<1-(Ethoxycarbonyl)-4-<(diphenylmethoxy)carbonyl>-2-oxobutylidene>triphenylphosphorane

Base Information

Chemical Name:<1-(Ethoxycarbonyl)-4-<(diphenylmethoxy)carbonyl>-2-oxobutylidene>triphenylphosphorane
CAS No.:128949-84-8
Molecular Formula:C₃₉H₃₅O₅P
Molecular Weight:614.678
Hs Code.:

Synonyms:<1-(Ethoxycarbonyl)-4-<(diphenylmethoxy)carbonyl>-2-oxobutylidene>triphenylphosphorane

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Chemical Property of <1-(Ethoxycarbonyl)-4-<(diphenylmethoxy)carbonyl>-2-oxobutylidene>triphenylphosphorane

Chemical Property:

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Technology Process of <1-(Ethoxycarbonyl)-4-<(diphenylmethoxy)carbonyl>-2-oxobutylidene>triphenylphosphorane

There total 3 articles about <1-(Ethoxycarbonyl)-4-<(diphenylmethoxy)carbonyl>-2-oxobutylidene>triphenylphosphorane 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: 48.0%

: 128925-51-9
3-((diphenylmethoxy)carbonyl)propionyl chloride

: 1099-45-2
ethyl (triphenylphosphoranylidene)acetate

: 128949-84-8
<1-(Ethoxycarbonyl)-4-<(diphenylmethoxy)carbonyl>-2-oxobutylidene>triphenylphosphorane

Guidance literature:: In benzene; at 15 ℃; for 16h;
DOI:10.1021/jo00305a013

Reference yield:

: 91-01-0
1,1-Diphenylmethanol

: 128949-84-8
<1-(Ethoxycarbonyl)-4-<(diphenylmethoxy)carbonyl>-2-oxobutylidene>triphenylphosphorane

Guidance literature:: Multi-step reaction with 3 steps

1: 26 percent / 6 h / 180 - 190 °C

2: 75 percent / oxalyl chloride, DMF / CH₂Cl₂ / 0.5 h / 15 °C

3: 48 percent / benzene / 16 h / 15 °C

With oxalyl dichloride; N,N-dimethyl-formamide; In dichloromethane; benzene;
DOI:10.1021/jo00305a013

Reference yield:

: 128925-50-8
succinic acid monobenzhydryl ester

: 128949-84-8
<1-(Ethoxycarbonyl)-4-<(diphenylmethoxy)carbonyl>-2-oxobutylidene>triphenylphosphorane

Guidance literature:: Multi-step reaction with 2 steps

1: 75 percent / oxalyl chloride, DMF / CH₂Cl₂ / 0.5 h / 15 °C

2: 48 percent / benzene / 16 h / 15 °C

With oxalyl dichloride; N,N-dimethyl-formamide; In dichloromethane; benzene;
DOI:10.1021/jo00305a013