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1,2,3-Benzothiadiazole-5-carboxaldehyde

1,2,3-苯并噻二唑-5-甲醛

Also known as: 1,2,3-Benzothiadiazole-5-carbaldehyde, 5-Formyl-1,2,3-benzothiadiazole, benzo[1,2,3]thiadiazole-5-carboxaldehyde, benzo[d][1,2,3]thiadiazole-5-carbaldehyde

1,2,3-Benzothiadiazole-5-carboxaldehyde (CAS 394223-15-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H4N2OS and a molecular weight of 164.184 g/mol. It is also known as 1,2,3-Benzothiadiazole-5-carbaldehyde, 5-Formyl-1,2,3-benzothiadiazole and benzo[1,2,3]thiadiazole-5-carboxaldehyde. Key properties include a melting point of 102-104ºC, a boiling point of 306.7±34.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 139.3±25.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
394223-15-5
Jingsj CID
J-1138336-5
Molecular Formula
C7H4N2OS
Chinese Name
1,2,3-苯并噻二唑-5-甲醛
Molecular Weight
164.184 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point102-104ºC
Boiling Point306.7±34.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point139.3±25.7 °C

Frequently Asked Questions

What is the CAS number of 1,2,3-Benzothiadiazole-5-carboxaldehyde?

The CAS number of 1,2,3-Benzothiadiazole-5-carboxaldehyde is 394223-15-5.

What are the molecular formula and molecular weight of 1,2,3-Benzothiadiazole-5-carboxaldehyde?

1,2,3-Benzothiadiazole-5-carboxaldehyde has molecular formula C7H4N2OS and molecular weight 164.184 g/mol.

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

Last updated:

How to cite: Jingsj. "1,2,3-Benzothiadiazole-5-carboxaldehyde (CAS 394223-15-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1138336-5 (accessed 2026-10-25).

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