(R)-[3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-4-methoxy-phenyl]-{(S)-2-[(2R,3R)-2-tert-butoxycarbonylamino-3-(tert-butyl-dimethyl-silanyloxy)-3-(4-fluoro-3-nitro-phenyl)-propionylamino]-3-cyano-propionylamino}-acetic acid tert-butyl ester

Base Information

Chemical Name:(R)-[3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-4-methoxy-phenyl]-{(S)-2-[(2R,3R)-2-tert-butoxycarbonylamino-3-(tert-butyl-dimethyl-silanyloxy)-3-(4-fluoro-3-nitro-phenyl)-propionylamino]-3-cyano-propionylamino}-acetic acid tert-butyl ester
CAS No.:192328-62-4
Molecular Formula:C₄₉H₈₀FN₅O₁₂Si₃
Molecular Weight:1034.46
Hs Code.:

(R)-[3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-4-methoxy-phenyl]-{(S)-2-[(2R,3R)-2-tert-butoxycarbonylamino-3-(tert-butyl-dimethyl-silanyloxy)-3-(4-fluoro-3-nitro-phenyl)-propionylamino]-3-cyano-propionylamino}-acetic acid tert-butyl ester

Synonyms:(R)-[3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-4-methoxy-phenyl]-{(S)-2-[(2R,3R)-2-tert-butoxycarbonylamino-3-(tert-butyl-dimethyl-silanyloxy)-3-(4-fluoro-3-nitro-phenyl)-propionylamino]-3-cyano-propionylamino}-acetic acid tert-butyl ester

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Chemical Property of (R)-[3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-4-methoxy-phenyl]-{(S)-2-[(2R,3R)-2-tert-butoxycarbonylamino-3-(tert-butyl-dimethyl-silanyloxy)-3-(4-fluoro-3-nitro-phenyl)-propionylamino]-3-cyano-propionylamino}-acetic acid tert-butyl ester

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Technology Process of (R)-[3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-4-methoxy-phenyl]-{(S)-2-[(2R,3R)-2-tert-butoxycarbonylamino-3-(tert-butyl-dimethyl-silanyloxy)-3-(4-fluoro-3-nitro-phenyl)-propionylamino]-3-cyano-propionylamino}-acetic acid tert-butyl ester

There total 11 articles about (R)-[3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-4-methoxy-phenyl]-{(S)-2-[(2R,3R)-2-tert-butoxycarbonylamino-3-(tert-butyl-dimethyl-silanyloxy)-3-(4-fluoro-3-nitro-phenyl)-propionylamino]-3-cyano-propionylamino}-acetic 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: 50.0%

: 69739-34-0
t-butyldimethylsiyl triflate

: 174146-56-6
(R)-{(S)-2-[(2R,3R)-2-tert-Butoxycarbonylamino-3-(4-fluoro-3-nitro-phenyl)-3-hydroxy-propionylamino]-3-cyano-propionylamino}-(3,5-dihydroxy-4-methoxy-phenyl)-acetic acid tert-butyl ester

: 192328-62-4
(R)-[3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-4-methoxy-phenyl]-{(S)-2-[(2R,3R)-2-tert-butoxycarbonylamino-3-(tert-butyl-dimethyl-silanyloxy)-3-(4-fluoro-3-nitro-phenyl)-propionylamino]-3-cyano-propionylamino}-acetic acid tert-butyl ester

Guidance literature:: With triethylamine; In dichloromethane; at 0 ℃; for 3h;
DOI:10.1021/jo970560p

Reference yield:

: 174146-51-1
tert-butyl (R)-(3,5-dihydroxy-4-methoxyphenyl)glycine

: 192328-62-4
(R)-[3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-4-methoxy-phenyl]-{(S)-2-[(2R,3R)-2-tert-butoxycarbonylamino-3-(tert-butyl-dimethyl-silanyloxy)-3-(4-fluoro-3-nitro-phenyl)-propionylamino]-3-cyano-propionylamino}-acetic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 84 percent / HOBt, EDCI / dimethylformamide / 14 h / 25 °C

2: 98 percent / H₂ / 10percent Pd-C / methanol / 4 h / 25 °C / 760 Torr

3: 65 percent / HOBt, EDCI / dimethylformamide / 14 h / 25 °C

4: 50 percent / Et₃N / CH₂Cl₂ / 3 h / 0 °C

With hydrogen; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; palladium on activated charcoal; In methanol; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1021/jo970560p

Reference yield:

: 192328-60-2
(R)-((S)-2-Benzyloxycarbonylamino-3-cyano-propionylamino)-(3,5-dihydroxy-4-methoxy-phenyl)-acetic acid tert-butyl ester

: 192328-62-4
(R)-[3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-4-methoxy-phenyl]-{(S)-2-[(2R,3R)-2-tert-butoxycarbonylamino-3-(tert-butyl-dimethyl-silanyloxy)-3-(4-fluoro-3-nitro-phenyl)-propionylamino]-3-cyano-propionylamino}-acetic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 98 percent / H₂ / 10percent Pd-C / methanol / 4 h / 25 °C / 760 Torr

2: 65 percent / HOBt, EDCI / dimethylformamide / 14 h / 25 °C

3: 50 percent / Et₃N / CH₂Cl₂ / 3 h / 0 °C

With hydrogen; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; palladium on activated charcoal; In methanol; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1021/jo970560p