L-Leucine,D-tyrosyl-D-alanylglycyl-L-phenylalanyl- (9CI)

Base Information

• Chemical Name: L-Leucine,D-tyrosyl-D-alanylglycyl-L-phenylalanyl- (9CI)
• CAS No.: 64963-05-9
• Molecular Formula: C₂₉H₃₉N₅O₇
• Molecular Weight: 569.658

Synonyms:L-Leucine,N-[N-[N-(N-D-tyrosyl-D-alanyl)glycyl]-L-phenylalanyl]-; BW 227C;D-Tyr-D-Ala-Gly-Phe-Leu

Chemical Property of L-Leucine,D-tyrosyl-D-alanylglycyl-L-phenylalanyl- (9CI)

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of L-Leucine,D-tyrosyl-D-alanylglycyl-L-phenylalanyl- (9CI)

There total 12 articles about L-Leucine,D-tyrosyl-D-alanylglycyl-L-phenylalanyl- (9CI) which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 94.0%

H-L-Tyr(Mpt)-D-Ala-Gly-L-Phe-L-Leu-OH → D-Ala2-Leu5-enkephalin (60284-47-1,63631-40-3,64963-01-5,64963-05-9,64963-08-2,64975-66-2)

Guidance literature:

With sodium hydroxide; In methanol; at 0 ℃;

DOI:10.1246/bcsj.55.204

Reference yield: 47.0%

Nα-(tert-butoxycarbonyl)-2,Leu5>enkephalin (73965-71-6) → D-Ala2-Leu5-enkephalin (60284-47-1,63631-40-3,64963-01-5,64963-05-9,64963-08-2,64975-66-2)

Guidance literature:

With methoxybenzene; trifluoroacetic acid;

DOI:10.1021/jm00373a004

Reference yield:

(S)-2-[(S)-2-(2-{(R)-2-[(S)-2-Benzyloxycarbonylamino-3-(4-benzyloxy-phenyl)-propionylamino]-propionylamino}-acetylamino)-3-phenyl-propionylamino]-4-methyl-pentanoic acid benzyl ester → D-Ala2-Leu5-enkephalin (60284-47-1,63631-40-3,64963-01-5,64963-05-9,64963-08-2,64975-66-2)

Guidance literature:

With hydrogen; acetic acid; palladium on activated charcoal; In tetrahydrofuran;

DOI:10.1248/cpb.45.1782

upstream raw materials:

2,4,5-didehydro-L-Leu⁵>Leu-enkephalin

N^α-(tert-butoxycarbonyl)-2,Leu⁵>enkephalin

N-benzyloxycarbonyl-O-benzyl-L-tyrosine

{(R)-2-[(S)-2-Benzyloxycarbonylamino-3-(4-benzyloxy-phenyl)-propionylamino]-propionylamino}-acetic acid methyl ester

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