About This Product:
CAS Number : 1099-45-2
Molecular Weight : 348.37
Molecular Formula : C22H21O2P
Linear Formula : (C6H5)3P=CHCO2CH2CH3
Synonym(s) : Ethyl (triphenylphosphoranylidene) acetate, CMTPP,
(Ethoxycarbonylmethylene) triphenylphosphorane,
(Triphenylphosphoranylidene) acetic Acid Ethyl Ester,
Acetic acid, (triphenylphosphoranylidene)- ethyl ester,
Triphenylcarbethoxymethylenephosphorane,
Ethyl 2-(triphenylphosphoranylidene) acetate.
Physical Properties:
Appearance : White to off-white colored solid
Purity : ≥ 95% (HPLC)
Melting Point : 126°C – 130°C
Storage Temperature : 2°C to 8°C
Conditions to avoid : Air sensitive and Heat sensitive
LOD (at 80 ± 5°C) : NMT 0.50%
Solubility : Soluble in Methanol
Description: ( Cabethoxymethylene) triphenylphosphorane,Is a Horner-Wittig reagent generally used in Horner−Wadsworth−Emmons (HWE) reaction. It is used as a reagent in the total synthesis of compounds such as Oseltamivir, Nakadomarin and (−)-Dictyostatin.





