APPLICATIONS OF PHASE-TRANSFER CATALYSIS .58. IMPROVED PREPARATION OF POLYISOPROPYL AND POLY-TERT-BUTYLCYCLOPENTADIENES

被引：35

作者：

DEHMLOW, EV

BOLLMANN, C

机构：

来源：

ZEITSCHRIFT FUR NATURFORSCHUNG SECTION B-A JOURNAL OF CHEMICAL SCIENCES | 1993年 / 48卷 / 04期

关键词：

PHASE TRANSFER CATALYSIS; POTASSIUM HYDROXIDE; SODIUM HYDRIDE;

D O I：

10.1515/znb-1993-0410

中图分类号：

O61 [无机化学];

学科分类号：

070301 ; 081704 ;

摘要：

Phase transfer catalytic isopropylation or tert-butylation of cyclopentadiene yields 1-6 in efficient one-pot procedures. Powdered potassium hydroxide or solid sodium hydride are the prefered bases, Aliquat 336 or dibenzo-18-crown-6 are the PT catalysts.

引用

页码：457 / 460

页数：4

共 11 条

[1]

DEHMLOW EV, 1991, TETRAHEDRON LETT, V33, P5773

[2] 2-PHASE REACTIONS IN CHEMISTRY OF CARBANIONS AND HALOCARBENES - USEFUL TOOL IN ORGANIC SYNTHESIS [J].