2-Isopropyl-9H-thioxanthen-9-one

2-异丙基硫杂蒽酮

Also known as: 2-Isopropylthioxanthone, 2-Isopropylthioxanthen-9-one, 2-propan-2-ylthioxanthen-9-one, 2-(1-Methylethyl)-9H-thioxanthen-9-one, Isopropylthioxanthone, 9H-Thioxanthen-9-one, 2-(1-methylethyl)-, MFCD00055658, EINECS 226-827-9, Photocure-Itx, QUANTACURE ITX, SPEEDCURE 2-ITX, SPEEDCURE ITX

2-Isopropyl-9H-thioxanthen-9-one (CAS 5495-84-1) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C16H14OS and a molecular weight of 254.347 g/mol. It is also known as 2-Isopropylthioxanthone, 2-Isopropylthioxanthen-9-one and 2-propan-2-ylthioxanthen-9-one. Key properties include a melting point of 76 °C, a boiling point of 398.9±32.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 217.0±10.8 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5495-84-1
Jingsj CID
J-44569-8
Molecular Formula
C16H14OS
Chinese Name
2-异丙基硫杂蒽酮
Molecular Weight
254.347 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point76 °C
Boiling Point398.9±32.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point217.0±10.8 °C
Exact Mass254.076538
PSA45.31000
LogP5.33
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.638

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed

Customs & Trade Information

HS Code2932999099
Summary2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. 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 2-Isopropyl-9H-thioxanthen-9-one?

The CAS number of 2-Isopropyl-9H-thioxanthen-9-one is 5495-84-1.

What are the molecular formula and molecular weight of 2-Isopropyl-9H-thioxanthen-9-one?

2-Isopropyl-9H-thioxanthen-9-one has molecular formula C16H14OS and molecular weight 254.347 g/mol.

Is 2-Isopropyl-9H-thioxanthen-9-one hazardous?

2-Isopropyl-9H-thioxanthen-9-one has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.

What are the upstream and downstream products of 2-Isopropyl-9H-thioxanthen-9-one?

For 2-Isopropyl-9H-thioxanthen-9-one, Upstream Products: Cumene, 2,2'-Dithiodibenzoic acid.

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

Last updated:

How to cite: Jingsj. "2-Isopropyl-9H-thioxanthen-9-one (CAS 5495-84-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44569-8 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.