Bis(acyloxy)alkyl phosphonous and phosphonic acid esters - - from bis(acyloxy)alkenes and phosphonous or phosphonic acid esters

摘要

Cpds. of formula (I):- (where R1, R3 and R4 are 1-18C alkyl; R2 is H or 1-18C alkyl; x and y are 0 or 1; 1 of A and B is H and the other is R5OOCHR2-; is 1-18C alkyl) are prepd. by reacting a cpd. (II) with a cpd. (III):-.