9-Oxo-9H-fluorene-4-carboxamide

Also known as: 9-oxofluorene-4-carboxamide, 9-Oxo-4-fluorenecarboxamide, 9-Ketofluorene-4-carboxamide, Nsc168935, 4-Carbamoyl-9H-fluoren-9-one, 9-Fluorenone-4-carboxamide, 9-Oxo-fluoren-4-carbonsaeure-amid, 9-Oxo-fluoren-carbamid-(4), 9-fluorenone-4-carbonyl amide, 9-oxo-fluorene-4-carboxylic acid amide, 9H-Fluorene-4-carboxamide, 9-oxo

9-Oxo-9H-fluorene-4-carboxamide (CAS 42135-38-6) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C14H9NO2 and a molecular weight of 223.22700 g/mol. Key properties include a melting point of 231-233ºC, a boiling point of 453ºC at 760 mmHg, a density of 1.365g/cm3 and a flash point of 227.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 42135-38-6
Jingsj CID: J-1444362-0
Molecular Formula: C₁₄H₉NO₂
Molecular Weight: 223.22700 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	231-233ºC
Boiling Point	453ºC at 760 mmHg
Density	1.365g/cm3
Flash Point	227.8ºC
Exact Mass	223.06300
PSA	60.16000
LogP	2.69720
Refractive Index	1.695

Customs & Trade Information

HS Code	2924299090
Summary	2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 9-Oxo-9H-fluorene-4-carboxamide?

The CAS number of 9-Oxo-9H-fluorene-4-carboxamide is 42135-38-6.

What are the molecular formula and molecular weight of 9-Oxo-9H-fluorene-4-carboxamide?

9-Oxo-9H-fluorene-4-carboxamide has molecular formula C14H9NO2 and molecular weight 223.22700 g/mol.

What are the upstream and downstream products of 9-Oxo-9H-fluorene-4-carboxamide?

For 9-Oxo-9H-fluorene-4-carboxamide, Upstream Products: 9-Fluorenone-4-carbonyl chloride, 9-Oxo-9H-fluorene-4-carboxylic acid; Downstream Products: 4-Amino-9-fluorenone, 9-Oxo-9H-fluorene-4-carboxylic acid.

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-Oxo-9H-fluorene-4-carboxamide (CAS 42135-38-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1444362-0 (accessed 2026-11-09).

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