(4-Ethylphenyl) formate | 1095320-02-7

• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 英文名称: (4-Ethylphenyl) formate
• CAS: 1095320-02-7
• 化学式: C₉H₁₀O₂
• 分子量: 150.177
• InChiKey: UESZXZYBTPAKBC-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  2.5
• 重原子数：
  11
• 可旋转键数：
  3
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.22
• 拓扑面积：
  26.3
• 氢给体数：
  0
• 氢受体数：
  2

反应信息

• 作为产物：
  描述：

  4-乙基苯酚 、 甲酰氯 在 四丁基氯化铵 、 sodium hydroxide 作用下， 以 二氯甲烷 、 水 为溶剂， 反应 0.08h， 生成 (4-Ethylphenyl) formate
  参考文献：
  名称：

  在相转移催化剂条件下用各种烷酰氯对取代的酚进行 O-酰化

  摘要：

  摘要 在相转移催化条件下，使用四丁基氯化铵和 NaOH 水溶液和二氯甲烷的混合物，对几种类型的单和二取代酚与各种单和二烷酰氯进行酯化反应。该过程特别有效（几乎是定量的产率）和快速（仅 5 分钟反应时间，在 0 °C 的温度下）。图形概要

  DOI：

  10.1080/00397911.2011.584007

文献信息

• PYRAZOLOPYRIDINES AND PYRAZOLOPYRIMIDINES
  申请人：Pfizer Inc.

  公开号：US20150329542A1

  公开（公告）日：2015-11-19

  A compound having the structure: or a pharmaceutically acceptable salt thereof, or a pharmaceutically acceptable solvate of said compound or pharmaceutically acceptable salt, wherein A and A′ are independently C or N, where C may be unsubstituted or substituted by halo or C 1 -C 6 alkyl; R and R 0 are independently selected from the group consisting of H, C 1 -C 6 alkyl, hydroxy(C 1 -C 6 alkyl), phenyl(C 1 -C 6 alkyl), and —(CH 2 ) n —W, where W is C 3 -C 8 cycloalkyl, phenyl, naphthyl, 5- or 6-membered heteroaryl or heterocyclic containing 1-3 N, S and/or O atoms, —SO 2 —R′, —NHSO 2 —R′, —NR″SO 2 —R′ and SR′, where R′ and R″ are independently C 1 -C 6 alkyl or C 3 -C 8 cycloalkyl, etc.; wherein each of said alkyl, cycloalkyl, heterocyclic, phenyl, naphthyl or heteroaryl may be unsubstituted or substituted by phenyl, heteroaryl, etc.; or, R and R 0 and the N atom to which they are bonded together form a monocyclic or bicyclic heterocyclic ring which may be unsubstituted or substituted by (a) halo, hydroxy, heteroaryl, C 1 -C 6 alkyl, C 1 -C 6 alkoxy, etc., or (b) —(CH 2 ) n —W, where W is C 3 -C 8 cycloalkyl, phenyl, etc.; R 1 is H, halo or cyano; R 2 and R 2′ are independently H, C 1 -C 6 alkyl, cyano, C 1 -C 6 alkoxy, C 1 -C 6 alkylthio, or C 3 -C 8 cycloalkyl where alkyl, alkoxy, or cycloalkyl is optionally substituted by one or more fluorine atoms; X is a bond, —CO—, —CONH—, —SO 2 —, —SONH—, or —(CH 2 ) m —; R 3 is H, C 1 -C 4 alkyl, phenyl, naphthyl, 5- or 6-membered heteroaryl or heterocyclic containing 1-3 N atoms, a 5-membered heteroaryl or heterocyclic, etc., or (c) 2 O or S atoms and 0-2 N atoms; wherein each of said phenyl, naphthyl, heteroaryl or heterocyclic is optionally substituted by alkyl, 1 substituent —Y—R 4 and/or 1-4 substituents each independently selected from R 5 ; with the proviso that when X is —CO— or —SO 2 —, R 3 is not H; Y is a bond, —(CH 2 ) m — or —O—; R 4 is (a) H, C 1 -C 6 alkyl, C 3 -C 8 cycloalkyl, halo, oxo, —OR 6 , —NR 7 R 8 , —SR 6 , —SOR 9 , —SO 2 R 9 , —COR 6 , —OCOR 6 , —OCOR 6 , —NR 6 COR 6 , —CONR 7 R 8 , etc.; (b) phenyl or naphthyl, said phenyl and naphthyl being optionally substituted with 1-5 substituents selected from C 1 -C 6 alkyl, C 3 -C 8 cycloalkyl, halo, cyano, —OR 6 , —NR 7 R 8 , etc.; or (c) a 3 to 8-membered saturated or partially unsaturated monocyclic heteroaryl, etc.; R 6 is H, C 1 -C 6 alkyl or C 3 -C 8 cycloalkyl, etc.; R 7 and R 8 are each independently H, C 1 -C 6 alkyl or C 3 -C 8 cycloalkyl or are taken together with the nitrogen atom to which they are attached to form a 4-, 5- or 6-membered saturated heterocyclic ring containing 1-2 nitrogen atoms or 1 nitrogen and 1 oxygen atom, said C 1 -C 6 alkyl is optionally substituted by C 3 -C 8 cycloalkyl, halo, etc., and said heterocyclic ring being optionally substituted by one or more C 1 -C 6 alkyl or C 3 -C 8 cycloalkyl groups; R 9 is C 1 -C 6 alkyl or C 3 -C 8 cycloalkyl; and, m and n are independently 0, 1, 2 or 3. The invention also relates to pharmaceutically acceptable salts of these compounds and to pharmaceutically acceptable solvates thereof; to compositions containing such compounds; and to the uses of such compounds in the treatment of various diseases, particularly asthma and COPD.

  具有以下结构的化合物： 或其药学上可接受的盐，或所述化合物或药学上可接受的盐的药学上可接受的溶剂，其中A和A′独立地为C或N，其中C可以是未取代的或由卤素或C 1 -C 6 烷基取代的；R和R 0 独立地选自H、C 1 -C 6 烷基、羟基(C 1 -C 6 烷基)、苯基(C 1 -C 6 烷基)和—(CH 2 ) n —W的群，其中W为C 3 -C 8 环烷基、苯基、萘基、含有1-3个N、S和/或O原子的5-或6元杂环芳基或杂环烷基，—SO 2 —R′、—NHSO 2 —R′、—NR″SO 2 —R′和SR′，其中R′和R″独立地为C 1 -C 6 烷基或C 3 -C 8 环烷基等；其中所述的每个烷基、环烷基、杂环、苯基、萘基或杂芳基可以是未取代的或由苯基、杂芳基等取代的；或者，R和R 0 以及它们结合的N原子共同形成一个可以是未取代的或由(a)卤素、羟基、杂芳基、C 1 -C 6 烷基、C 1 -C 6 烷氧基等取代的单环或双环杂环环，或(b) —(CH 2 ) n —W，其中W为C 3 -C 8 环烷基、苯基等；R 1 为H、卤素或氰基；R 2 和R 2′ 独立地为H、C 1 -C 6 烷基、氰基、C 1 -C 6 烷氧基、C 1 -C 6 烷硫基或C 3 -C 8 环烷基，其中烷基、烷氧基或环烷基可以选择性地由一个或多个氟原子取代；X为键，—CO—、—CONH—、—SO 2 —、—SONH—或—(CH 2) m —；R 3 为H、C 1 -C 4 烷基、苯基、萘基、含有1-3个N原子的5-或6元杂环芳基或杂环，一种5元杂环芳基或杂环等，或(c) 2个O或S原子和0-2个N原子；其中所述的每个苯基、萘基、杂芳基或杂环可以选择性地由烷基、1个取代基—Y—R 4 和/或1-4个独立选择自R 5 的取代基取代；但是当X为—CO—或—SO 2 —时，R 3 不是H；Y为键，—(CH 2) m —或—O—；R 4 为(a) H、C 1 -C 6 烷基、C 3 -C 8 环烷基、卤素、氧代、—OR 6 、—NR 7 R 8 、—SR 6 、—SOR 9 、—SO 2 R 9 、—COR 6 、—OCOR 6 、—OCOR 6 、—NR 6 COR 6 、—CONR 7 R 8 等；(b)苯基或萘基，所述的苯基和萘基可以选择性地由1-5个取代基选自C 1 -C 6 烷基、C 3 -C 8 环烷基、卤素、氰基、—OR 6 、—NR 7 R 8 等取代；或(c) 3到8元饱和或部分不饱和的单环杂芳基等；R 6 为H、C 1 -C 6 烷基或C 3 -C 8 环烷基等；R 7 和R 8 独立地为H、C 1 -C 6 烷基或C 3 -C 8 环烷基，或者与它们连接的氮原子共同形成含有1-2个氮原子或1个氮原子和1个氧原子的4、5或6元饱和杂环环，所述的C 1 -C 6 烷基可以选择性地由C 3 -C 8 环烷基、卤素等取代，所述的杂环环可以选择性地由一个或多个C 1 -C 6 烷基或C 3 -C 8 环烷基基团取代；R 9 为C 1 -C 6 烷基或C 3 -C 8 环烷基；m和n独立地为0、1、2或3。该发明还涉及这些化合物的药学上可接受的盐和其药学上可接受的溶剂；含有这种化合物的组合物；以及这种化合物在治疗各种疾病，特别是哮喘和慢性阻塞性肺病中的用途。
• [EN] ENOL ETHER PROPERFUME<br/>[FR] PRO-PARFUM D'ÉNOLÉTHER
  申请人：FIRMENICH & CIE

  公开号：WO2021110680A1

  公开（公告）日：2021-06-10

  The present invention relates to compounds of formula (I) as properfume compounds. In particular, the present invention relates to a method to release a compound being a carbonyl of formula (II), a formate ester of formula (III) and/or an alcohol of formula (IV), by exposing the compound of formula (I) to an environment wherein it is oxidized. Moreover, the present invention relates to a perfuming composition and a perfume consumer product comprising at least one compound of formula (I).

  本发明涉及作为香料化合物的公式（I）的化合物。具体而言，本发明涉及一种方法，通过将公式（I）的化合物暴露在氧化环境中来释放化合物，该化合物是公式（II）的酮基、公式（III）的甲酸酯和/或公式（IV）的醇。此外，本发明涉及一种香水配方和一种香水消费产品，其中包含至少一种公式（I）的化合物。
• [EN] 2,3-DIHYDRO-6-NITROIMIDAZO (2,1-B) OXAZOLE COMPOUNDS FOR THE TREATMENT OF TUBERCULOSIS<br/>[FR] COMPOSES 2,3-DIHYDRO-6-NITROIMIDAZO (2,1-B) OXAZOLE POUR LE TRAITEMENT DE LA TUBERCULOSE
  申请人：OTSUKA PHARMA CO LTD

  公开号：WO2005042542A1

  公开（公告）日：2005-05-12

  The present invention provides a 2,3-dihydro-6-nitroimidazo[2,1-b]oxazole compound represented by the following general formula: (1)in the above formula (1), R1 represents a hydrogen atom or C1-C6 alkyl group, n represents an integer of 0 to 6, R1 and -(CH2)nR2 may form a spiro ring represented by the formula (30) below, together with the adjacent carbon atom (in the formula below, RRR represents a piperidyl group which may have substituents on the piperidine ring), (30)and R2 represents a benzothiazolyloxy group, quinolyloxy group, pyridyloxy group or the like. The present compound has an excellent bactericidal action against Mycobacterium tuberculosis, multi-drug-resistant Mycobacterium tuberculosis, and atypical acid-fast bacteria.

  本发明提供了一种由以下一般式表示的2,3-二氢-6-硝基咪唑[2,1-b]噁唑化合物：(1)在上述式(1)中，R1代表氢原子或C1-C6烷基，n代表0至6的整数，R1和-(CH2)nR2可以与下面的式(30)一起形成一个螺环，与相邻的碳原子一起（在下面的式中，RRR代表可能在哌啶环上具有取代基的哌啶基），(30)和R2代表苯并噻唑氧基、喹啉氧基、吡啶氧基或类似物。该化合物对结核分枝杆菌、多药耐药结核分枝杆菌和非典型耐酸细菌具有出色的杀菌作用。
• 2,3-Dihydro-6-nitroimidazo[2,1-b]oxazoles
  申请人：Tsubouchi Hidetsugu

  公开号：US20060094767A1

  公开（公告）日：2006-05-04

  The present invention provides a 2,3-dihydro-6-nitroimidazo[2,1-b]oxazole compound represented by the following general formula: wherein R 1 represents a hydrogen atom or C1-C6 alkyl group, n represents an integer of 0 to 6, R 2 represents a group —OR 3 or the like, and R 3 represents a hydrogen atom, C1-C6 alkyl group or the like, or R 1 and —(CH 2 ) n R 2 may bind to each other together with carbon atoms adjacent thereto through nitrogen atoms so as to form a spiro ring represented by the general formula (H): wherein R 41 is hydrogen, C1-C6 alkyl group or the like. The present compound has an excellent bactericidal action against Mycobacterium tuberculosis , multi-drug-resistant Mycobacterium tuberculosis , and atypical acid-fast bacteria.

  本发明提供了一种2,3-二氢-6-硝基咪唑并[2,1-b]噁唑化合物，其通式如下：其中，R1代表氢原子或C1-C6烷基，n代表0到6的整数，R2代表—OR3或类似的基团，R3代表氢原子、C1-C6烷基或类似的基团，或者R1和—(CH2)nR2可以通过相邻的碳原子通过氮原子结合在一起形成一个螺环，其通式为（H）：其中，R41为氢、C1-C6烷基或类似的基团。该化合物对结核分枝杆菌、多药耐药结核分枝杆菌和非典型酸性快速细菌具有优异的杀菌作用。
• Optically active 2-allylcarboxylic acid derivative and process for producing the same
  申请人：Okuro Kazumi

  公开号：US20060223152A1

  公开（公告）日：2006-10-05

  The present invention provides a process for producing an optically active 2-allylcarboxylic acid derivative, which is useful as a pharmaceutical intermediate, from readily available and inexpensive starting materials by the process which can be practiced on a commercial scale in a simple and easy manner, and certain 2-allylcarboxamide derivatives, which are novel and important intermediates in that process. An N-allylcarboxamide derivative undergoes rearrangement reaction diastereoselectively in the presence of a base to give a 2-allylcarboxamide derivative, the resulting derivative is subjected to a carbamation reaction and solvolysis to give an optically active 2-allylcarboxylic acid ester, and then the ester obtained is stereoselectively hydrolyzed using an enzyme to produce 2-allylcarboxylic acid having a high optical purity. In addition, the present invention provides a 2-allylcarboxamide derivative compound which is a novel intermediate in the process of the present invention.

  本发明提供了一种生产光学活性2-烯丙基羧酸衍生物的方法，该衍生物可用作制药中间体，可从易得且廉价的起始材料中通过简单易行的工艺在商业规模上生产，并提供了一些2-烯丙基羧酰胺衍生物，这些衍生物是该过程中的新颖重要中间体。在碱的存在下，N-烯丙基羧酰胺衍生物经历了选择性地重排反应，得到2-烯丙基羧酰胺衍生物，所得衍生物经过碳酸化反应和溶剂解反应，得到光学活性的2-烯丙基羧酸酯，然后使用酶对所得酯进行立体选择性水解，制备具有高光学纯度的2-烯丙基羧酸。此外，本发明还提供了一种2-烯丙基羧酰胺衍生物化合物，该化合物是本发明过程中的新颖中间体。