554418-87-0Relevant articles and documents
PROCESS FOR PRODUCTION OF PHENYLALANINE DERIVATIVES HAVING QUINAZOLINEDIONE SKELETONS AND INTERMEDIATES FOR THE PRODUCTION
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Page/Page column 35; 36, (2009/10/01)
A method for preparing a phenylalanine derivative having a quinazoline-dione ring represented by the following formula (1) or a pharmaceutically acceptable salt thereof, comprising the following steps (a), (b) and (c): (a) reacting an acyl phenylalanine d