1,3-Propanediol, 2-sec-butyl-2-(hydroxymethyl)-, cyclic phosphate (1:1) 2,6,7-Trioxa-1-phosphabicyclo(2.2.2)octane, 4-(1-methylpropyl)-, 1-oxide 4-(1-Methylpropyl)-2,6,7-trioxa-1-phosphabicyclo(2.2.2)octane 1-oxide 61481-18-3