应用化学 ›› 1990, Vol. 0 ›› Issue (4): 78-81.

• 研究简报 • 上一篇    下一篇

3-乙酰基-6-甲基-二氢吡喃-2.4-(3H)-二酮的晶体结构

单书香1, 龚德成1, 曹英1, 周宗华1, 毛治华1, 洪洲2   

  1. 1. 四川大学化学系 成都 610064;
    2. 四川大学分析测试中心 成都
  • 收稿日期:1989-07-28 修回日期:1990-01-06 出版日期:1990-08-10 发布日期:1990-08-10

CRYSTAL STRUCTURE OF 3-ACETYL-6-METHYL-2H-PYRAN-2,4-(3H)-DIONE

Shan Shuxiang1, Gong Decheng1, Cao Ying1, Zhou Zonghua1, Mao Zhihua1, Hong Zhou2   

  1. 1. Department of Chemistry, Sichuan University, Chengdu, 610064;
    2. Center of Analysis and Measurement, Sichuan University, Chengdu
  • Received:1989-07-28 Revised:1990-01-06 Published:1990-08-10 Online:1990-08-10

摘要: 3-乙酰基-6-甲基-二氢吡喃-2,4-(3H)-二酮,简称脱氢醋酸(缩写DHA),是一种有机中间体,也是一种优良的增塑剂。由于具有抗菌性,DHA及其衍生物已被广泛用于防毒和防腐。对它的合成方法、物理化学性质已有不少报道。本文报道DHA的晶体结构,并据此对其若干化学性质进行了讨论。

关键词: 脱氢醋酸, 晶体结构, 防毒剂, 防腐剂, x-射线衍射分析

Abstract: The crystal structure of the title compound was determined by X-ray diffractometry. Thecompound crystallizes in monoclinic space group P21, Z = 4, with lattice parameters a = 4.429Å,b = 18,726Å, c = 9.588Å,β = 102.63Å, V = 776.0Å3 and Dc = 1.439g/cm3. Final R = 0.0459.

Key words: dehydracetic acid, crystal structure, antienzyme