’,3,6’-三氟-4-氯-4’-(2-(反-4-(4-正丁基苯基)环己基)乙基)联苯117.2’,3,6’-三氟-4-氯-4’-(2-(反-4-(4-正戊基苯基)环己基)乙基)联苯118.2’,3,6’-三氟-4-氯-4’-(2-(反-4-(4-正己基苯基)环己基)乙基)联苯119.2’,3,6’-三氟-4-氯-4’-(2-(反-4-(4-正庚基苯基)环己基)乙基)联苯120.2’,3,5,6’-四氟-4-氯-4’-(2-(反-4-(4-甲基苯基)环己基)乙基)联苯121.2’,3,5,6’-四氟-4-氯-4’-(2-(反式-4-(4-乙基苯基)环己基)乙基)联苯122.2’,3,5,6’-四氟-4-氯-4’-(2-(反式-4-(4-正丙基苯基)环己基)乙基)联苯123.2’,3,5,6’-四氟-4-氯-4’-(2-(反式-4-(4-正丁基苯基)环己基)乙基)联苯124.2’,3,5,6’-四氟-4-氯-4’-(2-(反式-4-(4-正戊基苯基)环己基)乙基)联苯125.2’,3,5,6’-四氟-4-氯-4’-(2-(反式-4-(4-正己基苯基)环己基)乙基)联苯126.2’,3,5,6’-四氟-4-氯-4’-(2-(反式-4-(4-正庚基苯基)环己基)乙基)联苯
实施例3
3-氟-4-氯-4’-(反式-4-(2-(反式-4-正丙基苯基)乙基)环己基)乙基)联苯的制备(通式(I)化合物,其中A环和C环都为1,4-亚苯基,B环表示反式-1,4-环己烯,Z1和Z2表示-CH2CH2-,Z3表示共价键,L1表示氟原子,L2表示氢原子,R表示正丙基;化合物127)
(1)将114克4-正丙基苄基三苯膦溴化物的500毫升THF悬浮液于氮气流下搅拌,室温下加入32.3克叔丁氧钾。室温搅拌1小时后,将31.2克4-甲酰基环己酮的200毫升THF溶液滴加到该悬浮液中。室温搅拌2小时后,加入1升水,然后用1升乙酸乙酯萃取。有机层用水洗涤,以无水硫酸镁干燥,减压蒸馏掉溶剂,然后加入500毫升庚烷。滤除分离得的沉淀物,通过柱色谱法在硅胶上纯化,用乙酸乙酯/庚烷(1/5)作为洗脱液,减压蒸馏掉溶剂后而得42克4-(2-(4-正丙基苯基)乙烯基)环己酮。
(2)在溶有42克上述4-(2-(4-正丙基苯基)乙烯基)环己酮的200毫升乙醇和200毫升甲苯液体混合物中加入4克钯/碳(5%)作为催化剂,在氢气下己烯催化还原反应。反应完后,滤除催化剂,减压蒸馏掉溶剂而得39.8克4-(2-(4-正丙基苯基)乙基)环己酮。
(3)将4.7克金属镁悬浮在氮气流下的25毫升THF中,通过将35.5克苯乙溴溶于100毫升THF中所制得的溶液滴加到该悬浮液中,于室温搅拌1小时而制备Grignard试剂溶液。在该溶液中滴加入溶有上述39.8克4-(2-(4-正丙基苯基)乙基)环己酮的300毫升THF,于室温搅拌1小时。反应完后,加入300毫升稀盐酸,用300毫升乙酸乙酯提取。有机层用水洗涤,以无水硫酸镁干燥,减压蒸馏掉溶剂而得40克4-(2-(4-正丙基苯基)乙基)-1-羟基-1-(2-苯基)乙基)环己烷。
(4)将40克4-(2-(4-正丙基苯基)乙基)-1-羟基-1-(2-苯基)乙基)环己烷溶于200毫升甲苯中,加入4克Amberlist 15E作为催化剂,回流下搅拌2小时。将反应溶液冷却后,滤除催化剂。有机层用水洗涤,以无水硫酸镁干燥,减压蒸馏掉溶剂而得30克4-(2-(4-正丙基苯基)乙基)-1-(2-苯基)乙基环己烷。
(5)将30克上述4-(2-(4-正丙基苯基)乙基)-1-(2-苯基)乙基环己烷溶于含有100毫升乙醇和100毫升甲苯的混合溶液中,加入3克钯/碳(5%)在催化剂,于氢气下进行催化还原反应。反应完后,滤除催化剂,减压蒸馏掉溶剂而得黄色油状产物。将该产物从乙醇中重结晶而得26克(2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苯。
(6)在后250毫升乙酸、25毫升四氯化碳、25毫升浓硫酸和50毫升水的混合溶液中加入26克上述(2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苯、10克碘、8.4克碘酸,于回流下搅拌2小时。冷却后,用硫代硫酸钠饱和水溶液洗涤。有机层用水洗涤,以无水硫酸镁干燥,减压蒸馏掉溶剂后而得黄褐色油状产物。将该产物在氧化铝上通过柱色谱进行纯化,用庚烷作为洗脱液,然后从庚烷中重结晶而得10.3克4-(2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)碘苯。
(7)将12克金属镁悬浮在氮气流下的10毫升THF中,滴加入通过将10.3克3-氟-4-氯溴苯溶于50毫升THF中制得的溶液,于室温搅拌1小时而制备Grignard试剂溶液。将10.6克4-(2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)碘苯溶于50毫升THF,加入1克氯化钯,回流下搅拌。将前述方法制备的Grignard试剂滴加到其中,搅拌下反应2小时。将所得反应溶液加到200毫升稀盐酸中,用200毫升庚烷提取产物。有机层用水洗涤,以无水硫酸镁干燥,减压蒸馏掉溶剂而得黄褐色油状产物。将该产物在氧化铝上通过柱色谱进行纯化,用庚烷作为洗脱液,然后从庚烷中即得2克标题化合物。
按照上述方法,可合成下列化合物128至189:128.4-氯-4’-(2-(反式-4-(2-(4-甲基苯基)乙基)环己基)乙基)联苯129.4-氯-4’-(2-(反式-4-(2-(4-乙基苯基)乙基)环己基)乙基)联苯130.4-氯-4’-(2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)联苯131.4-氯-4’-(2-(反式-4-(2-(4-正丁基苯基)乙基)环己基)乙基)联苯132.4-氯-4’-(2-(反式-4-(2-(4-正戊基苯基)乙基)环己基)乙基)联苯133.4-氯-4’-(2-(反式-4-(2-(4-正己基苯基)乙基)环己基)乙基)联苯134.4-氯-4’-(2-(反式-4-(2-(4-正庚基苯基)乙基)环己基)乙基)联苯135.3-氟-4-氯-4’-(2-(反式-4-(2-(4-甲基苯基)乙基)环己基)乙基)联苯136.3-氟-4-氯-4’-(2-(反式-4-(2-(4-乙基苯基)乙基)环己基)乙基)联苯137.3-氟-4-氯-4’-(2-(反式-4-(2-(4-正丁基苯基)乙基)环己基)乙基)联苯138.3-氟-4-氯-4’-(2-(反式-4-(2-(4-正戊基苯基)乙基)环己基)乙基)联苯139.3-氟-4-氯-4’-(2-(反式-4-(2-(4-正己基苯基)乙基)环己基)乙基)联苯140.3-氟-4-氯-4’-(2-(反式-4-(2-(4-正壬基苯基)乙基)环己基)乙基)联苯141.2’-氟-4-氯-4’-(2-(反式-4-(2-(4-甲基苯基)乙基)环己基)乙基)联苯142.2’-氟-4-氯-4’-(2-(反式-4-(2-(4-乙基苯基)乙基)环己基)乙基)联苯143.2’-氟-4-氯-4’-(2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)联苯144.2’-氟-4-氯-4’-(2-(反式-4-(2-(4-正丁基苯基)乙基)环己基)乙基)联苯145.2’-氟-4-氯-4’-(2-(反式-4-(2-(4-正戊基苯基)乙基)环己基)乙基)联苯146.2’-氟-4-氯-4’-(2-(反式-4-(2-(4-正己基苯基)乙基)环己基)乙基)联苯147.2’-氟-4-氯-4’-(2-(反式-4-(2-(4-正庚基苯基)乙基)环己基)乙基)联苯148.2’,3-二氟-4-氯-4’-(2-(反式-4-(2-(4-甲基苯基)乙基)环己基)乙基)联苯149.2’,3-二氟-4-氯-4’-(2-(反式-4-(2-(4-乙基苯基)乙基)环己基)乙基)联苯150.2’,3-二氟-4-氯-4’-(2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)联苯151.2’,3-二氟-4-氯-4’-(2-(反式-4-(2-(4-正丁基苯基)乙基)环己基)乙基)联苯152.2’,3-二氟-4-氯-4’-(2-(反式-4-(2-(4-正戊基苯基)乙基)环己基)乙基)联苯153.2’,3-二氟-4-氯-4’-(2-(反式-4-(2-(4-正己基苯基)乙基)环己基)乙基)联苯154.2’,3-二氟-4-氯-4’-(2-(反式-4-(2-(4-正辛基苯基)乙基)环己基)乙基)联苯155.3,5-二氟-4-氯-4’-(2-(反式-4-(2-(4-甲基苯基)乙基)环己基)乙基)联苯156.3,5-二氟-4-氯-4’-(2-(反式-4-(2-(4-乙基苯基)乙基)环己基)乙基)联苯157.3,5-二氟-4-氯-4’-(2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)联苯158.3,5-二氟-4-氯-4’-(2-(反式-4-(2-(4-正丁基苯基)乙基)环己基)乙基)联苯159.3,5-二氟-4-氯-4’-(2-(反式-4-(2-(4-正戊基苯基)乙基)环己基)乙基)联苯160.3,5-二氟-4-氯-4’-(2-(反式-4-(2-(4-正己基苯基)乙基)环己基)乙基)联苯161.3,5-二氟-4-氯-4’-(2-(反式-4-(2-(4-正庚基苯基)乙基)环己基)乙基)联苯162.2’,6’-二氟-4-氯-4’-(2-(反式-4-(2-(4-甲基苯基)乙基)环己基)乙基)联苯163.2’,6’-二氟-4-氯-4’-(2-(反式-4-(2-(4-乙基苯基)乙基)环己基)乙基)联苯164.2’,6’-二氟-4-氯-4’-(2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)联苯165.2’,6’-二氟-4-氯-4’-(2-(反式-4-(2-(4-正丁基苯基)乙基)环己基)乙基)联苯166.2’,6’-二氟-4-氯-4’-(2-(反式-4-(2-(4-正戊基苯基)乙基)环己基)乙基)联苯167.2’,6’-二氟-4-氯-4’-(2-(反式-4-(2-(4-正己基苯基)乙基)环己基)乙基)联苯168.2’,6’-二氟-4-氯-4’-(2-(反式-4-(2-(4-正庚基苯基)乙基)环己基)乙基)联苯169.2’,3,5-三氟-4-氯-4’-(2-(反式-4-(2-(4-甲基苯基)乙基)环己基)乙基)联苯170.2’,3,5-三氟-4-氯-4’-(2-(反式-4-(2-(4-乙基苯基)乙基)环己基)乙基)联苯171.2’,3,5-三氟-4-氯-4’-(2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)联苯172.2’,3,5-三氟-4-氯-4’-(2-(反式-4-(2-(4-正丁基苯基)乙基)环己基)乙基)联苯173.2’,3,5-三氟-4-氯-4’-(2-(反式-4-(2-(4-正戊基苯基)乙基)环己基)乙基)联苯174.2’,3,5-三氟-4-氯-4’-(2-(反式-4-(2-(4-正癸基苯基)乙基)环己基)乙基)联苯175.2’,3,5-三氟-4-氯-4’-(2-(反式-4-(2-(4-正庚基苯基)乙基)环己基)乙基)联苯176.2’,3,6’-三氟-4-氯-4’-(2-(反式-4-(2-(4-甲基苯基)乙基)环己基)乙基)联苯177.2’,3,6’-三氟-4-氯-4’-(2-(反式-4-(2-(4-乙基苯基)乙基)环己基)乙基)联苯178.2’,3,6’-三氟-4-氯-4’-(2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)联苯179.2’,3,6’-三氟-4-氯-4’-(2-(反式-4-(2-(4-正丁基苯基)乙基)环己基)乙基)联苯180.2’,3,6’-三氟-4-氯-4’-(2-(反式-4-(2-(4-正戊基苯基)乙基)环己基)乙基)联苯181.2’,3,6’-三氟-4-氯-4’-(2-(反式-4-(2-(4-正己基苯基)乙基)环己基)乙基)联苯182.2’,3,6’-三氟-4-氯-4’-(2-(反式-4-(2-(4-正庚基苯基)乙基)环己基)乙基)联苯183.2’,3,5,6’-四氟-4-氯-4’-(2-(反式-4-(2-(4-甲基苯基)乙基)环己基)乙基)联苯184.2’,3,5,6’-四氟-4-氯-4’-(2-(反式-4-(2-(4-乙基苯基)乙基)环己基)乙基)联苯185.2’,3,5,6’-四氟-4-氯-4’-(2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)联苯186.2’,3,5,6’-四氟-4-氯-4’-(2-(反式-4-(2-(4-正丁基苯基)乙基)环己基)乙基)联苯187.2’,3,5,6’-四氟-4-氯-4’-(2-(反式-4-(2-(4-正戊基苯基)乙基)环己基)乙基)联苯188.2’,3,5,6’-四氟-4-氯-4’-(2-(反式-4-(2-(4-正己基苯基)乙基)环己基)乙基)联苯189.2’,3,5,6’-四氟-4-氯-4’-(2-(反式-4-(2-(4-正庚基苯基)乙基)环己基)乙基)联苯
实施例4
4-(2-(4-(2-(反式-4-(4-正丙基苯基)环己基)乙基)苯基)乙基)氯苯的制备(通式(I)化合物,其中A环和C环都为1,4-亚苯基,B环表示反式-1,4-环己烯,Z2和Z3表示-CH2CH2-,Z1表示共价键,L1和L2表示氢原子,R表示正丙基;化合物190)
(1)将实施例2获得的27.6克(2-(反式-4-(4-正丙基苯基)环己基)乙基)苯溶于200毫升二氯甲烷后,冷却至0℃,在该溶液中加入24克氯化铝,搅拌。将22.8克草酰氯一点一点滴加到该溶液中,当溶液温度升温至室温后,搅拌2小时。反应完后,将其加到500毫升水中,用200毫升二氯甲烷提取。有机层用水洗涤,以无水硫酸镁干燥,减压蒸馏掉溶剂而得20克4-(2-(反式-4-(4-正丙基苯基)环己基)乙基)苯甲酰氯。
(2)在500毫升甲苯中加入5毫升乙醇和8.5克吡啶,搅拌。滴加入上述19.8克4-(2-(反式-4-(4-正丙基苯基)环己基)乙基)苯甲酰氯的100毫升甲苯液体混合物,回流下搅拌2小时。冷却后,将反应溶液加到500毫升水中,用200毫升甲苯提取。有机层用水洗涤,以无水硫酸镁干燥,减压蒸馏掉溶剂后而得16.2克4-(2-(反式-4-(4-正丙基苯基)环己基)乙基)苯甲酸酯。
(3)冰冷却下,将1.6克氢化锂铝一点一点加到100毫升THF中,搅拌。加入上述16.2克4-(2-(反式-4-(4-正丙基苯基)环己基)乙基)苯甲酸酯的200毫升THF液体混合物。冰冷却下搅拌2小时,然后滴加入200毫升乙酸乙酯。将反应溶液加到200毫升冰冷却下的稀盐酸中,用200毫升乙酸乙酯提取。有机层用水洗涤,以无水硫酸镁干燥,减压蒸馏掉溶剂而得10.1克4-(2-(反式-4-(4-正丙基苯基)环己基)乙基)苄醇。
(4)将12.9克二环己基碳化二亚胺悬浮在200毫升二氯甲烷中,搅拌。在该悬浮液中滴加入通过将10.1克上述4-(2-(反式-4-(4-正丙基苯基)环己基)乙基)苄醇溶于200毫升二氯甲烷中而制得的溶液,室温下搅拌2小时。将此得到的粗反应溶液在硅胶上通过柱色谱法纯化,然后减压蒸馏掉溶剂而得2.8克4-(2-(反式-4-(4-正丙基苯基)环己基)乙基)苯甲醛。
(5)在氮气流下搅拌11.8克4-氯苄基三苯膦溴化物的100毫升THF悬浮液,室温下将2.8克叔丁氧钾加到该悬浮液中。室温下搅拌1小时后,滴加入7克4-(2-(反式-4-(4-正丙基苯基)环己基)乙基)苯甲醛的50毫升THF溶液。室温下搅拌2小时后,加入300毫升水,用300毫升乙酸乙酯提取。有机层用水洗涤,以无水硫酸镁干燥,减压蒸馏掉溶剂,加入200毫升庚烷。滤除分离后的沉淀物,在硅胶上进行柱色谱,用乙酸乙酯/庚烷(1/5)作为洗脱液。减压蒸馏掉溶剂而得5.6克4-(2-(4-(2-(反式-4-(4-正丙基苯基)环己基)乙基)苯基)乙烯基)氯苯。
(6)在溶有5.6克上述4-(2-(4-(2-(反式-4-(4-正丙基苯基)环己基)乙基)苯基)乙烯基)氯苯的25毫升乙醇和24毫升甲苯的混合溶液中,加入0.5克钯/硫酸钡作为催化剂,在氢气下进行催化还原反应。反应完后,滤除催化剂,减压蒸馏掉溶剂而得2.8克标题化合物。
按照上述方法,可合成以下化合物191至252:191.4-(2-(4-(2-(反式-4-(4-甲基苯基)环己基)乙基)苯基)乙基)氯苯192.4-(2-(4-(2-(反式-4-(4-乙基苯基)环己基)乙基)苯基)乙基)氯苯193.4-(2-(4-(2-(反式-4-(4-正丁基苯基)环己基)乙基)苯基)乙基)氯苯194.4-(2-(4-(2-(反式-4-(4-正戊基苯基)环己基)乙基)苯基)乙基)氯苯195.4-(2-(4-(2-(反式-4-(4-正己基苯基)环己基)乙基)苯基)乙基)氯苯196.4-(2-(4-(2-(反式-4-(4-正庚基苯基)环己基)乙基)苯基)乙基)氯苯197.2-氟-4-(2-(4-(2-(反式-4-(4-甲基苯基)环己基)乙基)苯基)乙基)氯苯198.2-氟-4-(2-(4-(2-(反式-4-(4-乙基苯基)环己基)乙基)苯基)乙基)氯苯199.2-氟-4-(2-(4-(2-(反式-4-(4-正丙基苯基)环己基)乙基)苯基)乙基)氯苯200.2-氟-4-(2-(4-(2-(反式-4-(4-正丁基苯基)环己基)乙基)苯基)乙基)氯苯201.2-氟-4-(2-(4-(2-(反式-4-(4-正戊基苯基)环己基)乙基)苯基)乙基)氯苯202.2-氟-4-(2-(4-(2-(反式-4-(4-正己基苯基)环己基)乙基)苯基)乙基)氯苯203.2-氟-4-(2-(4-(2-(反式-4-(4-正壬基苯基)环己基)乙基)苯基)乙基)氯苯204.4-(2-(2-氟-4-(2-(反式-4-(4-甲基苯基)环己基)乙基)苯基)乙基)氯苯205.4-(2-(2-氟-4-(2-(反式-4-(4-乙基苯基)环己基)乙基)苯基)乙基)氯苯206.4-(2-(2-氟-4-(2-(反式-4-(4-正丙基苯基)环己基)乙基)苯基)乙基)氯苯207.4-(2-(2-氟-4-(2-(反-4-(4-正丁基苯基)环己基)乙基)苯基)乙基)氯苯208.4-(2-(2-氟-4-(2-(反-4-(4-正戊基苯基)环己基)乙基)苯基)乙基)氯苯209.4-(2-(2-氟-4-(2-(反-4-(4-正己基苯基)环己基)乙基)苯基)乙基)氯苯210.4-(2-(2-氟-4-(2-(反-4-(4-正庚基苯基)环己基)乙基)苯基)乙基)氯苯211.2-氟-4-(2-(2-氟-4-(2-(反-4-(4-甲基苯基)环己基)乙基)苯基)乙基)氯苯212.2-氟-4-(2-(2-氟-4-(2-(反-4-(4-乙基苯基)环己基)乙基)苯基)乙基)氯苯213.2-氟-4-(2-(2-氟-4-(2-(反-4-(4-正丙基苯基)环己基)乙基)苯基)乙基)氯苯214.2-氟-4-(2-(2-氟-4-(2-(反-4-(4-正丁基苯基)环己基)乙基)苯基)乙基)氯苯215.2-氟-4-(2-(2-氟-4-(2-(反-4-(4-正戊基苯基)环己基)乙基)苯基)乙基)氯苯216.2-氟-4-(2-(2-氟-4-(2-(反-4-(4-正己基苯基)环己基)乙基)苯基)乙基)氯苯217.2-氟-4-(2-(2-氟-4-(2-(反-4-(4-正辛基苯基)环己基)乙基)苯基)乙基)氯苯218.2,6-一氟-4-(2-(4-(2-(反-4-(4-甲基苯基)环己基)乙基)苯基)乙基)氯苯219.2,6-二氟-4-(2-(4-(2-(反-4-(4-乙基苯基)环己基)乙基)苯基)乙基)氯苯220.2,6-二氟-4-(2-(4-(2-(反-4-(4-正丙基苯基)环己基)乙基)苯基)乙基)氯苯221.2,6-二氟-4-(2-(4-(2-(反-4-(4-正丁基苯基)环己基)乙基)苯基)乙基)氯苯222.2,6-二氟-4-(2-(4-(2-(反-4-(4-正戊基苯基)环己基)乙基)苯基)乙基)氯苯223.2,6--二氟-4-(2-(4-(2-(反-4-(4-正己基苯基)环己基)乙基)苯基)乙基)氯苯224.2,6-二氟-4-(2-(4-(2-(反-4-(4-正庚基苯基)环己基)乙基)苯基)乙基)氯苯225.4-(2-(2,6-二氟-4-(2-(反-4-(4-甲基苯基)环己基)乙基)苯基)乙基)氯苯226.4-(2-(2,6-二氟-4-(2-(反-4-(4-乙基苯基)环己基)乙基)苯基)乙基)氯苯227.4-(2-(2,6-二氟-4-(2-(反-4-(4-正丙基苯基)环己基)乙基)苯基)乙基)氯苯228.4-(2-(2,6-二氟-4-(2-(反-4-(4-正丁基苯基)环己基)乙基)苯基)乙基)氯苯229.4-(2-(2,6-二氟-4-(2-(反-4-(4-正戊基苯基)环己基)乙基)苯基)乙基)氯苯230.4-(2-(2,6-二氟-4-(2-(反-4-(4-正己基苯基)环己基)乙基)苯基)乙基)氯苯231.4-(2-(2,6-二氟-4-(2-(反-4-(4-正癸基苯基)环己基)乙基)苯基)乙基)氯苯232.2,6-二氟-4-(2-(2-氟-4-(2-(反-4-(4-甲基苯基)环己基)乙基)苯基)乙基)氯苯233.2,6-二氟-4-(2-(2-氟-4-(2-(反-4-(4-乙基苯基)环己基)乙基)苯基)乙基)氯苯234.2,6-二氟-4-(2-(2-氟-4-(2-(反-4-(4-正丙基苯基)环己基)乙基)苯基)乙基)氯苯235.2,6-二氟-4-(2-(2-氟-4-(2-(反-4-(4-正丁基苯基)环己基)乙基)苯基)乙基)氯苯236.2,6-二氟-4-(2-(2-氟-4-(2-(反-4-(4-正戊基苯基)环己基)乙基)苯基)乙基)氯苯237.2,6-二氟-4-(2-(2-氟-4-(2-(反-4-(4-正己基苯基)环己基)乙基)苯基)乙基)氯苯238.2,6-二氟-4-(2-(2-氟-4-(2-(反-4-(4-正庚基苯基)环己基)乙基)苯基)乙基)氯苯239.2-氟-4-(2-(2,6-二氟-4-(2-(反-4-(4-甲基苯基)环己基)乙基)苯基)乙基)氯苯240.2-氟-4-(2-(2,6-二氟-4-(2-(反-4-(4-乙基苯基)环己基)乙基)苯基)乙基)氯苯241.2-氟-4-(2-(2,6-二氟-4-(2-(反-4-(4-正丙基苯基)环己基)乙基)苯基)乙基)氯苯242.2-氟-4-(2-(2,6-二氟-4-(2-(反-4-(4-正丁基苯基)环己基)乙基)苯基)乙基)氯苯243.2-氟-4-(2-(2,6-二氟-4-(2-(反-4-(4-正戊基苯基)环己基)乙基)苯基)乙基)氯苯244.2-氟-4-(2-(2,6-二氟-4-(2-(反-4-(4-正己基苯基)环己基)乙基)苯基)乙基)氯苯245.2-氟-4-(2-(2,6-二氟-4-(2-(反-4-(4-正庚基苯基)环己基)乙基)苯基)乙基)氯苯246.2,6-二氟-4-(2-(2,6-二氟-4-(2-(反-4-(4-甲基苯基)环己基)乙基)苯基)乙基)氯苯247.2,6-二氟-4-(2-(2,6-二氟-4-(2-(反-4-(4-乙基苯基)环己基)乙基)苯基)乙基)氯苯248.2,6-二氟-4-(2-(2,6-二氟-4-(2-(反-4-(4-正丙基苯基)环己基)乙基)苯基)乙基)氯苯249.2,6-二氟-4-(2-(2,6-二氟-4-(2-(反-4-(4-正丁基苯基)环己基)乙基)苯基)乙基)氯苯250.2,6-二氟-4-(2-(2,6-二氟-4-(2-(反-4-(4-正戊基苯基)环已基)乙基)苯基)乙基)氯苯251.2,6-二氟-4-(2-(2,6-二氟-4-(2-(反-4-(4-正己基苯基)环己基)乙基)苯基)乙基)氯苯252.2,6-二氟-4-(2-(2,6-二氟-4-(2-(反-4-(4-正庚基苯基)环己基)乙基)苯基)乙基)氯苯实施例5
4-(2-(4-(反-4-(2-(反-4-正丙基环己基)乙基)环己基)苯基)乙基)氯苯(通式(I)所表示的化合物,其中环C代表1,4-亚苯基,环A和环B均代表反1,4-亚环己基,Z1和Z3均代表-C2HCH2-,Z2代表共价键,L1和L2代表H原子,R代表正丙基,253号化合物)的制备
(1)将25.5g(反-4-(2-(反-4-正丙基环己基)乙基)环己基)苯溶于200ml二氯甲烷制成的溶液冷却至0℃,向溶液中加入24g氯化铝并进行搅拌。向溶液中逐渐滴加21.5g草酰氯,将其温度升至室温并搅拌2小时。反应结束后,将其加入500ml水中并用200ml二氯甲烷提取。将有机层用水洗涤并用无水硫酸镁干燥,减压蒸除溶剂后得到18g(反-4-(2-(反-4-正丙基环己基)乙基)环己基)苯甲酰氯。
(2)向500ml甲苯中加入5ml乙醇和8g吡啶,然后将其进行搅拌。向其中滴加含有18.5g上述(反-4-(2-(反-4-正丙基环己基)乙基)环己基)苯甲酰氯和10ml甲苯的液体混合物,并在回流下搅拌2小时。冷却后,将反应液加入500ml水中并用500ml甲苯提取。有机层用水洗涤并用无水硫酸镁干燥,减压蒸除溶剂后得到15.5g(反-4-(2-(反-4-正丙基环己基)乙基)环己基)苯甲酸乙酯。
(3)在冰浴冷却的条件下,将1.4g氢化锂铝逐渐加入搅拌的100ml THF中。向其中滴加含有15.5g上述(反-4-(2-(反-4-正丙基环己基)乙基)环己基)苯甲酸乙酯和200ml THF的液体混合物,并在冰浴冷却下搅拌2小时,然后向其中滴加200ml乙酸乙酯。将反应液加入200ml冰浴冷却的稀盐酸中,用200ml乙酸乙酯提取。有机层用水洗涤并用无水硫酸镁干燥,减压蒸除溶剂后得到9.7g(反-4-(2-(反-4-正丙基环己基)乙基)环己基)苄醇。
(4)将12.0g二环己基碳二亚胺悬浮于200ml二氯甲烷并搅拌。滴加9.7g(反-4-(2-(反-4-正丙基环己基)乙基)环己基)苄醇在200ml 1,2-二氯乙烷中的溶液,并在室温下搅拌2小时。反应液粗品通过硅胶柱色谱进行纯化。蒸除溶剂得到6g(反-4-(2-(反-4-正丙基环己基)乙基)环己基)苯甲醛。
(5)将10.7g 4-氯苄基三苯基溴化磷在100ml THF中的悬浮液在氮气流的条件下搅拌,在室温下向其中加入2.5g叔丁醇钾。室温搅拌1小时后,滴加6g上述(反-4-(2-(反-4-正丙基环己基)乙基)环己基)苯甲醛在50ml THF中的溶液。室温搅拌2小时后,加入300ml水并用300ml乙酸乙酯提取。有机层用水洗涤并用无水硫酸镁干燥,减压蒸除溶剂,向其中加入250ml庚烷。滤出析出的沉淀并通过硅胶柱色谱进行纯化,用乙酸乙酯/庚烷(1/5)作为洗脱剂。减压蒸除溶剂后得到5.4g 4-(2-(4-(反-4-(2-(反-4-正丙基环己基)乙基)环己基)苯基)乙烯基)氯苯。
(7)将5.4g上述4-(2-(4-(反-4-(2-(反-4-正丙基环己基)乙基)环己基)苯基)乙烯基)氯苯溶于25ml乙醇和25ml甲苯中,向其中加入0.5g钯/硫酸钡作为催化剂,然后将其在氢气氛围下进行催化还原。反应结束后,滤除催化剂并减压蒸除溶剂,得到浅黄色油状产物。将该产物用庚烷重结晶,得到2.0g目的化合物。
根据上述方法,合成了254号至315号化合物:号254.4-(2-(4-(反-4-(2-(反-4-甲基环己基)乙基)环己基)苯基)乙基)氯苯255.4-(2-(4-(反-4-(2-(反-4-乙基环己基)乙基)环己基)苯基)乙基)氯苯256.4-(2-(4-(反-4-(2-(反-4-正丁基环己基)乙基)环己基)苯基)乙基)氯苯257.4-(2-(4-(反-4-(2-(反-4-正戊基环己基)乙基)环己基)苯基)乙基)氯苯258.4-(2-(4-(反-4-(2-(反-4-正己基环己基)乙基)环己基)苯基)乙基)氯苯259.4-(2-(4-(反-4-(2-(反-4-正庚基环己基)乙基)环己基)苯基)乙基)氯苯260.2-氟-4-(2-(4-(反-4-(2-(反-4-甲基环己基)乙基)环己基)苯基)乙基)氯苯261.2-氟-4-(2-(4-(反式-4-(2-(反式-4-乙基环己基)乙基)环己基)苯基)乙基)氯苯262.2-氟-4-(2-(4-(反式-4-(2-(反式-4-正丙基环己基)乙基)环己基)苯基)乙基)氯苯263.2-氟-4-(2-(4-(反式-4-(2-(反式-4-正丁基环己基)乙基)环己基)苯基)乙基)氯苯264.2-氟-4-(2-(4-(反式-4-(2-(反式-4-正戊基环己基)乙基)环己基)苯基)乙基)氯苯265.2-氟-4-(2-(4-(反式-4-(2-(反式-4-正己基环己基)乙基)环己基)苯基)乙基)氯苯266.2-氟-4-(2-(4-(反式-4-(2-(反式-4-正庚基环己基)乙基)环己基)苯基)乙基)氯苯267.4-(2-(2-氟-4-(2-(反式-4-甲基环己基)乙基)环己基)苯基)乙基)氯苯268.4-(2-(2-氟-4-(2-(反式-4-乙基环己基)乙基)环己基)苯基)乙基)氯苯269.4-(2-(2-氟-4-(2-(反式-4-正丙基环己基)乙基)环己基)苯基)乙基)氯苯270.4-(2-(2-氟-4-(2-(反式-4-正丁基环己基)乙基)环己基)苯基)乙基)氯苯271.4-(2-(2-氟-4-(2-(反式-4-正戊基环己基)乙基)环己基)苯基)乙基)氯苯272.4-(2-(2-氟-4-(2-(反式-4-正壬基环己基)乙基)环己基)苯基)乙基)氯苯273.4-(2-(2-氟-4-(2-(反式-4-正庚基环己基)乙基)环己基)苯基)乙基)氯苯274.2-氟-4-(2-(2-氟-4-(反式-4-(2-(反式-4-甲基环己基)乙基)环己基)苯基)乙基)氯苯275.2-氟-4-(2-(2-氟-4-(反式-4-(2-(反式-4-乙基环己基)乙基)环己基)苯基)乙基)氯苯276.2-氟-4-(2-(2-氟-4-(反式-4-(2-(反式-4-正丙基环己基)乙基)环己基)苯基)乙基)氯苯277.2-氟-4-(2-(2-氟-4-(反式-4-(2-(反式-4-正丁基环己基)乙基)环己基)苯基)乙基)氯苯278.2-氟-4-(2-(2-氟-4-(反式-4-(2-(反式-4-正戊基环己基)乙基)环己基)苯基)乙基)氯苯279.2-氟-4-(2-(2-氟-4-(反式-4-(2-(反式-4-正己基环己基)乙基)环己基)苯基)乙基)氯苯280.2-氟-4-(2-(2-氟-4-(反式-4-(2-(反式-4-正辛基环己基)乙基)环己基)苯基)乙基)氯苯281.2,6-二氟-4-(2-(4-(反式-4-(2-(反式-4-甲基环己基)乙基)环己基)苯基)乙基)氯苯282.2,6-二氟-4-(2-(4-(反式-4-(2-(反式-4-乙基环己基)乙基)环己基)苯基)乙基)氯苯283.2,6-二氟-4-(2-(4-(反式-4-(2-(反式-4-正丙基环己基)乙基)环己基)苯基)乙基)氯苯284.2,6-二氟-4-(2-(4-(反式-4-(2-(反式-4-正丁基环己基)乙基)环己基)苯基)乙基)氯苯285.2,6-二氟-4-(2-(4-(反式-4-(2-(反式-4-正戊基环己基)乙基)环己基)苯基)乙基)氯苯286.2,6-二氟-4-(2-(4-(反式-4-(2-(反式-4-正己基环己基)乙基)环己基)苯基)乙基)氯苯287.2,6-二氟-4-(2-(4-(反式-4-(2-(反式-4-正庚基环己基)乙基)环己基)苯基)乙基)氯苯288.4-(2-(2,6-二氟-4-(反式-4-(2-(反式-4-甲基环己基)乙基)环己基)苯基)乙基)氯苯289.4-(2-(2,6-二氟-4-(反式-4-(2-(反式-4-乙基环己基)乙基)环己基)苯基)乙基)氯苯290.4-(2-(2,6-二氟-4-(反式-4-(2-(反式-4-正丙基环己基)乙基)环己基)苯基)乙基)氯苯291.4-(2-(2,6-二氟-4-(反式-4-(2-(反式-4-正丁基环己基)乙基)环己基)苯基)乙基)氯苯292.4-(2-(2,6-二氟-4-(反式-4-(2-(反式-4-正戊基环己基)乙基)环己基)苯基)乙基)氯苯293.4-(2-(2,6-二氟-4-(反式-4-(2-(反式-4-正癸基环己基)乙基)环己基)苯基)乙基)氯苯294.4-(2-(2,6-二氟-4-(反式-4-(2-(反式-4-正庚基环己基)乙基)环己基)苯基)乙基)氯苯295.2,6-二氟-4-(2-(2-氟-4-(反式-4-(2-(反式-4-甲基环己基)乙基)环己基)苯基)乙基)氯苯296.2,6-二氟-4-(2-(2-氟-4-(反式-4-(2-(反式-4-乙基环己基)乙基)环己基)苯基)乙基)氯苯297.2,6-二氟-4-(2-(2-氟-4-(反式-4-(2-(反式-4-正丙基环己基)乙基)环己基)苯基)乙基)氯苯298.2,6-二氟-4-(2-(2-氟-4-(反式-4-(2-(反式-4-正丁基环己基)乙基)环己基)苯基)乙基)氯苯299.2,6-二氟-4-(2-(2-氟-4-(反式-4-(2-(反式-4-正戊基环己基)乙基)环己基)苯基)乙基)氯苯300.2,6-二氟-4-(2-(2-氟-4-(反式-4-(2-(反式-4-正己基环己基)乙基)环己基)苯基)乙基)氯苯301.2,6-二氟-4-(2-(2-氟-4-(反式-4-(2-(反式-4-正庚基环己基)乙基)环己基)苯基)乙基)氯苯302.2-氟-4-(2-(2,6-二氟-4-(反式-4-(2-(反式-4-甲基环己基)乙基)环己基)苯基)乙基)氯苯303.2-氟-4-(2-(2,6-二氟-4-(反式-4-(2-(反式-4-乙基环己基)乙基)环己基)苯基)乙基)氯苯304.2-氟-4-(2-(2,6-二氟-4-(反式-4-(2-(反式-4-正丙基环己基)乙基)环己基)苯基)乙基)氯苯305.2-氟-4-(2-(2,6-二氟-4-(反式-4-(2-(反式-4-正丁基环己基)乙基)环己基)苯基)乙基)氯苯306.2-氟-4-(2-(2,6-二氟-4-(反式-4-(2-(反式-4-正戊基环己基)乙基)环己基)苯基)乙基)氯苯307.2-氟-4-(2-(2,6-二氟-4-(反式-4-(2-(反式-4-正己基环己基)乙基)环己基)苯基)乙基)氯苯308.2-氟-4-(2-(2,6-二氟-4-(反式-4-(2-(反式-4-正庚基环己基)乙基)环己基)苯基)乙基)氯苯309.2,6-二氟-4-(2-(2,6-二氟-4-(反式-4-(2-(反式-4-甲基环己基)乙基)环己基)苯基)乙基)氯苯310.2,6-二氟-4-(2-(2,6-二氟-4-(反式-4-(2-(反式-4-乙基环己基)乙基)环己基)苯基)乙基)氯苯311.2,6-二氟-4-(2-(2,6-二氟-4-(反式-4-(2-(反式-4-正丙基环己基)乙基)环己基)苯基)乙基)氯苯312.2,6-二氟-4-(2-(2,6-二氟-4-(反式-4-(2-(反式-4-正丁基环己基)乙基)环己基)苯基)乙基)氯苯313.2,6-二氟-4-(2-(2,6-二氟-4-(反式-4-(2-(反式-4-正戊基环己基)乙基)环己基)苯基)乙基)氯苯314.2,6-二氟-4-(2-(2,6-二氟-4-(反式-4-(2-(反式-4-正己基环己基)乙基)环己基)苯基)乙基)氯苯315.2,6-二氟-4-(2-(2,6-二氟-4-(反式-4-(2-(反式-4-正庚基环己基)乙基)环己基)苯基)乙基)氯苯
实施例6
4-(2-(4-(2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苯基)乙基)氯苯的制备(通式(I)化合物,其中A环和C环都为1,4-亚苯基,B环表示反式-1,4-环己烯,Z1、Z2和Z3表示-CH2CH2-,L1和L2表示氢原子,R表示正丙基;化合物316)
(1)将通过把47.2克2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苯溶于500毫升二氯甲烷中制得的溶液冷却至0℃,加入34.7克氯化铝,搅拌。向其中一点一点滴加入33克草酰氯,升温至室温,将其加到500毫升水中,用500毫升二氯甲烷提取。有机层用水洗涤,以无水硫酸镁干燥,减压蒸馏掉溶剂而得33.2克2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苯甲酰氯。
(2)在200毫升甲苯中加入7毫升乙醇和13克吡啶,搅拌。将上述33.2克2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苯甲酰氯和200毫升甲苯的液体混合物滴加到其中,回流下搅拌2小时。冷却后,将反应溶液加到500毫升水中,用200毫升甲苯提取。有机层用水洗涤,以无水硫酸镁干燥,减压蒸馏掉溶剂而得26.9克2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苯甲酸乙酯。
(3)冰冷却下,将2.4克氢化锂铝一点一点加到200毫升THF中,搅拌。将上述26.9克2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苯甲酸乙酯和100毫升THF的液体混合物滴加到其中,冰冷却下搅拌2小时。加入100毫升乙酸乙酯。将反应溶液加到200毫升冰冷却下的稀盐酸中,用500毫升乙酸乙酯提取。有机层用水洗涤,以无水硫酸镁干燥,减压蒸馏掉溶剂而得19-5克2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苄醇。
(4)将11.9克二环己基碳化二亚胺悬浮在200毫升二氯甲烷中,搅拌。将通过把19.5克上述2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苄醇溶于200毫升二氯甲烷中制得的溶液滴加到其中,室温下搅拌2小时。将粗反应溶液在硅胶上通过柱色谱纯化,然后减压蒸馏掉溶剂而得11.8克2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苯甲醛。
(5)在氮气流下搅拌16.8克4-氯苄基三苯膦溴化物的150毫升THF悬浮液,室温下将4克叔丁氧钾加到该悬浮液中。室温下搅拌1小时后,加入11.8克上述2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苯甲醛和100毫升THF溶液。室温下搅拌2小时后,加入300毫升水,用500毫升乙酸乙酯提取。有机层用水洗涤,以无水硫酸镁干燥,减压蒸馏掉溶剂,加入500毫升庚烷。滤除分离后的沉淀物,在硅胶上进行柱色谱,用乙酸乙酯/庚烷(1/5)作为洗脱液,然后减压蒸馏掉溶剂而得10克4-(2-(4-(2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苯基)乙烯基)氯苯。
(6)在溶有3.0克上述4-(2-(4-(2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苯基)乙烯基)氯苯的10毫升乙醇和10毫升甲苯液体混合物中,加入0.3克钯/硫酸钡作为催化剂,在氢气下进行催化还原反应。反应完后,滤除催化剂,减压蒸馏掉溶剂而得淡黄色油状产物。将该产物从庚烷中重结晶而得1.5克标题化合物。
按照上述方法,可合成以下化合物317至378:317.4-(2-(4-(2-(反式-4-(2-(4-甲基苯基)乙基)环己基)乙基)苯基)乙基)氯苯318.4-(2-(4-(2-(反式-4-(2-(4-乙基苯基)乙基)环己基)乙基)苯基)乙基)氯苯319.4-(2-(4-(2-(反式-4-(2-(4-正丁基苯基)乙基)环己基)乙基)苯基)乙基)氯苯320.4-(2-(4-(2-(反式-4-(2-(4-正戊基苯基)乙基)环己基)乙基)苯基)乙基)氯苯321.4-(2-(4-(2-(反式-4-(2-(4-正己基苯基)乙基)环己基)乙基)苯基)乙基)氯苯322.4-(2-(4-(2-(反式-4-(2-(4-正庚基苯基)乙基)环己基)乙基)苯基)乙基)氯苯323.2-氟-4-(2-(4-(2-(反式-4-(2-(4-甲基苯基)乙基)环己基)乙基)苯基)乙基)氯苯324.2-氟-4-(2-(4-(2-(反式-4-(2-(4-乙基苯基)乙基)环己基)乙基)苯基)乙基)氯苯325.2-氟-4-(2-(4-(2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苯基)乙基)氯苯326.2-氟-4-(2-(4-(2-(反式-4-(2-(4-正丁基苯基)乙基)环己基)乙基)苯基)乙基)氯苯327.2-氟-4-(2-(4-(2-(反式-4-(2-(4-正戊基苯基)乙基)环己基)乙基)苯基)乙基)氯苯328.2-氟-4-(2-(4-(2-(反式-4-(2-(4-正己基苯基)乙基)环己基)乙基)苯基)乙基)氯苯329.2-氟-4-(2-(4-(2-(反式-4-(2-(4-正壬基苯基)乙基)环己基)乙基)苯基)乙基)氯苯330.4-(2-(2-氟-4-(2-(4-(2-(反式-4-(2-(4-甲基苯基)乙基)环己基)乙基)苯基)乙基)氯苯331.4-(2-(2-氟-4-(2-(4-(2-(反式-4-(2-(4-乙基苯基)乙基)环己基)乙基)苯基)乙基)氯苯332.4-(2-(2-氟-4-(2-(4-(2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苯基)乙基)氯苯333.4-(2-(2-氟-4-(2-(4-(2-(反式-4-(2-(4-正丁基苯基)乙基)环己基)乙基)苯基)乙基)氯苯334.4-(2-(2-氟-4-(2-(4-(2-(反式-4-(2-(4-正戊基苯基)乙基)环己基)乙基)苯基)乙基)氯苯335.4-(2-(2-氟-4-(2-(4-(2-(反式-4-(2-(4-正己基苯基)乙基)环己基)乙基)苯基)乙基)氯苯336.4-(2-(2-氟-4-(2-(4-(2-(反式-4-(2-(4-正庚基苯基)乙基)环己基)乙基)苯基)乙基)氯苯337.2-氟-4-(2-(2-氟-4-(2-(反式-4-(2-(4-甲基苯基)乙基)环己基)乙基)苯基)乙基)氯苯338.2-氟-4-(2-(2-氟-4-(2-(反式-4-(2-(4-乙基苯基)乙基)环己基)乙基)苯基)乙基)氯苯339.2-氟-4-(2-(2-氟-4-(2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苯基)乙基)氯苯340.2-氟-4-(2-(2-氟-4-(2-(反式-4-(2-(4-正丁基苯基)乙基)环己基)乙基)苯基)乙基)氯苯341.2-氟-4-(2-(2-氟-4-(2-(反-4-(2-(4-正戊基苯基)乙基)环己基)乙基)苯基)乙基)氯苯342.2-氟-4-(2-(2-氟-4-(2-(反-4-(2-(4-正己基苯基)乙基)环己基)乙基)苯基)乙基)氯苯343.2-氟-4-(2-(2-氟-4-(2-(反-4-(2-(4-正辛基苯基)乙基)环己基)乙基)苯基)乙基)氯苯344.2,6-二氟-4-(2-(4-(2-(反-4-(2-(4-甲基苯基)乙基)环己基)乙基)苯基)乙基)氯苯345.2,6-二氟-4-(2-(4-(2-(反-4-(2-(4-乙基苯基)乙基)环己基)乙基)苯基)乙基)氯苯346.2,6-二氟-4-(2-(4-(2-(反-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苯基)乙基)氯苯347.2,6-二氟-4-(2-(4-(2-(反-4-(2-(4-正丁基苯基)乙基)环己基)乙基)苯基)乙基)氯苯348.2,6-二氟-4-(2-(4-(2-(反-4-(2-(4-正戊基苯基)乙基)环己基)乙基)苯基)乙基)氯苯349.2,6-二氟-4-(2-(4-(2-(反-4-(2-(4-正己基苯基)乙基)环己基)乙基)苯基)乙基)氯苯350.2,6-二氟-4-(2-(4-(2-(反-4-(2-(4-正癸基苯基)乙基)环己基)乙基)苯基)乙基)氯苯351.4-(2-(2,6-二氟-4-(2-(反-4-(2-(4-甲基苯基)乙基)环己基)乙基)苯基)乙基)氯苯352.4-(2-(2,6-二氟-4-(2-(反-4-(2-(4-乙基苯基)乙基)环己基)乙基)苯基)乙基)氯苯353.4-(2-(2,6-二氟-4-(2-(反-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苯基)乙基)氯苯354.4-(2-(2,6-二氟-4-(2-(反-4-(2-(4-正丁基苯基)乙基)环己基)乙基)苯基)乙基)氯苯355.4-(2-(2,6-二氟-4-(2-(反-4-(2-(4-正戊基苯基)乙基)环己基)乙基)苯基)乙基)氯苯356.4-(2-(2,6-二氟-4-(2-(反-4-(2-(4-正己基苯基)乙基)环己基)乙基)苯基)乙基)氯苯357.4-(2-(2,6-二氟-4-(2-(反-4-(2-(4-正庚基苯基)乙基)环己基)乙基)苯基)乙基)氯苯358.2,6-二氟-4-(2-(2-氟-4-(2-(反-4-(2-(4-甲基苯基)乙基)环己基)乙基)苯基)乙基)氯苯359.2,6-二氟-4-(2-(2-氟-4-(2-(反-4-(2-(4-乙基苯基)乙基)环己基)乙基)苯基)乙基)氯苯360.2,6-二氟-4-(2-(2-氟-4-(2-(反-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苯基)乙基)氯苯361.2,6-二氟-4-(2-(2-氟-4-(2-(反-4-(2-(4-正丁基苯基)乙基)环己基)乙基)苯基)乙基)氯苯362.2,6-二氟-4-(2-(2-氟-4-(2-(反-4-(2-(4-正戊基苯基)乙基)环己基)乙基)苯基)乙基)氯苯363.2,6-二氟-4-(2-(2-氟-4-(2-(反-4-(2-(4-正己基苯基)乙基)环己基)乙基)苯基)乙基)氯苯364.2,6-二氟-4-(2-(2-氟-4-(2-(反-4-(2-(4-正庚基苯基)乙基)环己基)乙基)苯基)乙基)氯苯365.2-氟-4-(2-(2,6-二氟-4-(2-(反-4-(2-(4-甲基苯基)乙基)环己基)乙基)苯基)乙基)氯苯366.2-氟-4-(2-(2,6-二氟-4-(2-(反-4-(2-(4-乙基苯基)乙基)环己基)乙基)苯基)乙基)氯苯367.2-氟-4-(2-(2,6-二氟-4-(2-(反-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苯基)乙基)氯苯368.2-氟-4-(2-(2,6-二氟-4-(2-(反式-4-(2-(4-正丁基苯基)乙基)环己基)乙基)苯基)乙基)氯苯369.2-氟-4-(2-(2,6-二氟-4-(2-(反式-4-(2-(4-正戊基苯基)乙基)环己基)乙基)苯基)乙基)氯苯370.2-氟-4-(2-(2,6-二氟-4-(2-(反式-4-(2-(4-正己基苯基)乙基)环己基)乙基)苯基)乙基)氯苯371.2-氟-4-(2-(2,6-二氟-4-(2-(反式-4-(2-(4-正庚基苯基)乙基)环己基)乙基)苯基)乙基)氯苯372.2,6-二氟-4-(2-(2,6-二氟-4-(2-(反式-4-(2-(4-甲基苯基)乙基)环己基)乙基)苯基)乙基)氯苯373.2,6-二氟-4-(2-(2,6-二氟-4-(2-(反式-4-(2-(4-乙基苯基)乙基)环己基)乙基)苯基)乙基)氯苯374.2,6-二氟-4-(2-(2,6-二氟-4-(2-(反式-4-(2-(4-正丙基苯基)乙基)环己基)乙基)苯基)乙基)氯苯375.2,6-二氟-4-(2-(2,6-二氟-4-(2-(反式-4-(2-(4-正丁基苯基)乙基)环己基)乙基)苯基)乙基)氯苯376.2,6-二氟-4-(2-(2,6-二氟-4-(2-(反式-4-(2-(4-正戊基苯基)乙基)环己基)乙基)苯基)乙基)氯苯377.2,6-二氟-4-(2-(2,6-二氟-4-(2-(反式-4-(2-(4-正己基苯基)乙基)环己基)乙基)苯基)乙基)氯苯378.2,6-二氟-4-(2-(2,6-二氟-4-(2-(反式-4-(2-(4-正庚基苯基)乙基)环己基)乙基)苯基)乙基)氯苯
实施例7(使用实施例1)
含有下述化合物的液晶组合物(下称组合物A)的NI点为52.3℃,20℃的粘度为21.7mPa.s,光学各向异性(Δn)值为0.119,电介质各向异性(Δε)值为10.7。
Figure A9519521300991
 30重量份40重量份
Figure A9519521300993
30重量份
将该组合物A填充到电池厚度为9.0μm的TN电池中,测定电压阈值为1.60V。接着,将15重量份实施例1制备的本发明化合物1与85重量份的组合物A混合制备液晶组合物,从该组合物外推而得的NT点为200.3℃。20℃的粘度为53.7mPa.s,光学各向异性(Δn)值为0.119,电介质各向异性(Δε)值为12.7,当该液晶组合物填充到电池厚度为8.9μm的TN电池中时,电压阈值为1.59V。当将该液晶组合物置于-30℃以证实低温下的易混性时,逾1个月未观察到晶体的分离。
比较实施例1
按照实施例7制备液晶组合物,但是用以下公开在日本专利申请号hei2-44818中的化合物(下称比较化合物1)来代替本发明化合物1。
Figure A9519521301001
从该组合物外推而得的NT点为106.3℃。20℃的粘度为24.4mPa.s,Δn为0.109,Δε为8.7,当该液晶组合物填充到电池厚度为8.9μm的TN电池中时,电压阈值为1.69V。
发现该组合物的Δn值特别低。
比较实施例2
按照实施例7制备液晶组合物,但是用以下公开在DE-4027315中的一种化合物(下称比较化合物2或3)来代替本发明实施例7所用化合物1,将其放置在-30℃以证实低温下的易混性。将其置于-30℃仅1小时后,两种组合物即发生晶体分离,发现比较化合物2和3在低温下的易混性很差。
比较化合物2
比较化合物3
Figure A9519521301011
实施例8(使用实施例2)
按照实施例7制备液晶组合物,但是用化合物17替代本发明化合物1。从该组合物外推而得的NT点为214.3℃。Δn为0.186,Δε为7.4,当该液晶组合物填充到电池厚度为8.7μm的TN电池中时,电压阈值为1.82V。当将该液晶组合物置于-30℃时,逾1个月未观察到晶体的分离。
实施例9(使用实施例3)
按照实施例7制备液晶组合物,但是用化合物24替代本发明化合物1。从该组合物外推而得的NT点为187.6℃。20℃的粘度为59.0mPa.s,Δn为0.182,Δε为10.0,当该液晶组合物填充到电池厚度为8.7μm的TN电池中时,电压阈值为1.67V。当将该液晶组合物置于-30℃时,逾1个月未观察到晶体的分离。
实施例10(使用实施例4)
按照实施例7制备液晶组合物,但是用化合物38替代本发明化合物1。从该组合物外推而得的NT点为181.6℃。20℃的粘度为67.7mPa.s,Δn为0.179,Δε为12.0,当该液晶组合物填充到电池厚度为8.7μm的TN电池中时,电压阈值为1.70V。当将该液晶组合物置于-30℃时,逾1个月未观察到晶体的分离。
实施例11(使用实施例5)
按照实施例7制备液晶组合物,但是用化合物52替代本发明化合物1。从该组合物外推而得的NT点为160.3℃。20℃的粘度为71.7mPa.s,Δn为0.172,Δε为10.0,当该液晶组合物填充到电池厚度为8.7μm的TN电池中时,电压阈值为1.62V。当将该液晶组合物置于-30℃时,逾1个月未观察到晶体的分离。实施例12(使用实施例6)含有下述化合物的液晶组合物(下称组合物B)的NI点为72.4℃。
Figure A9519521301021
  24重量份
Figure A9519521301022
36重量份
Figure A9519521301023
25重量份
Figure A9519521301024
 15重量份
20℃的粘度为27.0mPa.s,Δn为0.137,Δε为11.0。将该组合物A填充到电池厚度为9.0μm的TN电池中,测定电压阈值为1.78V。接着,将15重量份实施例2制备的本发明化合物75加到85重量份的该组合物中制备液晶组合物。从该组合物外推而得的NT点为159.1℃。20℃的粘度为60.7mPa.s,Δn为0.198,Δε为7.0,当该液晶组合物填充到电池厚度为8.7μm的TN电池中时,电压阈值为1.81V。当将该液晶组合物置于-30℃时,逾1个月未观察到晶体的分离。
工业适用性
根据本发明,具有高光学各向异性和高电介质各向异性的新液晶组合物表现出宽范围的液晶相,在低温下与已知液晶化合物具有良好的易混性,并且可提供含有液晶化合物的液晶组合物,该液晶组合物特别适用于TFT模式。

Claims (17)

1.一种由通式(I)表示的液晶化合物
Figure A9519521300021
其中环A、环B、环C彼此独立地代表反-1,4-亚环己基或1,4-亚苯基,并且其六元环上的一个或多个氢原子可以被卤原子取代;Z1、Z2、和Z3分别代表-CH2CH2-或共价键,条件是它们中至少有一个代表-CH2CH2-;L1和L2代表H或卤原子;R代表含有1至10个碳原子的烷基或烷氧基;条件是当Z1和Z3代表共价键并且Z2代表-CH2CH2-时,环A代表1,4-亚苯基,而当Z1和Z2代表共价键并且Z3代表-CH2CH2-时,环A决不能代表反-1,4-亚环己基并且环B和环C同时代表1,4-亚苯基。
2.根据权利要求1的液晶化合物,其中Z1代表-CH2CH2-,Z2和Z3代表共价键。
3.根据权利要求2的液晶化合物,其中环A和环B代表亚环己基。
4.根据权利要求3的液晶化合物,其中环C代表一氟-1,4-亚苯基。
5.根据权利要求4的液晶化合物,其中L1代表氟原子。
6.根据权利要求3的液晶化合物,其中环C代表二氟-1,4-亚苯基。
7.根据权利要求6的液晶化合物,其中L1代表氟原子。
8.根据权利要求1的液晶化合物,其中Z2代表-CH2CH2-,Z1和Z3代表共价键。
9.根据权利要求1的液晶化合物,其中Z1和Z2代表-CH2CH2-,Z3代表共价键。
10.根据权利要求1的液晶化合物,其中Z1和Z3代表-CH2CH2-,Z2代表共价键。
11.根据权利要求1的液晶化合物,其中Z2和Z3代表-CH2CH2-,Z1代表共价键。
12.根据权利要求1的液晶化合物,其中Z1、Z2和Z3均代表-CH2CH2-。
13.含有至少一种权利要求1至12中的任意一个所定义的液晶化合物的液晶组合物。
14.一种液晶组合物,含有作为第一组分的至少一种权利要求1至12中的任意一个所定义的液晶化合物,并且含有作为第二组分的至少一种选自如下通式(II)、(III)、或(IV)所表示的化合物:
Figure A9519521300031
其中R1代表含有1至10个碳原子的烷基,X代表F、Cl、CF3、OCF3、OCF2H、或含有1至10个碳原子的烷基,Q1、Q2、Q3、和Q4彼此独立地代表H或F,n是1或2,p是0或1,Y1和Y2彼此独立地代表-CH2CH2-、-CH=CH-、或共价键,环D代表反-1,4-亚环己基或1,4-亚苯基。
15.一种液晶组合物,含有作为第一组分的至少一种权利要求1至12中的任意一个所定义的液晶化合物,并且含有作为第二组分的至少一种选自如下通式(V)、(VI)、(VII)、(VIII)、或(IX)所表示的化合物:其中R2代表F、含有1至10个碳原子的烷基、或含有2至10个碳原子的烯基,烷基或烯基中的任何亚甲基(-CH2-)基团均可以被氧原子(-O-)所代替,条件是不能有两个或多个亚甲基团连续地被氧原子代替,Y3代表-CH2CH2-、-COO-、或共价键,Q5和Q6彼此独立地代表H或F,E代表反-1,4-亚环己基、1,4-亚苯基、或反-1,3-二氧杂环己烷-2,5-二基、环G代表反-1,4-亚环己基或1,4-亚苯基,并且q和r彼此独立地是0或1,其中R3代表含有1至10个碳原子的烷基,Q7代表H或F,并且k是0或1,
Figure A9519521300051
其中R4代表含有1至10个碳原子的烷基,I代表反-1,4-亚环己基或1,4-亚苯基,Q8代表H或F,Y4代表-COO-或共价键,Y5代表-COO-或-C≡C-,并且f和h彼此独立地是0或1,
R5-J-Y6-K-R6      (VIII)其中R5和R6彼此独立地代表含有1至10个碳原子的烷基、烷氧基、或烷氧甲基,J代表反-1,4-亚环己基、1,3-嘧啶-2,5-二基、或1,4-亚苯基,K代表反-1,4-亚环己基或1,4-亚苯基,并且Y6代表-C≡C-、-COO-、-CH2CH2-或共价键,
Figure A9519521300052
其中R7代表含有1至10个碳原子的烷基或烷氧基,R8代表含有1至10个碳原子的烷基,R8中的任何亚甲基(-CH2-)基团均可以被氧原子(-O-)所代替,条件是不能有两个或多个亚甲基团连续地被氧原子代替,M代表反-1,4-亚环己基或1,3-嘧啶-2,5-二基,环N和U中的每一个均彼此独立地代表反-1,4-亚环己基或1,4-亚苯基,Y7代表-CH2CH2-、-COO-、或共价键,Y8代表-C≡C-、-COO-、或共价键,g是0或1,并且Q9代表H或F。
16.一种液晶组合物,含有作为第一组分的至少一种权利要求1至12中的任意一个所定义的液晶化合物,含有作为第二组分的至少一种选自通式(II)、(III)或(IV)所表示的液晶化合物,并且含有作为第二组分的另一部分的至少一种选自通式(V)、(VI)、(VII)、(VIII)、或(IX)所表示的液晶化合物。
17.一种含有权利要求13至16中的任意一个所定义的液晶组合物的液晶显示仪。
CN95195213A 1994-09-22 1995-09-22 氯苯衍生物以及含有这些化合物的液晶组合物 Pending CN1158601A (zh)

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