1-(o-nitrobenzyloxycarbonyltriphenylphosphoranylidene)methyl-4-(3-pyridylcarbonyl)methyl-azetidin-2-one

Base Information

Chemical Name:1-(o-nitrobenzyloxycarbonyltriphenylphosphoranylidene)methyl-4-(3-pyridylcarbonyl)methyl-azetidin-2-one
CAS No.:88139-27-9
Molecular Formula:C₃₇H₃₀N₃O₆P
Molecular Weight:643.635
Hs Code.:

Synonyms:1-(o-nitrobenzyloxycarbonyltriphenylphosphoranylidene)methyl-4-(3-pyridylcarbonyl)methyl-azetidin-2-one

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Chemical Property of 1-(o-nitrobenzyloxycarbonyltriphenylphosphoranylidene)methyl-4-(3-pyridylcarbonyl)methyl-azetidin-2-one

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Technology Process of 1-(o-nitrobenzyloxycarbonyltriphenylphosphoranylidene)methyl-4-(3-pyridylcarbonyl)methyl-azetidin-2-one

There total 5 articles about 1-(o-nitrobenzyloxycarbonyltriphenylphosphoranylidene)methyl-4-(3-pyridylcarbonyl)methyl-azetidin-2-one 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: 56.0%

: 21970-14-9
pyridin-3-ylmagnesium bromide

: 88139-24-6
1-(o-nitrobenzyloxycarbonyltriphenylphosphoranylidine)methyl-4-(2-pyridylthiocarbonyl)methyl-azetidin-2-one

: 88139-27-9
1-(o-nitrobenzyloxycarbonyltriphenylphosphoranylidene)methyl-4-(3-pyridylcarbonyl)methyl-azetidin-2-one

Guidance literature:: In tetrahydrofuran; diethyl ether; at 0 ℃; for 0.25h;
DOI:10.1016/S0040-4020(01)92147-7

Reference yield:

: 88198-11-2
[(R)-2-(2-Hydroxy-ethyl)-4-oxo-azetidin-1-yl]-(triphenyl-λ⁵-phosphanylidene)-acetic acid 2-nitro-benzyl ester

: 88139-27-9
1-(o-nitrobenzyloxycarbonyltriphenylphosphoranylidene)methyl-4-(3-pyridylcarbonyl)methyl-azetidin-2-one

Guidance literature:: Multi-step reaction with 4 steps

1: Jones reagent / acetone / 0.17 h / 0 °C

2: oxalyl chloride, DMF / CH₂Cl₂ / 1) 0 deg C, 5 min; 2) 30 min

3: pyridine / CH₂Cl₂ / 0.5 h

4: 56 percent / tetrahydrofuran; diethyl ether / 0.25 h / 0 °C

With pyridine; jones reagent; oxalyl dichloride; N,N-dimethyl-formamide; In tetrahydrofuran; diethyl ether; dichloromethane; acetone;
DOI:10.1016/S0040-4020(01)92147-7

Reference yield:

: 88139-22-4
((S)-2-Chlorocarbonylmethyl-4-oxo-azetidin-1-yl)-(triphenyl-λ⁵-phosphanylidene)-acetic acid 2-nitro-benzyl ester

: 88139-27-9
1-(o-nitrobenzyloxycarbonyltriphenylphosphoranylidene)methyl-4-(3-pyridylcarbonyl)methyl-azetidin-2-one

Guidance literature:: Multi-step reaction with 2 steps

1: pyridine / CH₂Cl₂ / 0.5 h

2: 56 percent / tetrahydrofuran; diethyl ether / 0.25 h / 0 °C

With pyridine; In tetrahydrofuran; diethyl ether; dichloromethane;
DOI:10.1016/S0040-4020(01)92147-7