3,3-dimethoxy-2-phenyl-propionic acid methyl ester | 59845-64-6

• 分子结构分类: 有机化合物
• 英文名称: 3,3-dimethoxy-2-phenyl-propionic acid methyl ester
• 英文别名: β.β-Dimethoxy-α-phenyl-propionsaeuremethylester；3,3-Dimethoxy-2-phenyl-propionsaeure-methylester；α-(Dimethoxymethyl)-phenylessigsaeuremethylester；Methyl 3,3-dimethoxy-2-phenylpropanoate
• CAS: 59845-64-6
• 化学式: C₁₂H₁₆O₄
• 分子量: 224.257
• InChiKey: DABMKFBUFJHSKF-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  1.6
• 重原子数：
  16
• 可旋转键数：
  6
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.42
• 拓扑面积：
  44.8
• 氢给体数：
  0
• 氢受体数：
  4

反应信息

• 作为产物：
  描述：

  methyl (Z)-3-(tert-butylamino)-2-phenylprop-2-enoate 以57%的产率得到
  参考文献：
  名称：

  OKANO, KOHJI;MORIMOTO, TOSHIAKI;SEKIYA, MINORU, J. CHEM. SOC. CHEM. COMMUN., 1985, N 3, 119-120

  摘要：

  DOI：

文献信息

• Novel α-formylation of α,α-disubstituted esters. Trimethylsilyl trifluoromethanesulphonate-catalysed reaction of ketene silyl acetals with N-t-butylformimidoyl cyanide
  作者：Kohji Okano、Toshiaki Morimoto、Minoru Sekiya

  DOI：10.1039/c39850000119

  日期：——

  General α-formylation of α,α-disubstituted methyl acetates can be achieved by the reaction of ketene silyl acetals (1) with N-t-butylformimidoyl cyanide (2) in the presence of trimethylsilyl trifluoromethanesulphonate (3) as catalyst followed by hydrolysis of the products (4) and/or (5) with copper(II) acetate or hydrogen chloride in aqueous methanol.

  在三甲基甲硅烷基三氟甲磺酸酯（3）存在下，乙烯酮甲硅烷基缩醛（1）与N-叔丁基甲酰亚胺基氰化物（2）反应，可实现α，α-二取代乙酸甲酯的一般α-甲酰化反应。产物（4）和/或（5）与乙酸铜（II）或氯化氢在甲醇水溶液中的混合物。
• Methods for Preparing Azoxystrobin and Intermediate Thereof
  申请人：NUTRICHEM COMPANY LIMITED

  公开号：US20160200687A1

  公开（公告）日：2016-07-14

  The present invention discloses a method for preparing azoxystrobin intermediates represented by formulae (1) and (2), comprising: controlling a compound represented by formula (3) to contact with sodium methoxide and 4,6-dichloropyrimidine, to obtain a mixture of intermediates represented by formulae (1) and (2), in the existence of a catalyst, the catalyst is an azabicyclic compound or its salt. The present invention further discloses a method for preparing azoxystrobin, comprising: controlling the intermediate represented by formula (2) provided in the present invention to react with 2-cyanophenol or its salt under the catalytic action of an azabicyclic compound or its salt, to obtain an azoxystrobin compound represented by formula (4). The method provided in the present invention has advantages including high transformation ratio, high product purity, easy and convenient operation, and environmental friendliness.

  本发明揭示了一种制备由式（1）和（2）表示的阿托霉唑中间体的方法，包括：控制由式（3）表示的化合物与甲氧基钠和4,6-二氯嘧啶接触，以在存在催化剂的情况下获得由式（1）和（2）表示的中间体的混合物，其中催化剂为吡啶环化合物或其盐。本发明还揭示了一种制备阿托霉唑的方法，包括：控制本发明提供的由式（2）表示的中间体，在吡啶环化合物或其盐的催化作用下与2-氰基苯酚反应，以获得由式（4）表示的阿托霉唑化合物。本发明提供的方法具有高转化率、高产品纯度、操作简便方便和环保友好等优点。
• Health Risks of Cigar Smoking
  作者：M. P. Stany

  DOI：10.1001/jama.284.18.2320

  日期：2000.11.8
• METHOD FOR PREPARING AZOXYSTROBIN AND ITS INTERMEDIATES
  申请人：Nutrichem Company Limited

  公开号：US20180141918A1

  公开（公告）日：2018-05-24

  The present invention discloses a method for preparing azoxystrobin intermediates represented by formulae (1) and (2), comprising: controlling a compound represented by formula (3) to contact with sodium methoxide and 4,6-dichloropyrimidine, to obtain a mixture of intermediates represented by formulae (1) and (2), in the existence of a catalyst, the catalyst is an azabicyclic compound or its salt. The present invention further discloses a method for preparing azoxystrobin, comprising: controlling the intermediate represented by formula (2) provided in the present invention to react with 2-cyanophenol or its salt under the catalytic action of an azabicyclic compound or its salt, to obtain an azoxystrobin compound represented by formula (4). The method provided in the present invention has advantages including high transformation ratio, high product purity, easy and convenient operation, and environmental friendliness.
• US9920015B2
  申请人：——

  公开号：US9920015B2

  公开（公告）日：2018-03-20