139079-66-6Relevant articles and documents
Synthesis of ketene S,S-acetals from tetraethyl methylenebisphosphonate and some of its reactions
Neidlein,Eichinger
, p. 1228 - 1230 (1991)
Tetraethyl 2,2-bis(alkylthio)ethenediylidenebisphosphonates are synthesized by an efficient one-pot reaction of the salt of tetraethyl methylenebisphosphonate in tetrahydrofuran with carbon disulfide and alkyl halides. A 1,3-dithietane derivative is obtained with 1,2-dibromo-1,2-diphenylethane.