(S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-phenyl]-propionylamino}-propionic acid tert-butyl ester

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Chemical Name:(S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-phenyl]-propionylamino}-propionic acid tert-butyl ester
CAS No.:127462-50-4
Molecular Formula:C₃₁H₅₃N₃O₇Si
Molecular Weight:607.863
Hs Code.:

(S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-phenyl]-propionylamino}-propionic acid tert-butyl ester

Synonyms:(S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-phenyl]-propionylamino}-propionic acid tert-butyl ester

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Chemical Property of (S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-phenyl]-propionylamino}-propionic acid tert-butyl ester

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Technology Process of (S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-phenyl]-propionylamino}-propionic acid tert-butyl ester

There total 8 articles about (S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-phenyl]-propionylamino}-propionic 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: 82.8%

: 13404-22-3
tert-butyl L-alaninate hydrochloride

: 129439-64-1
(S)-2-[((R)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-phenyl]-propionic acid

: 127462-50-4
(S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-phenyl]-propionylamino}-propionic acid tert-butyl ester

Guidance literature:: With 4-methyl-morpholine; benzotriazol-1-ol; dicyclohexyl-carbodiimide; In dichloromethane; at 0 ℃; for 5h;

Reference yield:

: 42406-77-9
L-tyrosine benzyl ester

: 127462-50-4
(S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-phenyl]-propionylamino}-propionic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 7 steps

1: 91.2 percent / Et₃N / dioxane; H₂O / 24 h / Ambient temperature

2: 93.3 percent / imidazole / dimethylformamide / 7 h / Ambient temperature

3: 82 percent / NaH / dimethylformamide / 3 h

4: 84.9 percent / TFA / CH₂Cl₂ / 4 h / 0 °C

5: 91 percent / Et₃N / CH₂Cl₂ / 10 h / Ambient temperature

6: 86.4 percent / H₂ / 10percent Pd-C / ethanol / 15 h

7: 82.8 percent / N-methylmorpholine, DCC, HOBT / CH₂Cl₂ / 5 h / 0 °C

With 4-methyl-morpholine; 1H-imidazole; hydrogen; sodium hydride; benzotriazol-1-ol; triethylamine; dicyclohexyl-carbodiimide; trifluoroacetic acid; palladium on activated charcoal; In 1,4-dioxane; ethanol; dichloromethane; water; N,N-dimethyl-formamide;

Reference yield:

: 19391-35-6
N-tert-butoxycarbonyl-L-tyrosine benzyl ester

: 127462-50-4
(S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-phenyl]-propionylamino}-propionic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 6 steps

1: 93.3 percent / imidazole / dimethylformamide / 7 h / Ambient temperature

2: 82 percent / NaH / dimethylformamide / 3 h

3: 84.9 percent / TFA / CH₂Cl₂ / 4 h / 0 °C

4: 91 percent / Et₃N / CH₂Cl₂ / 10 h / Ambient temperature

5: 86.4 percent / H₂ / 10percent Pd-C / ethanol / 15 h

6: 82.8 percent / N-methylmorpholine, DCC, HOBT / CH₂Cl₂ / 5 h / 0 °C

With 4-methyl-morpholine; 1H-imidazole; hydrogen; sodium hydride; benzotriazol-1-ol; triethylamine; dicyclohexyl-carbodiimide; trifluoroacetic acid; palladium on activated charcoal; In ethanol; dichloromethane; N,N-dimethyl-formamide;