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3-(Methylsulfonyl)benzonitrile

Also known as: 3-Methylsulfonylbenzonitrile, 3-(Methylsulphonyl)benzonitrile, 3-Cyanophenyl methyl sulfone, 3-Methanesulfonylbenzonitrile, 3-Methylsulfon-benzonitril, 3-Methylsulfon-benzoesaeure-nitril, 3-Cyanophenyl methyl sulphone, Benzonitrile, 3-(methylsulfonyl)-

3-(Methylsulfonyl)benzonitrile (CAS 22821-75-6) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H7NO2S and a molecular weight of 181.21200 g/mol. Key properties include a melting point of 103-104 ºC, a boiling point of 378.1ºC at 760 mmHg, a density of 1.32g/cm3 and a flash point of 182.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
22821-75-6
Jingsj CID
J-1515434-4
Molecular Formula
C8H7NO2S
Molecular Weight
181.21200 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point103-104 ºC
Boiling Point378.1ºC at 760 mmHg
Density1.32g/cm3
Flash Point182.5ºC
Exact Mass181.02000
PSA66.31000
LogP2.04258
Vapor Pressure6.45E-06mmHg at 25°C
Refractive Index1.57
Additional PropertySlightly soluble (1.3 g/L) (25 ºC)

Customs & Trade Information

HS Code2926909090
SummaryHS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3-(Methylsulfonyl)benzonitrile?

The CAS number of 3-(Methylsulfonyl)benzonitrile is 22821-75-6.

What are the molecular formula and molecular weight of 3-(Methylsulfonyl)benzonitrile?

3-(Methylsulfonyl)benzonitrile has molecular formula C8H7NO2S and molecular weight 181.21200 g/mol.

What are the upstream and downstream products of 3-(Methylsulfonyl)benzonitrile?

For 3-(Methylsulfonyl)benzonitrile, Upstream Products: 3-(Methylthio)benzonitrile, 3-methylsulfanylaniline,hydrochloride, 3-(Methylsulfonyl)aniline; Downstream Products: 3-(Methylsulfonyl)benzylamine, 3-Methanesulfonyl-5-nitrobenzoic acid.

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

Last updated:

How to cite: Jingsj. "3-(Methylsulfonyl)benzonitrile (CAS 22821-75-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1515434-4 (accessed 2026-11-09).

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