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4-(Trifluoromethylsulfonyl)benzonitrile

Also known as: 4-(Trifluoromethanesulphonyl)benzonitrile, 4-Cyanophenyl trifluoromethyl sulphone, 4-(Trifluoromethylsulphonyl)benzonitrile, 4-[(trifluoromethyl)sulfonyl]benzonitrile, 4-trifluoromethanesulfonylbenzonitrile, 4-trifluoromethanesulphonylbenzonitrile, p-cyanophenyl trifluoromethyl sulfone, 4-Trifluormethansulfonyl-benzonitril, 4-(Trifluoromethanesulfonyl)benzonitrile, 4-((Trifluoromethyl)sulfonyl)benzonitrile

4-(Trifluoromethylsulfonyl)benzonitrile (CAS 312-21-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H4F3NO2S and a molecular weight of 235.18300 g/mol. Key properties include a melting point of 89-94°C, a boiling point of 322.4ºC at 760mmHg, a density of 1.54g/cm3 and a flash point of 148.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
312-21-0
Jingsj CID
J-38857-8
Molecular Formula
C8H4F3NO2S
Molecular Weight
235.18300 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Melting Point89-94°C
Boiling Point322.4ºC at 760mmHg
Density1.54g/cm3
Flash Point148.8ºC
Exact Mass234.99100
PSA66.31000
LogP2.93258
Refractive Index1.543

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 4-(Trifluoromethylsulfonyl)benzonitrile?

The CAS number of 4-(Trifluoromethylsulfonyl)benzonitrile is 312-21-0.

What are the molecular formula and molecular weight of 4-(Trifluoromethylsulfonyl)benzonitrile?

4-(Trifluoromethylsulfonyl)benzonitrile has molecular formula C8H4F3NO2S and molecular weight 235.18300 g/mol.

What are the upstream and downstream products of 4-(Trifluoromethylsulfonyl)benzonitrile?

For 4-(Trifluoromethylsulfonyl)benzonitrile, Upstream Products: 1-(Trifluoromethyl)-1,2-benziodoxol-3(1H)-one, 4-(Trifluoromethylthio)benzonitrile; Downstream Products: 4-(4-Cyanophenyl)morpholine.

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

Last updated:

How to cite: Jingsj. "4-(Trifluoromethylsulfonyl)benzonitrile (CAS 312-21-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-38857-8 (accessed 2026-11-09).

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