80621-76-7 (去氢利福昔明,Dehydro Rifaximin)

氟氧头孢;利福昔明EP杂质G;利福昔明杂质G;去氢利福昔明;

Dehydro Rifaximin;[(7S,9E,11S,12R,13S,14R,15R,16R,17S,18S,19E,21Z)-2,15,17-trihydroxy-11-methoxy-3,7,12,14,16,18,22,30-octamethyl-6,23,36-trioxo-8,37-dioxa-24,27,33-triazahexacyclo[23.10.1.14,7.05,35.026,34.027,32]heptatriaconta-1(35),2,4,9,19,21,24,26(34),28,30,32-undecaen-13-yl] acetate;(2S,7Z,16Z,18E,20S,21S,22R,23R,24R,25S,26R,27S,28E)-5,21,23-Trihydroxy-27-methoxy-2,4,11,16,20,22,24,26-octamethyl-1,6,15-trioxo-1,2,6,7-tetrahydro-2,7-(epoxypentadeca(1,11,13)trienonitrilo)(1)benzofuro(4,5-E)pyrido(1,2-a)benzimidazol-25-yl acetate;6-o,14-Didehydrorifaximin;Rifaximin impurity G [EP];SCHEMBL17199543;UNII-JAA5V227IW;(2S,7Z,16Z,18E,20S,21S,22R,23R,24R,25S,26R,27S,28E)-5,21,23-TRIHYDROXY-27-METHOXY-2,4,11,16,20,22,24,26-OCTAMETHYL-1,6,15-TRIOXO-1,2,6,7-TETRAHYDRO-2,7-(EPOXYPENTADECA(1,11,13)TRIENONITRILO)(1)BENZOFURO(4,5-E)PYRIDO(1,2-A)BENZIMIDAZOL-25-YL ACETATE (6-O,14-DIDEHYDRORIFAXIMIN);6H-2,7-(Epoxypentadeca(1,11,13)trienonitrilo)benzofuro(4,5-E)pyrido(1,2-a)benzimidazole-1,6,15(2H)-trione, 25-(acetyloxy)-5,21,23-trihydroxy-27-methoxy-2,4,11,16,20,22,24,26-octamethyl-, (2S-(2R*,16Z,18E,20R*,21R*,22S*,23S*,24S*,25R*,26S*,27R*,28E))-;RIFAXIMIN IMPURITY G [EP IMPURITY];80621-76-7;JAA5V227IW;6-O,14-Didehydro-Rifaximin;

UIQBVIBLPYSOHX-HZBWVCEKSA-N

1S/C43H49N3O11/c1-19-14-16-46-28(18-19)44-32-29-30-37(50)25(7)40-31(29)41(52)43(9,57-40)55-17-15-27(54-10)22(4)39(56-26(8)47)24(6)36(49)23(5)35(48)20(2)12-11-13-21(3)42(53)45-33(34(32)46)38(30)51/h11-18,20,22-24,27,35-36,39,48-50H,1-10H3/b12-11+,17-15+,21-13-,45-33-/t20-,22+,23+,24+,27-,35-,36+,39+,43-/m0/s1

O(C(C)=O)[C@@H]1[C@H](C)[C@H](C=CO[C@]2(C)C(C3C(=C(C)C(=C4C(C(C5=C(C=34)N=C3C=C(C)C=CN53)=NC(C(C)=CC=C[C@H](C)[C@@H]([C@@H](C)[C@H]([C@H]1C)O)O)=O)=O)O)O2)=O)OC |c:36,40,t:8,42|