1,3-Propanediol, 2-(hydroxymethyl)-2-methoxy-, cyclic phosphate (1:1) 2,6,7-Trioxa-1-phosphabicyclo(2.2.2)octane, 4-methoxy-, 1-oxide 4-Methoxy-2,6,7-trioxa-1-phosphabicyclo(2.2.2)octane 1-oxide 80479-45-4