2-(benzhydrylidene-amino)-3-(3,4-bis-benzyloxy-phenyl)-propionic acid tert-butyl ester

Base Information

• Chemical Name: 2-(benzhydrylidene-amino)-3-(3,4-bis-benzyloxy-phenyl)-propionic acid tert-butyl ester
• CAS No.: 479617-95-3
• Molecular Formula: C₄₀H₃₉NO₄
• Molecular Weight: 597.754
• Mol file: 479617-95-3.mol

Synonyms:2-(benzhydrylidene-amino)-3-(3,4-bis-benzyloxy-phenyl)-propionic acid tert-butyl ester

Chemical Property of 2-(benzhydrylidene-amino)-3-(3,4-bis-benzyloxy-phenyl)-propionic acid tert-butyl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2-(benzhydrylidene-amino)-3-(3,4-bis-benzyloxy-phenyl)-propionic acid tert-butyl ester

There total 2 articles about 2-(benzhydrylidene-amino)-3-(3,4-bis-benzyloxy-phenyl)-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: 95.0%

N-(diphenylmethylene)glycine tert-butyl ester (81477-94-3) + 3,4-dibenzyloxybenzyl chloride (1699-59-8) → 2-(benzhydrylidene-amino)-3-(3,4-bis-benzyloxy-phenyl)-propionic acid tert-butyl ester (479617-95-3)

Guidance literature:

With potassium hydroxide; 2,7-[bis((-)-hydrocinchonidine)methyl]naphthalene; In chloroform; water; toluene; at 0 ℃; for 4h;

DOI:10.1002/1521-3773(20020816)41:16<3036::AID-ANIE3036>3.0.CO;2-3

Reference yield: 95.0%

1,2-bis(benzyloxy)-4-(bromomethyl)benzene (150258-69-8) + N-(diphenylmethylene)glycine tert-butyl ester (81477-94-3) → 2-(benzhydrylidene-amino)-3-(3,4-bis-benzyloxy-phenyl)-propionic acid tert-butyl ester (479617-95-3)

Guidance literature:

With potassium hydroxide; In chloroform; water; toluene; at 0 ℃; for 0.5h;

DOI:10.1016/j.tet.2007.05.076

Reference yield:

2-(benzhydrylidene-amino)-3-(3,4-bis-benzyloxy-phenyl)-propionic acid tert-butyl ester (479617-95-3) → L-3,4-dihydroxyphenylalanine tert-butyl ester (156275-69-3)

Guidance literature:

Multi-step reaction with 2 steps

1: aq. citric acid / tetrahydrofuran / 10 h / 20 °C

2: 94 percent / H₂ / Pd/C / tetrahydrofuran / 6 h / 20 °C

With hydrogen; citric acid; palladium on activated charcoal; In tetrahydrofuran;

DOI:10.1021/ja021244h

upstream raw materials:

1,2-bis(benzyloxy)-4-(bromomethyl)benzene

N-(diphenylmethylene)glycine tert-butyl ester

3,4-dibenzyloxybenzyl chloride

Downstream raw materials:

(S)-tert-butyl 3,4-dibenzyloxyphenylalaninate

L-3,4-dihydroxyphenylalanine tert-butyl ester