Oxirane

Order 310878-20-7(1-Methylethylidene)di-4,1-phenylene cyanate polymer with 1H, 3H-benzo -[1,2-c:4,5-c]difuran-1,3,5,7-tetrone and 2,2-[(1-methylethylidene)bis -(4,1-phenyleneoxymethylene)]bis[oxirane]2-propenoate, hydrogen butanedioate Order 74516-62-4(10Z,12Z)-4,22-dihydroxy-5,16a,21-trimethyl-4,5,6,7,16,16a,22,23-octahydro-3H,18H,19aH-spiro[16,18-methano[1,6,12]trioxacyclooctadecino[3,4-d]chromene-17,2'-oxirane]-3,9,14-trione Order 87583-91-3(10Z,12Z)-4,22-dihydroxy-9-(1-hydroxyethyl)-5,16a,21-trimethyl-4,5,6,7,16,16a,22,23-octahydro-3H,18H,19aH-spiro[16,18-methano[1,6,12]trioxacyclooctadecino[3,4-d]chromene-17,2'-oxirane]-3,14(9H)-dione Order 93633-90-0(10Z,12Z,16R,16aS,17S,18R,19aR,23aR)-9-(1-hydroxyethyl)-5,16a,21-trimethyl-4,5,16,16a,22,23-hexahydro-3H,18H,19aH-spiro[16,18-methano[1,6,12]trioxacyclooctadecino[3,4-d]chromene-17,2'-oxirane]-3,6,14(7H,9H)-trione