(Phosphinicobis(iminotrimethylene))bis(benzyldimethylammonium bromide) p-tolyl ester 21217-25-4 AMMONIUM, (PHOSPHINICOBIS(IMINOTRIMETHYLENE))BIS(BENZYLDIMETHYL-, DIBROMIDE, p-T Ammonium, (phosphinicobis(iminotrimethylene))bis(benzyldimethyl-, dibromide, p-tolyl ester H.C. 9009