CN107857717A - 芳基亚砜、硫醚化合物及其合成方法和应用 - Google Patents

芳基亚砜、硫醚化合物及其合成方法和应用 Download PDF

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CN107857717A
CN107857717A CN201710939889.3A CN201710939889A CN107857717A CN 107857717 A CN107857717 A CN 107857717A CN 201710939889 A CN201710939889 A CN 201710939889A CN 107857717 A CN107857717 A CN 107857717A
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姜雪峰
李鸣
李一鸣
王明
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East China Normal University
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Abstract

本发明公开了一种选择性合成式(III)芳基亚砜化合物、式(IV)芳基硫醚化合物的合成方法,在反应溶剂中,以芳基高碘盐为反应原料,以芳基/烷基硫代硫酸盐为硫化试剂,在可见光和光敏试剂的催化作用下,在路易斯酸和碱的作用下,当反应气氛为氮气时生成硫醚化合物(IV),当反应气氛为空气时则生成亚砜化合物(III)。本发明合成方法原料易得价廉,反应操作简单,反应条件温和环保,产率较高,官能团耐受性优秀。本发明还公开了新的式(III)芳基亚砜化合物、式(IV)芳基硫醚化合物,且成功实现了药物、糖的后期修饰,并实现了一些药物的形式合成,为药物化学研究提供了选择性构建硫醚、亚砜化合物的高效方法。

Description

芳基亚砜、硫醚化合物及其合成方法和应用
技术领域
本发明属于有机化合物工艺应用技术领域,具体涉及一类芳基亚砜、硫醚化合物及其合成方法。
背景技术
芳基亚砜、硫醚化合物是两类非常重要的化合物,它广泛存在于各类药物分子、天然产物中,并且药物研发过程中一般会同时研究各种氧化态的含硫化合物,因为含相似骨架不同氧化态的化合物可能均是活性分子,还有可能是针对不同亚种的病症。因此,从一些结构简单、商业大量可得的原料选择性构建亚砜、硫醚显得尤为重要。
合成芳基硫醚化合物的传统方法主要是通过硫醇或者苯硫酚类化合物来制备。此类方法,所使用有机硫类易被氧化,对金属催化有毒化作用;原料味道过重,且对环境及人体均有不同程度的伤害;原料相对较为昂贵,且复杂底物需要预制备;以上诸多不足制约了此类方法在工艺研究及药物化学研究领域的深层次应用。并且,传统芳基硫醚化合物的合成需要在高温条件下进行,对能源有较大的消耗,不符合绿色化学的发展趋势,制约此类方法在工业上的大规模应用。亚砜化合物则是由硫醚化合物氧化制得,所需氧化剂一般为过氧化物或高氧化态化合物,原子经济性差、污染大、较危险。鉴于此,构建新型绿色高效硫化反应成为本发明立题依据及所要解决的技术问题。
发明内容
本发明克服了传统硫化反应的诸多缺点,创新性地实现一种新型绿色高效可调控式芳基亚砜、硫醚化合物的构建方法。本发明涉及的芳基亚砜、硫醚化合物的合成方法,使用光催化剂,以式(I)所示的芳基高碘盐为原料,以式(II)所示的芳基/烷基硫代硫酸盐为硫化试剂,在反应溶剂中,在一定温度条件下,在光催化的条件下有效地实现了相应转化,在空气氛围下制得如式(III)所示的芳基亚砜化合物,在氮气氛围下得到如式(IV)所示的芳基硫醚化合物。
其中,所述反应过程如以下反应式(a)所示。
以上反应式(a)中,Ar是苯基、取代苯基、或噻吩基;R是烷基、或取代苯基。
优选地,Ar是苯基、4-叔丁基苯基、4-三氟甲基苯基、4-氟苯基、4-氯苯基、4-溴苯基、3-三氟甲基苯基、2-甲基苯基、2、4、6-三甲基苯基、1-萘基、2-噻吩基、4-乙酯基苯基、2-三氟甲基苯基、3-硝基-4-乙酰基氨基苯基或4-甲酸乙酯基;R是正戊基、苄基、、甲基-2-四氢呋喃基、4-甲基苯基、4-氯苯基、3-甲氧基苯基、苯基、五元糖衍生取代基、六元糖衍生取代基、甲硝唑衍生取代基、甲基、正丙基、吲哚衍生取代基、4-叔丁基苄基、苯基炔丙基、4-三氟甲基苯基、2-乙氧基乙基,4-丁腈基,4-丁酸甲酯基,6-己基-1-醇基、2-乙腈基。本发明中,Ar、R包括但不仅仅局限于上述基团。
本发明中,利用式(I)所示的芳基高碘盐作为起始原料,式(II)所示的芳基/烷基硫代硫酸盐作为硫化试剂,在光催化剂(光敏试剂催化剂)的作用下,在可见光的照射下,在反应溶剂中进行反应,选择性地合成如式(III)所示的芳基亚砜化合物和式(IV)所示的芳基硫醚化合物。
本发明芳基亚砜化合物(III)合成中,所述起始原料如式(I)所示的芳基高碘盐和如式(II)所示的芳基烷基硫代硫酸盐的摩尔用量比例为1∶1-1∶10。优选地,两者摩尔用量比例为1∶1-1∶5;进一步优选地,两者摩尔用量比例为1∶3。
本发明芳基亚砜化合物(III)合成中,所述光催化剂选自三联吡啶钌,亚甲基蓝,瑞氏色素,孟加拉玫瑰红,2,4,6-三苯基吡喃四氟硼酸盐,曙红Y,或曙红B等中的一种或多种。优选地,所述光催化剂是曙红Y。
本发明芳基亚砜化合物(III)合成中,所述光催化剂的摩尔用量为如式(I)所示的原料芳基高碘盐(底物I)的1-10mol%。优选地,所述催化剂摩尔用量为如式(I)所示的原料芳基高碘盐的2mol%。
本发明芳基亚砜化合物(III)合成中,所述碱选自K3PO4、KH2PO4、K2HPO4、Na2CO3、NaHCO3、K2CO3、Li2CO3、2,6-二甲基吡啶、三乙胺、二异丙基乙基胺等中的一种或多种;优选地,所述碱是二异丙基乙基胺。
本发明芳基亚砜化合物(III)合成中,所述碱的摩尔用量为如式(I)所示的原料芳基高碘盐的1当量到5当量;优选地,其用量为式(I)所示的原料芳基高碘盐的2当量。
本发明芳基亚砜化合物(III)合成中,所述路易斯酸选自氯化锌、溴化锌、醋酸锌、二水醋酸锌、三氟甲磺酸锌、三氟化硼乙醚等中的一种或多种;优选地,所述路易斯酸是醋酸锌。
本发明芳基亚砜化合物(III)合成中,所述路易斯酸的摩尔用量为芳基高碘盐的0.01当量到2当量;优选地,其摩尔用量为芳基高碘盐的2当量。
本发明芳基亚砜化合物(III)合成中,所述反应溶剂选自甲醇、乙醇、异丙醇、叔丁醇、水、DMSO、DMF、DMA、DME、三氟甲苯、乙腈、丙酮、四氢呋喃、甲苯、二氯甲烷、1,2-二氯乙烷、氯仿之任意一种或任意组合。优选地,所述反应溶剂为甲醇和/或乙腈。
本发明芳基亚砜化合物(III)合成中,所述光为温和的可见光,光源可采用5W紧凑型节能灯、8W紧凑型节能灯、23W紧凑型节能灯、绿色LED灯等;优选地,所述光源为23W紧凑型节能灯、绿色LED灯。
本发明芳基亚砜化合物(III)合成中,所述反应的温度为0-50℃;优选地,为室温(25℃)。
本发明芳基亚砜化合物(III)合成中,所述反应的时间为1-72小时;优选地,为24小时。
本发明合成反应包括以下步骤:在反应容器中加入式(I)所示的原料芳基高碘盐、式(II)所示的硫化试剂芳基/烷基硫代硫酸盐、光催化剂、碱、路易斯酸、溶剂,在可见光的照射下,在室温下搅拌反应得到式(III)所示的芳基亚砜化合物。
在一个合成芳基亚砜化合物(III)的具体实例中,本发明合成反应是在反应瓶A中,加入芳基高碘盐(X mmol),芳基/烷基硫代硫酸盐(Y mmol),光催化剂曙红Y(Z mmol),二异丙基乙基胺(U mmol),路易斯酸(Vmmol)、溶剂(WmL),在可见光的照射下搅拌12小时,之后吹扫、置换反应管内部空气或添加空气或氧气气球,密闭后继续反应12小时。反应完毕后,室温条件下,向体系中加入乙酸乙酯(P mL),过滤,浓缩,经柱层析分离得到式(III)所示目标产物。
本发明还提出了新的芳基亚砜化合物,其结构式如式(III)所示,
其中,Ar是苯环、取代苯环、或噻吩基;R是烷基、或取代苯基。
17.优选地,Ar是苯基、4-叔丁基苯基、4-三氟甲基苯基、4-氟苯基、4-氯苯基、4-溴苯基、3-三氟甲基苯基、2-甲基苯基、2、4、6-三甲基苯基、1-萘基、2-噻吩基、4-乙酯基苯基、2-三氟甲基苯基、3-硝基-4-乙酰基氨基苯基或4-甲酸乙酯基;R是正戊基、苄基、、甲基-2-四氢呋喃基、4-甲基苯基、4-氯苯基、3-甲氧基苯基、苯基、五元糖衍生取代基、六元糖衍生取代基、甲硝唑衍生取代基、甲基、正丙基、吲哚衍生取代基、4-叔丁基苄基、苯基炔丙基、4-三氟甲基苯基、2-乙氧基乙基,4-丁腈基,4-丁酸甲酯基,6-己基-1-醇基、2-乙腈基。
进一步优选地,本发明所述式(III)芳基亚砜化合物如下表1所示。
本发明还提出了按照本发明上述合成方法制备得到的如式(III)所示的芳基亚砜化合物。
本发明芳基硫醚化合物(IV)合成中,所述起始原料如式(I)所示的芳基高碘盐和如式(II)所示的芳基烷基硫代硫酸盐的摩尔用量比例为1∶1-1∶10。优选地,两者摩尔用量比例为1∶1-1∶5;进一步优选地,两者摩尔用量比例为1∶3。
本发明芳基硫醚化合物(IV)合成中,所述光催化剂选自三联吡啶钌,亚甲基蓝,瑞氏色素,孟加拉玫瑰红,2,4,6-三苯基吡喃四氟硼酸盐,曙红Y,或曙红B等中的一种或多种。优选地,所述光催化剂是曙红Y。
本发明芳基硫醚化合物(IV)合成中,所述光催化剂的摩尔用量为如式(I)所示的原料芳基高碘盐(底物I)的1-10mol%。优选地,所述催化剂摩尔用量为如式(I)所示的原料芳基高碘盐的2mol%。
本发明芳基硫醚化合物(IV)合成中,所述碱选自K3PO4、KH2PO4、K2HPO4、Na2CO3、NaHCO3、K2CO3、Li2CO3、2,6-二甲基吡啶、三乙胺、二异丙基乙基胺等中的一种或多种;优选地,所述碱是二异丙基乙基胺。
本发明芳基硫醚化合物(IV)合成中,所述碱的摩尔用量为如式(I)所示的原料芳基高碘盐的1当量到5当量,优选地,其摩尔用量为式(I)所示的原料芳基高碘盐的2当量。
本发明芳基硫醚化合物(IV)合成中,所述路易斯酸选自氯化锌、溴化锌、醋酸锌、二水醋酸锌、三氟甲磺酸锌、三氟化硼乙醚等中的一种或多种;优选地,所述路易斯酸是二水醋酸锌。
本发明芳基硫醚化合物(IV)合成中,所述路易斯酸的摩尔用量为芳基高碘盐的0.01当量到2当量;优选地,其摩尔用量为芳基高碘盐的0.1当量。
本发明芳基硫醚化合物(IV)合成中,所述反应溶剂选自甲醇、乙醇、异丙醇、叔丁醇、水、DMSO、DMF、DMA、DME、三氟甲苯、乙腈、丙酮、四氢呋喃、甲苯、二氯甲烷、1,2-二氯乙烷、氯仿之任意一种或任意组合。优选地,所述反应溶剂为甲醇。
本发明芳基硫醚化合物(IV)合成中,所述光为温和的可见光,光源可采用5W紧凑型节能灯、8W紧凑型节能灯、23W紧凑型节能灯、绿色LED灯等;优选地,所述光源为23W紧凑型节能灯。
本发明芳基硫醚化合物(IV)合成中,所述反应的温度为0-50℃;优选地,为室温。
本发明芳基亚砜化合物(III)合成中,所述反应的时间为1-72小时;优选地,为24小时。
本发明芳基硫醚化合物(IV)合成反应包括以下步骤:对反应容器进行抽空换氮,在反应容器中加入式(I)所示的原料芳基高碘盐、式(II)所示的硫化试剂芳基/烷基硫代硫酸盐、光催化剂、碱、路易斯酸、溶剂,在可见光的照射下,在室温下搅拌反应得到式(IV)所示的芳基硫醚化合物。
在一个合成芳基硫醚化合物(IV)的具体实例中,本发明合成反应过程中,先将反应瓶B抽空换氮,依次向反应瓶B中加入芳基高碘盐(Cmmol),芳基/烷基硫代硫酸盐(Dmmol),光催化剂曙红Y(Emmol),二异丙基乙基胺(Fmmol),路易斯酸(Gmmol)、溶剂(HmL),在可见光的照射下搅拌24小时。反应完毕后,室温条件下,向体系中加入乙酸乙酯(P mL),过滤,浓缩,经柱层析分离得到式(IV)所示目标产物。
本发明还提出了如式(IV)所示的芳基硫醚化合物,
其中,Ar是苯环、取代苯环、或噻吩基;R是烷基、或取代苯基。
优选地,Ar是苯基、4-叔丁基苯基、4-三氟甲基苯基、4-氟苯基、4-氯苯基、4-溴苯基、3-三氟甲基苯基、2-甲基苯基、2、4、6-三甲基苯基、1-萘基、2-噻吩基、4-乙酯基苯基、2-三氟甲基苯基、3-硝基-4-乙酰基氨基苯基或4-甲酸乙酯基;R是正戊基、苄基、、甲基-2-四氢呋喃基、4-甲基苯基、4-氯苯基、3-甲氧基苯基、苯基、五元糖衍生取代基、六元糖衍生取代基、甲硝唑衍生取代基、甲基、正丙基、吲哚衍生取代基、4-叔丁基苄基、苯基炔丙基、4-三氟甲基苯基、2-乙氧基乙基,4-丁腈基,4-丁酸甲酯基,6-己基-1-醇基、2-乙腈基。
进一步优选地,本发明所述式(IV)芳基硫醚化合物如下表2所示。
本发明还提出了按照本发明上述合成方法制备得到的如式(IV)所示的芳基硫醚化合物。
本发明提出了上述新的芳基烷基、芳基芳基硫醚化合物的应用,所述化合物可应用于一系列具备生物活性的亚砜、硫醚药物前体合成。
本发明优点包括:本发明合成方法所使用的各原料简单易得,来源广泛;本发明使用可见光在室温下催化反应,绿色环保,操作简单;本发明使用无色无味固体芳基、烷基硫代硫酸盐作为硫化试剂,具有制备简便、成本低、产率高、工艺简、污染少的特色,完全可适用于大规模生产;本发明通过简单调节反应气氛即可实现亚砜、硫醚化合物的选择性合成;本发明使用甲醇、乙腈作为反应溶剂,易于处理;本发明底物普适性广、官能团耐受性强;本发明合成方法成功实现糖、药物分子(例如,实施例24-26)的后期修饰,以及一些亚砜(例如,实施例27-29)、硫醚药物、活性化合物(例如,实施例49)的形式合成,为药物化学研究提供了可靠的选择性亚砜化、硫醚化方法。合成芳基亚砜、硫醚化合物的传统的方法一般是使用硫醇或者硫酚实现硫醚,使用易爆的过氧化物实现氧化。但是,由于其味道较大、后处理难、污染严重、危险、对工业化生产造成很大的限制。本发明以容易制备的芳基高碘盐为反应原料,以无色无味的芳基/烷基硫代硫酸盐做为硫化试剂,在可见光的催化下,在室温下反应得到取代的芳基亚砜、硫醚化合物。反应操作简单,反应条件温和,适合大规模工业化生产。
具体实施方式
结合以下具体实施例,对本发明作进一步的详细说明,实施本发明的过程、条件、试剂、实验方法等,除以下专门提及的内容之外,均为本领域的普遍知识和公知常识,本发明没有特别限制内容。以下实施例所给出的数据包括具体操作和反应条件及产物。产物纯度通过核磁鉴定。
本发明亚砜化合物合成反应包括以下步骤:在反应容器中加入式(I)所示的原料芳基高碘盐、式(II)所示的硫化试剂芳基/烷基硫代硫酸盐、光催化剂、碱、溶剂,在可见光的照射下搅拌12小时,吹扫、置换反应管内部空气或添加空气或氧气气球,密闭后继续反应12小时,反应得到式(III)所示的芳基亚砜化合物。
本发明芳基硫醚化合物(IV)合成反应包括以下步骤:对反应容器进行抽空换氮,在反应容器中加入式(I)所示的原料芳基高碘盐、式(II)所示的硫化试剂芳基/烷基硫代硫酸盐、光催化剂、碱、溶剂,在可见光的照射下,在室温下搅拌反应得到式(IV)所示的芳基硫醚化合物。
如表1所示的芳基亚砜化合物,均为通过本发明方法合成得到的产物,尚未见有公开文献揭示这些化合物。
表1本发明的新的芳基亚砜化合物
表2本发明的新的芳基硫醚化合物
实施例1
苯基(正戊基)亚砜3a的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2a(123.6mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后吹扫、置换反应管内部空气,密闭后继续反应12小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3a(32.2mg,82%),Rf=0.5(PE/EA=2/1)。1H NMR(400MHz,CDCl3)δ7.60(dt,J=8.5,2.2Hz,2H),7.55–5.14(m,3H),2.76(ddd,J=8.5,6.6,1.8Hz,2H),1.72(ddd,J=8.7,7.2,3.0Hz,1H),1.61(dt,J=20.2,7.5Hz,1H),1.47–1.25(m,4H),0.86(t,J=7.1Hz,3H).13C NMR(100MHz,CDCl3)δ140.0,130.8,129.1,124.0,57.3,30.7,22.2,21.8,13.7,IR(KBr)2957,2930,2860,1637,1618,1466,1458,1443,1384,1089,1041,748,692cm-1.HRMS(ESI)Calcd for C11H17OS[M+H]+197.0994,Found197.0995.
实施例2
4-叔丁基苯基(正戊基)亚砜3b的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1b(108.5mg,0.2mmol),底物2a(123.6mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后吹扫、置换反应管内部空气,密闭后继续反应12小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3b(44.4mg,88%),Rf=0.5(PE/EA=2/1)。1H NMR(400MHz,CDCl3)δ7.58–7.49(m,4H),2.88–2.69(m,2H),1.85–1.53(m,4H),1.50–1.23(m,15H),0.88(t,J=7.1Hz,3H).13C NMR(125MHz,CDCl3)δ154.5,140.7,126.2,123.9,57.3,35.0,31.2,30.8,22.3,22.0,13.80.IR(KBr)2961,2930,1560,1385,1261,1150,1100,1050,802cm-1.HRMS(EI)Calcd for C15H24OS 252.1548,Found 252.1545.
实施例3
4-三氟甲基苯基(正戊基)亚砜3c的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1c(141.1mg,0.2mmol),底物2a(123.6mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后吹扫、置换反应管内部空气,密闭后继续反应12小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3c(35.4mg,67%),Rf=0.5(PE/EA=2/1)。1H NMR(400MHz,CDCl3)δ7.75(q,J=8.4Hz,4H),2.90–2.66(m,2H),1.88–1.69(m,1H),1.70–1.52(m,1H),1.52–1.26(m,4H),0.95–0.79(m,3H).19F NMR(376MHz,CDCl3)δ-62.84.13C NMR(100MHz,CDCl3)δ148.4,133.0(q,J=32.8Hz),126.2(q,J=3.7Hz),127.6–118.7(m,J=290.9Hz),124.5,57.1,30.7,22.2,21.6,13.7.IR(KBr)2960,2933,1607,1402,1324,1169,1131,1106,1093,1061,843,700cm-1.HRMS(EI)Calcd for C12H15F3OS264.0796,Found 264.0800.
实施例4
4-氟苯基(正戊基)亚砜3d的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1d(81.2mg,0.2mmol),底物2a(123.6mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后吹扫、置换反应管内部空气,密闭后继续反应12小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3d(27.4mg,64%),Rf=0.5(PE/EA=2/1)。1H NMR(400MHz,CDCl3)δ7.67–7.56(m,2H),7.22(ddd,J=10.4,5.9,2.4Hz,2H),2.81–2.70(m,2H),1.74–1.71(m,1H),1.64–1.56(m,1H),1.36(dddd,J=20.1,16.7,10.4,4.8Hz,4H),0.87(d,J=7.2Hz,3H).13C NMR(100MHz,CDCl3)δ164.3(d,J=251.2Hz),139.5(d,J=3.1Hz),126.3(d,J=8.8Hz),116.5(d,J=22.5Hz),57.5,30.7,22.2,21.8,13.7.19F NMR(282MHz,CDCl3)δ-108.82.IR(KBr)2958,2931,1590,1492,1223,1154,1088,1043,836,814,521cm-1.HRMS(EI)Calcd for C11H15FOS 214.0828,Found 214.0831.
实施例5
4-氯苯基(正戊基)亚砜3e的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1e(100.6mg,0.2mmol),底物2a(123.6mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后吹扫、置换反应管内部空气,密闭后继续反应12小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3e(32.3mg,70%),Rf=0.5(PE/EA=2/1)。1H NMR(400MHz,CDCl3)δ7.59–7.52(m,2H),7.49(d,J=8.6Hz,2H),2.76(t,J=7.8Hz,2H),1.78–1.69(m,1H),1.64–1.55(m,1H),1.45–1.28(m,4H),0.87(t,J=7.1Hz,3H).13CNMR(100MHz,CDCl3)δ142.6,137.1,129.5,125.4,57.3,30.7,22.2,21.7,13.7.IR(KBr)2958,2930,1475,1390,1261,1083,1043,1011,821,741cm-1.HRMS(EI)Calcd forC11H15ClOS230.0532,Found 230.0532.
实施例6
4-溴苯基(正戊基)亚砜3f的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1f(118.5mg,0.2mmol),底物2a(123.6mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后吹扫、置换反应管内部空气,密闭后继续反应12小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3f(45.7mg,83%),Rf=0.5(PE/EA=2/1)。1H NMR(400MHz,CDCl3)δ7.69–7.60(m,2H),7.47(d,J=8.5Hz,2H),2.75(t,J=7.8Hz,2H),1.79–1.67(m,1H),1.65–1.53(m,1H),1.47–1.27(m,4H),0.86(t,J=7.1Hz,3H).13CNMR(100MHz)δ142.95(s),132.38(s),125.65(s),125.35(s),57.16(s),30.67(s),22.16(s),21.67(s),13.70(s).IR(KBr)2956,2930,1469,1385,1065,1043,1008,818,724cm- 1.HRMS(EI)Calcd for C11H15BrOS 274.0027,Found 274.0029.
实施例7
3-三氟甲基苯基(正戊基)亚砜3g的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1g(100.7mg,0.2mmol),底物2a(123.6mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后吹扫、置换反应管内部空气,密闭后继续反应12小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3g(46.0mg,87%),Rf=0.5(PE/EA=2/1)。1H NMR(400MHz,CDCl3)δ7.89(s,1H),7.79(d,J=7.7Hz,1H),7.74(d,J=7.7Hz,1H),7.65(t,J=7.7Hz,1H),2.86–2.74(m,2H),1.84–1.72(m,1H),1.70–1.56(m,1H),1.48–1.27(m,4H),0.87(t,J=7.1Hz,3H).13C NMR(125MHz,CDCl3)δ145.7,131.8(q,J=33.2Hz),129.7,127.6(q,J=3.6Hz),127.3(d,J=0.7Hz),126.8–119.9(m,J=273.4Hz),121.0(q,J=3.8Hz),57.3,30.6,22.2,21.7,13.7.19F NMR(282MHz,CDCl3)δ-62.78.IR(KBr)2961,2932,1424,1384,1325,1262,1171,1131,1100,1067,1045,803,699cm-1.HRMS(EI)Calcdfor C12H15F3OS 264.0796,Found 264.0793.
实施例8
2-甲基苯基(正戊基)亚砜3h的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1h(79.2mg,0.2mmol),底物2a(123.6mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后吹扫、置换反应管内部空气,密闭后继续反应12小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3h(23.9mg,57%),Rf=0.5(PE/EA=2/1)。1H NMR(400MHz,CDCl3)δ7.89(dd,J=7.7,1.5Hz,1H),7.41(dd,J=7.6,0.9Hz,1H),7.38(dd,J=7.4,1.6Hz,1H),7.19(d,J=7.1Hz,1H),2.80–2.67(m,2H),2.37(s,3H),1.84–1.77(m,1H),1.68(s,1H),1.42–1.28(m,4H),0.88(d,J=7.3Hz,3H).13C NMR(100MHz,CDCl3)δ142.4,134.3,130.6,127.2,123.8,55.5,30.8,22.3,22.2,18.2,13.8.IR(KBr)2957,2929,2860,1467,1458,1383,1262,1195,1133,1079,1035,800,756,710cm-1.HRMS(EI)Calcd forC12H18OS 210.1078,Found 210.1076.
实施例8
2-甲基苯基(正戊基)亚砜3h的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1h(79.2mg,0.2mmol),底物2a(123.6mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后吹扫、置换反应管内部空气,密闭后继续反应12小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3h(23.9mg,57%),Rf=0.5(PE/EA=2/1)。1H NMR(400MHz,CDCl3)δ7.89(dd,J=7.7,1.5Hz,1H),7.41(dd,J=7.6,0.9Hz,1H),7.38(dd,J=7.4,1.6Hz,1H),7.19(d,J=7.1Hz,1H),2.80–2.67(m,2H),2.37(s,3H),1.84–1.77(m,1H),1.68(s,1H),1.42–1.28(m,4H),0.88(d,J=7.3Hz,3H).13C NMR(100MHz,CDCl3)δ142.4,134.3,130.6,127.2,123.8,55.5,30.8,22.3,22.2,18.2,13.8.IR(KBr)2957,2929,2860,1467,1458,1383,1262,1195,1133,1079,1035,800,756,710cm-1.HRMS(EI)Calcd forC12H18OS 210.1078,Found 210.1076.
实施例9
2,4,6-三甲基苯基(正戊基)亚砜3i的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1i(102.8mg,0.2mmol),底物2a(123.6mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后吹扫、置换反应管内部空气,密闭后继续反应12小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3i(23.8mg,50%),Rf=0.5(PE/EA=2/1)。1H NMR(400MHz,CDCl3)δ6.88–6.82(m,2H),3.25(ddd,J=12.9,9.3,5.3Hz,1H),2.81(ddd,J=12.9,9.5,6.8Hz,1H),2.53(s,6H),2.28(s,3H),1.78(ddd,J=13.5,7.6,4.2Hz,1H),1.68(d,J=2.3Hz,1H),1.40(dddd,J=24.4,20.9,10.4,5.3Hz,4H),0.90(t,J=7.2Hz,3H).13C NMR(100MHz,CDCl3)δ140.9,138.3,135.1,130.9,52.5,30.8,23.4,22.3,21.0,19.2,13.8.IR(KBr)2957,2928,2860,1602,1560,1465,1458,1384,1180,1081,1059,1041,880cm-1.HRMS(EI)Calcd for C14H22OS 238.1391,Found 238.1393.
实施例10
1-萘基(正戊基)亚砜3j的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1j(94.1mg,0.2mmol),底物2a(123.6mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后吹扫、置换反应管内部空气,密闭后继续反应12小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3j(39.9mg,81%),Rf=0.5(PE/EA=2/1)。1H NMR(400MHz,CDCl3)δ8.12(dd,J=7.3,1.1Hz,1H),8.00–7.89(m,3H),7.66(dd,J=8.1,7.3Hz,1H),7.61–7.53(m,2H),3.01(ddd,J=13.3,9.8,6.4Hz,1H),2.81(ddd,J=13.3,9.7,5.1Hz,1H),1.90–1.83(m,1H),1.66(dt,J=9.5,5.1Hz,1H),1.47–1.27(m,4H),0.90–0.83(m,3H).13C NMR(100MHz,CDCl3)δ139.8,133.5,131.1,129.1,128.9,127.2,126.6,125.6,123.1,121.6,56.0,30.8,22.3,22.2,13.8.IR(KBr)2956,2929,2859,1505,1465,1401,1382,1189,1066,1045,802,771cm-1.HRMS(EI)Calcd for C15H18OS 246.1078,Found 246.10
实施例11
2-噻吩基(正戊基)亚砜3k的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1k(76.4mg,0.2mmol),底物2a(123.6mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后吹扫、置换反应管内部空气,密闭后继续反应12小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3k(20.6mg,50%),Rf=0.5(PE/EA=2/1)。1H NMR(400MHz,CDCl3)δ7.65(dd,J=5.0,1.2Hz,1H),7.46(dd,J=3.7,1.3Hz,1H),7.12(dd,J=5.0,3.7Hz,1H),3.11(ddd,J=12.8,8.6,6.3Hz,1H),2.93(ddd,J=12.8,8.7,7.0Hz,1H),1.68–1.64(m,2H),1.46–1.29(m,4H),0.89(t,J=7.2Hz,3H).13C NMR(100MHz,CDCl3)δ146.0,130.9,129.7,127.3,58.3,30.7,22.4,22.2,13.7.IR(KBr)1647,1383,1189,1151,1130,1112,1037,1017,825cm-1.HRMS(EI)Calcd for C9H14OS2202.0486,Found202.0487.
实施例12
苯基(苄基)亚砜3l的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2b(135.7mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后吹扫、置换反应管内部空气,密闭后继续反应12小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3l(24.6mg,57%),Rf=0.5(PE/EA=2/1)。1H NMR(400MHz,CDCl3)δ7.43–7.28(m,5H),7.22–7.15(m,3H),6.91(dd,J=7.9,1.4Hz,2H),4.02(d,J=12.6Hz,1H),3.92(d,J=12.6Hz,1H).13C NMR(100MHz,CDCl3)δ142.7,131.1,130.3,129.1,128.8,128.4,128.2,124.4,63.6.IR(KBr)3059,2960,2910,1494,1454,1442,1414,1390,1086,1037,1021,998,766,744,692,494,480cm-1.HRMS(EI)Calcdfor C13H12OS 216.0609,Found 216.0610.
实施例13
苯基(2-乙氧基乙基)亚砜3m的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2c(124.9mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后吹扫、置换反应管内部空气,密闭后继续反应12小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3m(25.0mg,63%),Rf=0.5(PE/EA=2/1)1H NMR(300MHz,CDCl3)δ7.73–7.59(m,2H),7.59–7.39(m,3H),3.89(dt,J=10.6,6.6Hz,1H),3.74–3.62(m,1H),3.52(p,J=7.1Hz,2H),3.08–2.92(m,2H),1.20(t,J=7.0Hz,3H).13C NMR(100MHz,CDCl3)δ144.1,131.0,129.2,123.9,66.8,63.1,58.3,15.0.IR(KBr)2974,2927,2869,1477,1444,1376,1121,1108,1088,1046,748,693cm-1.HRMS(EI)Calcdfor C10H14O2S 198.0715,Found 198.0719.
实施例14
苯基(四氢呋喃-2-)甲基亚砜3n的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2d(133.0mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后吹扫、置换反应管内部空气,密闭后继续反应12小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3n(25.2mg,60%),Rf=0.5(PE/EA=2/1)1H NMR(400MHz,CDCl3)δ7.75–7.59(m,2H),7.59–7.40(m,3H),4.45–3.89(m,2H),3.87–3.70(m,1H),3.07(ddd,J=16.6,13.0,5.1Hz,1H),2.85(ddd,J=22.3,13.0,7.4Hz,1H),2.16–2.04(m,1H),2.03–1.50(m,3H).13C NMR(100MHz,CDCl3)δ144.64,143.73,131.08,131.09,129.25,129.20,124.24,123.72,73.76,72.88,66.26,66.20,64.37,62.80,31.47,31.23,25.64,25.55.碳谱中碳数较多且氢谱较复杂说明存在非对应异构体。IR(KBr)2961,1444,1385,1324,1167,1087,1043,803,751,693cm-1.HRMS(EI)Calcd for C11H14O2S 210.0715,Found 210.0714.
实施例15
苯基(4-丁腈)甲基亚砜3o的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2e(130.3mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后吹扫、置换反应管内部空气,密闭后继续反应12小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3o(23.9mg,62%),Rf=0.5(PE/EA=2/1)1H NMR(400MHz,CDCl3)δ=7.61(dd,J=7.8,1.7,2H),7.58–7.48(m,3H),2.99(ddd,J=13.5,8.7,6.7,1H),2.92–2.71(m,1H),2.66–2.37(m,2H),2.29–2.07(m,1H),1.99(dd,J=14.4,7.6,2H).13C NMR(100MHz,CDCl3)δ=142.9,131.3,129.4,123.8,118.3,54.5,18.4,16.5.IR(film)3449,3059,2930,2248,1725,1642,1445,1729,1084,1040,750,693cm- 1.HRMS(EI)Calcd for C10H11NOS 193.0561,Found 193.0563.
实施例16
苯基(4-丁酸甲酯)亚砜3p的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2f(141.5mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后吹扫、置换反应管内部空气,密闭后继续反应12小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3p(33.4mg,74%),Rf=0.5(PE/EA=2/1)1H NMR(400MHz,CDCl3)δ7.65–7.55(m,2H),7.55–7.41(m,3H),3.63(s,3H),2.92–2.75(m,2H),2.43(td,J=7.1,1.6Hz,2H),2.12–2.00(m,1H),1.98–1.87(m,1H).13CNMR(125MHz,CDCl3)δ172.7,143.2,131.0,129.2,123.9,55.8,51.6,32.4,17.6.IR(KBr)2952,1735,1477,1443,1372,1318,1264,1213,1176,1071,1045,750,693cm-1.HRMS(EI)Calcd forC11H14O3S 226.0664,Found 226.0665.
实施例17
苯基(6-己醇)亚砜3q的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2g(141.5mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后吹扫、置换反应管内部空气,密闭后继续反应12小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3q(34.9mg,77%),Rf=0.5(PE/EA=2/1)1HNMR(400MHz,CDCl3)δ7.65–7.56(m,2H),7.55–7.44(m,3H),3.60(dd,J=11.1,4.6Hz,2H),2.77(tt,J=7.6,3.7Hz,2H),1.97(s,1H),1.69(ddt,J=17.4,11.0,5.3Hz,2H),1.53(dd,J=13.9,6.9Hz,2H),1.45–1.34(m,4H).13C NMR(100MHz,CDCl3)δ143.7,130.9,129.2,124.0,62.4,57.1,32.3,28.3,25.3,22.1.IR(KBr)2933,2859,1444,1385,1185,1126,1087,1072,1034,750,692cm-1.HRMS(EI)Calcd for C12H18O2S 226.1028,Found 226.1025.
实施例18
苯基(4-甲基苯基)亚砜3r的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2h(135.7mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后加氧气球,继续反应24小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3r(23.9mg,68%),Rf=0.5(PE/EA=2/1);1H NMR(400MHz,CDCl3)δ7.60–7.52(m,2H),7.49–7.42(m,2H),7.41–7.32(m,3H),7.19–7.15(m,2H),2.28(s,3H).13CNMR(100MHz,CDCl3)δ145.8,142.4,141.6,130.8,130.0,129.2,124.9,124.6,21.3.IR(KBr)3051,2919,1593,1578,1561,1385,1307,1182,1088,1050,1015,814,749,705,687,529cm-1.HRMS(EI)Calcd for C13H12OS 216.0609,Found 216.0610.
实施例19
苯基(4-氯苯基)亚砜3s的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2i(148.9mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后加氧气球,继续反应24小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3s(30.8mg,65%),Rf=0.5(PE/EA=2/1);1H NMR(400MHz,CDCl3)δ7.67–7.61(m,2H),7.60–7.55(m,2H),7.51–7.45(m,3H),7.45–7.41(m,2H).13CNMR(125MHz,CDCl3)δ145.2,144.1,137.3,131.4,129.6,129.5,126.1,124.7.IR(KBr)2950,2923,1572,1474,1443,1386,1261,1086,1047,1022,1010,820,751,739,703,689,554,517cm-1.HRMS(EI)Calcd for C12H9ClOS 236.0063,Found 236.0060.
实施例20
4-氯苯基(3-甲氧基苯基)亚砜3t的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1e(100.1mg,0.2mmol),底物2j(148.8mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后加氧气球,继续反应24小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3t(44.8mg,72%),Rf=0.5(PE/EA=2/1);1H NMR(400MHz,CDCl3)δ7.64–7.54(m,2H),7.48–7.40(m,2H),7.35(t,J=7.9Hz,1H),7.24–7.19(m,1H),7.18–7.12(m,1H),7.01–6.93(m,1H),3.82(s,3H).13C NMR(100MHz,CDCl3)δ160.5,146.6,144.2,137.3,130.4,129.6,126.1,117.6,116.8,109.1,55.6.IR(KBr)3059,2962,1594,1577,1475,1430,1388,1284,1249,1236,1183,1092,1045,1011,822,783,740,685,594,510cm- 1.HRMS(EI)Calcd for C13H11ClO2S 266.0168,Found 266.0164.
实施例21
4-溴苯基(3-甲氧基苯基)亚砜3u的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1f(104.7mg,0.2mmol),底物2j(145.3mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后加氧气球,继续反应24小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得白色固体3u(44.8mg,72%),Rf=0.5(PE/EA=2/1);1H NMR(400MHz,CDCl3)δ=7.62–7.54(m,2H),7.54–7.46(m,2H),7.35(t,J=8.0,1H),7.23–7.17(m,1H),7.15(d,J=7.7,1H),7.02–6.91(m,1H),3.81(s,3H).13C NMR(100MHz,CDCl3)δ=160.4,146.4,144.8,132.5,130.4,126.2,125.5,117.6,116.8,109.0,55.5(d,J=2.3).IR(film)3057,3006,2938,2836,1593,1575,1475,1427,1384,1316,1283,1243,1179,1088,1040,1006,816,781,721,681cm-1.HRMS(EI)Calcd for C13H11O2SBr 309.9663,Found 309.9668.
实施例22
4-氟苯基(苯基)亚砜3v的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1d(80.7mg,0.2mmol),底物2k(127.3mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后加氧气球,继续反应48小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3v(27.3mg,62%),Rf=0.5(PE/EA=2/1);1H NMR(400MHz,CDCl3)δ=7.63(ddd,J=9.6,4.9,1.8,4H),7.53–7.39(m,3H),7.14(t,J=8.6,2H).19F NMR(376MHz,CDCl3)δ=-108.20.13C NMR(100MHz,CDCl3)δ=164.3(d,J=251.9),145.3,141.1(d,J=3.1),131.2,129.4,127.2(d,J=9.0),124.6,116.6(d,J=22.6).IR(film)3060,2957,2927,2855,1589,1491,1444,1226,1153,1089,1045,833,748,705,689cm-1.HRMS(EI)Calcd for C12H9OSF 220.0358,Found 220.0356.
实施例23
4-甲酸乙酯基苯基(苯基)亚砜3w的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1l(102.4mg,0.2mmol),底物2k(127.3mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后加氧气球,继续反应48小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3w(30.2mg,55%),Rf=0.5(PE/EA=2/1);1H NMR(400MHz,CDCl3)δ=8.11(d,J=8.3,2H),7.71(d,J=8.2,2H),7.68–7.60(m,2H),7.54–7.38(m,3H),4.36(q,J=7.1,2H),1.37(t,J=7.1,3H).13C NMR(100MHz,CDCl3)δ=165.5,150.3,145.0,132.7,131.5,130.4,129.5,124.8,124.3,61.4,14.2.IR(film)2980,2928,1719,1595,1444,1397,1368,1275,1173,1088,1049,1015,855,799,765,749,697cm-1.HRMS(EI)Calcd forC15H14O3S 274.0664,Found 274.0661.
实施例24
五元糖衍生物3x的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2l(278.7mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后加氧气球,继续反应24小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3x(68.8mg,84%),Rf=0.5(PE/EA=2/1);1H NMR(300MHz,CD3CN)δ7.71–7.48(m,5H),5.91–5.78(m,1H),5.09(d,J=2.5Hz,1H),4.49(t,J=3.7Hz,1H),4.27–4.10(m,2H),4.02(dd,J=8.4,5.8Hz,1H),3.94–3.84(m,1H),2.93(ddt,J=12.2,9.5,6.1Hz,1H),2.85–2.69(m,1H),2.53–2.41(m,2H),1.98(s,1H),1.81(qdd,J=14.1,7.2,2.5Hz,1H),1.46(s,3H),1.34(d,J=1.0Hz,3H),1.27(s,3H),1.24(d,J=4.1Hz,3H).13CNMR(125MHz,CD3CN)δ171.4(d,J=1.2Hz),131.0(d,J=2.8Hz),129.3,124.0,111.8,108.7,105.1(d,J=0.8Hz),83.1,79.5,76.1,72.5,66.4,32.3(d,J=0.7Hz),25.9,25.9,25.4,24.5,17.3,17.1.IR(KBr)2987,2936,1743,1457,1383,1374,1216,1132,1075,1045,1023,845,750cm-1.HRMS(ESI)Calcd for C22H31O8S,[M+H]+455.1740,Found 455.1743.
实施例25
六元糖衍生物3y的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2m(351.8mg,0.5mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后加氧气球,继续反应24小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3y(72.7mg,61%),Rf=0.5(PE/EA=2/1);1H NMR(500MHz,CDCl3)δ8.05–7.95(m,4H),7.92–7.79(m,2H),7.61–7.25(m,15H),5.83(dt,J=10.7,3.3Hz,1H),5.78(d,J=3.4Hz,1H),5.21(dd,J=3.4,2.3Hz,1H),4.53–4.40(m,2H),4.35(ddd,J=11.9,10.1,5.4Hz,1H),3.46(t,J=3.2Hz,3H),2.82–2.53(m,4H),2.13–1.96(m,1H),1.88(ddd,J=9.3,8.2,4.5Hz,1H).13C NMR(125MHz,CD3CN)δ171.47,165.97,165.96,165.93,165.40,143.44,143.33,129,84,129.68,129,66,129.19,128.48,128.45,128.43,128.42,97.61,68.89,68.82,68.67,68.41,68.32,66.40,62.08,55.72,55.60,55.34,32.43,32.39,17.52,17.33.碳谱中碳数较多且氢谱较复杂说明存在非对应异构体。IR(KBr)2962,1724,1602,1451,1316,1269,1177,1110,1097,1070,1047,1028,804,712cm-1.HRMS(ESI)Calcd for C38H37O11S,[M+H]+701.2051,Found 701.2048.
实施例26
甲硝唑衍生物3z的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2n(173.6mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在18瓦绿色LED灯照射下搅拌12小时,之后加氧气球,继续反应24小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3z(27.9mg,50%),Rf=0.5(PE/EA=2/1);1H NMR(500MHz,CDCl3)δ6.76(dd,J=10.7,7.2Hz,4H),6.70(s,1H),3.91(t,J=6.9Hz,2H),2.76(t,J=6.9Hz,2H),1.82(s,3H).13C NMR(125MHz,CD3CN)δ150.5,138.3,133.6,132.9,129.9,129.3,127.2,46.1,133.6,14.3.IR(KBr)2953,2902,2350,2332,1529,1466,1426,1384,1364,1262,1188,1146,1086,1045,830,770,701cm-1.HRMS(EI)Calcd for C12H13N3O3S 279.0678,Found279.0675.
实施例27
3a’的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1m(131.6mg,0.2mmol),底物2o(106.9mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在23瓦螺旋灯管照射下搅拌12小时,之后置换空气,继续反应12小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3a’(40.5mg,75%),Rf=0.5(PE/EA=2/1);1H NMR(400MHz,CDCl3)δ=10.44(s,1H),8.98(d,J=8.9,1H),8.50(d,J=1.9,1H),7.83(dd,J=8.8,1.8,1H),2.80(t,J=7.6,2H),2.33(s,3H),1.83(dd,J=14.5,7.3,1H),1.67(dt,J=14.1,7.2,1H),1.07(t,J=7.4,3H).13C NMR(100MHz,CDCl3)δ=169.1,139.2,136.8,136.3,130.9,123.1,122.0,59.2,25.7,15.8,13.2.IR(film)3360,2967,2931,2876,1710,1579,1497,1448,1342,1275,1225,1152,1068,1031,885,839,668.HRMS(EI)Calcd for C11H14N2O4S270.0674,Found 270.0673.
实施例28
3b’的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1n(100.6mg,0.2mmol),底物2p(180.4mg,0.4mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在23瓦螺旋灯管照射下搅拌12小时,之后置换空气,继续反应12小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3b’(50.9mg,50%),Rf=0.5(PE/EA=2/1);1H NMR(400MHz,CDCl3)δ=8.79(s,1H),8.00(d,J=8.5,1H),7.67(d,J=7.5,1H),7.51(dd,J=17.5,7.3,3H),7.38(d,J=8.6,1H),5.22(d,J=13.6,1H),4.88(d,J=13.6,1H),4.39(dd,J=14.0,6.9,2H),3.87(s,3H),1.48(s,9H),1.41(t,J=7.0,3H).19F NMR(376MHz,CDCl3)δ=-57.12.13C NMR(100MHz,CDCl3)δ=167.4,163.5,141.8,139.6,135.9,132.1,131.3,128.1–127.1(q,J=33.0),126.0(dd,J=6.2,3.9),125.1,127.6–119.2(q,J=275.4),125.1,124.3,124.0,110.0,109.5,80.5,60.7,50.1,31.3,28.4,14.3.IR(film)2978,2933,1693,1615,1535,1443,1369,1313,1289,1242,1172,1120,1091,1027,960,920,884,827,769,737,694.HRMS(ESI)Calcd for C25H27FNO5S,[M+H]+510.1557,Found 510.1553.
实施例29
3c’的合成
在25mL反应管中,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1o(141.7mg,0.2mmol),底物2o(90.0mg,0.6mmol),醋酸锌[Zn(OAc)2](73.4mg,0.4mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇/乙腈(MeOH/MeCN)(0.3/0.1mL),在23瓦螺旋灯管照射下搅拌12小时,之后置换空气,继续反应12小时。反应完毕后,过滤,浓缩,经柱层析(PE/EA=2/1)分离得无色液体3c’(29.2mg,50%),Rf=0.5(PE/EA=2/1);1H NMR(400MHz,CDCl3)δ=7.64(d,J=8.7,2H),7.39(d,J=8.7,2H),4.23(dd,J=11.2,4.1,4H),2.71(s,3H),1.36(t,J=7.1,6H).31P NMR(162MHz,CDCl3)δ=-6.63.13C NMR(100MHz,CDCl3)δ=152.8,141.9,125.4,121.1(d,J=5.1),64.9(d,J=6.1),44.1,16.1(d,J=6.6).IR(film)2985,2927,1590,1489,1273,1218,1164,1027,957,931,791.HRMS(EI)Calcd for C11H17O5SP292.0535,Found 292.0534.
实施例30
苯基(正戊基)硫醚4a的合成
在25mL反应管中,抽空换氮,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2a(123.6mg,0.6mmol),醋酸锌[Zn(OAc)2·2H2O](4.3mg,0.02mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇(MeOH)(0.5mL),在23瓦螺旋灯管照射下搅拌24小时,反应完毕后,过滤,浓缩,经柱层析(PE)分离得无色液体4a(30.3mg,84%),Rf=0.5(PE)。1H NMR(400MHz,CDCl3)δ=7.28–7.22(m,2H),7.19(t,J=7.8,2H),7.08(d,J=7.1,1H),2.89–2.78(m,2H),1.64–1.51(m,2H),1.40–1.17(m,4H),0.82(t,J=7.2,3H).13CNMR(100MHz,CDCl3)δ=137.1,128.8,128.8,125.6,33.5,31.0,28.8,22.2,13.9.IR(film)2957,2932,2866,1468,1446,1306,1152,1088,1039,749,694,cm-1.
实施例31
4-溴苯基(正戊基)硫醚4a的合成
在25mL反应管中,抽空换氮,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(119.0mg,0.2mmol),底物2a(123.6mg,0.6mmol),醋酸锌[Zn(OAc)2·2H2O](4.3mg,0.02mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇(MeOH)(0.5mL),在23瓦螺旋灯管照射下搅拌24小时,反应完毕后,过滤,浓缩,经柱层析(PE)分离得无色液体4b(45.2mg,87%),Rf=0.5(PE)。1H NMR(400MHz,CDCl3)δ7.73–7.33(m,2H),7.23(dd,J=12.7,6.0Hz,2H),2.76–2.63(m,2H),1.76–1.62(m,2H),1.44–1.28(m,4H),0.91(t,J=7.0Hz,3H).13CNMR(100MHz,CDCl3)δ139.0,133.4,122.2,92.0,39.2,30.7,28.9,22.3,13.9.IR(KBr)2980,2910,1560,1420,1385,1261,1102,1043,801cm-1.HRMS(EI)Calcd for C11H15BrS258.0078,Found 258.0082.
实施例32
苯基(甲基)硫醚4c的合成
在25mL反应管中,抽空换氮,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2q(150.0mg,1.0mmol),醋酸锌[Zn(OAc)2·2H2O](4.3mg,0.02mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇(MeOH)(0.5mL),在23瓦螺旋灯管照射下搅拌24小时,反应完毕后,过滤,浓缩,经柱层析(PE)分离得无色液体4c(22.3mg,90%),Rf=0.5(PE)。1H NMR(400MHz,CDCl3)δ7.37–7.31(m,4H),7.21-7.19(m,1H),2.53(s,3H).13C NMR(100MHz,CDCl3)δ138.3,128.7,126.4,124.9,15.7.IR(film)2963,1259,1084,1013,792,693cm-1.
实施例33
苯基(6-己基-1-醇)硫醚4d的合成
在25mL反应管中,抽空换氮,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2f(143.2mg,0.6mmol),醋酸锌[Zn(OAc)2·2H2O](4.3mg,0.02mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇(MeOH)(0.5mL),在23瓦螺旋灯管照射下搅拌24小时,反应完毕后,过滤,浓缩,经柱层析(PE/EA=5/1)分离得无色液体4d(21.0mg,50%),Rf=0.5(PE/EA=5/1)。1H NMR(400MHz,CDCl3)δ7.30–7.13(m,4H),7.09(dt,J=9.1,4.3Hz,1H),3.55(t,J=6.6Hz,2H),2.91–2.75(m,2H),1.58(dd,J=14.9,7.6Hz,2H),1.48(dd,J=14.3,6.8Hz,2H),1.42–1.36(m,2H),1.34–1.27(m,2H).13C NMR(100MHz,CDCl3)δ136.9,128.9,128.8,125.7,62.8,33.5,32.6,29.1,28.5,25.3.IR(KBr)2931,1589,1576,1559,1474,1466,1458,1420,1247,1091,1043,800,754,598cm-1.HRMS(EI)Calcd for C12H18OS 210.1078,Found 210.1072.
实施例34
苯基(2-乙腈基)硫醚4e的合成
在25mL反应管中,抽空换氮,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2e 114.8mg,0.6mmol),醋酸锌[Zn(OAc)2·2H2O](4.3mg,0.02mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇(MeOH)(0.5mL),在23瓦螺旋灯管照射下搅拌24小时,反应完毕后,过滤,浓缩,经柱层析(PE)分离得无色液体4e(17.9mg,60%),Rf=0.4(PE)。1H NMR(400MHz,CDCl3)δ7.61–7.51(m,2H),7.47–7.34(m,3H),3.57(s,2H).13C NMR(100MHz,CDCl3)δ132.4,132.1,129.6,129.0,116.4,21.4.IR(KBr)2964,2929,2361,1578,1478,1458,1440,1400,1261,1088,1039,1025,803,745,691cm-1.
实施例35
苯基(苄基)硫醚4f的合成
在25mL反应管中,抽空换氮,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2b(135.8mg,0.6mmol),醋酸锌[Zn(OAc)2·2H2O](4.3mg,0.02mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇(MeOH)(0.5mL),在23瓦螺旋灯管照射下搅拌24小时,反应完毕后,过滤,浓缩,经柱层析(PE)分离得无色液体4f(29.2mg,73%),Rf=0.4(PE)。1H NMR(400MHz,CDCl3)δ7.34–7.27(m,9H),7.21(dt,J=9.4,4.3Hz,1H),4.15(s,2H).13C NMR(100MHz,CDCl3)δ137.4,136.3,129.7,128.8,128.8,128.5,127.2,126.3,39.0.IR(KBr)2970,2900,1589,1576,1495,1479,1454,1438,1420,1383,1247,1231,1072,1042,1026,799,772,739,690cm-1.
实施例36
苯基(4-叔丁基苄基)硫醚4g的合成
在25mL反应管中,抽空换氮,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2r(169.2mg,0.6mmol),醋酸锌[Zn(OAc)2·2H2O](4.3mg,0.02mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇(MeOH)(0.5mL),在23瓦螺旋灯管照射下搅拌24小时,反应完毕后,过滤,浓缩,经柱层析(PE)分离得无色液体4g(30.9mg,60%),Rf=0.4(PE)。1H NMR(400MHz,CDCl3)δ7.26(d,J=1.8Hz,1H),7.24(d,J=1.7Hz,2H),7.22–7.17(m,5H),7.12(dd,J=6.8,1.8Hz,1H),4.05(s,2H),1.23(s,9H).13C NMR(100MHz,CDCl3)δ150.1,136.8,134.2,129.2,128.8,128.5,126.1,125.5,38.4,34.5,31.3.IR(KBr)2962,2925,2867,1480,1458,1437,1411,1262,1092,1025,1018,843,803,735,690,561cm-1.
实施例37
苯基(苯基炔丙基)硫醚4h的合成
在25mL反应管中,抽空换氮,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2s(150.2mg,0.6mmol),醋酸锌[Zn(OAc)2·2H2O](4.3mg,0.02mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇(MeOH)(0.5mL),在23瓦螺旋灯管照射下搅拌24小时,反应完毕后,过滤,浓缩,经柱层析(PE)分离得无色液体4h(20.6mg,46%),Rf=0.5(PE)。1H NMR(400MHz,CDCl3)δ7.44(d,J=7.3Hz,2H),7.31–7.24(m,4H),7.20(dd,J=5.1,1.9Hz,4H),3.77(s,2H).13C NMR(100MHz,CDCl3)δ135.2,131.7,130.6,128.9,128.2,128.2,127.0,122.9,85.2,83.7,23.8.IR(KBr)2950,2910,1597,1582,1489,1479,1439,1265,1225,1087,1070,1054,1025,756,740,690cm-1.
实施例38
苯基(3-甲氧基)硫醚4i的合成
在25mL反应管中,抽空换氮,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2j(134.4mg,0.6mmol),醋酸锌[Zn(OAc)2·2H2O](4.3mg,0.02mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇(MeOH)(0.5mL),在23瓦螺旋灯管照射下搅拌24小时,反应完毕后,过滤,浓缩,经柱层析(PE)分离得无色液体4i(33.3mg,77%),Rf=0.4(PE)。1H NMR(400MHz,CDCl3)δ7.30(dd,J=5.3,3.3Hz,2H),7.27–7.19(m,2H),7.19–7.10(m,2H),6.83(d,J=7.7Hz,1H),6.81–6.75(m,1H),6.73–6.66(m,1H),3.67(s,3H).13C NMR(100MHz,CDCl3)δ160.1,137.2,135.3,131.4,129.9,129.2,127.2,123.0,115.9,112.8,55.2.IR(KBr)2970,2943,1590,1576,1476,1439,1425,1283,1072,1043,860,775,689cm-1.
实施例39
4-氟苯基(3-甲氧基)硫醚4j的合成
在25mL反应管中,抽空换氮,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1d(80.8mg,0.2mmol),底物2j(140.2mg,0.6mmol),醋酸锌[Zn(OAc)2·2H2O](4.3mg,0.02mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇(MeOH)(0.5mL),在23瓦螺旋灯管照射下搅拌24小时,反应完毕后,过滤,浓缩,经柱层析(PE)分离得无色液体4j(30.4mg,65%),Rf=0.4(PE)。1H NMR(400MHz,CDCl3)δ7.41(dd,J=8.6,5.3Hz,2H),7.19(t,J=8.0Hz,1H),7.04(t,J=8.6Hz,2H),6.83(d,J=7.8Hz,1H),6.80–6.69(m,2H),3.76(s,3H).13C NMR(100MHz,CDCl3)δ162.5(d,J=248.0Hz),160.0,138.1,134.5(d,J=8.2Hz),129.9,129.7(d,J=3.4Hz),121.8,116.4(d,J=22.0Hz),114.9,112.3,55.2.19F NMR(282MHz,CDCl3)δ-113.69.IR(KBr)2961,2920,1590,1576,1489,1479,1425,1283,1248,1229,1156,1043,830,686cm-1
实施例40
4-溴苯基(3-甲氧基)硫醚4k的合成
在25mL反应管中,抽空换氮,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1d(105.1mg,0.2mmol),底物2j(140.2mg,0.6mmol),醋酸锌[Zn(OAc)2·2H2O](4.3mg,0.02mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇(MeOH)(0.5mL),在23瓦螺旋灯管照射下搅拌24小时,反应完毕后,过滤,浓缩,经柱层析(PE)分离得无色液体4k(49.7mg,84%),Rf=0.4(PE)。1H NMR(400MHz,CDCl3)δ7.38–7.28(m,2H),7.17–7.10(m,3H),6.83(dd,J=7.7,0.8Hz,1H),6.81–6.77(m,1H),6.73(ddd,J=8.3,2.4,0.7Hz,1H),3.69(s,3H).13C NMR(100MHz,CDCl3)δ160.1,136.2,135.0,132.4,132.2,130.1,123.5,121.1,116.5,113.3,55.3.IR(KBr)2950,2923,1590,1576,1472,1439,1425,1385,1283,1247,1230,1069,1043,1008,860,812,775,687cm-1.
实施例41
4-三氟甲基苯基(3-甲氧基)硫醚4l的合成
在25mL反应管中,抽空换氮,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1c(100.8mg,0.2mmol),底物2j(140.2mg,0.6mmol),醋酸锌[Zn(OAc)2·2H2O](4.3mg,0.02mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇(MeOH)(0.5mL),在23瓦螺旋灯管照射下搅拌24小时,反应完毕后,过滤,浓缩,经柱层析(PE)分离得无色液体4l(40.1mg,71%),Rf=0.4(PE)。1H NMR(400MHz,CDCl3)δ7.50(d,J=8.3Hz,2H),7.36–7.27(m,3H),7.05(dd,J=7.7,0.8Hz,1H),7.03–6.99(m,1H),6.92(ddd,J=8.3,2.5,0.6Hz,1H),3.80(s,3H).13C NMR(100MHz,CDCl3)δ160.3,142.5,133.6,130.4,128.5,128.1(d,J=32.7Hz),125.8(q,J=3.7Hz),127.7–119.8(m,J=273.0Hz),125.4(d,J=6.3Hz),118.4,114.5,55.3.19F NMR(282MHz,CDCl3)δ-62.47.IR(KBr)1607,1590,1577,1480,1401,1326,1283,1248,1231,1166,1124,1109,1090,1063,1043,1014,828cm-1.HRMS(EI)Calcd forC14H11F3OS 284.0483,Found 284.0486.
实施例42
2-甲基苯基(3-甲氧基)硫醚4m的合成
在25mL反应管中,抽空换氮,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1h(79.2mg,0.2mmol),底物2j(140.2mg,0.6mmol),醋酸锌[Zn(OAc)2·2H2O](4.3mg,0.02mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇(MeOH)(0.5mL),在23瓦螺旋灯管照射下搅拌24小时,反应完毕后,过滤,浓缩,经柱层析(PE)分离得无色液体4m(31.2mg,68%),Rf=0.4(PE)。1H NMR(400MHz,CDCl3)δ7.26(d,J=7.6Hz,1H),7.12(dd,J=28.8,7.7Hz,4H),6.76–6.58(m,3H),3.66(s,3H),2.30(s,3H).13C NMR(100MHz,CDCl3)δ160.0,140.3,137.6,133.4,133.2,130.6,129.9,128.1,126.7,121.5,114.5,111.9,55.2,20.6.IR(KBr)2955,2935,1589,1576,1475,1425,1283,1247,1230,1043,859,845,771,753,686cm-1.
实施例43
2,4,6-三甲基苯基(3-甲氧基)硫醚4n的合成
在25mL反应管中,抽空换氮,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1h(90.4mg,0.2mmol),底物2j(140.2mg,0.6mmol),醋酸锌[Zn(OAc)2·2H2O](4.3mg,0.02mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇(MeOH)(0.5mL),在23瓦螺旋灯管照射下搅拌24小时,反应完毕后,过滤,浓缩,经柱层析(PE)分离得无色液体4m(21.9mg,42%),Rf=0.4(PE)。1H NMR(400MHz,CDCl3)δ7.09(t,J=7.9Hz,1H),7.01(s,2H),6.60(dd,J=8.3,1.4Hz,1H),6.54–6.43(m,2H),3.72(s,3H),2.39(s,6H),2.32(s,3H).13C NMR(100MHz,CDCl3)δ160.0,143.8,139.9,139.4,129.7,129.4,126.7,117.8,111.1,109.9,55.1,21.7,21.2.IR(KBr)2954,2922,1590,1576,1559,1475,1458,1438,1425,1283,1247,1229,1045,852,686cm-1.HRMS(EI)Calcd for C16H18OS 258.1078,Found 258.1081.
实施例44
3-三氟甲基苯基(3-甲氧基)硫醚4o的合成
在25mL反应管中,抽空换氮,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1g(100.8mg,0.2mmol),底物2j(140.2mg,0.6mmol),醋酸锌[Zn(OAc)2·2H2O](4.3mg,0.02mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇(MeOH)(0.5mL),在23瓦螺旋灯管照射下搅拌24小时,反应完毕后,过滤,浓缩,经柱层析(PE)分离得无色液体4o(41.3mg,73%),Rf=0.4(PE)。1H NMR(400MHz,CDCl3)δ7.53(s,1H),7.39(tt,J=15.3,7.7Hz,3H),7.25–7.22(m,1H),6.98–6.93(m,1H),6.92–6.88(m,1H),6.83(ddd,J=8.3,2.5,0.7Hz,1H),3.75(s,3H).13C NMR(100MHz,CDCl3)δ160.2,138.0,134.8,133.0,131.5(d,J=32.5Hz),130.3,129.5,126.4(q,J=3.9Hz),128.2–119.2(m,J=273.7Hz),124.3,123.4(q,J=3.8Hz),117.3,113.9,55.3.19F NMR(282MHz,CDCl3)δ-62.81.IR(KBr)2970,2920,1458,1419,1385,1325,1261,1106,1090,1064,1043,1016,802cm-1.HRMS(EI)Calcd forC14H11F3OS 284.0483,Found 284.0486.
实施例45
1-萘基(3-甲氧基)硫醚4p的合成
在25mL反应管中,抽空换氮,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1g(93.6mg,0.2mmol),底物2j(140.2mg,0.6mmol),醋酸锌[Zn(OAc)2·2H2O](4.3mg,0.02mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇(MeOH)(0.5mL),在23瓦螺旋灯管照射下搅拌24小时,反应完毕后,过滤,浓缩,经柱层析(PE)分离得无色液体4p(28.2mg,53%),Rf=0.4(PE)。1H NMR(400MHz,CDCl3)δ8.45–8.33(m,1H),7.88(dd,J=8.9,3.8Hz,2H),7.72(d,J=7.1Hz,1H),7.53(dd,J=6.3,3.3Hz,2H),7.45(t,J=7.7Hz,1H),7.14(t,J=7.9Hz,1H),6.73(dt,J=8.3,7.2Hz,3H),3.70(s,3H).13C NMR(100MHz,CDCl3)δ160.0,138.3,134.2,133.7,132.9,130.7,129.8,129.4,128.5,127.0,126.4,125.8,125.6,121.0,114.1,111.7,55.2.IR(KBr)2956,2933,1589,1575,1503,1476,1425,1381,1283,1247,1230,1073,1042,858,798,770,686cm-1.
实施例46
苯基(4-甲基苯基)硫醚4q的合成
在25mL反应管中,抽空换氮,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2h(135.8mg,0.6mmol),醋酸锌[Zn(OAc)2·2H2O](4.3mg,0.02mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇(MeOH)(0.5mL),在23瓦螺旋灯管照射下搅拌24小时,反应完毕后,过滤,浓缩,经柱层析(PE)分离得无色液体4q(33.2mg,83%),Rf=0.5(PE)。1H NMR(400MHz,CDCl3)δ7.26–7.15(m,6H),7.14–7.09(m,1H),7.08–7.03(m,2H),2.26(s,3H).13C NMR(100MHz,CDCl3)δ137.7,137.2,132.3,131.3,130.1,129.8,129.1,126.4,21.2.IR(KBr)2922,1582,1491,1477,1439,1083,1068,1024,1018,808,739,690,517cm-1.
实施例47
苯基(4-氯苯基)硫醚4r的合成
在25mL反应管中,抽空换氮,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2i(148.0mg,0.6mmol),醋酸锌[Zn(OAc)2·2H2O](4.3mg,0.02mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇(MeOH)(0.5mL),在23瓦螺旋灯管照射下搅拌24小时,反应完毕后,过滤,浓缩,经柱层析(PE)分离得无色液体4r(33.1mg,75%),Rf=0.5(PE)。1H NMR(400MHz,CDCl3)δ7.29–7.13(m,9H).13C NMR(100MHz,CDCl3)δ135.1,134.6,132.9,132.0,131.3,129.3,129.3,127.4.IR(KBr)2924,1583,1475,1458,1439,1389,1095,1087,1024,1012,816,739,704,690,509cm-1.
实施例48
苯基(4-三氟甲基苯基)硫醚4s的合成
在25mL反应管中,抽空换氮,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1a(73.6mg,0.2mmol),底物2t(168.1mg,0.6mmol),醋酸锌[Zn(OAc)2·2H2O](4.3mg,0.02mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇(MeOH)(0.5mL),在23瓦螺旋灯管照射下搅拌24小时,反应完毕后,过滤,浓缩,经柱层析(PE)分离得无色液体4s(40.2mg,79%),Rf=0.5(PE)。1H NMR(400MHz,CDCl3)δ7.17(dd,J=7.8,1.9Hz,4H),7.12–7.03(m,3H),6.95(d,J=8.3Hz,2H).13C NMR(100MHz,CDCl3)δ142.9,133.6,132.4,129.7,128.7,128.2,127.2(d,J=130.4Hz),125.8(q,J=3.8Hz),127.6–119.9(m,J=272.8Hz).19F NMR(282MHz,CDCl3)δ-62.46.IR(KBr)2926,1606,1559,1458,1326,1261,1167,1127,1107,1085,1063,1014,826,802cm-1.
实施例49
4t的合成
在25mL反应管中,抽空换氮,加入曙红Y(Eosin Y)(2.5mg,4*10-3mmol),底物1m(131.6mg,0.2mmol),底物2o(106.9mg,0.6mmol),醋酸锌[Zn(OAc)2·2H2O](4.3mg,0.02mmol),二异丙基乙基胺(DIPEA)(66μL,0.4mmol),甲醇(MeOH)(0.5mL),在23瓦螺旋灯管照射下搅拌24小时,反应完毕后,过滤,浓缩,经柱层析(PE)分离得无色液体4t(38.6mg,76%),Rf=0.5(PE)。1H NMR(400MHz,CDCl3)δ=10.21(s,1H),δ=8.67(d,J=8.9,1H),8.10(d,J=2.2,1H),7.56(dd,J=8.9,2.1,1H),2.92(t,J=7.2,2H),2.28(s,3H),1.67(dd,J=14.6,7.3,2H),1.03(t,J=7.3,3H).13C NMR(100MHz,CDCl3)δ=168.9,136.44,136.38,132.7,132.5,125.1,122.6,35.8,25.6,22.2,13.3.IR(film)3379,2961,2925,1692,1614,1571,1495,1453,1344,1270,1165,1119,1039,1005,883,834,787,737,651.HRMS(EI)Calcd for C11H14N2O3S 254.0725,Found 254.0727.
本发明在温度为0-50℃范围内,都能实现上述制备芳基亚砜化合物(III)、芳基硫醚化合物(IV)的技术效果。
本发明的保护内容不局限于以上实施例。在不背离发明构思的精神和范围下,本领域技术人员能够想到的变化和优点都被包括在本发明中,并且以所附的权利要求书为保护范围。

Claims (15)

1.一种芳基亚砜、硫醚化合物的选择性合成方法,其特征在于,以如式(I)所示的芳基高碘盐为反应原料,以如式(II)所示的芳基/烷基硫代硫酸盐为硫化试剂,在光催化剂作用下,在反应溶剂中,在一定温度条件下,在空气氛围下制得如式(III)所示的芳基亚砜化合物,在氮气氛围下得到如式(IV)所示的芳基硫醚化合物,所述反应过程如下方反应式(a)所示:
其中,Ar是苯环、取代苯环、或噻吩基;R是烷基、或取代苯基。
2.如权利要求1所述的合成方法,其特征在于,Ar是苯基、4-叔丁基苯基、4-三氟甲基苯基、4-氟苯基、4-氯苯基、4-溴苯基、3-三氟甲基苯基、2-甲基苯基、2、4、6-三甲基苯基、1-萘基、2-噻吩基、4-乙酯基苯基、2-三氟甲基苯基、3-硝基-4-乙酰基氨基苯基或4-甲酸乙酯基;R是正戊基、苄基、、甲基-2-四氢呋喃基、4-甲基苯基、4-氯苯基、3-甲氧基苯基、苯基、五元糖衍生取代基、六元糖衍生取代基、甲硝唑衍生取代基、甲基、正丙基、吲哚衍生取代基、4-叔丁基苄基、苯基炔丙基、4-三氟甲基苯基、2-乙氧基乙基,4-丁腈基,4-丁酸甲酯基,6-己基-1-醇基、2-乙腈基。
3.如权利要求1所述的合成方法,其特征在于,芳基亚砜化合物(III)合成中,所述芳基高碘盐和所述芳基/烷基硫代硫酸盐的摩尔用量比例为1:1-1:10;和/或,所述反应溶剂选自甲醇、乙醇、异丙醇、叔丁醇、水、DMSO、DMF、DMA、DME、三氟甲苯、乙腈、丙酮、四氢呋喃、甲苯、二氯甲烷、1,2-二氯乙烷、氯仿之任意一种或任意组合;和/或,所述反应的温度为0-50℃。
4.如权利要求1所述的合成方法,其特征在于,芳基亚砜化合物(III)合成中,所述光催化剂选自三联吡啶钌,亚甲基蓝,瑞氏色素,孟加拉玫瑰红,2,4,6-三苯基吡喃四氟硼酸盐,曙红Y,或曙红B中的一种或多种;和/或,所述光催化剂的摩尔用量为芳基高碘盐的1-10mol%。
5.如权利要求1所述的合成方法,其特征在于,芳基亚砜化合物(III)合成中,所述碱选自K3PO4、KH2PO4、K2HPO4、Na2CO3、NaHCO3、K2CO3、Li2CO3、2,6-二甲基吡啶、三乙胺、二异丙基乙基胺中的一种或多种;和/或,所述碱的摩尔用量为芳基高碘盐的1当量到5当量。
6.如权利要求1所述的合成方法,其特征在于,芳基亚砜化合物(III)合成中,所述路易斯酸选自氯化锌、溴化锌、醋酸锌、二水醋酸锌、三氟甲磺酸锌、三氟化硼乙醚中的一种或多种;和/或,所述路易斯酸的摩尔用量为芳基高碘盐的0.01当量到2当量。
7.一种芳基亚砜化合物,其特征在于,其结构如式(III)所示,
其中,Ar是苯环、取代苯环、或噻吩基;R是烷基、或取代苯基。
8.一种芳基亚砜化合物,其特征在于,其结构如式(III)所示:
其中,Ar是苯基、4-叔丁基苯基、4-三氟甲基苯基、4-氟苯基、4-氯苯基、4-溴苯基、3-三氟甲基苯基、2-甲基苯基、2、4、6-三甲基苯基、1-萘基、2-噻吩基、4-乙酯基苯基、2-三氟甲基苯基、3-硝基-4-乙酰基氨基苯基或4-甲酸乙酯基;R是正戊基、苄基、、甲基-2-四氢呋喃基、4-甲基苯基、4-氯苯基、3-甲氧基苯基、苯基、五元糖衍生取代基、六元糖衍生取代基、甲硝唑衍生取代基、甲基、正丙基、吲哚衍生取代基、4-叔丁基苄基、苯基炔丙基、4-三氟甲基苯基、2-乙氧基乙基,4-丁腈基,4-丁酸甲酯基,6-己基-1-醇基、2-乙腈基。
9.如权利要求1所述的合成方法,其特征在于,芳基硫醚化合物(IV)合成中,所述芳基高碘盐和所述芳基/烷基硫代硫酸盐的摩尔用量比例为1:1-1:10;和/或,所述反应溶剂选自甲醇、乙醇、异丙醇、叔丁醇、水、DMSO、DMF、DMA、DME、三氟甲苯、乙腈、丙酮、四氢呋喃、甲苯、二氯甲烷、1,2-二氯乙烷、氯仿之任意一种或任意组合;和/或,所述反应的温度为0-50℃。
10.如权利要求1所述的合成方法,其特征在于,芳基硫醚化合物(IV)合成中,所述光催化剂选自三联吡啶钌,亚甲基蓝,瑞氏色素,孟加拉玫瑰红,2,4,6-三苯基吡喃四氟硼酸盐,曙红Y,或曙红B中的一种或多种;和/或,所述光催化剂的摩尔用量为芳基高碘盐的1-10mol%。
11.如权利要求1所述的合成方法,其特征在于,芳基硫醚化合物(IV)合成中,所述碱选自K3PO4、KH2PO4、K2HPO4、Na2CO3、NaHCO3、K2CO3、Li2CO3、2,6-二甲基吡啶、三乙胺、二异丙基乙基胺中的一种或多种;和/或,所述碱的摩尔用量为芳基高碘盐的1当量到5当量。
12.如权利要求1所述的合成方法,其特征在于,芳基硫醚化合物(IV)合成中,所述路易斯酸选自氯化锌、溴化锌、醋酸锌、二水醋酸锌、三氟甲磺酸锌、三氟化硼乙醚中的一种或多种;和/或,所述路易斯酸的摩尔用量为芳基高碘盐的0.01当量到2当量。
13.一种芳基硫醚化合物,其特征在于,其结构如式(IV)所示,
其中,Ar是苯环、取代苯环、或噻吩基;R是烷基、或取代苯基。
14.一种芳基硫醚化合物,其特征在于,其结构如式(IV)所示:
其中,Ar是苯基、4-叔丁基苯基、4-三氟甲基苯基、4-氟苯基、4-氯苯基、4-溴苯基、3-三氟甲基苯基、2-甲基苯基、2、4、6-三甲基苯基、1-萘基、2-噻吩基、4-乙酯基苯基、2-三氟甲基苯基、3-硝基-4-乙酰基氨基苯基或4-甲酸乙酯基;R是正戊基、苄基、、甲基-2-四氢呋喃基、4-甲基苯基、4-氯苯基、3-甲氧基苯基、苯基、五元糖衍生取代基、六元糖衍生取代基、甲硝唑衍生取代基、甲基、正丙基、吲哚衍生取代基、4-叔丁基苄基、苯基炔丙基、4-三氟甲基苯基、2-乙氧基乙基,4-丁腈基,4-丁酸甲酯基,6-己基-1-醇基、2-乙腈基。
15.如权利要求7或8所述的芳基亚砜化合物,或如权利要求13或14所述的芳基硫醚化合物在亚砜、硫醚药物前体、糖合成中的应用。
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