491079-96-0Relevant articles and documents
Triphenylphosphine-catalyzed nucleophilic α-addition to alkyl propiolates synthesis of α-substituted alkyl acrylates
Yavari, Issa,Norouzi-Arasi, Hassan
, p. 87 - 92 (2007/10/03)
The α-addition of NH-acids such as pyrrole, indole, imidazole, or benzimidazole to methyl or ethyl propiolate proceeds under neutral conditions in the presence of a catalytic amount of triphenylphosphine to give the corresponding α-substituted alkyl acryl