1,3-Propanediol, 2-(hydroxymethyl)-2-methyl-, cyclic phosphite (1:1) 1449-91-8 2,6,7-Trioxa-1-phosphabicyclo[2.2.2]octane, 4-methyl- 2-(Hydroxymethyl)-2-methyl-1,3-propanediol, cyclicphosphite (1:1) 4-Methyl-2,6,7-trioxa-1-phosphabicyclo[2.2.2]octane NSC58579 Trimethylolethane cyclic phosphite WLN: T66 A B AO EOPOTJ C1