Chlormezanone
Also known as: 2-(4-Chlorophenyl)-3-methyl-1,3-thiazinan-4-one 1,1-dioxide, 2-(p-Chlorophenyl)tetrahydro-3-methyl-4H-1,3-thiazin-4-one 1,1-dioxide, Fenarol, Trancopal, Lobak, Mio-Sed, Rexan, Rilansyl, Suprotran, Tanafol, Transanate
Chlormezanone (CAS 80-77-3) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C11H12ClNO3S and a molecular weight of 273.736 g/mol. Key properties include a melting point of 114ºC, a boiling point of 534.5±50.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 277.1±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 80-77-3
- Jingsj CID
- J-19539-7
- Molecular Formula
- C11H12ClNO3S
- Molecular Weight
- 273.736 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 114ºC |
|---|---|
| Boiling Point | 534.5±50.0 °C at 760 mmHg |
| Density | 1.4±0.1 g/cm3 |
| Flash Point | 277.1±30.1 °C |
| Exact Mass | 273.022644 |
| PSA | 62.83000 |
| LogP | 0.86 |
| Vapor Pressure | 0.0±1.4 mmHg at 25°C |
| Refractive Index | 1.580 |
| Storage Conditions | Store at RT |
Activity & Biological Data
| Target | Benzodiazepine[1] |
|---|---|
| Additional Information | [1]. Sukehiro CHIBA, et al. EFFECTS OF NEW s-TRIAZOLOBENZODIAZEPINE (D-4OTA) AND OTHER CENTRAL MUSCLE RELAXANTS ON SPINAL AND SUPRASPINAL REFLEXES IN CATS. Japan. J. Pharmacol, 23, 83-96 (1973). |
Frequently Asked Questions
What is the CAS number of Chlormezanone?
The CAS number of Chlormezanone is 80-77-3.
What are the molecular formula and molecular weight of Chlormezanone?
Chlormezanone has molecular formula C11H12ClNO3S and molecular weight 273.736 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. "Chlormezanone (CAS 80-77-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-19539-7 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.