73790-35-9 Bis-(t-butylamino)benzylphenylphosphonium iodide NSC 220214 Phosphonium, bis(p-butylamino)benzylphenyl-, iodide Phosphorus(1+), bis(2-methyl-1-propanaminato)phenyl(phenylmethyl)-, iodide, (T-4)- (9CI)