SMER3

9H-茚并[1,2-b][1,2,5]恶二唑并[3,4-e]吡嗪-9-酮

Also known as: Indeno[1,2-b]furazano[3,4-e]pyrazin-9-one, 9H-indeno[1,2-b][1,2,5]oxadiazolo[3,4-e]pyrazin-9-one, 9H-Indeno[1,2-e][1,2,5]oxadiazolo[3,4-b]pyrazin-9-one, 9H-indeno[2,1-b][1,2,5]oxadiazolo[3,4-e]pyrazin-9-one, 5-oxoinden[1,2-e]furazano[3,4-b]pyrazine, SMER 3, SMER-3, SCFMet30 ubiquitin E3 ligase inhibitor

SMER3 (CAS 67200-34-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C11H4N4O2 and a molecular weight of 224.175 g/mol. It is also known as Indeno[1,2-b]furazano[3,4-e]pyrazin-9-one, 9H-indeno[1,2-b][1,2,5]oxadiazolo[3,4-e]pyrazin-9-one and 9H-Indeno[1,2-e][1,2,5]oxadiazolo[3,4-b]pyrazin-9-one. Key properties include a melting point of 296 °C(dec.), a boiling point of 437.2±55.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 218.2±31.5 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
67200-34-4
Jingsj CID
J-1975284-6
Molecular Formula
C11H4N4O2
Chinese Name
9H-茚并[1,2-b][1,2,5]恶二唑并[3,4-e]吡嗪-9-酮
Molecular Weight
224.175 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point296 °C(dec.)
Boiling Point437.2±55.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point218.2±31.5 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of SMER3?

The CAS number of SMER3 is 67200-34-4.

What are the molecular formula and molecular weight of SMER3?

SMER3 has molecular formula C11H4N4O2 and molecular weight 224.175 g/mol.

Is SMER3 hazardous?

SMER3 has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "SMER3 (CAS 67200-34-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1975284-6 (accessed 2026-10-25).

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