diethyl 1-bromo-2,2-diphenylcyclopropylphosphonate

Base Information

Chemical Name:diethyl 1-bromo-2,2-diphenylcyclopropylphosphonate
CAS No.:1379656-27-5
Molecular Formula:C₁₉H₂₂BrO₃P
Molecular Weight:409.26
Hs Code.:

Synonyms:diethyl 1-bromo-2,2-diphenylcyclopropylphosphonate

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Chemical Property of diethyl 1-bromo-2,2-diphenylcyclopropylphosphonate

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Technology Process of diethyl 1-bromo-2,2-diphenylcyclopropylphosphonate

There total 3 articles about diethyl 1-bromo-2,2-diphenylcyclopropylphosphonate 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: 47.0%

: 530-48-3
1,1-Diphenylethylene

: 25411-73-8
diethyl diazomethylphosphonate

: 1379656-27-5
diethyl 1-bromo-2,2-diphenylcyclopropylphosphonate

Guidance literature:: With N-Bromosuccinimide; bis{rhodium[3,3'-(1,3-phenylene)bis(2,2-dimethylpropanoic acid)]}; sodium hydride; In dichloromethane; toluene; at 0 ℃; for 2h;
DOI:10.1021/ol3010276

Reference yield:

: 1067-71-6
Diethyl (2-oxopropyl)phosphonate

: 1379656-27-5
diethyl 1-bromo-2,2-diphenylcyclopropylphosphonate

Guidance literature:: Multi-step reaction with 3 steps

1: sodium hydride; Methanesulfonyl azide / tetrahydrofuran; toluene; mineral oil / 0 - 20 °C

2: triethylamine / methanol / 20 °C

3: N-Bromosuccinimide; bis{rhodium[3,3'-(1,3-phenylene)bis(2,2-dimethylpropanoic acid)]}; sodium hydride / dichloromethane; toluene / 2 h / 0 °C

With N-Bromosuccinimide; bis{rhodium[3,3'-(1,3-phenylene)bis(2,2-dimethylpropanoic acid)]}; sodium hydride; triethylamine; Methanesulfonyl azide; In tetrahydrofuran; methanol; dichloromethane; toluene; mineral oil;
DOI:10.1021/ol3010276

Reference yield:

: 21047-57-4
diethyl (1-diazo-2-oxopropyl)phosphonate

: 1379656-27-5
diethyl 1-bromo-2,2-diphenylcyclopropylphosphonate

Guidance literature:: Multi-step reaction with 2 steps

1: triethylamine / methanol / 20 °C

2: N-Bromosuccinimide; bis{rhodium[3,3'-(1,3-phenylene)bis(2,2-dimethylpropanoic acid)]}; sodium hydride / dichloromethane; toluene / 2 h / 0 °C

With N-Bromosuccinimide; bis{rhodium[3,3'-(1,3-phenylene)bis(2,2-dimethylpropanoic acid)]}; sodium hydride; triethylamine; In methanol; dichloromethane; toluene;
DOI:10.1021/ol3010276