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Ebselen

Also known as: 2-Phenyl-1,2-benzisoselenazol-3(2H)-one, 2-Phenyl-1,2-benzoselenazol-3-one, 2-Phenyl-1-selena-2-azaindan-3-one, DR-3305, RP-60931, SPI-1005, PZ-51, CCG-39161, Harmokisane, Ebselene, Ebseleno, Ebselenum

Ebselen (CAS 60940-34-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C13H9NOSe and a molecular weight of 274.177 g/mol. Key properties include a melting point of 178-181 °C, a boiling point of 402.8±28.0 °C at 760 mmHg and a flash point of 197.4±24.0 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H331 — Toxic if inhaled and H373 — May cause damage to organs through prolonged exposure. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
60940-34-3
Jingsj CID
J-40513-0
Molecular Formula
C13H9NOSe
Molecular Weight
274.177 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point178-181 °C
Boiling Point402.8±28.0 °C at 760 mmHg
Flash Point197.4±24.0 °C
Exact Mass274.984924
PSA22.00000
LogP2.04770
Vapor Pressure0.0±0.9 mmHg at 25°C
Storage Conditions2-8℃

GHS Safety & Compliance

Acute Toxicity / Health Hazard / Environmental HazardSignal word: Danger
  • H301 — Toxic if swallowed
  • H331 — Toxic if inhaled
  • H373 — May cause damage to organs through prolonged exposure
  • H410 — Very toxic to aquatic life with long lasting effects

Activity & Biological Data

Additional Information[1]. Thenin-Houssier S, et al. Ebselen, a Small-Molecule Capsid Inhibitor of HIV-1 Replication. Antimicrob Agents Chemother. 2016 Mar 25;60(4):2195-208. [2]. Singh N, et al. A safe lithium mimetic for bipolar disorder. Nat Commun. 2013;4:1332. doi: 10.1038/ncomms2320.

Customs & Trade Information

HS Code2927000090
Summary2927000090 other diazo-, azo- or azoxy-compounds。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 Ebselen?

The CAS number of Ebselen is 60940-34-3.

What are the molecular formula and molecular weight of Ebselen?

Ebselen has molecular formula C13H9NOSe and molecular weight 274.177 g/mol.

Is Ebselen hazardous?

Ebselen has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H331 — Toxic if inhaled; H373 — May cause damage to organs through prolonged exposure.

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

Last updated:

How to cite: Jingsj. "Ebselen (CAS 60940-34-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-40513-0 (accessed 2026-11-09).

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