9-Oxo-9H-thioxanthene-3-carboxamide 10,10-dioxide

Also known as: 9H-Thioxanthene-3-carboxamide, 9-oxo-, 10,10-dioxide, 9,10,10-Trioxo-9H-10lambda6-thioxanthene-3-carboxamide, 9,10,10-trioxothioxanthene-3-carboxamide, 3-Carbamoylthioxanthone 10,10-dioxide, 5,5,10-Trioxodibenzo[b,e]thiin-3-carboxamide, NSC 689002

9-Oxo-9H-thioxanthene-3-carboxamide 10,10-dioxide (CAS 51762-93-7) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C14H9NO4S and a molecular weight of 287.29100 g/mol. Key properties include a melting point of 290-292ºC(lit.), a boiling point of 556.9ºC at 760 mmHg, a density of 1.529g/cm3 and a flash point of 290.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 51762-93-7
Jingsj CID: J-4515-8
Molecular Formula: C₁₄H₉NO₄S
Molecular Weight: 287.29100 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	290-292ºC(lit.)
Boiling Point	556.9ºC at 760 mmHg
Density	1.529g/cm3
Flash Point	290.6ºC
Exact Mass	287.02500
PSA	102.68000
LogP	2.94380
Refractive Index	1.684

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 9-Oxo-9H-thioxanthene-3-carboxamide 10,10-dioxide?

The CAS number of 9-Oxo-9H-thioxanthene-3-carboxamide 10,10-dioxide is 51762-93-7.

What are the molecular formula and molecular weight of 9-Oxo-9H-thioxanthene-3-carboxamide 10,10-dioxide?

9-Oxo-9H-thioxanthene-3-carboxamide 10,10-dioxide has molecular formula C14H9NO4S and molecular weight 287.29100 g/mol.

What are the upstream and downstream products of 9-Oxo-9H-thioxanthene-3-carboxamide 10,10-dioxide?

For 9-Oxo-9H-thioxanthene-3-carboxamide 10,10-dioxide, Upstream Products: 9-oxo-9H-thioxanthene-3-carboxylic acid 10,10-dioxide; Downstream Products: 9-oxo-9H-thioxanthene-3-carbonitrile 10,10-dioxide.

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-thioxanthene-3-carboxamide 10,10-dioxide (CAS 51762-93-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4515-8 (accessed 2026-11-09).

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