3-Isothiocyanatobenzoic acid

3-异硫氰酸基苯甲酸

Also known as: Benzoic acid, 3-isothiocyanato-, 3-Carboxyphenyl isothiocyanate, 3-Carboxyphenyl isothiocyanate-97%, m-carboxyphenyl isothiocyanate, 3-Isothiocyanatobenzoic acid, Benzoic acid, 3-isothiocyanato-, NSC 53162, MFCD00041367, RARECHEM AL BO 0439

3-Isothiocyanatobenzoic acid (CAS 2131-63-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H5NO2S and a molecular weight of 179.19600 g/mol. It is also known as Benzoic acid, 3-isothiocyanato-, 3-Carboxyphenyl isothiocyanate and 3-Carboxyphenyl isothiocyanate-97%. Key properties include a melting point of 165 °C, a boiling point of 381.2ºC at 760mmHg, a density of 1.27g/cm3 and a flash point of 184.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2131-63-7
Jingsj CID
J-20719-9
Molecular Formula
C8H5NO2S
Chinese Name
3-异硫氰酸基苯甲酸
Molecular Weight
179.19600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point165 °C
Boiling Point381.2ºC at 760mmHg
Density1.27g/cm3
Flash Point184.4ºC

Frequently Asked Questions

What is the CAS number of 3-Isothiocyanatobenzoic acid?

The CAS number of 3-Isothiocyanatobenzoic acid is 2131-63-7.

What are the molecular formula and molecular weight of 3-Isothiocyanatobenzoic acid?

3-Isothiocyanatobenzoic acid has molecular formula C8H5NO2S and molecular weight 179.19600 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Isothiocyanatobenzoic acid (CAS 2131-63-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20719-9 (accessed 2026-10-22).

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