CAS Number
Molecular Formula
C43H51N3O12
Product format
Neat
Molecular Weight
801.90
API Family
Synonyms
1210022-90-4; UNII-X5ZC3G20EC; 16-Desmethyl-16-(hydroxymethyl)rifaximin; X5ZC3G20EC; Rifaximin impurity H [EP]; RIFAXIMIN IMPURITY H [EP IMPURITY]; (2S, 16Z, 18E, 20S, 21S, 22R, 23R, 24R, 25S, 26R, 27S, 28E)-25-(Acetyloxy)-5, 6, 21, 23-tetrahydroxy-16-(hydroxymethyl)-27-methoxy-2, 4, 11, 20, 22, 24, 26-heptamethyl-2, 7-(epoxypentadeca(1, 11, 13)trienimino)benzofuro(4, 5-E)pyrido(1, 2-a)benzimidazole-1, 15(2H)-dione; 2, 7-(Epoxypentadeca(1, 11, 13)trienimino)benzofuro(4, 5-E)pyrido(1, 2-a)benzimidazole-1, 15(2H)-dione, 25-(acetyloxy)-5, 6, 21, 23-tetrahydroxy-16-(hydroxymethyl)-27-methoxy-2, 4, 11, 20, 22, 24, 26-heptamethyl-, (2S, 16Z, 18E, 20S, 21S, 22R, 23R, 24R, 25S, 26R, 27S, 28E)-; (2S, 16Z, 18E, 20S, 21S, 22R, 23R, 24R, 25S, 26R, 27S, 28E)-5, 6, 21, 23-Tetrahydroxy-16-(hydroxymethyl)-27-methoxy-2, 4, 11, 20, 22, 24, 26-heptamethyl-1, 15-dioxo-1, 2-dihydro2, 7-(epoxypentadeca(1, 11, 13)trienoimino)(1)benzofuro(4, 5-E)pyrido(1, 2-a)benzimidazol-25-yl acetate; (2S, 16Z, 18E, 20S, 21S, 22R, 23R, 24R, 25S, 26R, 27S, 28E)-5, 6, 21, 23-TETRAHYDROXY-16-(HYDROXYMETHYL)-27-METHOXY-2, 4, 11, 20, 22, 24, 26-HEPTAMETHYL-1, 15-DIOXO-1, 2-DIHYDRO2, 7-(EPOXYPENTADECA(1, 11, 13)TRIENOIMINO)(1)BENZOFURO(4, 5-E)PYRIDO(1, 2-A)BENZIMIDAZOL-25-YL ACETATE (16-DESMETHYL-16-(HYDROXYMETHYL)RIFAXIMIN); RIFAXIMIN IMPURITY H (EP IMPURITY); Rifaximin Impurity H; RefChem:78971; Rifaximin EP Impurity H; [(7S, 9E, 11S, 12R, 13S, 14R, 15R, 16R, 17S, 18S, 19E, 21Z)-2, 15, 17, 36-tetrahydroxy-22-(hydroxymethyl)-11-methoxy-3, 7, 12, 14, 16, 18, 30-heptamethyl-6, 23-dioxo-8, 37-dioxa-24, 27, 33-triazahexacyclo[23.10.1.14, 7.05, 35.026, 34.027, 32]heptatriaconta-1(35), 2, 4, 9, 19, 21, 25(36), 26(34), 28, 30, 32-undecaen-13-yl] acetate; 16-Hydroxymethyl Rifaximin; DTXSID10861028; (2S, 16Z, 18E, 20S, 21S, 22R, 23R, 24R, 25S, 26R, 27S, 28E)- 5, 6, 21, 23-tetrahydroxy-16-(hydroxymethyl)-27-methoxy- 2, 4, 11, 20, 22, 24, 26-heptamethyl-1, 15-dioxo-1, 2-dihydro- 2, 7-(epoxypentadeca[1, 11, 13]trienoimino)[1]benzofuro- [4, 5-e]pyrido[1 and 2-a]benzimidazol-25-yl acetate (16-desmethyl-16-(hydroxymethyl)rifaximin)
Iupac Name
[(7S, 9E, 11S, 12R, 13S, 14R, 15R, 16R, 17S, 18S, 19E, 21Z)-2, 15, 17, 36-tetrahydroxy-22-(hydroxymethyl)-11-methoxy-3, 7, 12, 14, 16, 18, 30-heptamethyl-6, 23-dioxo-8, 37-dioxa-24, 27, 33-triazahexacyclo[23.10.1.14, 7.05, 35.026, 34.027, 32]heptatriaconta-1(35), 2, 4, 9, 19, 21, 25(36), 26(34), 28, 30 and 32-undecaen-13-yl] acetate
InChI
InChI=1S/C43H51N3O12/c1-19-13-15-46-28(17-19)44-32-29-30-37(51)24(6)40-31(29)41(53)43(8,58-40)56-16-14-27(55-9)21(3)39(57-25(7)48)23(5)36(50)22(4)35(49)20(2)11-10-12-26(18-47)42(54)45-33(34(32)46)38(30)52/h10-17,20-23,27,35-36,39,47,49-52H,18H2,1-9H3,(H,45,54)/b11-10+,16-14+,26-12-/t20-,21+,22+,23+,27-,35-,36+,39+,43-/m0/s1
