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4-Fluorobenzoyl cyanide

Also known as: (4-Fluorophenyl)oxoacetonitrile, 2-(4-fluorophenyl)-2-oxoacetonitrile, Benzeneacetonitrile, 4-fluoro-α-oxo-, p-Fluorobenzoyl cyanide, p-Fluorophenylcarbonyl cyanide, Glyoxylonitrile, (p-fluorophenyl)-, 4-Fluor-benzoyl-nitril, 4-Fluor-benzoylcyanid, AB1451

4-Fluorobenzoyl cyanide (CAS 658-13-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H4FNO and a molecular weight of 149.12200 g/mol. Key properties include a boiling point of 220.826ºC at 760 mmHg, a density of 1.258g/cm3 and a flash point of 87.353ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
658-13-9
Jingsj CID
J-1420261-0
Molecular Formula
C8H4FNO
Molecular Weight
149.12200 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point220.826ºC at 760 mmHg
Density1.258g/cm3
Flash Point87.353ºC
Exact Mass149.02800
PSA40.86000
LogP1.53198
Refractive Index1.523

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-Fluorobenzoyl cyanide?

The CAS number of 4-Fluorobenzoyl cyanide is 658-13-9.

What are the molecular formula and molecular weight of 4-Fluorobenzoyl cyanide?

4-Fluorobenzoyl cyanide has molecular formula C8H4FNO and molecular weight 149.12200 g/mol.

What are the upstream and downstream products of 4-Fluorobenzoyl cyanide?

For 4-Fluorobenzoyl cyanide, Upstream Products: Trimethylsilyl cyanide, 4-Fluorobenzoyl chloride, Copper(I) cyanide; Downstream Products: 5-(4-fluorophenyl)-3-(3-nitrophenyl)-1,2,4-oxadiazole, 4-Fluorobenzamide.

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-Fluorobenzoyl cyanide (CAS 658-13-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1420261-0 (accessed 2026-11-09).

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