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2-Hydrazinyl-4-methyl-1,3-benzothiazole

Also known as: 4-Methyl-2-hydrazino benzothiazole, 4-Methyl-2-benzothiazolehydrazine, 2-Hydrazino-4-methylbenzothiazole, 2-Hydrazino-4-methyl-1,3-benzothiazole, 4-Methyl-2-hydrazinobenzothiazole, (4-Methyl-1,3-benzothiazol-2-yl)hydrazine, 2(3H)-Benzothiazolone, 4-methyl-, hydrazone

2-Hydrazinyl-4-methyl-1,3-benzothiazole (CAS 20174-68-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H9N3S and a molecular weight of 179.242 g/mol. Key properties include a melting point of 163 - 165ºC(lit.), a boiling point of 340.3±35.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 159.6±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20174-68-9
Jingsj CID
J-1077871-1
Molecular Formula
C8H9N3S
Molecular Weight
179.242 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point163 - 165ºC(lit.)
Boiling Point340.3±35.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point159.6±25.9 °C
Exact Mass179.051712
PSA79.18000
LogP2.17
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.775

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. 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-Hydrazinyl-4-methyl-1,3-benzothiazole?

The CAS number of 2-Hydrazinyl-4-methyl-1,3-benzothiazole is 20174-68-9.

What are the molecular formula and molecular weight of 2-Hydrazinyl-4-methyl-1,3-benzothiazole?

2-Hydrazinyl-4-methyl-1,3-benzothiazole has molecular formula C8H9N3S and molecular weight 179.242 g/mol.

What are the upstream and downstream products of 2-Hydrazinyl-4-methyl-1,3-benzothiazole?

For 2-Hydrazinyl-4-methyl-1,3-benzothiazole, Downstream Products: 2-chloro-4-methylbenzothiazole, Tricyclazole.

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-Hydrazinyl-4-methyl-1,3-benzothiazole (CAS 20174-68-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1077871-1 (accessed 2026-11-06).

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