CAS: 13929-35-6 - Rifamycin B

Formula:C₃₉H₄₉NO₁₄

InChI:InChI=1S/C39H49NO14/c1-17-11-10-12-18(2)38(49)40-24-15-26(51-16-27(42)43)28-29(34(24)47)33(46)22(6)36-30(28)37(48)39(8,54-36)52-14-13-25(50-9)19(3)35(53-23(7)41)21(5)32(45)20(4)31(17)44/h10-15,17,19-21,25,31-32,35,44-47H,16H2,1-9H3,(H,40,49)(H,42,43)/b11-10+,14-13+,18-12-/t17-,19+,20+,21+,25-,31-,32+,35+,39-/m0/s1

InChI key:InChIKey=SQTCRTQCPJICLD-KTQDUKAHSA-N

SMILES:O=C(O)COC1=CC=2NC(=O)C(=CC=CC(C)C(O)C(C)C(O)C(C)C(OC(=O)C)C(C)C(OC)C=COC3(OC=4C(C3=O)=C1C(C2O)=C(O)C4C)C)C

Synonyms:
2,7-(Epoxypentadeca[1,11,13]trienimino)naphtho[2,1-b]furan, rifamycin deriv.
4-O-(Carboxymethyl)rifamycin
Acetic acid, [(1,2-dihydro-5,6,17,19,21-pentahydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-1,11-dioxo-2,7-(epoxypentadeca[1,11,13]trienimino)naphtho[2,1-b]furan-9-yl)oxy]-, 21-acetate
NSC 145604
Nancimycin
Rifamycin, 4-O-(carboxymethyl)-
Rifomycin B
{[(14E,24E)-21-(acetyloxy)-5,6,17,19-tetrahydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-1,11-dioxo-1,2-dihydro-2,7-(epoxypentadeca[1,11,13]trienoimino)naphtho[2,1-b]furan-9-yl]oxy}acetic acid
{[(24E)-21-(acetyloxy)-5,6,17,19-tetrahydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-1,11-dioxo-1,2-dihydro-2,7-(epoxypentadeca[1,11,13]trienoimino)naphtho[2,1-b]furan-9-yl]oxy}acetic acid
{[(2S,16S,17S,18R,19R,20S,21S,22S,23S)-21-(acetyloxy)-5,6,17,19-tetrahydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-1,11-dioxo-1,2-dihydro-2,7-(epoxypentadeca[1,11,13]trienoimino)naphtho[2,1-b]furan-9-yl]oxy}acetic acid
See more synonyms

Found 4 products.

Product data	Purity	Price range	Estimated delivery
Rifamycin B CRS REF: 41-R0900000CAS: 13929-35-6	- - -	115.00 €	Wed 29 May 24
Rifaximin EP Impurity B (Rifamycin B) REF: 4Z-R-3511CAS: 13929-35-6	- - -	To inquire	Fri 07 Jun 24
Rifamycin B REF: TR-R508170CAS: 13929-35-6	- - -	274.00 €~1,886.00 €	Mon 10 Jun 24
Rifamycin B REF: 3D-FR178810CAS: 13929-35-6	Min. 95%	104.00 €~683.00 €	Fri 12 Jul 24