2-tert-butoxycarbonylamino-5-cyano-4-oxo-5-(triphenyl-λ⁵-phosphanylidene)-pentanoic acid benzyl ester

Base Information

• Chemical Name: 2-tert-butoxycarbonylamino-5-cyano-4-oxo-5-(triphenyl-λ⁵-phosphanylidene)-pentanoic acid benzyl ester
• CAS No.: 526207-97-6
• Molecular Formula: C₃₆H₃₅N₂O₅P
• Molecular Weight: 606.658

Synonyms:2-tert-butoxycarbonylamino-5-cyano-4-oxo-5-(triphenyl-λ⁵-phosphanylidene)-pentanoic acid benzyl ester

Chemical Property of 2-tert-butoxycarbonylamino-5-cyano-4-oxo-5-(triphenyl-λ⁵-phosphanylidene)-pentanoic acid benzyl ester

Chemical Property:

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Technology Process of 2-tert-butoxycarbonylamino-5-cyano-4-oxo-5-(triphenyl-λ⁵-phosphanylidene)-pentanoic acid benzyl ester

There total 1 articles about 2-tert-butoxycarbonylamino-5-cyano-4-oxo-5-(triphenyl-λ⁵-phosphanylidene)-pentanoic 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: 85.0%

2-tert-butoxycarbonylamino-succinic acid 1-benzyl ester (30925-18-9) + cyanomethylene triphenylphosphorane (16640-68-9) → 2-tert-butoxycarbonylamino-5-cyano-4-oxo-5-(triphenyl-λ5-phosphanylidene)-pentanoic acid benzyl ester (526207-97-6)

Guidance literature:

With MeCH₂CH₂CH₂-N=C=N-Et*HCl; In dichloromethane; at 0 ℃;

DOI:10.1016/S0040-4039(02)02486-3

Reference yield: 96.0%

1,2-diamino-benzene (95-54-5) + 2-tert-butoxycarbonylamino-5-cyano-4-oxo-5-(triphenyl-λ5-phosphanylidene)-pentanoic acid benzyl ester (526207-97-6) → 2-tert-butoxycarbonylamino-3-(3-hydroxy-quinoxalin-2-yl)-propionic acid benzyl ester

Guidance literature:

2-tert-butoxycarbonylamino-5-cyano-4-oxo-5-(triphenyl-λ⁵-phosphanylidene)-pentanoic acid benzyl ester; With ozone; In dichloromethane; at -78 ℃;

1,2-diamino-benzene; In dichloromethane; at -78 - 20 ℃;

DOI:10.1016/S0040-4039(02)02486-3

Reference yield: 85.0%

2,3-Diaminopyridine (452-58-4) + 2-tert-butoxycarbonylamino-5-cyano-4-oxo-5-(triphenyl-λ5-phosphanylidene)-pentanoic acid benzyl ester (526207-97-6) → 2-tert-butoxycarbonylamino-3-(2-hydroxy-pyrido[2,3-b]pyrazin-3-yl)-propionic acid benzyl ester

Guidance literature:

2-tert-butoxycarbonylamino-5-cyano-4-oxo-5-(triphenyl-λ⁵-phosphanylidene)-pentanoic acid benzyl ester; With ozone; In methanol; dichloromethane; at -78 ℃;

2,3-Diaminopyridine; In methanol; dichloromethane; at -78 - 20 ℃;

DOI:10.1016/S0040-4039(02)02486-3

upstream raw materials:

2-tert-butoxycarbonylamino-succinic acid 1-benzyl ester

cyanomethylene triphenylphosphorane

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