Rifampicin

利福平

Also known as: Rifampin, Rifadin, Rimactane, 3-(4-Methylpiperazinyliminomethyl)rifamycin SV, Rifamycin AMP, Eremfat, Rifobac

Rifampicin (CAS 13292-46-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C43H58N4O12 and a molecular weight of 822.940 g/mol. It is also known as Rifampin, Rifadin and Rimactane. Key properties include a melting point of 183ºC (dec.), a boiling point of 1004.4±65.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 561.3±34.3 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 13292-46-1
Jingsj CID: J-33656-3
Molecular Formula: C₄₃H₅₈N₄O₁₂
Chinese Name: 利福平
Molecular Weight: 822.940 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	183ºC (dec.)
Boiling Point	1004.4±65.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	561.3±34.3 °C
Exact Mass	822.405151
PSA	220.15000
LogP	1.09
Vapor Pressure	0.0±0.3 mmHg at 25°C
Refractive Index	1.613
Additional Property	chloroform: soluble50mg/mL, clear

GHS Safety & Compliance

IrritantSignal word: Warning

H302 — Harmful if swallowed

Activity & Biological Data

Additional Information	[1]. Piriou A, et al. Fatty liver induced by high doses of rifampicin in the rat: possible relation with an inhibition of RNA polymerases in eukariotic cells. Arch Toxicol Suppl. 1979;(2):333-7. [2]. Yu J, et al. Monitoring in vivo fitness of rifampicin-resistant Staphylococcus aureus mutants in a mouse biofilm infection model. J Antimicrob Chemother. 2005 Apr;55(4):528-34. Epub 2005 Mar 2. [3]. Erokhina MV, et al. [In vitro development of rifampicin resistance in the epithelial cells]. Probl Tuberk Bolezn Legk. 2006;(8):58-61.

Additional Information

[1]. Piriou A, et al. Fatty liver induced by high doses of rifampicin in the rat: possible relation with an inhibition of RNA polymerases in eukariotic cells. Arch Toxicol Suppl. 1979;(2):333-7. [2]. Yu J, et al. Monitoring in vivo fitness of rifampicin-resistant Staphylococcus aureus mutants in a mouse biofilm infection model. J Antimicrob Chemother. 2005 Apr;55(4):528-34. Epub 2005 Mar 2. [3]. Erokhina MV, et al. [In vitro development of rifampicin resistance in the epithelial cells]. Probl Tuberk Bolezn Legk. 2006;(8):58-61.

Customs & Trade Information

HS Code	2941903000

Frequently Asked Questions

What is the CAS number of Rifampicin?

The CAS number of Rifampicin is 13292-46-1.

What are the molecular formula and molecular weight of Rifampicin?

Rifampicin has molecular formula C43H58N4O12 and molecular weight 822.940 g/mol.

Is Rifampicin hazardous?

Rifampicin has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.

What are the upstream and downstream products of Rifampicin?

For Rifampicin, Upstream Products: 1-Amino-4-methylpiperazine, Pyrrolidine, acetic acid; Downstream Products: 3-Formyl rifamycin SV.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Rifampicin (CAS 13292-46-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33656-3 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.