methohexital

美索比妥

Also known as: 2,4,6(1H,3H,5H)-Pyrimidinetrione,1-methyl-5-(1-methyl-2-pentyn-1-yl)-5-(2-propen-1-yl)-, 5-Allyl-5-(3-hexyn-2-yl)-1-methylbarbituric acid, Brevital, Brietal, Compound 22451, Compound 25398, Enallynymall, Methodrexitone, Methohexitone

methohexital (CAS 151-83-7) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C14H18N2O3 and a molecular weight of 262.30400 g/mol. It is also known as 2,4,6(1H,3H,5H)-Pyrimidinetrione,1-methyl-5-(1-methyl-2-pentyn-1-yl)-5-(2-propen-1-yl)-, 5-Allyl-5-(3-hexyn-2-yl)-1-methylbarbituric acid and Brevital. Key property: a density of 1.113. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
151-83-7
Jingsj CID
J-1346018-3
Molecular Formula
C14H18N2O3
Chinese Name
美索比妥
Molecular Weight
262.30400 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Density1.113

GHS Safety & Compliance

Acute ToxicitySignal word: Danger

Frequently Asked Questions

What is the CAS number of methohexital?

The CAS number of methohexital is 151-83-7.

What are the molecular formula and molecular weight of methohexital?

methohexital has molecular formula C14H18N2O3 and molecular weight 262.30400 g/mol.

Is methohexital hazardous?

methohexital has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "methohexital (CAS 151-83-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1346018-3 (accessed 2026-10-25).

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