2,7-DIOXASPIRO(4.4)NONANE-1,6-DIONE, 3,8-DIMETHYL- 3,8-Dimethyl-2,7-dioxaspiro(4.4)nonane-1,6-dione 3048-76-8 4-19-00-01947 (Beilstein Handbook Reference) AI3-11255 BRN 0083942 Bis-beta-hydroksypropylomalonowego [Polish] Bis-beta-hydroxypropylmalonic acid dilactone Dilactone of bis(beta-hydroxypropyl)malonic acid NSC 9181