116607-64-8Relevant articles and documents
Synthesis of 3-Benzoyl-3,4-dihydro-2H- and 3,4-Dihydro-2,2-disubstituted benzopyrans via Alkynyl Grignard Reagents
Adegoke, Emmanuel A.,Emokpae, T. A.,Ephraim-Bassey, H.,Oyelola, C. A.
, p. 1705 - 1708 (2007/10/02)
The versatility of the new route to a substituted chromane via a lithiated allene recently described by us is reported.The relatively more stable alkynols 2-4 were readily identified and thus provide evidence for the formation of vinyl acetylene carbinol