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1,3-Dimethyl-1H-imidazole-2(3H)-thione

Also known as: 1,3-Dimethylimidazole-2-thione, 2-Thioxo-1,3-dimethyl-1H-imidazole, 1,3-Dimethyl-2(3H)-imidazolethione, 1,3-Dihydro-1,3-dimethyl-2H-imidazole-2-thione, 2H-Imidazole-2-thione, 1,3-dihydro-1,3-dimethyl-

1,3-Dimethyl-1H-imidazole-2(3H)-thione (CAS 6596-81-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H8N2S and a molecular weight of 128.19500 g/mol. Key properties include a boiling point of 162ºC at 760 mmHg, a density of 1.22g/cm3 and a flash point of 51.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6596-81-2
Jingsj CID
J-1484445-2
Molecular Formula
C5H8N2S
Molecular Weight
128.19500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point162ºC at 760 mmHg
Density1.22g/cm3
Flash Point51.8ºC
Exact Mass128.04100
PSA41.95000
LogP1.09310
Refractive Index1.646
Storage Conditions2-8°C

Customs & Trade Information

HS Code2933290090
Summary2933290090. 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 1,3-Dimethyl-1H-imidazole-2(3H)-thione?

The CAS number of 1,3-Dimethyl-1H-imidazole-2(3H)-thione is 6596-81-2.

What are the molecular formula and molecular weight of 1,3-Dimethyl-1H-imidazole-2(3H)-thione?

1,3-Dimethyl-1H-imidazole-2(3H)-thione has molecular formula C5H8N2S and molecular weight 128.19500 g/mol.

What are the upstream and downstream products of 1,3-Dimethyl-1H-imidazole-2(3H)-thione?

For 1,3-Dimethyl-1H-imidazole-2(3H)-thione, Upstream Products: 1,3-dimethylimidazolium iodide, Formaldehyde, Ethylamine.

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

Last updated:

How to cite: Jingsj. "1,3-Dimethyl-1H-imidazole-2(3H)-thione (CAS 6596-81-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1484445-2 (accessed 2026-11-09).

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