SYNTHESIS OF 4,4-BIS(TRIFLUOROMETHYL)-1-OXABUTA-1,3-DIENES

被引：14

作者：

BURGER, K

HELMREICH, B

机构：

[1] Organisch‐Chemisches Institut, Technischen Universität München, Garching, W‐8046

来源：

JOURNAL FUR PRAKTISCHE CHEMIE-CHEMIKER-ZEITUNG | 1992年 / 334卷 / 03期

关键词：

D O I：

10.1002/prac.19923340304

中图分类号：

O69 [应用化学];

学科分类号：

081704 ;

摘要：

Silyl enol ethers (1) and hexafluoroacetone (2) react to give O-silylated aldol adducts 3 which, after desilylation with methanol/hydrochloric acid, are transformed into 4.4-bis(trifluoromethyl)-1-oxabuta-1,3-dienes (5) on treatment with trifluoroacetic acid anhydride/pyridine.

引用

页码：219 / 226

页数：8

共 27 条

[1]

BANKS RE, 1970, FLUOROCARBONS THEIR, pS93

[2]

BURGER K, 1984, CHEM ZTG, V108, P213

[3]

BURGER K, 1986, CHEM ZTG, V110, P83

[4] SYNTHESIS OF NATURALLY-OCCURRING AND SYNTHETIC AMINO-ACIDS .3. A SIMPLE ACCESS TO 2-SUBSTITUTED 3,3,3-TRIFLUOROALANINE DERIVATIVES [J].