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有机化学
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有机化学 ›› 1991, Vol. 11 ›› Issue (4): 393-396. 上一篇    下一篇

研究论文

相转移催化(PTC)合成β-[2'-降冰片-5'-烯]α,β不饱和酮、醛类

曾春民;顾惠娟;王志勤   

  1. 中国科学院上海有机化学研究所
  • 发布日期:1991-08-25

Study on the Synthesis of β-(2'-norbornene-5'-yl) α,β-unsaturated ketones and aldehydes in the presence of phase transfer catalyst (PTC)

ZENG CHUNMIN;GU HUIJUAN;WANG ZHIQIN   

  • Published:1991-08-25

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某些α,β不饱和酮, 醛类化合物具有浓郁的果香, 木香味, 广泛存在于天然的精油, 水果, 蔬菜中, 也是重要的有机合成中间体。β-[2'-降冰片-5'-烯]α,β不饱和酮醛类具有特殊的香韵气息, 可和在化妆品, 烟草, 洗涤剂中。该化合物可用环戊二烯和亲二烯体进行Diels-Alder反应, 再用Claisen-Schmidt反应来合成。本文报道了用相转移催化法合成β-[2'-降冰片-5'-烯]α,β不饱和酮、醛类, 并获得较好的效果。

关键词: 合成, 聚二醇, 不饱和醛, 冠式化合物, 醚, 酮, 相转移催化, 胺盐, 不饱和化合物

Syntheses of b-(2'-norbornen-5'-yl) a,b-unsatd. ketones and aldehydes by the condensation of 5-norbornene-2-carboxaldehyde with appropriate aliphatic ketones and aldehydes in the presence of PTC have been studied. 18-Crown-6, quaternary ammonium salts, and PEG showed good catalytic activity.

Key words: CROWN ETHER COMPOUNDS, SYNTHESIS, ETHER, POLYGLYCOLS, UNSATURATED ALDEHYDE, KETONE, PHASE TRANSFER CATALYSIS, AMINE SALT, UNSATURATED COMPOUND

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