Borontribromide was used as a brominating agent for the conversion of alcohols to bromides. Tertiary alcohols were more reactive than secondary alcohols which were more reactive than primary alcohols.
三溴化硼用作溴化剂,用于将醇转化为溴化物。叔醇比仲醇具有更高的反应性,仲醇比伯醇具有更高的反应性。
CEKOVIC, Z.;CVETKOVIC, M., TETRAHEDRON LETT., 1982, 23, N 37, 3791-3794
作者:CEKOVIC, Z.、CVETKOVIC, M.
DOI:——
日期:——
CARRIER-LINKED CARBAMATE PRODRUG LINKERS
申请人:Ascendis Pharma A/S
公开号:EP2525831B1
公开(公告)日:2019-05-15
US9561285B2
申请人:——
公开号:US9561285B2
公开(公告)日:2017-02-07
[EN] CARRIER-LINKED CARBAMATE PRODRUG LINKERS<br/>[FR] LIEURS DE PRÉCURSEURS À BASE DE CARBAMATES LIÉS À DES SUPPORTS
申请人:ASCENDIS PHARMA AS
公开号:WO2011089214A1
公开(公告)日:2011-07-28
The present invention relates to a prodrug or a pharmaceutically acceptable salt thereof, comprising a drug linker conjugate D-L, wherein D being a biologically active moiety containing an aromatic hydroxyl group is conjugated to one or more polymeric carriers via secondary carbamate-containing linkers L. Such carrier-linked prodrugs achieve drug releases with therapeutically useful half-lives. The invention also relates to pharmaceutical compositions comprising said prodrugs and their use as medicaments.