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Rifamycin B · CAS 13929-35-6 · C39H49NO14. UNII 8DDB535DJI.
| CAS Registry Number | 13929-35-6 |
|---|---|
| PubChem CID | 5459948 |
| Molecular formula | C39H49NO14 |
| IUPAC name | 2-[[(7S,9E,11S,12R,13S,14R,15R,16R,17S,18S,19E,21Z)-13-acetyloxy-2,15,17,29-tetrahydroxy-11-methoxy-3,7,12,14,16,18,22-heptamethyl-6,23-dioxo-8,30-dioxa-24-azatetracyclo[23.3.1.14,7.05,28]triaconta-1(29),2,4,9,19,21,25,27-octaen-27-yl]oxy]acetic acid |
| UNII (FDA) | 8DDB535DJI |
| Molecular Weight | 755.8 |
|---|---|
| XLogP3 | 4.8 |
| Hydrogen Bond Donor Count | 6 |
| Hydrogen Bond Acceptor Count | 14 |
| Rotatable Bond Count | 6 |
| Exact Mass | 755.31530524 |
| Monoisotopic Mass | 755.31530524 |
| Topological Polar Surface Area | 228 |
| Heavy Atom Count | 54 |
| Formal Charge | 0 |
| Reported hazard statements | H319 (100%) |
|---|
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
P264+P265, P280, P305+P351+P338, and P337+P317 (click each P-code to see the statement)
RIFAMYCIN B; Nancimycin; 13929-35-6; 4-O-(Carboxymethyl)rifamycin; 8DDB535DJI; CHEBI:17876; DTXSID901037384; NSC-145604; RefChem:179425; DTXCID801521425; 237-697-8; Nacimycin; Rifomycin B; NCI 145-604; C39H49NO14; UNII-8DDB535DJI
CAS 13929-35-6; molecular formula C39H49NO14; molecular weight — g/mol.
RIFAMYCIN B, Nancimycin, 13929-35-6, 4-O-(Carboxymethyl)rifamycin, 8DDB535DJI, CHEBI:17876.
Hazard statements reported: H319.
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.