CN109180408A - 一种由伯酰胺制备腈的方法 - Google Patents
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- nitrile
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- 150000003140 primary amides Chemical class 0.000 title claims abstract description 19
- 150000002825 nitriles Chemical class 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title claims abstract description 11
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims abstract description 36
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims abstract description 27
- -1 nitrile compounds Chemical class 0.000 claims abstract description 10
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000003153 chemical reaction reagent Substances 0.000 claims description 8
- 239000002904 solvent Substances 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 230000003197 catalytic effect Effects 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims 1
- 229910052801 chlorine Inorganic materials 0.000 claims 1
- 239000000460 chlorine Substances 0.000 claims 1
- 125000003431 oxalo group Chemical group 0.000 claims 1
- 239000007858 starting material Substances 0.000 claims 1
- CTSLXHKWHWQRSH-UHFFFAOYSA-N oxalyl chloride Chemical compound ClC(=O)C(Cl)=O CTSLXHKWHWQRSH-UHFFFAOYSA-N 0.000 abstract description 16
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 18
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 6
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 6
- JFDZBHWFFUWGJE-UHFFFAOYSA-N benzonitrile Chemical compound N#CC1=CC=CC=C1 JFDZBHWFFUWGJE-UHFFFAOYSA-N 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000018044 dehydration Effects 0.000 description 4
- 238000006297 dehydration reaction Methods 0.000 description 4
- AZKDTTQQTKDXLH-UHFFFAOYSA-N naphthalene-2-carbonitrile Chemical compound C1=CC=CC2=CC(C#N)=CC=C21 AZKDTTQQTKDXLH-UHFFFAOYSA-N 0.000 description 4
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 4
- RIOQSEWOXXDEQQ-UHFFFAOYSA-N triphenylphosphine Chemical compound C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 RIOQSEWOXXDEQQ-UHFFFAOYSA-N 0.000 description 4
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 3
- 238000005160 1H NMR spectroscopy Methods 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical class [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 3
- 238000004440 column chromatography Methods 0.000 description 3
- 239000013058 crude material Substances 0.000 description 3
- 238000004821 distillation Methods 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000012074 organic phase Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 229910052938 sodium sulfate Inorganic materials 0.000 description 3
- 235000011152 sodium sulphate Nutrition 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 238000006677 Appel reaction Methods 0.000 description 2
- KXDAEFPNCMNJSK-UHFFFAOYSA-N Benzamide Chemical compound NC(=O)C1=CC=CC=C1 KXDAEFPNCMNJSK-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000002304 perfume Substances 0.000 description 2
- XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical compound ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 238000010189 synthetic method Methods 0.000 description 2
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 2
- 230000001988 toxicity Effects 0.000 description 2
- 231100000419 toxicity Toxicity 0.000 description 2
- FIQMHBFVRAXMOP-UHFFFAOYSA-N triphenylphosphane oxide Chemical compound C=1C=CC=CC=1P(C=1C=CC=CC=1)(=O)C1=CC=CC=C1 FIQMHBFVRAXMOP-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000005481 NMR spectroscopy Methods 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 125000004093 cyano group Chemical group *C#N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- YWEUIGNSBFLMFL-UHFFFAOYSA-N diphosphonate Chemical compound O=P(=O)OP(=O)=O YWEUIGNSBFLMFL-UHFFFAOYSA-N 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- ALBYIUDWACNRRB-UHFFFAOYSA-N hexanamide Chemical compound CCCCCC(N)=O ALBYIUDWACNRRB-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000003863 metallic catalyst Substances 0.000 description 1
- JVXXKQIRGQDWOJ-UHFFFAOYSA-N naphthalene-2-carboxamide Chemical compound C1=CC=CC2=CC(C(=O)N)=CC=C21 JVXXKQIRGQDWOJ-UHFFFAOYSA-N 0.000 description 1
- 229930014626 natural product Natural products 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- DLYUQMMRRRQYAE-UHFFFAOYSA-N phosphorus pentoxide Inorganic materials O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 125000002924 primary amino group Chemical class [H]N([H])* 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- GLBQVJGBPFPMMV-UHFFFAOYSA-N sulfilimine Chemical compound S=N GLBQVJGBPFPMMV-UHFFFAOYSA-N 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B43/00—Formation or introduction of functional groups containing nitrogen
- C07B43/08—Formation or introduction of functional groups containing nitrogen of cyano groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/20—Preparation of carboxylic acid nitriles by dehydration of carboxylic acid amides
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
本发明涉及结构式如下所示的由伯酰胺制备腈的方法:
Description
本发明涉及一种由伯酰胺制备腈的方法。
腈类化合物是很多产品的重要前体化合物,比如聚酰胺、色素和染料、药物、农化品等。腈类化合物近来在香料工业中的应用发展迅速,具有香气持久、性能稳定、无刺激性的优点,已成为新型合成香料的一大类。腈类化合物中的氰基易于转化为其它官能团,比如羧酸、酰胺、醛、伯胺等,广泛应用于天然产物的全合成研究中。因此研究腈类化合物的制备方法具有重要意义。
由伯酰胺脱水来制备相应的腈类化合物,是目前主要的合成方法,概括有以下六种:(1)伯酰胺在传统脱水试剂的作用下制备腈,比如三氯氧磷,五氧化二磷,氯化亚砜,三氟甲磺酸酐等;(2)伯酰胺在金属催化剂作用下制备腈,比如铁、锌、钯、铜等催化剂;(3)伯酰胺在硫亚胺试剂[Et2NSF2]BF4的作用下制备腈;(4)伯酰胺在溴代二甲基硫鎓盐的作用下脱水制备腈;(5)伯酰胺在Appel反应条件下制备腈,即四氯化碳/三乙胺/三苯基膦的组合试剂;(6)伯酰胺在催化Appel反应条件下制备腈,即草酰氯/三乙胺/催化量三苯基氧膦的组合试剂,该条件用草酰氯代替毒性很大的四氯化碳,0.01当量的三苯基氧膦代替1.25当量的三苯基膦,使反应操作和后处理纯化得到了很有效的简化。这些合成方法为腈类化合物的制备提供了丰富的可选择途径,但存在不同的缺陷:试剂毒性大,反应时间长,适用的反应底物有限,操作复杂等。
本发明的目的是提供一种新的由伯酰胺制备腈的方法。其特征是以伯酰胺为起始原料,以乙腈为溶剂,在草酰氯/三乙胺/催化量二甲亚砜组合试剂的作用下,得到相应的腈类化合物。本发明的制备方法具有试剂价廉易得、操作简便、产率高、反应时间短的优点,非常适合不同类型的伯酰胺脱水来制备腈。反应式如下:
本发明涉及结构式如下所示的由伯酰胺制备腈的方法:
其主要过程是:在室温先将二甲亚砜(0.01equiv),伯酰胺(1.0equiv)和三乙胺(2.5equiv)依次加入乙腈中,再缓慢滴加草酰氯(1.2equiv)的乙腈溶液,反应得到相应的腈类化合物,产率在80~96%。
本发明方法中制备的腈类化合物的结构都通过核磁共振进行了确认。分析结果附在实施例后。
具体实施方式
(1)苯甲腈的制备
氮气保护,在装有温度计的100mL三口烧瓶中,依次加入无水乙腈(10mL),二甲亚砜(0.03mmol,2.5mg,0.01equiv),苯甲酰胺(3mmol,363mg,1.0equiv)和三乙胺(1.04mL,7.5mmol,2.5equiv),室温条件下用恒压滴液漏斗缓慢滴加草酰氯(0.31mL,3.6mmol,1.2equiv)的无水乙腈(5mL)溶液。滴加完毕后,继续搅拌40min,抽滤,滤液旋干,加入蒸馏水(15mL),用乙酸乙酯萃取(3x 10mL),合并有机相,用饱和氯化钠水溶液(30mL)洗涤,无水硫酸钠干燥。过滤,旋蒸除去溶剂得粗品,经柱层析分离提纯(石油醚/乙酸乙酯=9∶1),得到苯甲腈285mg,产率为92%。1H NMR(300MHz,CDCl3)δ7.68-7.64(m,2H),7.63-7.58(m,1H),7.50-7.44(m,J=7.5Hz,2H)。13C NMR(75MHz,CDCl3)δ132.88,132.27,129.24,118.95,112.60。
(2)2-萘甲腈的制备
氮气保护,在装有温度计的100mL三口烧瓶中,依次加入无水乙腈(10mL),二甲亚砜(0.03mmol,2.5mg,0.01equiv),2-萘甲酰胺(3mmol,513mg,1.0equiv)和三乙胺(1.04mL,7.5mmol,2.5equiv),室温条件下用恒压滴液漏斗缓慢滴加草酰氯(0.31mL,3.6mmol,1.2equiv)的无水乙腈(5mL)溶液。滴加完毕后,继续搅拌40min,抽滤,滤液旋干,加入蒸馏水(15mL),用乙酸乙酯萃取(3x 10mL),合并有机相,用饱和氯化钠水溶液(30mL)洗涤,无水硫酸钠干燥。过滤,旋蒸除去溶剂得粗品,经柱层析分离提纯(石油醚/乙酸乙酯=9∶1),得到2-萘甲腈441mg,产率为96%。1H NMR(300MHz,CDCl3)δ8.24(s,1H),7.94-7.88(m,3H),7.69-7.57(m,3H)。13C NMR(75MHz,CDCl3)δ134.80,134.30,132.40,129.34,129.18,128.56,128.20,127.80,126.50,119.39,109.55。
(3)正己腈的制备
氮气保护,在装有温度计的100mL三口烧瓶中,依次加入无水乙腈(10mL),二甲亚砜(0.03mmol,2.5mg,0.01equiv),正己酰胺(3mmol,345mg,1.0equiv)和三乙胺(1.04mL,7.5mmol,2.5equiv),室温条件下用恒压滴液漏斗缓慢滴加草酰氯(0.31mL,3.6mmol,1.2equiv)的无水乙腈(5mL)溶液。滴加完毕后,继续搅拌40min,抽滤,滤液旋干,加入蒸馏水(15mL),用乙酸乙酯萃取(3x 10mL),合并有机相,用饱和氯化钠水溶液(30mL)洗涤,无水硫酸钠干燥。过滤,旋蒸除去溶剂得粗品,经柱层析分离提纯(石油醚/乙酸乙酯=9∶1),得到正己腈233mg,产率为80%。1H NMR(300MHz,CDCl3)δ2.33(t,J=7.2Hz,2H),1.71-1.62(m,2H).1.49-1.32(m,4H),0.92(t,J=7.2Hz,3H)。13C NMR(75MHz,CDCl3)δ119.96,30.85,25.16,21.96,17.19,13.83。
Claims (1)
1.一种由伯酰胺制备腈的方法,其特征是以伯酰胺为起始原料,以乙腈为溶剂,在草酰氯/三乙胺/催化量二甲亚砜组合试剂的作用下,得到相应的腈类化合物,反应式如下:
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Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1210852A (zh) * | 1997-08-06 | 1999-03-17 | 东丽株式会社 | 腈的制备方法 |
CN104744288A (zh) * | 2013-12-31 | 2015-07-01 | 南京理工大学 | 一种腈水解合成酰胺的方法 |
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Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1210852A (zh) * | 1997-08-06 | 1999-03-17 | 东丽株式会社 | 腈的制备方法 |
CN104744288A (zh) * | 2013-12-31 | 2015-07-01 | 南京理工大学 | 一种腈水解合成酰胺的方法 |
Non-Patent Citations (3)
Title |
---|
J. K. AUGUSTINE ET AL.: "A Practical and Cost-Efficient, One-Pot Conversion of Aldehydes into Nitriles Mediated by‘Activated DMSO’", 《SYNLETT》 * |
NORIYUKI NAKAJIMA等: "preparation of nitriles from primary amides under swern oxidation conditions", 《TETRAHEDRON LETTERS》 * |
SERGEI A. SHIPILOVSKIKH等: "Dehydration of Amides to Nitriles under Conditions of a Catalytic Appel Reaction", 《ORG.LETT.》 * |
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