1445-75-6 169301-54-6 4-04-00-03501 (Beilstein Handbook Reference) BRN 1761635 Bis(1-methylethyl) methylphosphonate DIISOPROPYL METHYLPHOSPHONATE DIMP Diisopropyl methanephosphonate EINECS 215-896-0 HSDB 6864 Methylphosphonic acid bis(1-methylethyl)ester Phosphonic acid, methyl-, bis(1-methylethyl) ester Phosphonic acid, methyl-, diisopropyl ester