Rifamycin S

CAS: 13553-79-2

Ref. TR-R508210

Product Information

• Name: Rifamycin S
• Synonyms: 1,4-Dideoxy-1,4-dihydro-1,4-dioxo-rifamycin, 2,7-(Epoxypentadeca[1,11,13]trienimino)naphtho[2,1-b]furan-1,6,9,11(2H)-tetrone, 5,17,19,21-tetrahydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-, 21-acetate (7CI,8CI), Rifomycin S (6CI), 2,7-(Epoxypentadeca[1,11,13]trienimino)naphtho[2,1-b]furan, rifamycin deriv., NSC 144130, Rifaximin Imp E (EP), Rifamycin Sodium Impurity B, Rifaximin Impurity E, Rifamycin Impurity B, (14E,24E)-5,17,19-trihydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-1,6,9,11-tetraoxo-1,2,6,9-tetrahydro-2,7-(epoxypentadeca[1,11,13]trienoimino)naphtho[2,1-b]furan-21-yl acetate, (2S,12Z,14E,16S,17S,18R,19R,20R,21S,22R,23S,24E)-5,17,19-trihydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-1,6,9,11-tetraoxo-1,2,6,9-tetrahydro-2,7-(epoxypentadeca[1,11,13]trienoimino)naphtho[2,1-b]furan-21-yl acetate, 1,4-Dideoxy-1,4-dihydro-1,4-dioxorifamycin, 2,7-(Epoxypentadeca(1,11,13)trienimino)naphtho(2,1-b)furan-1,6,9,11(2H)-tetrone, 5,17,19,21-tetrahydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-, 21-acetate, 2,7-(Epoxypentadeca[1,11,13]trienimino)naphtho[2,1-b]furan, rifamycin deriv., 5,17,19-Trihydroxy-23-Methoxy-2,4,12,16,18,20,22-Heptamethyl-1,6,9,11-Tetraoxo-1,2,6,9-Tetrahydro-2,7-(Epoxypentadeca[1,11,13]Trienoimino)Naphtho[2,1-B]Furan-21-Yl Acetate, Brn 0604802, Nci 144-130, Nsc 144130, Rifamycin, 1,4-dideoxy-1,4-dihydro-1,4-dioxo-, Rifomycin S, Unii-Pi53N820Jv

Description

Impurity Rifaximin EP Impurity E
Applications Rifamycin S (Rifaximin EP Impurity E) is a semi-synthetic antibiotic.
References Li, J., et al.: Bioorg. Med. Chem. Lett., 17, 5510 (2007), Patil, R., et al.: J. Pure & App. Microbiol., 2, 211 (2008),

• Brand: TRC

Chemical properties

• Molecular weight: 695.75
• Formula: C₃₇H₄₅NO₁₂
• Color/Form: Neat
• InChI: InChI=1S/C37H45NO12/c1-16-11-10-12-17(2)36(46)38-23-15-24(40)26-27(32(23)44)31(43)21(6)34-28(26)35(45)37(8,50-34)48-14-13-25(47-9)18(3)33(49-22(7)39)20(5)30(42)19(4)29(16)41/h10-16,18-20,25,29-30,33,41-43H,1-9H3,(H,38,46)/b11-10+,14-13+,17-12-/t16-,18+,19+,20+,25-,29-,30+,33+,37-/m0/s1
• InChI key: InChIKey=BTVYFIMKUHNOBZ-ODRIEIDWSA-N
• SMILES: CO[C@H]1C=CO[C@@]2(C)Oc3c(C)c(O)c4c(c3C2=O)C(=O)C=C(NC(=O)C(C)=CC=C[C@H](C)[C@H](O)[C@@H](C)[C@@H](O)[C@@H](C)[C@H](OC(C)=O)[C@@H]1C)C4=O