Rifamycin S CAS:13553-79-2

CAS: 13553-79-2

MF: C37H45NO12

MW: 695.75

EINECS: 236-938-4

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)-tetron;4-dideoxy-1,4-dihydro-1,4-dioxo-rifamycin;RIFAMPICIN S;RIFAMYCIN S;Rifaximin EP Impurity E (Rifamycin S);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);Rifamycin EP Impurity B

Description

Rifamycin S

Rifamycin S Basic information
Product 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)-tetron;4-dideoxy-1,4-dihydro-1,4-dioxo-rifamycin;RIFAMPICIN S;RIFAMYCIN S;Rifaximin EP Impurity E (Rifamycin S);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);Rifamycin EP Impurity B
CAS:	13553-79-2
MF:	C37H45NO12
MW:	695.75
EINECS:	236-938-4
Product Categories:	Antibiotics;Chiral Reagents;Intermediates & Fine Chemicals;Pharmaceuticals
Mol File:	13553-79-2.mol
Rifamycin S Chemical Properties
Melting point	179-181°C (dec.)
alpha	D20 +476° (c = 0.1 in methanol)
Boiling point	700.89°C (rough estimate)
density	1.2387 (rough estimate)
refractive index	1.6630 (estimate)
form	neat
pka	3.85±0.70(Predicted)
λmax	390nm(MeOH)(lit.)
Merck	14,8217
InChIKey	BTVYFIMKUHNOBZ-ODRIEIDWSA-N

Rifamycin S CAS:13553-79-2

Description

Rifamycin S

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