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4-Hydroxy-6-methylpyrimidine

Also known as: 6-Methyl-4-pyrimidinol, 6-Methylpyrimidin-4-ol, 6-Methyl-4(3H)-pyrimidinone, 6-Methyl-4-oxopyrimidine, 6-Methyl-3H-pyrimidin-4-one, 6-Methyl-1H-pyrimidin-4-one, 6-Methylpyrimidin-4(1H)-one, 4-Pyrimidinol, 6-methyl-, 4(1H)-Pyrimidinone, 6-methyl-, 4(3H)-Pyrimidinone, 6-methyl-, AKOS BC-0740

4-Hydroxy-6-methylpyrimidine (CAS 3524-87-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H6N2O and a molecular weight of 110.114 g/mol. Key properties include a melting point of 145-150℃, a boiling point of 242.1±20.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 100.2±21.8 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3524-87-6
Jingsj CID
J-1086977-9
Molecular Formula
C5H6N2O
Molecular Weight
110.114 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point145-150℃
Boiling Point242.1±20.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point100.2±21.8 °C
Exact Mass110.048012
PSA45.75000
LogP-0.66
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.557

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H302 — Harmful if swallowed
  • H318 — Causes serious eye damage

Customs & Trade Information

HS Code2933599090
Summary2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. 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 4-Hydroxy-6-methylpyrimidine?

The CAS number of 4-Hydroxy-6-methylpyrimidine is 3524-87-6.

What are the molecular formula and molecular weight of 4-Hydroxy-6-methylpyrimidine?

4-Hydroxy-6-methylpyrimidine has molecular formula C5H6N2O and molecular weight 110.114 g/mol.

Is 4-Hydroxy-6-methylpyrimidine hazardous?

4-Hydroxy-6-methylpyrimidine has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H318 — Causes serious eye damage.

What are the upstream and downstream products of 4-Hydroxy-6-methylpyrimidine?

For 4-Hydroxy-6-methylpyrimidine, Upstream Products: Methylthiouracil, 6-Methyl-2-(methylthio)-1H-pyrimidin-4-one, 2,4-Dichloro-6-methylpyrimidine; Downstream Products: 4-Hydroxy-6-methylpyrimidine, 5-Bromo-4-chloro-6-methylpyrimidine, 5-bromo-6-methylpyrimidin-4-ol.

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

Last updated:

How to cite: Jingsj. "4-Hydroxy-6-methylpyrimidine (CAS 3524-87-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1086977-9 (accessed 2026-11-09).

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