4-Amino-2-(ethylthio)-5-(hydroxymethyl)pyrimidine

Also known as: (4-amino-2-(ethylthio)pyrimidin-5-yl)methanol, (4-amino-2-ethylsulfanylpyrimidin-5-yl)methanol, 5-Pyrimidinemethanol,4-amino-2-(ethylthio)-, 4-Amino-2-(ethylsulfanyl)-5-(hydroxymethyl)pyrimidine, 4-Amino-2-ethylthio-5-hydroxymethylpyrimidine

4-Amino-2-(ethylthio)-5-(hydroxymethyl)pyrimidine (CAS 98432-26-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H11N3OS and a molecular weight of 185.24700 g/mol. Key properties include a melting point of 158-159ºC, a boiling point of 408ºC at 760 mmHg and a density of 1.32 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 98432-26-9
Jingsj CID: J-42373-4
Molecular Formula: C₇H₁₁N₃OS
Molecular Weight: 185.24700 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	158-159ºC
Boiling Point	408ºC at 760 mmHg
Density	1.32 g/cm3
Exact Mass	185.06200
PSA	97.33000
LogP	1.24430
Refractive Index	1.625

Customs & Trade Information

HS Code	2933599090
Summary	2933599090. 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-Amino-2-(ethylthio)-5-(hydroxymethyl)pyrimidine?

The CAS number of 4-Amino-2-(ethylthio)-5-(hydroxymethyl)pyrimidine is 98432-26-9.

What are the molecular formula and molecular weight of 4-Amino-2-(ethylthio)-5-(hydroxymethyl)pyrimidine?

4-Amino-2-(ethylthio)-5-(hydroxymethyl)pyrimidine has molecular formula C7H11N3OS and molecular weight 185.24700 g/mol.

What are the upstream and downstream products of 4-Amino-2-(ethylthio)-5-(hydroxymethyl)pyrimidine?

For 4-Amino-2-(ethylthio)-5-(hydroxymethyl)pyrimidine, Upstream Products: ethyl 4-amino-2-(ethylsulfanyl)pyrimidine-5-carboxylate, Ethyl 4-amino-2-mercaptopyrimidine-5-carboxylate; Downstream Products: 5-Hydroxymethylcytosine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-Amino-2-(ethylthio)-5-(hydroxymethyl)pyrimidine (CAS 98432-26-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42373-4 (accessed 2026-11-09).

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