| Literature DB >> 7243625 |
Abstract
A p-methylbenzhydrylamine-resin, alpha-(p-tolyl)-amino-aminomethyl-functionalized copoly(styrene-1%-dvinylbenzene), was prepared for the improved solid-phase synthesis of peptide alpha-carboxamides. Following a Friedel-Crafts acylation of polymer beads, the resulting ketone resin was reductively aminated via the Leuckart reaction. A comparison of the relative acid stability of the p-methylbenzhydrylamine-(MBHA)-, benzhydrylamine (BHA)- and alpha-phenyethylamine-resins indicated that the p-methylbenzhydrylamine-resin provided the best yields of the model peptide carboxamides.Entities:
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Year: 1981 PMID: 7243625 DOI: 10.1016/s0196-9781(81)80010-1
Source DB: PubMed Journal: Peptides ISSN: 0196-9781 Impact factor: 3.750