(2R,4S)-2-[(S)-2-(2-{(R)-2-[(S)-2-Benzyloxycarbonylamino-3-(4-benzyloxy-phenyl)-propionylamino]-propionylamino}-acetylamino)-3-phenyl-propionylamino]-5,5,5-trifluoro-4-methyl-pentanoic acid

Base Information

• Chemical Name: (2R,4S)-2-[(S)-2-(2-{(R)-2-[(S)-2-Benzyloxycarbonylamino-3-(4-benzyloxy-phenyl)-propionylamino]-propionylamino}-acetylamino)-3-phenyl-propionylamino]-5,5,5-trifluoro-4-methyl-pentanoic acid
• CAS No.: 1026057-23-7
• Molecular Formula: C₄₄H₄₈F₃N₅O₉
• Molecular Weight: 847.888
• Mol file: 1026057-23-7.mol

Synonyms:

Chemical Property of (2R,4S)-2-[(S)-2-(2-{(R)-2-[(S)-2-Benzyloxycarbonylamino-3-(4-benzyloxy-phenyl)-propionylamino]-propionylamino}-acetylamino)-3-phenyl-propionylamino]-5,5,5-trifluoro-4-methyl-pentanoic acid

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (2R,4S)-2-[(S)-2-(2-{(R)-2-[(S)-2-Benzyloxycarbonylamino-3-(4-benzyloxy-phenyl)-propionylamino]-propionylamino}-acetylamino)-3-phenyl-propionylamino]-5,5,5-trifluoro-4-methyl-pentanoic acid

There total 2 articles about (2R,4S)-2-[(S)-2-(2-{(R)-2-[(S)-2-Benzyloxycarbonylamino-3-(4-benzyloxy-phenyl)-propionylamino]-propionylamino}-acetylamino)-3-phenyl-propionylamino]-5,5,5-trifluoro-4-methyl-pentanoic acid 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:

Z-Tyr(Bzl)-D-Ala-Gly-Phe-OMe → (2R,4S)-2-[(S)-2-(2-{(R)-2-[(S)-2-Benzyloxycarbonylamino-3-(4-benzyloxy-phenyl)-propionylamino]-propionylamino}-acetylamino)-3-phenyl-propionylamino]-5,5,5-trifluoro-4-methyl-pentanoic acid (1026057-23-7)

Guidance literature:

Multi-step reaction with 2 steps

1: 78 percent / NH₂NH₂*H₂O / methanol

2: 1.) isoamyl nitrite, 6N HCl, 2.) Et₃N / 1.) DMF, dioxane, -10 deg C, 10 min, 2.) DMF, dioxane, H₂O, 20 h

With hydrogenchloride; hydrazine hydrate; triethylamine; isopentyl nitrite; In methanol;

DOI:10.1248/cpb.42.1658

Reference yield:

(2R,4S)-2-amino-5,5,5-trifluoro-4-methylpentanoic acid (109719-09-7) + Z-Tyr(Bzl)-D-Ala-Gly-Phe-NH-NH2 (161330-33-2) → (2R,4S)-2-[(S)-2-(2-{(R)-2-[(S)-2-Benzyloxycarbonylamino-3-(4-benzyloxy-phenyl)-propionylamino]-propionylamino}-acetylamino)-3-phenyl-propionylamino]-5,5,5-trifluoro-4-methyl-pentanoic acid (1026057-23-7)

Guidance literature:

With hydrogenchloride; triethylamine; isopentyl nitrite; Multistep reaction; 1.) DMF, dioxane, -10 deg C, 10 min, 2.) DMF, dioxane, H₂O, 20 h;

DOI:10.1248/cpb.42.1658

Reference yield:

(2R,4S)-2-[(S)-2-(2-{(R)-2-[(S)-2-Benzyloxycarbonylamino-3-(4-benzyloxy-phenyl)-propionylamino]-propionylamino}-acetylamino)-3-phenyl-propionylamino]-5,5,5-trifluoro-4-methyl-pentanoic acid (1026057-23-7) → H-Tyr-D-Ala-Gly-Phe-Leu(F3)(2R,4S)-OH

Guidance literature:

With hydrogen; palladium; In methanol; Yield given;

DOI:10.1248/cpb.42.1658

upstream raw materials:

(2R,4S)-2-amino-5,5,5-trifluoro-4-methylpentanoic acid

Z-Tyr(Bzl)-D-Ala-Gly-Phe-NH-NH₂