文献类型：专利

英文题名：Novel branched 1,4-pyrane for preparation of electroluminescent display, is new

作者：ZHU W;PI Y;LIU B;TIAN H;ZHANG H;LIU J

机构：[1]UNIV EAST CHINA SCI & TECHNOLOGY;[2]UNIV EAST CHINA SCI & TECHNOLOGY;[3]SHANGHAI JECO PIGMENT CO LTD

申请号：CN100569768-C

公开日：2009-12-16

语种：英文

收录：DERWENT

摘要：NOVELTY - A novel branched 1,4-pyrane (I) is new. USE - Novel branched 1,4-pyrane is used for preparation of electroluminescent display (claimed). ADVANTAGE - The branched 1,4-pyrane is manufactured efficiently in high yield, and has excellent luminous efficiency. DETAILED DESCRIPTION - A novel branched 1,4-pyrane of formula (I) is new. R1,R2=tertiary butyl or 4-p-tolyl-7-vinyl-1,2,3,3a,4,8b-hexahydro-cyclopenta( beta )indole radical of formula (II);and R3=H, 1,6C alkyl or 1-6C alkoxy.