The invention relates to novel 3-substituted morphines having the formul a: <IMG> wherein R1 is isobutyryl or pivalyl, R2 is hydrogen and R3 is methyl. The compounds of the invention are useful as analgesics.
申请公布号
CA2412554(C)
申请公布日期
2006.10.31
申请号
CA19922412554
申请日期
1992.08.04
申请人
SALFORD ULTRAFINE CHEMICALS AND RESEARCH LIMITED
发明人
CARTER, NEIL EDWARD;MAYALARP, STEPHEN PATRICK;BROWN, RICHARD TALBOT;LUMBARD, KEITH WILLIAM;SCHEINMANN, FEODOR
