126-73-8 Butyl phosphate InChI=1/C12H27O4P/c1-4-7-10-14-17(13,15-11-8-5-2)16-12-9-6-3/h4-12H2,1-3H Phosphoric acid tributyl ester Phosphoric acid, tri-n-butyl ester TBP Tributyl phosphate celluphos 4 n-Butyl Phosphate tri-n-butyl phosphate