反式-4-羟基肉桂酸是一种肉桂酸类化合物。这类化合物广泛存在于蜂胶、蔬菜和水果等天然产物中,是天然的抗氧化剂。主要以有机酸酯、多糖苷及酰胺的形式存在于自然界。
性状4-羟基肉桂酸为白色或淡黄色粉末。它溶于热醚和热乙醇,微溶于苯,而不溶于石油醚。
用途反式-4-羟基肉桂酸是祛痰药杜鹃素的中间体,并可用来合成抗肾上腺素药艾司洛尔。
化学性质本品为微黄色粉状结晶,熔点216℃,易溶于醇、醚及热水。
用途4-羟基香豆素是多种杀鼠剂(如杀鼠灵、溴敌隆等)和抗凝血药物(如双香豆素乙酯、酮苄香豆素等)的中间体。此外,在医药工业中,它也可用于合成抗血凝药。
用途反式-4-羟基肉桂酸是一种对香豆酸的e -异构体,是肉桂酸的羟基衍生物,具有抗氧化性能。研究表明,对香豆酸可以通过减少致癌亚硝胺的形成来降低患癌症的风险。
生产方法其制备方法包括以下几种:
以乙酰水杨酰氯为原料,在氯化镁存在下于乙腈溶剂中与丙二酸二乙酯反应,再加入三乙胺在0℃反应1小时后,生成(2-乙酰氧基苯甲酰基)丙二酸二乙酯。然后在氢氧化钾/甲醇溶液中加热至50℃,反应3小时,环合得到产品。
以乙酰乙酸乙酯为原料,在氢氧化钠存在下于异丁基甲基酮溶剂中与乙酰水杨酰氯于15~20℃反应3.5小时后,生成2-(2-羟基苯甲酰基)乙酰乙酸钠盐。该产物在与盐酸反应并加热至25~30℃下30分钟后再于浓硫酸中,在90~95℃加热4小时而得到产品。
以2-羟基苯乙酮为原料,在碳酸钾存在下,在高压釜中通入5.88MPa二氧化碳,于室温下反应15小时后,在60℃保持15小时生成2-羟基苯-3-氧丙酸,再环合成目标产品。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
对羟基肉桂酸 | p-Coumaric acid | 7400-08-0 | C9H8O3 | 164.161 |
4-羟基肉桂酸 | (Z)-p-coumaric acid | 4501-31-9 | C9H8O3 | 164.161 |
—— | methyl 4-hydroxycinnamate | 3943-97-3 | C10H10O3 | 178.188 |
对香豆酸乙酯 | ethyl (E)-4-hydroxycinnamate | 7362-39-2 | C11H12O3 | 192.214 |
3-(4-羟基苯基)丙-2-烯醛 | trans-p-hydroxycinnamaldehyde | 20711-53-9 | C9H8O2 | 148.161 |
肉桂酸 | (E)-3-phenylacrylic acid | 140-10-3 | C9H8O2 | 148.161 |
4-甲氧基肉桂醛 | 4-Methoxycinnamaldehyde | 24680-50-0 | C10H10O2 | 162.188 |
—— | hexyl p-hydroxy-cinnamate | —— | C15H20O3 | 248.322 |
2-丙烯酸,3-(4-羟基苯基)-,三十烷基酯,(2E)- | trans-triacontyl-4-hydroxycinnamate | 120727-03-9 | C39H68O3 | 584.967 |
—— | dotriacontanyl trans-coumarate | 92533-57-8 | C41H72O3 | 613.021 |
—— | Phenyl 4-hydroxycinnamate | —— | C15H12O3 | 240.258 |
—— | trans-p-coumaric acid-4-O-sulfate | 151481-49-1 | C9H8O6S | 244.225 |
4-羟基苯乙烯 | 4-Vinylphenol | 2628-17-3 | C8H8O | 120.151 |
5,5-二苯基-2,4-咪唑烷二酮 | (E)-3-(4-iodophenyl)acrylic acid | 113641-76-2 | C9H7IO2 | 274.058 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
对羟基肉桂酸 | p-Coumaric acid | 7400-08-0 | C9H8O3 | 164.161 |
4-羟基肉桂酸 | (Z)-p-coumaric acid | 4501-31-9 | C9H8O3 | 164.161 |
4-羟基肉桂酸甲酯 | methyl p-hydroxycinnamate | 3943-97-3 | C10H10O3 | 178.188 |
—— | methyl 4-hydroxycinnamate | 3943-97-3 | C10H10O3 | 178.188 |
—— | 3-(4'-hydroxyphenyl)-(Z)-propenoic acid methyl ester | 61240-27-5 | C10H10O3 | 178.188 |
反式-4-甲氧基肉桂酸 | (E)-3-(4-methoxyphenyl)acrylic acid | 943-89-5 | C10H10O3 | 178.188 |
4-甲氧基肉桂酸 | 3-(4'-methoxyphenyl)propenoic acid | 830-09-1 | C10H10O3 | 178.188 |
对香豆酸乙酯 | ethyl (E)-4-hydroxycinnamate | 7362-39-2 | C11H12O3 | 192.214 |
4-(3-羟基丙-1-烯基)苯酚 | (E)-4-(3-hydroxyprop-1-enyl)phenol | 20649-40-5 | C9H10O2 | 150.177 |
3-(4-羟基苯基)丙-2-烯醛 | trans-p-hydroxycinnamaldehyde | 20711-53-9 | C9H8O2 | 148.161 |
4-羟基肉桂醇 | p-coumaryl alcohol | 3690-05-9 | C9H10O2 | 150.177 |
—— | vinyl p-coumarate | —— | C11H10O3 | 190.199 |
—— | 4-ethoxycinnamic acid | 2373-79-7 | C11H12O3 | 192.214 |
—— | (E)-4-ethoxycinnamic acid | 2373-79-7 | C11H12O3 | 192.214 |
(e)-p-甲氧基肉桂酸甲酯 | 3-(4-methoxy-phenyl)acrylic acid methyl ester | 3901-07-3 | C11H12O3 | 192.214 |
对甲氧基肉桂酸甲酯 | methyl p-methoxycinnamate | 832-01-9 | C11H12O3 | 192.214 |
—— | (E)-propyl 3-(4-hydroxyphenyl)acrylate | 94530-69-5 | C12H14O3 | 206.241 |
—— | (E)-isopropyl 3-(4-hydroxyphenyl)acrylate | —— | C12H14O3 | 206.241 |
—— | (E)-3-(4-(allyloxy)phenyl)acrylic acid | 59953-93-4 | C12H12O3 | 204.225 |
—— | 4-(allyloxy)cinnamic acid | 55379-99-2 | C12H12O3 | 204.225 |
—— | 4-propoxycinnamic acid | 69033-81-4 | C12H14O3 | 206.241 |
对丙氧基肉桂酸 | 4-propoxycinnamic acid | 69033-81-4 | C12H14O3 | 206.241 |
(2E)-3-[4-(2-羟基乙氧基)苯基]丙烯酸 | (2E)-3-[4-(2-hydroxyethoxy)phenyl]prop-2-enoic acid | 60345-99-5 | C11H12O4 | 208.214 |
—— | ethoxymethyl 4-hydroxycinnamate | 642471-45-2 | C12H14O4 | 222.241 |
—— | p-coumaric acid anhydride | 171781-66-1 | C18H14O5 | 310.306 |
肉桂酸 | Cinnamic acid | 621-82-9 | C9H8O2 | 148.161 |
—— | (E)-butyl 3-(4-hydroxyphenyl)acrylate | 98407-49-9 | C13H16O3 | 220.268 |
—— | (E)-3-(4-(methoxymethoxy)phenyl)acrylic acid | 61844-66-4 | C11H12O4 | 208.214 |
—— | (E)-methyl 3-(4-ethoxyphenyl)acrylate | 87711-71-5 | C12H14O3 | 206.241 |
—— | (E)-tert-butyl 3-(4-hydroxyphenyl)acrylate | 114643-30-0 | C13H16O3 | 220.268 |
TRANS-咖啡酸 | caffeic acid | 501-16-6 | C9H8O4 | 180.16 |
咖啡酸 | caffeic acid | 331-39-5 | C9H8O4 | 180.16 |
—— | prenyl 4-hydroxycinnamate | —— | C14H16O3 | 232.279 |
—— | (E)-p-coumaric amide | 59576-98-6 | C9H9NO2 | 163.176 |
—— | 4-butoxycinnamic acid | 55379-96-9 | C13H16O3 | 220.268 |
3-(4-丁氧基苯基)-2-丙酸 | 4-butoxycinnamic acid | 55379-96-9 | C13H16O3 | 220.268 |
4-羟基肉桂酰氯 | 4-hydroxycinnamoyl chloride | 108608-03-3 | C9H7ClO2 | 182.606 |
—— | p-hydroxycinnamoyl chloride | 52820-26-5 | C9H7ClO2 | 182.606 |
—— | (E)-pentyl 3-(4-hydroxyphenyl)acrylate | —— | C14H18O3 | 234.295 |
反式-4-乙酰氧基肉桂酸 | 4-acetoxycinnamic acid | 27542-85-4 | C11H10O4 | 206.198 |
反式-4-乙酰氧基肉桂酸 | 3-(4-acetoxyphenyl)acrylic acid | 15486-19-8 | C11H10O4 | 206.198 |
—— | methyl (2E)-3-(4-allyloxyphenyl)-2-propenoate | —— | C13H14O3 | 218.252 |
4-戊氧基肉桂酸 | 4-pentyloxy-trans-cinnamic acid | 62718-63-2 | C14H18O3 | 234.295 |
—— | hexyl p-hydroxy-cinnamate | —— | C15H20O3 | 248.322 |
—— | 4-Pentyloxycinnamic acid | 108113-57-1 | C14H18O3 | 234.295 |
—— | 3-(4-isopentenyloxyphenyl)-2-trans-propenoic acid | —— | C14H16O3 | 232.279 |
—— | methyl 3-[4-(2-hydroxyethoxy)phenyl]acrylate | 156806-95-0 | C12H14O4 | 222.241 |
—— | 4-(4-pentenyloxyl)cinnamic acid | 204848-85-1 | C14H16O3 | 232.279 |
—— | (E)-3-(4-(2,2,2-trifluoroethoxy)phenyl)acrylic acid | 1268243-15-7 | C11H9F3O3 | 246.186 |
—— | n-heptyl 3-(4-hydroxyphenyl)-2-propenoate | —— | C16H22O3 | 262.349 |
—— | methyl trans-3-(4-methoxymethoxyphenyl)propenoate | 84184-55-4 | C12H14O4 | 222.241 |
—— | lauryl p-coumarate | 1173709-57-3 | C21H32O3 | 332.483 |
—— | hexadecyl (E)-p-coumarate | —— | C25H40O3 | 388.591 |
—— | decyl p-coumarate | 1173709-48-2 | C19H28O3 | 304.43 |
—— | tetradecyl (E)-3-(4-hydroxyphenyl)acrylate | —— | C23H36O3 | 360.537 |
十八烷基对香豆酸盐 | octadecanyl-3-[4-hydroxyphenyl]-prop-2-enoate | 72943-88-5 | C27H44O3 | 416.645 |
—— | (2E)-3-[4-(hexyloxy)phenyl]-2-propenoic acid | 33602-00-5 | C15H20O3 | 248.322 |
2-丙烯酸,3-(4-羟基苯基)-,三十烷基酯,(2E)- | trans-triacontyl-4-hydroxycinnamate | 120727-03-9 | C39H68O3 | 584.967 |
3-(4-己氧基苯基)丙-2-烯酸 | 4-hexyloxycinnamic acid | 33602-00-5 | C15H20O3 | 248.322 |
—— | icosyl (E)-3-(4-hydroxyphenyl)acrylate | 112561-76-9 | C29H48O3 | 444.698 |
—— | tetracosyl 4-hydroxy-trans-cinnamate | —— | C33H56O3 | 500.806 |
—— | hexacosyl 4'-hydroxy-trans-cinnamate | 74602-24-7 | C35H60O3 | 528.86 |
—— | 4'-hydroxy-cis-cinnamic acid docosyl ester | 145204-87-1 | C31H52O3 | 472.752 |
—— | 4'-hydroxy-trans-cinnamic acid docosyl ester | 101959-29-9 | C31H52O3 | 472.752 |
—— | (E)-octyl 3-(4-hydroxyphenyl)acrylate | 1206615-65-7 | C17H24O3 | 276.376 |
3,4,5-三羟基肉桂酸 | 3,4,5-trihydroxycinnamic acid | 6093-59-0 | C9H8O5 | 196.16 |
—— | 4-(6-hydroxyhexyloxy)cinnamic acid | 503000-67-7 | C15H20O4 | 264.321 |
—— | (E)-3-(4-((2-methoxyethoxy)methoxy)phenyl)acrylic acid | 96400-72-5 | C13H16O5 | 252.267 |
—— | 4-heptyloxy-trans-cinnamic acid | 62718-64-3 | C16H22O3 | 262.349 |
—— | (2E)-3-[4-(decyloxy)phenyl]-2-propenoic acid | 55379-98-1 | C19H28O3 | 304.43 |
—— | (E)-3-(4-Hexadecyloxy-phenyl)-acrylic acid | 38573-00-1 | C25H40O3 | 388.591 |
—— | 4-decyloxycinnamic acid | 55379-98-1 | C19H28O3 | 304.43 |
—— | 4-octyloxycinnamic acid | 55379-97-0 | C17H24O3 | 276.376 |
—— | (E)-3-(4-Tetradecyloxy-phenyl)-acrylic acid | 71931-26-5 | C23H36O3 | 360.537 |
—— | (2E)-3-[4-(octyloxy)phenyl]-2-propenoic acid | 99196-58-4 | C17H24O3 | 276.376 |
—— | methyl (2E)-3-[4-(3-bromopropoxy)phenyl]prop-2-enoate | 83811-98-7 | C13H15BrO3 | 299.164 |
—— | trans-p-octadecyloxycinnamic acid | 107019-92-1 | C27H44O3 | 416.645 |
—— | 4-hexadecyloxycinnamic acid | 38573-00-1 | C25H40O3 | 388.591 |
—— | 4-dodecyloxycinnamic acid | 71931-24-3 | C21H32O3 | 332.483 |
—— | (E)-4-tetradecyloxycinnamic acid | 318531-43-0 | C23H36O3 | 360.537 |
—— | (E)-methyl 3-(4-acetoxyphenyl)acrylate | 55226-78-3 | C12H12O4 | 220.225 |
—— | 6-chlorohexyl (2E)-3-(4-hydroxyphenyl)prop-2-enoate | 1429526-43-1 | C15H19ClO3 | 282.767 |
—— | (E)-4-Hydroxyzimtsaeurehydrazid | 90557-60-1 | C9H10N2O2 | 178.191 |
—— | 1-O-trans-p-coumaroylglycerol | 106055-11-2 | C12H14O5 | 238.24 |
—— | Mono-p-coumaroyl glyceride | 114420-68-7 | C12H14O5 | 238.24 |
—— | 4-coumaric acid methyl thio ester | —— | C10H10O2S | 194.254 |
—— | (E)-4-benzyloxycinnamic acid | 6272-45-3 | C16H14O3 | 254.285 |
—— | trans-4-hydroxycinnamohydroxamic acid | 1177772-88-1 | C9H9NO3 | 179.175 |
4-异戊烯基氧基肉桂酸甲酯 | methyl (E)-4-(3'-methylbut-2'-enyloxy)cinnamate | 81053-49-8 | C15H18O3 | 246.306 |
—— | [4-(2-methoxycarbonylethenyl)phenoxy]acetic acid | 731845-75-3 | C12H12O5 | 236.224 |
—— | methyl (E)-3-(4-(2,2,2-trifluoroethoxy)phenyl)acrylate | 1226460-05-4 | C12H11F3O3 | 260.213 |
—— | Phenyl 4-hydroxycinnamate | —— | C15H12O3 | 240.258 |
(2E)-3-(4-甲氧基苯基)丙烯酰氯 | (E)-3-(4-methoxyphenyl)propenoyl chloride | 42996-84-9 | C10H9ClO2 | 196.633 |
—— | p-methoxycinnamoyl chloride | —— | C10H9ClO2 | 196.633 |
—— | (E)-3-{4-[(10-bromodecyl)oxy]phenyl}acrylic acid | —— | C19H27BrO3 | 383.326 |
苄基(E)-3-(4-羟基苯基)丙烯酸酯 | benzyl 4-hydroxycinnamate | 61844-62-0 | C16H14O3 | 254.285 |
—— | 4-(methoxycarbonyloxy)cinnamic acid | 252258-18-7 | C11H10O5 | 222.197 |
—— | p-coumaric acid phenethyl ester | —— | C17H16O3 | 268.312 |
—— | (E)-methoxymethyl 3-[4-(methoxymethoxy)phenyl]acrylate | —— | C13H16O5 | 252.267 |
—— | (E)-3-[4-(methoxymethoxy)phenyl]prop-2-en-1-ol | 84184-56-5 | C11H14O3 | 194.23 |