有机化学 ›› 1993, Vol. 13 ›› Issue (3): 269-272. 上一篇    下一篇

研究论文

α-(2-苯并噻唑氧基)烃基膦酸酯的合成性质和生物活性

贺红武;洪霞;万树青;刘钊杰   

  1. 华中师范大学有机合成研究所
  • 发布日期:1993-06-25

Synthesis properties and biological activity of α-(benzothiazol-2-yl- oxy)alkane phosphonates

HE HONGWU;HONG XIA;WAN SHUQING;LIU ZHAOJIE   

  • Published:1993-06-25

为探索α-芳(杂 环)磷酸衍生物的生物活性,寻求含磷农药的新母体,合成了十六个未见文献报道的α-(苯并噻唑-2-氧代)烃基膦酸衍生物,所有化合物的结构均IR,HNMR, 元素分析等确证,并对生物活性进行了初步的研究.

关键词: 生物活性, 膦酸酯类, 除草剂, 有机磷除草剂, 苯并噻唑 P

Treating 2-chlorobenzothiazole with HOCR2R3P(O)(OR1) (R1 = Me, Et, Pr; R2 = H, Me, Et, CCl3, Ph; R3 = H, Me), KI, Bu4N+Br- and 40% KOH at 70-80?for 2 h gave 42-87% title compounds I. I (R1 = Et, R2 = Me, R3 = H) at 0.5 ppm showed plant growth stimulating activity.

Key words: PHOSPHONIC ACID ESTER, BIOLOGICAL ACTIVITY, HERBICIDES, ORGANOPHOSPHORUS HERBICIDES, BENZOTHIAZOLE P

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