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6-chloro-5-methylpyrimidine-2,4(1H,3H)-dione

Also known as: 6-chlorothymine, 6-chloro-5-methyl-1H-pyrimidine-2,4-dione, 6-chloro-5-methyluracil

6-chloro-5-methylpyrimidine-2,4(1H,3H)-dione (CAS 1627-28-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H5ClN2O2 and a molecular weight of 160.55800 g/mol. Key properties include a boiling point of 424.9ºC at 760mmHg, a density of 1.49g/cm3 and a flash point of 210.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1627-28-7
Jingsj CID
J-1179094-6
Molecular Formula
C5H5ClN2O2
Molecular Weight
160.55800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point424.9ºC at 760mmHg
Density1.49g/cm3
Flash Point210.8ºC
Exact Mass160.00400
PSA65.72000
LogP0.02500
Vapor Pressure8.08E-08mmHg at 25°C
Refractive Index1.565
Storage Conditions2-8°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 6-chloro-5-methylpyrimidine-2,4(1H,3H)-dione?

The CAS number of 6-chloro-5-methylpyrimidine-2,4(1H,3H)-dione is 1627-28-7.

What are the molecular formula and molecular weight of 6-chloro-5-methylpyrimidine-2,4(1H,3H)-dione?

6-chloro-5-methylpyrimidine-2,4(1H,3H)-dione has molecular formula C5H5ClN2O2 and molecular weight 160.55800 g/mol.

What are the upstream and downstream products of 6-chloro-5-methylpyrimidine-2,4(1H,3H)-dione?

For 6-chloro-5-methylpyrimidine-2,4(1H,3H)-dione, Upstream Products: 5-Methylpyrimidine-2,4,6(1H,3H,5H)-trione.

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

Last updated:

How to cite: Jingsj. "6-chloro-5-methylpyrimidine-2,4(1H,3H)-dione (CAS 1627-28-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1179094-6 (accessed 2026-11-09).

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