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4-acetylphenyl isothiocyanate

4-乙酰苯基异硫氰酸酯

Also known as: 1-(4-isothiocyanatophenyl)ethanone, 4'-isothiocyanatoacetophenone, 4-Acetylphenyl isothiocyanate, 4-Acetyl-phenylisothiocyanat, 4-Acetyl-phenylsenfoel, 4-Acetyl-phenylthiocarbimid, 4-acetophenyl isothiocyanate, 4-acetylbenzenisothiocyanate, 4-acetylphenyl thiocyanate, AKOS B022538, MFCD00041100, Phenylisothiocyanate, 4-acetyl

4-acetylphenyl isothiocyanate (CAS 2131-57-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H7NOS and a molecular weight of 177.22300 g/mol. It is also known as 1-(4-isothiocyanatophenyl)ethanone, 4'-isothiocyanatoacetophenone and 4-Acetylphenyl isothiocyanate. Key properties include a melting point of 82 °C, a boiling point of 112 °C, a density of 1.11g/cm3 and a flash point of 112°C/6mm. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2131-57-9
Jingsj CID
J-44675-6
Molecular Formula
C9H7NOS
Chinese Name
4-乙酰苯基异硫氰酸酯
Molecular Weight
177.22300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point82 °C
Boiling Point112 °C
Density1.11g/cm3
Flash Point112°C/6mm

Frequently Asked Questions

What is the CAS number of 4-acetylphenyl isothiocyanate?

The CAS number of 4-acetylphenyl isothiocyanate is 2131-57-9.

What are the molecular formula and molecular weight of 4-acetylphenyl isothiocyanate?

4-acetylphenyl isothiocyanate has molecular formula C9H7NOS and molecular weight 177.22300 g/mol.

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

Last updated:

How to cite: Jingsj. "4-acetylphenyl isothiocyanate (CAS 2131-57-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44675-6 (accessed 2026-10-23).

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