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1-Hydroxy-3-methylpyrazin-2(1H)-one

Also known as: 2(1H)-Pyrazinone,1-hydroxy-3-methyl-(9CI), 1-HYDROXY-3-METHYLPYRAZIN-2(1H)-ONE, 1-hydroxy-3-methyl-2(1H)-pyrazinone, 1-hydroxy-3-methylpyrazin-2-one, SCHEMBL16670211

1-Hydroxy-3-methylpyrazin-2(1H)-one (CAS 105985-13-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C5H6N2O2 and a molecular weight of 126.11300 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
105985-13-5
Jingsj CID
J-1045560-4
Molecular Formula
C5H6N2O2
Molecular Weight
126.11300 g/mol
Category
Ketones
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass126.04300
PSA55.12000

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen 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 1-Hydroxy-3-methylpyrazin-2(1H)-one?

The CAS number of 1-Hydroxy-3-methylpyrazin-2(1H)-one is 105985-13-5.

What are the molecular formula and molecular weight of 1-Hydroxy-3-methylpyrazin-2(1H)-one?

1-Hydroxy-3-methylpyrazin-2(1H)-one has molecular formula C5H6N2O2 and molecular weight 126.11300 g/mol.

What are the upstream and downstream products of 1-Hydroxy-3-methylpyrazin-2(1H)-one?

For 1-Hydroxy-3-methylpyrazin-2(1H)-one, Downstream Products: 2-Chloro-3-(chloromethyl)pyrazine.

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

Last updated:

How to cite: Jingsj. "1-Hydroxy-3-methylpyrazin-2(1H)-one (CAS 105985-13-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1045560-4 (accessed 2026-11-09).

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