3-(2-Nitro-phenyl)-3-oxo-2-(triphenyl-λ⁵-phosphanylidene)-propionic acid tert-butyl ester

Base Information

• Chemical Name: 3-(2-Nitro-phenyl)-3-oxo-2-(triphenyl-λ⁵-phosphanylidene)-propionic acid tert-butyl ester
• CAS No.: 111054-09-2
• Molecular Formula: C₃₁H₂₈NO₅P
• Molecular Weight: 525.541
• Mol file: 111054-09-2.mol

Synonyms:3-(2-Nitro-phenyl)-3-oxo-2-(triphenyl-λ⁵-phosphanylidene)-propionic acid tert-butyl ester

Chemical Property of 3-(2-Nitro-phenyl)-3-oxo-2-(triphenyl-λ⁵-phosphanylidene)-propionic acid tert-butyl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 3-(2-Nitro-phenyl)-3-oxo-2-(triphenyl-λ⁵-phosphanylidene)-propionic acid tert-butyl ester

There total 1 articles about 3-(2-Nitro-phenyl)-3-oxo-2-(triphenyl-λ⁵-phosphanylidene)-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: 88.0%

(tert-Butoxycarbonylmethylene)triphenylphosphorane (86302-43-4,35000-38-5) + 2-nitrobenzyl chloride (610-14-0) → 3-(2-Nitro-phenyl)-3-oxo-2-(triphenyl-λ5-phosphanylidene)-propionic acid tert-butyl ester (111054-09-2)

Guidance literature:

In benzene; for 16h; Ambient temperature;

DOI:10.1055/s-1987-27921

Reference yield: 92.0%

3-(2-Nitro-phenyl)-3-oxo-2-(triphenyl-λ5-phosphanylidene)-propionic acid tert-butyl ester (111054-09-2) → 1-(2-nitrophenyl)-2-(triphenylphosphoranylidene)ethanone (111054-12-7)

Guidance literature:

With sulfuric acid; In dichloromethane; for 3h; Ambient temperature;

DOI:10.1055/s-1987-27921

Reference yield:

3-(2-Nitro-phenyl)-3-oxo-2-(triphenyl-λ5-phosphanylidene)-propionic acid tert-butyl ester (111054-09-2) → 1-(2-Amino-phenyl)-2-(triphenyl-λ5-phosphanylidene)-ethanone (111054-05-8)

Guidance literature:

Multi-step reaction with 2 steps

1: 92 percent / 85percent aq. H₂SO₄ / CH₂Cl₂ / 3 h / Ambient temperature

2: 69 percent / SnCl₂*2H₂O / ethyl acetate / 3 h / Heating

With sulfuric acid; tin(ll) chloride; In dichloromethane; ethyl acetate;

DOI:10.1055/s-1987-27921

upstream raw materials:

(tert-Butoxycarbonylmethylene)triphenylphosphorane

2-nitrobenzyl chloride

Downstream raw materials:

1-(2-nitrophenyl)-2-(triphenylphosphoranylidene)ethanone

4(1H)-cinnolon

1-(2-Amino-phenyl)-2-(triphenyl-λ⁵-phosphanylidene)-ethanone

4-Oxo-3-triphenylphosphoranylidene-3,4-dihydrocinnoline