Practical way for the synthesis of 3,3â²-bis-substituted benzo[d][1,2]oxaphosphole 2-oxides by phosphonylation of in situ generated o-quinone methides
Keywords: فسفونی کردن; Benzo[d][1,2]oxaphosphole 2-oxide; Orthoquinone methide; Michael addition reaction; Phosphonylation; Phosphoric acid;