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Cyclacillin

环己西林

Also known as: Ciclacillin, Ciclacillum, Citosarin, Cyclapen, Vastcillin, Vipicil, Wy 4508, Syngacillin, Ultracillin, Bastcillin, Calthor, NSC 88789, 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 6-[[(1-aminocyclohexyl)carbonyl]amino]-3,3-dimethyl-7-oxo-, (2S,5R,6R)-, 6-(1-Aminocyclohexanecarboxamido)penicillanic acid, (2S,5R,6R)-6-[(1-aminocyclohexanecarbonyl)amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

Cyclacillin (CAS 3485-14-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C15H23N3O4S and a molecular weight of 341.42600 g/mol. It is also known as Ciclacillin, Ciclacillum and Citosarin. Key properties include a melting point of 182-183° (anhydrate) (Hou, Poole); mp 156-158° (dec) (Alburn et al.), a boiling point of 649.6ºC at 760mmHg and a density of 1.4g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3485-14-1
Jingsj CID
J-20115-9
Molecular Formula
C15H23N3O4S
Chinese Name
环己西林
Molecular Weight
341.42600 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point182-183° (anhydrate) (Hou, Poole); mp 156-158° (dec) (Alburn et al.)
Boiling Point649.6ºC at 760mmHg
Density1.4g/cm3

Frequently Asked Questions

What is the CAS number of Cyclacillin?

The CAS number of Cyclacillin is 3485-14-1.

What are the molecular formula and molecular weight of Cyclacillin?

Cyclacillin has molecular formula C15H23N3O4S and molecular weight 341.42600 g/mol.

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

Last updated:

How to cite: Jingsj. "Cyclacillin (CAS 3485-14-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20115-9 (accessed 2026-10-23).

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