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Bacitracin

Also known as: Ayfivin, Baciguent, Bacitracin A, Bacitracinum, Zutracin

Bacitracin (CAS 1405-87-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C66H103N17O16S and a molecular weight of 1422.693 g/mol. Key properties include a melting point of 221-225°C, a boiling point of 1755.5±65.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 1015.5±34.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1405-87-4
Jingsj CID
J-27660-1
Molecular Formula
C66H103N17O16S
Molecular Weight
1422.693 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point221-225°C
Boiling Point1755.5±65.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point1015.5±34.3 °C
Exact Mass1421.748901
PSA556.17000
LogP-2.21
Vapor Pressure0.0±0.3 mmHg at 25°C
Refractive Index1.655

Activity & Biological Data

Additional Information[1]. Si W, et al. Colistin Induces S. aureus Susceptibility to Bacitracin. Front Microbiol. 2018 Nov 20;9:2805.

Customs & Trade Information

HS Code2941909000

Frequently Asked Questions

What is the CAS number of Bacitracin?

The CAS number of Bacitracin is 1405-87-4.

What are the molecular formula and molecular weight of Bacitracin?

Bacitracin has molecular formula C66H103N17O16S and molecular weight 1422.693 g/mol.

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

Last updated:

How to cite: Jingsj. "Bacitracin (CAS 1405-87-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27660-1 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.