4-((S)-2-Benzyloxycarbonyl-2-benzyloxycarbonylamino-ethyl)-benzoic acid tert-butyl ester

Base Information

Chemical Name:4-((S)-2-Benzyloxycarbonyl-2-benzyloxycarbonylamino-ethyl)-benzoic acid tert-butyl ester
CAS No.:183070-43-1
Molecular Formula:C₂₉H₃₁NO₆
Molecular Weight:489.568
Hs Code.:

Synonyms:4-((S)-2-Benzyloxycarbonyl-2-benzyloxycarbonylamino-ethyl)-benzoic acid tert-butyl ester

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Chemical Property of 4-((S)-2-Benzyloxycarbonyl-2-benzyloxycarbonylamino-ethyl)-benzoic acid tert-butyl ester

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Technology Process of 4-((S)-2-Benzyloxycarbonyl-2-benzyloxycarbonylamino-ethyl)-benzoic acid tert-butyl ester

There total 4 articles about 4-((S)-2-Benzyloxycarbonyl-2-benzyloxycarbonylamino-ethyl)-benzoic 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: 80.0%

: 98946-18-0
tert-Butyl 2,2,2-trichloroacetimidate

: 183070-42-0
4-((S)-2-Benzyloxycarbonyl-2-benzyloxycarbonylamino-ethyl)-benzoic acid

: 183070-43-1
4-((S)-2-Benzyloxycarbonyl-2-benzyloxycarbonylamino-ethyl)-benzoic acid tert-butyl ester

Guidance literature:: With boron trifluoride diethyl etherate; In dichloromethane; cyclohexane; for 3h; Ambient temperature;
DOI:10.1016/S0040-4039(96)01490-6

Reference yield:

: 5513-40-6
benzyl N-carbobenzyloxy-L-tyrosine

: 183070-43-1
4-((S)-2-Benzyloxycarbonyl-2-benzyloxycarbonylamino-ethyl)-benzoic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 75 percent / 2,6-lutidine / CH₂Cl₂ / -40 °C

2: 89 percent / AcOK, 1,1'-bis(diphenylphosphino)ferrocene / Pd(OAc)2 / dimethylformamide / 3 h / 60 °C

3: 80 percent / BF₃*Et₂O / CH₂Cl₂; cyclohexane / 3 h / Ambient temperature

With 2,6-dimethylpyridine; 1,1'-bis-(diphenylphosphino)ferrocene; boron trifluoride diethyl etherate; potassium acetate; palladium diacetate; In dichloromethane; cyclohexane; N,N-dimethyl-formamide;
DOI:10.1016/S0040-4039(96)01490-6

Reference yield:

: 100-39-0
benzyl bromide

: 183070-43-1
4-((S)-2-Benzyloxycarbonyl-2-benzyloxycarbonylamino-ethyl)-benzoic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 95 percent / Cs₂CO₃ / methanol; H₂O; dimethylformamide

2: 75 percent / 2,6-lutidine / CH₂Cl₂ / -40 °C

3: 89 percent / AcOK, 1,1'-bis(diphenylphosphino)ferrocene / Pd(OAc)2 / dimethylformamide / 3 h / 60 °C

4: 80 percent / BF₃*Et₂O / CH₂Cl₂; cyclohexane / 3 h / Ambient temperature

With 2,6-dimethylpyridine; 1,1'-bis-(diphenylphosphino)ferrocene; boron trifluoride diethyl etherate; potassium acetate; caesium carbonate; palladium diacetate; In methanol; dichloromethane; cyclohexane; water; N,N-dimethyl-formamide;
DOI:10.1016/S0040-4039(96)01490-6