摘要:
The total synthesis of semi-synthetic cyclic heptapeptide dihydro-WIN67689, a Substance P antagonist 70 times more potent than the naturally occurring cyclic peptide WIN66306, established the stereochemistry of the beta-OH group in the isoprenyltyrosine moiety in I-III as R. (C) 1999 Elsevier Science Ltd. All rights reserved.