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ethyl 2-cyano-2-(triphenyl-λ5-phosphanylidene)acetate

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Origin: China

Cas No: 13504-72-8

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 13504-72-8 Formula: C23H20NO2P Molecular Weight: 373.38400

Basic Info

Chemical Name	ethyl 2-cyano-2-(triphenyl-λ<sup>5</sup>-phosphanylidene)acetate
Synonyms	ethoxycarbonylcyanomethylenetriphenylphosphorane; <cyano(ethoxycarbonyl)methylene>triphenylphosphorane; ethyl cyano(triphenylphosphoranylidene)acetate; Triphenylphosphin-(ethoxycarbonyl-cyan-methylen); ethyl 2-cyano-2-(triphenyl;
CAS No.	13504-72-8
Molecular Formula	C23H20NO2P
Molecular Weight	373.38400
PSA	59.90000
LogP	3.23958

Properties

Density	1.2g/cm3
Boiling Point	518.1ºC at 760 mmHg
Flash Point	267.2ºC
Refractive Index	1.608
Vapor Pressure	7.7E-11mmHg at 25°C

Synthesis Route

Ethyl chloroformate+(Cyanomethylene)Triphenylphosphorane→ethyl 2-cyano-2-(triphenyl-λ5-phosphanylidene)acetate+(CYANOMETHYL)TRIPHENYLPHOSPHONIUM CHLORIDE
(Cyanomethylene)Triphenylphosphorane→ethyl 2-cyano-2-(triphenyl-λ5-phosphanylidene)acetate
(CYANOMETHYL)TRIPHENYLPHOSPHONIUM CHLORIDE→ethyl 2-cyano-2-(triphenyl-λ5-phosphanylidene)acetate

Precursor

(Cyanomethylene)Triphenylphosphorane
(CYANOMETHYL)TRIPHENYLPHOSPHONIUM CHLORIDE
N-ethoxycarbonylsuccinimide
Ethyl chloroformate

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