5-Methoxy-2-methyl-1,3-benzothiazole

5-甲氧基-2-甲基苯并噻唑

Also known as: 2-Methyl-5-methoxy-benzothiazole, 2-Methyl-5-methoxy-1,3-benzothiazole, 5-Methoxy-2-methylbenzothiazole, 5-Methoxy-2-methyl-benzothiazol, 5-Methoxy-2-methylbenzo[d]thiazole, Benzothiazole, 5-methoxy-2-methyl-, EINECS 220-929-7, MFCD00082664

5-Methoxy-2-methyl-1,3-benzothiazole (CAS 2941-69-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H9NOS and a molecular weight of 179.239 g/mol. It is also known as 2-Methyl-5-methoxy-benzothiazole, 2-Methyl-5-methoxy-1,3-benzothiazole and 5-Methoxy-2-methylbenzothiazole. Key properties include a melting point of 36-40 °C(lit.), a boiling point of 284.2±13.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 125.7±19.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2941-69-7
Jingsj CID
J-15258-1
Molecular Formula
C9H9NOS
Chinese Name
5-甲氧基-2-甲基苯并噻唑
Molecular Weight
179.239 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point36-40 °C(lit.)
Boiling Point284.2±13.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point125.7±19.8 °C

Frequently Asked Questions

What is the CAS number of 5-Methoxy-2-methyl-1,3-benzothiazole?

The CAS number of 5-Methoxy-2-methyl-1,3-benzothiazole is 2941-69-7.

What are the molecular formula and molecular weight of 5-Methoxy-2-methyl-1,3-benzothiazole?

5-Methoxy-2-methyl-1,3-benzothiazole has molecular formula C9H9NOS and molecular weight 179.239 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Methoxy-2-methyl-1,3-benzothiazole (CAS 2941-69-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-15258-1 (accessed 2026-10-22).

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