Methyl 5-chloro-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylate

5-氯-2,6-二氧代-1,2,3,6-四氢嘧啶-4-甲酸甲酯

Also known as: Methyl 5-chloro-2,6-dihydroxy-4-pyrimidinecarboxylate, Methyl 5-chloro-2,6-dihydroxypyrimidine-4-carboxylate, Methyl 5-chloro-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylate, Methyl 5-chloro-2,4-dioxo-1H-pyrimidine-6-carboxylate, 5-Chloro-2,6-dihydroxy-4-(methoxycarbonyl)pyrimidine, 5-Chloro-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid methyl ester, 5-Chloro-orotic acid methyl ester, Trifluridine/tipiracil (TAS-102) Impurity D, Tipiracil impurity 3

Methyl 5-chloro-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylate (CAS 91447-90-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5ClN2O4 and a molecular weight of 204.56800 g/mol. It is also known as Methyl 5-chloro-2,6-dihydroxy-4-pyrimidinecarboxylate, Methyl 5-chloro-2,6-dihydroxypyrimidine-4-carboxylate and Methyl 5-chloro-2,4-dioxo-1H-pyrimidine-6-carboxylate. Key properties include a melting point of 262-263ºC and a density of 1.6g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
91447-90-4
Jingsj CID
J-1014868-8
Molecular Formula
C6H5ClN2O4
Chinese Name
5-氯-2,6-二氧代-1,2,3,6-四氢嘧啶-4-甲酸甲酯
Molecular Weight
204.56800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point262-263ºC
Density1.6g/cm3

Frequently Asked Questions

What is the CAS number of Methyl 5-chloro-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylate?

The CAS number of Methyl 5-chloro-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylate is 91447-90-4.

What are the molecular formula and molecular weight of Methyl 5-chloro-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylate?

Methyl 5-chloro-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylate has molecular formula C6H5ClN2O4 and molecular weight 204.56800 g/mol.

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

Last updated:

How to cite: Jingsj. "Methyl 5-chloro-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylate (CAS 91447-90-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1014868-8 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.