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4-Amino-2-chloro-5-methylpyrimidine

Also known as: 2-chloro-5-methylpyrimidin-4-amine, 2-chloro-5-methyl-4-pyrimidinamine, 4-pyrimidinamine, 2-chloro-5-methyl-, 2-chloro-4-amino-5-methylpyrimidine, 6-amino-2-chloro-5-methylpyrimidine, chloroaminomethylpyrimidine

4-Amino-2-chloro-5-methylpyrimidine (CAS 14394-70-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H6ClN3 and a molecular weight of 143.574 g/mol. Key properties include a melting point of 232-235ºC, a boiling point of 334.9±22.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 156.3±22.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
14394-70-8
Jingsj CID
J-1447685-8
Molecular Formula
C5H6ClN3
Molecular Weight
143.574 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point232-235ºC
Boiling Point334.9±22.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point156.3±22.3 °C
Exact Mass143.025024
PSA51.80000
LogP0.90
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.600
Storage Conditions-20°C Freezer

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-Amino-2-chloro-5-methylpyrimidine?

The CAS number of 4-Amino-2-chloro-5-methylpyrimidine is 14394-70-8.

What are the molecular formula and molecular weight of 4-Amino-2-chloro-5-methylpyrimidine?

4-Amino-2-chloro-5-methylpyrimidine has molecular formula C5H6ClN3 and molecular weight 143.574 g/mol.

What are the upstream and downstream products of 4-Amino-2-chloro-5-methylpyrimidine?

For 4-Amino-2-chloro-5-methylpyrimidine, Upstream Products: 2,4-Dichloro-5-methylpyrimidine; Downstream Products: N-(tert-Butyl)-3-((2-chloro-5-methylpyrimidin-4-yl)amino)benzenesulfonamide, 5-methyl-N2-(4-(2-(pyrrolidin-1-yl)ethoxy)phenyl)pyrimidine-2,4-diamine, 5-Methyl-N2-[4-(4-methylpiperazin-1-yl)phenyl]pyrimidine-2,4-diamine.

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-Amino-2-chloro-5-methylpyrimidine (CAS 14394-70-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1447685-8 (accessed 2026-11-09).

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