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5-iodopyrimidin-4-ol

Also known as: 5-iodo-1H-pyrimidin-4-one, 5-iodo-4(3H)-pyrimidinone, 4-hydroxy-5-iodopyrimidine, 5-iodopyrimidin-4(1H)-one, 5-iodo-1H-pyrimidin-6-one, 4(1H)-pyrimidinone, 5-iodo-, 4-pyrimidinol, 5-iodo-, 5-iodo-4-pyrimidinol

5-iodopyrimidin-4-ol (CAS 4349-07-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H3IN2O and a molecular weight of 221.984 g/mol. Key properties include a melting point of 254-265℃, a boiling point of 239.9±43.0 °C at 760 mmHg, a density of 2.4±0.1 g/cm3 and a flash point of 98.9±28.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4349-07-9
Jingsj CID
J-1403414-1
Molecular Formula
C4H3IN2O
Molecular Weight
221.984 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point254-265℃
Boiling Point239.9±43.0 °C at 760 mmHg
Density2.4±0.1 g/cm3
Flash Point98.9±28.2 °C
Exact Mass221.929001
PSA46.01000
LogP-0.53
AppearanceSolid
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.761
Storage Conditions2-8°C
Additional PropertySoluble in water (67 g/L) (25°C).

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 5-iodopyrimidin-4-ol?

The CAS number of 5-iodopyrimidin-4-ol is 4349-07-9.

What are the molecular formula and molecular weight of 5-iodopyrimidin-4-ol?

5-iodopyrimidin-4-ol has molecular formula C4H3IN2O and molecular weight 221.984 g/mol.

What are the upstream and downstream products of 5-iodopyrimidin-4-ol?

For 5-iodopyrimidin-4-ol, Upstream Products: 4(3H)-Pyrimidinone; Downstream Products: 4-Chloro-5-iodopyrimidine.

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

Last updated:

How to cite: Jingsj. "5-iodopyrimidin-4-ol (CAS 4349-07-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1403414-1 (accessed 2026-11-09).

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