3-Chloro-6-methyl-dibenzo[c,f][1,2]thiazepin-11(6H)-one 5,5-dioxide

3-氯-6-甲基二苯并[c,f][1,2]硫氮杂卓-11(6H)-酮 5,5-二氧化物

Also known as: 3-Chloro-6,11-dihydro-6-methyl-5,5,11-trioxodibenzo[c,f][1,2]thiazepine, 3-Chloro-6,11-dihydro-6-methyl-11-oxodibenzo[c,f][1,2]thiazepine 5,5-dioxide, 3-chloro-10-dioxo-11-methyl-dibenzo[c,f][1,2]thiazepine-5-one, 3-chloro-6-methyl-5,5-dioxobenzo[c][2,1]benzothiazepin-11-one, Dibenzo[c,f][1,2]thiazepin-11(6H)-one, 3-chloro-6-methyl-, 5,5-dioxide, MFCD07368146

3-Chloro-6-methyl-dibenzo[c,f][1,2]thiazepin-11(6H)-one 5,5-dioxide (CAS 26638-53-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C14H10ClNO3S and a molecular weight of 307.752 g/mol. It is also known as 3-Chloro-6,11-dihydro-6-methyl-5,5,11-trioxodibenzo[c,f][1,2]thiazepine, 3-Chloro-6,11-dihydro-6-methyl-11-oxodibenzo[c,f][1,2]thiazepine 5,5-dioxide and 3-chloro-10-dioxo-11-methyl-dibenzo[c,f][1,2]thiazepine-5-one. Key properties include a boiling point of 494.6±55.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 252.9±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
26638-53-9
Jingsj CID
J-1360733-3
Molecular Formula
C14H10ClNO3S
Chinese Name
3-氯-6-甲基二苯并[c,f][1,2]硫氮杂卓-11(6H)-酮 5,5-二氧化物
Molecular Weight
307.752 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point494.6±55.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point252.9±31.5 °C

Frequently Asked Questions

What is the CAS number of 3-Chloro-6-methyl-dibenzo[c,f][1,2]thiazepin-11(6H)-one 5,5-dioxide?

The CAS number of 3-Chloro-6-methyl-dibenzo[c,f][1,2]thiazepin-11(6H)-one 5,5-dioxide is 26638-53-9.

What are the molecular formula and molecular weight of 3-Chloro-6-methyl-dibenzo[c,f][1,2]thiazepin-11(6H)-one 5,5-dioxide?

3-Chloro-6-methyl-dibenzo[c,f][1,2]thiazepin-11(6H)-one 5,5-dioxide has molecular formula C14H10ClNO3S and molecular weight 307.752 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Chloro-6-methyl-dibenzo[c,f][1,2]thiazepin-11(6H)-one 5,5-dioxide (CAS 26638-53-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1360733-3 (accessed 2026-10-24).

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