(Phosphinicobis(iminotrimethylene))bis(benzyldiethylammonium bromide) p-nitrophenyl ester 19143-09-0 AMMONIUM, (PHOSPHINICOBIS(IMINOTRIMETHYLENE))BIS(BENZYLDIETHYL-, DIBROMIDE, p-NI Ammonium, (phosphinicobis(iminotrimethylene))bis(benzyldiethyl-, dibromide, p-nitrophenyl ester H.C. 9013