4-(甲硫代)丁酸甲酯 | 53053-51-3

• 物质功能分类: 化学试剂 - 有机试剂 - 酯类
• 分子结构分类: 有机化合物 - 脂质和类脂质分子 - 脂肪酰基
• 中文名称: 4-(甲硫代)丁酸甲酯
• 英文名称: methyl 4-(methylthio)butyrate
• 英文别名: 4-methylthio butyric acid methyl ester；methyl 4-(methylthio)butanoate；4-methylsulfanyl-butyric acid methyl ester；methyl 4-methylthiobutyrate；methyl 4-methylsulfanylbutanoate
• CAS: 53053-51-3
• 化学式: C₆H₁₂O₂S
• 分子量: 148.226
• InChiKey: HQDLZISNHUMXEA-UHFFFAOYSA-N

物化性质

• 沸点：
  114-115°C 40mm
• 密度：
  1,036 g/cm3
• 闪点：
  72°C
• LogP：
  1.30
• 物理描述：
  colourless liquid with sweet, cheesy odour in dilute solution
• 溶解度：
  insoluble in water; soluble in alcohol
• 折光率：
  1.467-1.477
• 保留指数：
  1098
• 稳定性/保质期：
  如果按照规格正确使用和储存，则不会分解，没有已知的危险反应。

计算性质

• 辛醇/水分配系数(LogP)：
  1.4
• 重原子数：
  9
• 可旋转键数：
  5
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.83
• 拓扑面积：
  51.6
• 氢给体数：
  0
• 氢受体数：
  3

安全信息

• 海关编码：
  2930909090
• 安全说明：
  S23,S24/25

制备方法与用途

毒性
GRAS (FEMA)。

使用限量

• 焙烤制品、肉类、肉汤汁及汤品中，均限10 mg/kg。

反应信息

• 作为反应物：
  描述：

  4-(甲硫代)丁酸甲酯 在 乙酸酐 、 溶剂黄146 、 双氧水 作用下， 反应 18.5h， 以440 mg的产率得到methyl 4-(methylsulfonyl)butanoate
  参考文献：
  名称：

  [EN] NOVEL COMPOUNDS
  [FR] NOUVEAUX COMPOSÉS

  摘要：

  揭示了新型视黄醇相关孤儿受体γ（RORγ）调节剂及其在通过RORγ介导的疾病治疗中的应用。

  公开号：

  WO2015180612A1
• 作为产物：
  描述：

  methyl 2-isocyano-4-(methylthio)butanoate 在 三(三甲基硅基)硅烷 作用下， 以 乙腈 为溶剂， 以91%的产率得到4-(甲硫代)丁酸甲酯
  参考文献：
  名称：

  异腈作为可见光介导的加氢和氘代脱氨基反应中的烷基自由基前体**

  摘要：

  我们报道了在可见光介导的加氢和氘代脱氨基反应中使用异腈作为烷基自由基前体。大多数例子仅需要在甲硅烷基自由基前体存在下对异腈进行可见光照射，尽管在有机光催化剂存在下观察到显着的加速。该方法具有可扩展性，显示出广泛的官能团兼容性，并且适用于 C α伯、C α仲和 C α叔烷基异腈。

  DOI：

  10.1002/anie.202317683

文献信息

• [EN] NOVEL THIOPHENE AMIDINES, COMPOSITIONS THEREOF, AND METHODS OF TREATING COMPLEMENT-MEDIATED DISEASES AND CONDITIONS<br/>[FR] NOUVELLES AMIDINES DE THIOPHENE, COMPOSITIONS DE CES AMIDINES ET PROCEDE POUR TRAITER DES MALADIES ET DES ETATS MEDIES PAR LE COMPLEMENT
  申请人：DIMENSIONAL PHARM INC

  公开号：WO2003099805A1

  公开（公告）日：2003-12-04

  Disclosed is a method for treating the symptoms of an acute or chronic disorder mediated by the classical pathway of the complement cascade, comprising administering to a mammal in need of such treatment a therapeutically effective amount of a compound of Formula (I) or a solvate, hydrate or pharmaceutically acceptable salt thereof; wherein R1, R2, R3, R4 and R7 are defined in the specification, Z is SO or SO2, and Ar is an aromatic or heteroaromatic group as defined herein.

  揭示了一种治疗急性或慢性疾病症状的方法，该方法通过补体级联的经典途径介导，包括向需要此类治疗的哺乳动物施用化合物I的治疗有效量或其溶剂化合物、水合物或药用可接受盐；其中规范中定义了R1、R2、R3、R4和R7，Z为SO或SO2，Ar为本规范中定义的芳香族或杂环芳基。
• Novel thiophene amidines, compositions thereof, and methods of treating complement-mediated diseases and conditions
  申请人：3-Dimensional Pharmaceuticals, Inc.

  公开号：US20040009995A1

  公开（公告）日：2004-01-15

  Disclosed is a method for treating the symptoms of an acute or chronic disorder mediated by the classical pathway of the complement cascade, comprising administering to a mammal in need of such treatment a therapeutically effective amount of a compound of Formula I 1 or a solvate, hydrate or pharmaceutically acceptable salt thereof; wherein R 1 , R 2 , R 3 , R 4 and R 7 are defined in the specification, Z is SO or SO 2 , and Ar is an aromatic or heteroaromatic group as defined herein.

  揭示了一种治疗急性或慢性疾病症状的方法，该方法通过补体级联的经典途径介导，包括向需要此类治疗的哺乳动物施用公式I的化合物的治疗有效量或其溶剂化合物、水合物或药用可接受盐；其中在规范中定义了R1、R2、R3、R4和R7，Z为SO或SO2，Ar为本文中定义的芳香族或杂环芳基。
• BITTER TASTE MODIFIERS INCLUDING SUBSTITUTED 1-BENZYL-3-(1-(ISOXAZOL-4-YLMETHYL)-1H-PYRAZOL-4-YL)IMIDAZOLIDINE-2,4-DIONES AND COMPOSITIONS THEREOF
  申请人：SENOMYX, INC.

  公开号：US20160376263A1

  公开（公告）日：2016-12-29

  The present invention includes compounds and compositions known to modify the perception of bitter taste, and combinations of said compositions and compounds with additional compositions, compounds, and products. Exemplary compositions comprise one or more of the following: cooling agents; inactive drug ingredients; active pharmaceutical ingredients; food additives or foodstuffs; flavorants, or flavor enhancers; food or beverage products; bitter compounds; sweeteners; bitterants; sour flavorants; salty flavorants; umami flavorants; plant or animal products; compounds known to be used in pet care products; compounds known to be used in personal care products; compounds known to be used in home products; pharmaceutical preparations; topical preparations; cannabis-derived or cannabis-related products; compounds known to be used in oral care products; beverages; scents, perfumes, or odorants; compounds known to be used in consumer products; silicone compounds; abrasives; surfactants; warming agents; smoking articles; fats, oils, or emulsions; and/or probiotic bacteria or supplements.

  本发明涵盖已知用于改变苦味感知的化合物和组合物，以及所述组合物和化合物与额外的组合物、化合物和产品的组合。示例组合物包括以下一种或多种：冷却剂；无活性药物成分；活性药用成分；食品添加剂或食品；调味剂或调味增强剂；食品或饮料产品；苦味化合物；甜味剂；苦味剂；酸味调味剂；咸味调味剂；鲜味调味剂；植物或动物产品；已知用于宠物护理产品中的化合物；已知用于个人护理产品中的化合物；已知用于家用产品中的化合物；制药制剂；局部制剂；大麻衍生或与大麻相关的产品；已知用于口腔护理产品中的化合物；饮料；香味、香水或除臭剂；已知用于消费品中的化合物；硅化合物；磨料；表面活性剂；发热剂；吸烟物品；脂肪、油脂或乳化剂；和/或益生菌或补充剂。
• Inhibitors of protein isoprenyl transferases
  申请人：University of Pittsburgh

  公开号：US06310095B1

  公开（公告）日：2001-10-30

  Compounds having the formula or a pharmaceutically acceptable salt thereof wherein R1 is (a) hydrogen, (b) loweralkyl, (c) alkenyl, (d) alkoxy, (e) thioalkoxy, (f) halo, (g) haloalkyl, (h) aryl-L2—, and (i) heterocyclic-L2—; R2 is selected from (a) (b) —C(O)NH—CH(R14)—C(O)OR15, (d) —C(O)NH—CH(R14)—C(O)NHSO2R16, (e) —C(O)NH—CH(R14)-tetrazolyl, (f) —C(O)NH-heterocyclic, and (g) —C(O)NH—CH(R14)—C(O)NR17R18; R3 is substituted or unsubstituted heterocyclic or aryl, substituted or unsubstituted cycloalkyl or cycloalkenyl, and —P(W)RR3RR3′; R4 is hydrogen, lower alkyl, haloalkyl, halogen, aryl, arylakyl, heterocyclic, or (heterocyclic)alkyl; L1 is absent or is selected from (a) —L4—N(R5)—L5—, (b) —L4—O—L5—, (c) —L4—S(O)n—L5— (d) —L4—L6—C(W)—N(R5)—L5—, (e) —L4—L6—S(O)m—N(R5)—L5 —, (f) —L4—N(R5)—C(W)—L7—L5—, (g) —L4—N(R5)—S(O)p—L7—L5—, (h) optionally substituted alkylene, (i) optionally substituted alkenylene, (j) optionally substituted alkynylene (k) a covalent bond, (l) and (m) are inhibitors of protein isoprenyl transferases. Also disclosed are protein isoprenyl transferase inhibiting compositions and a method of inhibiting protein isoprenyl transferases.

  具有以下结构式或其药用可接受盐的化合物，其中R1为(a)氢，(b)较低烷基，(c)烯基，(d)烷氧基，(e)硫代烷氧基，(f)卤素，(g)卤代烷基，(h)芳基-L2—，和(i)杂环-L2—；R2选自(a) (b) —C(O)NH—CH(R14)—C(O)OR15，(d) —C(O)NH—CH(R14)—C(O)NHSO2R16，(e) —C(O)NH—CH(R14)-四唑基，(f) —C(O)NH-杂环，和(g) —C(O)NH—CH(R14)—C(O)NR17R18；R3为取代或未取代的杂环或芳基，取代或未取代的环烷基或环烯基，以及—P(W)RR3RR3′；R4为氢，较低烷基，卤代烷基，卤素，芳基，芳基烷基，杂环，或(杂环)烷基；L1为空缺或选自(a) —L4—N(R5)—L5—，(b) —L4—O—L5—，(c) —L4—S(O)n—L5—，(d) —L4—L6—C(W)—N(R5)—L5—，(e) —L4—L6—S(O)m—N(R5)—L5—，(f) —L4—N(R5)—C(W)—L7—L5—，(g) —L4—N(R5)—S(O)p—L7—L5—，(h)可选择取代的烷基，(i)可选择取代的烯基，(j)可选择取代的炔基，(k)共价键，(l)和(m)是蛋白异戊二烯基转移酶的抑制剂。还公开了蛋白异戊二烯基转移酶抑制剂组合物和抑制蛋白异戊二烯基转移酶的方法。
• [EN] PROCESS FOR PRODUCING CARBOXYLIC ACID ESTER<br/>[FR] PROCÉDÉ DE PRODUCTION D'ESTER D'ACIDE CARBOXYLIQUE
  申请人：SUMITOMO CHEMICAL CO

  公开号：WO2012026617A1

  公开（公告）日：2012-03-01

  The present invention relates to a process for producing a carboxylic acid ester, comprising a step of oxidizing an aldehyde by mixing an alcohol, carbon dioxide, the aldehyde and at least one compound selected from the group consisting of compounds represented by the formulae (2-1) and (2-2): wherein R2 represents an alkyl group optionally having a substituent or the like; R3 and R4 each independently represents an alkyl group optionally having a substituent or the like or R3 and R4 are linked together to form a divalent hydrocarbon group optionally having a substituent or the like; Y represents a group of -S- or a group of -N(R5)-, wherein R5 represents an alkyl group optionally having a substituent or the like, or R5 is linked to R4 to form a divalent hydrocarbon group optionally having a substituent; and R8 represents an alkyl group.

  本发明涉及一种生产羧酸酯的方法，包括通过混合醇、二氧化碳、醛和来自由式（2-1）和（2-2）所代表的化合物组成的群体中至少选取一种化合物，氧化醛的步骤：其中R2代表可能具有取代基等的烷基基团；R3和R4各自独立地代表可能具有取代基等的烷基基团，或者R3和R4连接在一起形成可能具有取代基等的二价碳氢基团；Y代表一个-S-基团或一个-N(R5)-基团，其中R5代表可能具有取代基等的烷基基团，或者R5连接到R4形成可能具有取代基的二价碳氢基团；R8代表一个烷基基团。