Carbimazole

Also known as: Neomercazole, Athyromazole, Basolest, Tyrazol, Carbimazol, Carbimazolum, Carbinazole, Ethyl 3-methyl-2-thioxo-2,3-dihydro-1H-imidazole-1-carboxylate, 1-Ethoxycarbonyl-3-methyl-2-thioxo-4-imidazoline, 3-Methyl-2-thionoimidazoline-1-carboxylic acid ethyl ester, CG 1, ethyl 3-methyl-2-sulfanylideneimidazole-1-carboxylate, MFCD00027421, Neo-Thyreostat, Thyrostat

Carbimazole (CAS 22232-54-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C7H10N2O2S and a molecular weight of 186.232 g/mol. Key properties include a melting point of 124°C, a boiling point of 240.4±23.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 99.2±22.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 22232-54-8
Jingsj CID: J-48166-3
Molecular Formula: C₇H₁₀N₂O₂S
Molecular Weight: 186.232 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	124°C
Boiling Point	240.4±23.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	99.2±22.6 °C
Exact Mass	186.046295
PSA	68.25000
LogP	0.34
Vapor Pressure	0.0±0.5 mmHg at 25°C
Refractive Index	1.612

Activity & Biological Data

Additional Information	[1]. Taurog, A., The mechanism of action of the thioureylene antithyroid drugs. Endocrinology, 1976. 98(4): p. 1031-46. [2]. Magnusson, R.P., A. Taurog, and M.L. Dorris, Mechanism of iodide-dependent catalatic activity of thyroid peroxidase and lactoperoxidase. J Biol Chem, 1984. 259(1): p. 197-205. [3]. Nakashima, T. and A. Taurog, Rapid conversion of carbimazole to methimazole in serum; evidence for an enzymatic mechanism. Clin Endocrinol (Oxf), 1979. 10(6): p. 637-48.

Additional Information

[1]. Taurog, A., The mechanism of action of the thioureylene antithyroid drugs. Endocrinology, 1976. 98(4): p. 1031-46. [2]. Magnusson, R.P., A. Taurog, and M.L. Dorris, Mechanism of iodide-dependent catalatic activity of thyroid peroxidase and lactoperoxidase. J Biol Chem, 1984. 259(1): p. 197-205. [3]. Nakashima, T. and A. Taurog, Rapid conversion of carbimazole to methimazole in serum; evidence for an enzymatic mechanism. Clin Endocrinol (Oxf), 1979. 10(6): p. 637-48.

Customs & Trade Information

HS Code	2933290090
Summary	2933290090. other compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Carbimazole?

The CAS number of Carbimazole is 22232-54-8.

What are the molecular formula and molecular weight of Carbimazole?

Carbimazole has molecular formula C7H10N2O2S and molecular weight 186.232 g/mol.

What are the upstream and downstream products of Carbimazole?

For Carbimazole, Upstream Products: 1-methylimidazole, Methimazole, Pyridine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Carbimazole (CAS 22232-54-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48166-3 (accessed 2026-11-09).

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