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2,5,6-Trimethylbenzothiazole

Also known as: 2,5,6-Trimethyl-1,3-benzothiazole, 2,5,6-Trimethylbenzo[d]thiazole, Benzothiazole, 2,5,6-trimethyl-, 2,5,6-Trimethylbenzthiazole, MFCD00128832, EINECS 227-148-0

2,5,6-Trimethylbenzothiazole (CAS 5683-41-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H11NS and a molecular weight of 177.266 g/mol. Key properties include a melting point of 81-85 °C, a boiling point of 284.1±9.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 126.9±7.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5683-41-0
Jingsj CID
J-17803-0
Molecular Formula
C10H11NS
Molecular Weight
177.266 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point81-85 °C
Boiling Point284.1±9.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point126.9±7.6 °C
Exact Mass177.061218
PSA41.13000
LogP3.33
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.628
Additional Propertyinsoluble

Customs & Trade Information

HS Code2934200090
Summary2934200090. other compounds containing in the structure a benzothiazole ring-system (whether or not hydrogenated), not further fused. 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 2,5,6-Trimethylbenzothiazole?

The CAS number of 2,5,6-Trimethylbenzothiazole is 5683-41-0.

What are the molecular formula and molecular weight of 2,5,6-Trimethylbenzothiazole?

2,5,6-Trimethylbenzothiazole has molecular formula C10H11NS and molecular weight 177.266 g/mol.

What are the upstream and downstream products of 2,5,6-Trimethylbenzothiazole?

For 2,5,6-Trimethylbenzothiazole, Upstream Products: 2-amino-5,6-dimethylbenzothiazole, N-(4,5-dimethyl-2-nitrophenyl)acetamide, 4,5-Dimethyl-2-nitroaniline.

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

Last updated:

How to cite: Jingsj. "2,5,6-Trimethylbenzothiazole (CAS 5683-41-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-17803-0 (accessed 2026-11-09).

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