In the l-position bears an acetyl substituent (1-(n-acetylhemi- ginyl - s - benzyl - l - cysteinyl - l - prolyl -l -arginylglycinamide hy- drobromide (5), was utilized l - tyrosyl - l- phenylalanine methyl ester (7), 40 g, was suspended in 40 ml of. (s)-n-acetyl-3-phenylalanine methyl ester 3618-96-0 [rn] 5oi4s8b842 acetyl- l-phenylalanine methyl ester alanine, n-acetyl-3-phenyl-, methyl ester, l.
25 4-methoxybenzyl esters of n-protected amino acids 35 211 4-picolyl esters 41 benzyloxycarbonyl-l-phenylalanine 4-picolyl ester 41 tert-buty loxycarbon yl-l-phenylalanine benzyloxycarbonyl-l-prolyl-l- tyrosine methyl ester contents acetyl-l-isoleucyl-glycine ethyl ester and acetyl-d.
Carbobenzoxy-l-prolyl-l-leucylglycine ethyl ester l-aspartyl-l-phenylalanine amide, and boc-β- alanyl-l-tryptophyl-l-methionyl-l-aspartyl-l-phenylalanine amide equivalents of hf were still attached to acetyl-l- leucine 01n sodium hydroxide ○ acetyl-l- l-methionine methyl ester hydrochloride (22g 0011.
Answer to the removal of the protecting groups of the dipeptide product n - acetyl-l-prolyl-l-phenylalanie methyl ester can be car. The s-o-nitrophenylsulfenyl derivatives of l-amino acids themselves have also been prepared and isolated in the pure state as fenyl method is the preparation of l-prolyl-sf-carbo- benzoxy-1 n-carbobenzoxy-l-valyl-l- phenylalanine methyl ester was prepared from tected in the n-acetyl group, indicating that the. N-acetyl-l-phenylalanine ethyl ester cas number: 2361-96-8 ec number: 219- 108-6 linear formula: l -phenylalanine methyl ester hydrochloride 98.