isopropyl (3-(3-methoxyphenyl)-2-propynyl)oxycarbamate | 1287768-88-0

• 分子结构分类: 有机化合物 - 苯类化合物 - 苯酚醚
• 英文名称: isopropyl (3-(3-methoxyphenyl)-2-propynyl)oxycarbamate
• 英文别名: propan-2-yl N-[3-(3-methoxyphenyl)prop-2-ynoxy]carbamate
• CAS: 1287768-88-0
• 化学式: C₁₄H₁₇NO₄
• 分子量: 263.293
• InChiKey: UPWWJGMWOJYYJG-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  2.7
• 重原子数：
  19
• 可旋转键数：
  6
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.36
• 拓扑面积：
  56.8
• 氢给体数：
  1
• 氢受体数：
  4

反应信息

• 作为反应物：
  描述：

  isopropyl (3-(3-methoxyphenyl)-2-propynyl)oxycarbamate 在 N-碘代丁二酰亚胺 、 三氟化硼乙醚 作用下， 以 二氯甲烷 为溶剂， 反应 0.25h， 以58%的产率得到4-iodo-3-(3-methoxylphenyl)isoxazole
  参考文献：
  名称：

  Iodocyclization of Hydroxylamine Derivatives Based on the Control of Oxidative Aromatization Leading to 2,5-Dihydroisoxazoles and Isoxazoles

  摘要：

  An efficient method for the synthesis of 2,5-dihydroisoxazoles and isoxazoles using iodocyclization of N-alkoxycarbonyl O-propargylic hydroxylamines has been developed. 2,5-Dihydro-4-iodoisoxazole underwent the cross-coupling reactions without aromatization to afford polyfunctionalized 2,5-dihydroisoxazoles. This process was applied to the preparation of valdecoxib and its 2,5-dihydro-derivative.

  DOI：

  10.1021/jo200407b
• 作为产物：
  描述：

  3-(3-甲氧基苯基)-2-丙炔-1-醇 在 溴 、 碳酸氢钠 、 一水合肼 、 1,8-二氮杂双环[5.4.0]十一碳-7-烯 、 三苯基膦 作用下， 以 1,4-二氧六环 、 甲醇 、 二氯甲烷 、 水 、 N,N-二甲基甲酰胺 为溶剂， 反应 1.5h， 生成 isopropyl (3-(3-methoxyphenyl)-2-propynyl)oxycarbamate
  参考文献：
  名称：

  Iodocyclization of Hydroxylamine Derivatives Based on the Control of Oxidative Aromatization Leading to 2,5-Dihydroisoxazoles and Isoxazoles

  摘要：

  An efficient method for the synthesis of 2,5-dihydroisoxazoles and isoxazoles using iodocyclization of N-alkoxycarbonyl O-propargylic hydroxylamines has been developed. 2,5-Dihydro-4-iodoisoxazole underwent the cross-coupling reactions without aromatization to afford polyfunctionalized 2,5-dihydroisoxazoles. This process was applied to the preparation of valdecoxib and its 2,5-dihydro-derivative.

  DOI：

  10.1021/jo200407b

文献信息

• Iodocyclization of Hydroxylamine Derivatives Based on the Control of Oxidative Aromatization Leading to 2,5-Dihydroisoxazoles and Isoxazoles
  作者：Takashi Okitsu、Kana Sato、Taterao M. Potewar、Akimori Wada

  DOI：10.1021/jo200407b

  日期：2011.5.6

  An efficient method for the synthesis of 2,5-dihydroisoxazoles and isoxazoles using iodocyclization of N-alkoxycarbonyl O-propargylic hydroxylamines has been developed. 2,5-Dihydro-4-iodoisoxazole underwent the cross-coupling reactions without aromatization to afford polyfunctionalized 2,5-dihydroisoxazoles. This process was applied to the preparation of valdecoxib and its 2,5-dihydro-derivative.