9-Fluorenone-4-carbonyl chloride

Also known as: 9-oxofluorene-4-carbonyl chloride, 9-Oxo-4-fluorenecarbonyl chloride, 9-Oxo-fluoren-4-carbonylchlorid, 9-fluorenone-4-carboxylic acid chloride, 9-oxo-fluorene-4-carbonyl chloride, MFCD00009931, fluorene-9-one-4-carboxylic chloride

9-Fluorenone-4-carbonyl chloride (CAS 7071-83-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C14H7ClO2 and a molecular weight of 242.65700 g/mol. Key properties include a melting point of 139-141ºC(lit.), a boiling point of 420.1ºC at 760 mmHg, a density of 1.417g/cm3 and a flash point of 177.4ºC. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage and H351 — Suspected of causing cancer. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 7071-83-2
Jingsj CID: J-10465-4
Molecular Formula: C₁₄H₇ClO₂
Molecular Weight: 242.65700 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	139-141ºC(lit.)
Boiling Point	420.1ºC at 760 mmHg
Density	1.417g/cm3
Flash Point	177.4ºC
Exact Mass	242.01300
PSA	34.14000
LogP	3.27700
Refractive Index	1.672

GHS Safety & Compliance

Corrosion / Health HazardSignal word: Danger

H314 — Causes severe skin burns and eye damage
H351 — Suspected of causing cancer

Customs & Trade Information

HS Code	2918300090
Summary	2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 9-Fluorenone-4-carbonyl chloride?

The CAS number of 9-Fluorenone-4-carbonyl chloride is 7071-83-2.

What are the molecular formula and molecular weight of 9-Fluorenone-4-carbonyl chloride?

9-Fluorenone-4-carbonyl chloride has molecular formula C14H7ClO2 and molecular weight 242.65700 g/mol.

Is 9-Fluorenone-4-carbonyl chloride hazardous?

9-Fluorenone-4-carbonyl chloride has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage; H351 — Suspected of causing cancer.

What are the upstream and downstream products of 9-Fluorenone-4-carbonyl chloride?

For 9-Fluorenone-4-carbonyl chloride, Upstream Products: 9-Oxo-9H-fluorene-4-carboxylic acid, Diphenic anhydride, benzene; Downstream Products: Methyl 9-oxo-9H-fluorene-4-carboxylate, 9-Oxo-9H-fluorene-4-carboxamide.

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

Last updated: 8/21/2026

How to cite: Jingsj. "9-Fluorenone-4-carbonyl chloride (CAS 7071-83-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-10465-4 (accessed 2026-11-09).

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