{(R)-1-[(S)-2-(2-Amino-4,5,6,7-tetrahydro-benzothiazol-6-ylcarbamoyl)-pyrrolidine-1-carbonyl]-2,2-diphenyl-ethyl}-carbamic acid tert-butyl ester

Base Information

• Chemical Name: {(R)-1-[(S)-2-(2-Amino-4,5,6,7-tetrahydro-benzothiazol-6-ylcarbamoyl)-pyrrolidine-1-carbonyl]-2,2-diphenyl-ethyl}-carbamic acid tert-butyl ester
• CAS No.: 372982-57-5
• Molecular Formula: C₃₂H₃₉N₅O₄S
• Molecular Weight: 589.759
• Mol file: 372982-57-5.mol

Synonyms:{(R)-1-[(S)-2-(2-Amino-4,5,6,7-tetrahydro-benzothiazol-6-ylcarbamoyl)-pyrrolidine-1-carbonyl]-2,2-diphenyl-ethyl}-carbamic acid tert-butyl ester

Chemical Property of {(R)-1-[(S)-2-(2-Amino-4,5,6,7-tetrahydro-benzothiazol-6-ylcarbamoyl)-pyrrolidine-1-carbonyl]-2,2-diphenyl-ethyl}-carbamic acid tert-butyl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of {(R)-1-[(S)-2-(2-Amino-4,5,6,7-tetrahydro-benzothiazol-6-ylcarbamoyl)-pyrrolidine-1-carbonyl]-2,2-diphenyl-ethyl}-carbamic acid tert-butyl ester

There total 4 articles about {(R)-1-[(S)-2-(2-Amino-4,5,6,7-tetrahydro-benzothiazol-6-ylcarbamoyl)-pyrrolidine-1-carbonyl]-2,2-diphenyl-ethyl}-carbamic acid tert-butyl ester 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: 72.0%

N-(tert-butyloxycarbonyl)-D-3,3-diphenylalanyl-L-proline (138971-65-0) + (+/-)-2,6-diamino-4,5,6,7-tetrahydrobenzothiazole dihydrobromide (106006-81-9,104617-55-2) → {(R)-1-[(S)-2-(2-Amino-4,5,6,7-tetrahydro-benzothiazol-6-ylcarbamoyl)-pyrrolidine-1-carbonyl]-2,2-diphenyl-ethyl}-carbamic acid tert-butyl ester (372982-57-5)

Guidance literature:

With 4-methyl-morpholine; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; In N,N-dimethyl-formamide; at 20 ℃; pH=8;

DOI:10.1016/j.ejmech.2003.12.006

Reference yield:

N-(4-oxocyclohexyl)acetamide (27514-08-5) → {(R)-1-[(S)-2-(2-Amino-4,5,6,7-tetrahydro-benzothiazol-6-ylcarbamoyl)-pyrrolidine-1-carbonyl]-2,2-diphenyl-ethyl}-carbamic acid tert-butyl ester (372982-57-5)

Guidance literature:

Multi-step reaction with 4 steps

1: Br₂; AcOH / 1 h / 60 °C

2: AcOH / 1.5 h / Heating

3: HBr / H₂O / 24 h / Heating

4: 72 percent / 1-hydroxybenzotriazole; 1-(3-dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride; N-methylmorpholine / dimethylformamide / 20 °C / pH 8

With 4-methyl-morpholine; hydrogen bromide; bromine; benzotriazol-1-ol; acetic acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; In water; N,N-dimethyl-formamide; 2: Hantzsch thiazole synthesis;

DOI:10.1016/j.ejmech.2003.12.006

Reference yield:

N-(2-amino-4,5,6,7-tetrahydrobenzo[1,2-d]thiazol-6-yl)acetamide (106006-80-8,104617-51-8) → {(R)-1-[(S)-2-(2-Amino-4,5,6,7-tetrahydro-benzothiazol-6-ylcarbamoyl)-pyrrolidine-1-carbonyl]-2,2-diphenyl-ethyl}-carbamic acid tert-butyl ester (372982-57-5)

Guidance literature:

Multi-step reaction with 2 steps

1: HBr / H₂O / 24 h / Heating

2: 72 percent / 1-hydroxybenzotriazole; 1-(3-dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride; N-methylmorpholine / dimethylformamide / 20 °C / pH 8

With 4-methyl-morpholine; hydrogen bromide; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; In water; N,N-dimethyl-formamide;

DOI:10.1016/j.ejmech.2003.12.006

upstream raw materials:

N-(tert-butyloxycarbonyl)-D-3,3-diphenylalanyl-L-proline

(+/-)-2,6-diamino-4,5,6,7-tetrahydrobenzothiazole dihydrobromide

N-(4-oxocyclohexyl)acetamide

N-(2-amino-4,5,6,7-tetrahydrobenzo[1,2-d]thiazol-6-yl)acetamide