3,5-Bis-[(S)-2-benzyloxycarbonylamino-3-(4-hydroxy-phenyl)-propionylamino]-benzoic acid benzyl ester

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Chemical Name:3,5-Bis-[(S)-2-benzyloxycarbonylamino-3-(4-hydroxy-phenyl)-propionylamino]-benzoic acid benzyl ester
CAS No.:918945-32-1
Molecular Formula:C₄₈H₄₄N₄O₁₀
Molecular Weight:836.898
Hs Code.:

Synonyms:3,5-Bis-[(S)-2-benzyloxycarbonylamino-3-(4-hydroxy-phenyl)-propionylamino]-benzoic acid benzyl ester

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Chemical Property of 3,5-Bis-[(S)-2-benzyloxycarbonylamino-3-(4-hydroxy-phenyl)-propionylamino]-benzoic acid benzyl ester

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Technology Process of 3,5-Bis-[(S)-2-benzyloxycarbonylamino-3-(4-hydroxy-phenyl)-propionylamino]-benzoic acid benzyl ester

There total 4 articles about 3,5-Bis-[(S)-2-benzyloxycarbonylamino-3-(4-hydroxy-phenyl)-propionylamino]-benzoic acid benzyl 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: 79.0%

: 1164-16-5
Z-L-Tyr-OH

: 261724-01-0
benzyl 3,5-diaminobenzoate

: 918945-32-1
3,5-Bis-[(S)-2-benzyloxycarbonylamino-3-(4-hydroxy-phenyl)-propionylamino]-benzoic acid benzyl ester

Guidance literature:: With N-ethoxycarbonyl-2-ethoxy-1,2-dihydroquinoline; In tetrahydrofuran; at 20 ℃; for 24h;
DOI:10.1016/j.tet.2006.10.066

Reference yield:

: 918945-25-2
benzyl 3,5-di-(tert-butyloxycarbonylamino)benzoate

: 918945-32-1
3,5-Bis-[(S)-2-benzyloxycarbonylamino-3-(4-hydroxy-phenyl)-propionylamino]-benzoic acid benzyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 67 percent / trifluoroacetic acid / CH₂Cl₂ / 24 h / 25 °C

2: 79 percent / 2-ethoxy-1-ethoxycarbonyl-1,2-dihydroquinoline / tetrahydrofuran / 24 h / 20 °C

With N-ethoxycarbonyl-2-ethoxy-1,2-dihydroquinoline; trifluoroacetic acid; In tetrahydrofuran; dichloromethane;
DOI:10.1016/j.tet.2006.10.066

Reference yield:

: 100-39-0
benzyl bromide

: 918945-32-1
3,5-Bis-[(S)-2-benzyloxycarbonylamino-3-(4-hydroxy-phenyl)-propionylamino]-benzoic acid benzyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 61 percent / K₂CO₃; 18-crown-6 / acetone / 24 h / Heating

2: 67 percent / trifluoroacetic acid / CH₂Cl₂ / 24 h / 25 °C

3: 79 percent / 2-ethoxy-1-ethoxycarbonyl-1,2-dihydroquinoline / tetrahydrofuran / 24 h / 20 °C

With 18-crown-6 ether; potassium carbonate; N-ethoxycarbonyl-2-ethoxy-1,2-dihydroquinoline; trifluoroacetic acid; In tetrahydrofuran; dichloromethane; acetone;
DOI:10.1016/j.tet.2006.10.066