5-Nitro-6-methyluracil

2,4-二羟基-6-甲基-5-硝基嘧啶

Also known as: 2,4-Dihydroxy-6-methyl-5-nitropyrimidine, 6-Methyl-5-nitrouracil, 6-Methyl-5-nitro-2,4(1H,3H)-pyrimidinedione, 6-Methyl-5-nitropyrimidine-2,4-diol, 6-Methyl-5-nitropyrimidine-2,4(1H,3H)-dione, 6-Metyl-5-nitrouracil, 2,4-Dihydroxy-5-nitro-6-methylpyrimidine, NSC 40201

5-Nitro-6-methyluracil (CAS 16632-21-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H5N3O4 and a molecular weight of 171.111 g/mol. It is also known as 2,4-Dihydroxy-6-methyl-5-nitropyrimidine, 6-Methyl-5-nitrouracil and 6-Methyl-5-nitro-2,4(1H,3H)-pyrimidinedione. Key properties include a melting point of 290-291°C dec., a density of 1.6±0.1 g/cm3 and a flash point of 215.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16632-21-6
Jingsj CID
J-11522-1
Molecular Formula
C5H5N3O4
Chinese Name
2,4-二羟基-6-甲基-5-硝基嘧啶
Molecular Weight
171.111 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point290-291°C dec.
Density1.6±0.1 g/cm3
Flash Point215.3ºC

Frequently Asked Questions

What is the CAS number of 5-Nitro-6-methyluracil?

The CAS number of 5-Nitro-6-methyluracil is 16632-21-6.

What are the molecular formula and molecular weight of 5-Nitro-6-methyluracil?

5-Nitro-6-methyluracil has molecular formula C5H5N3O4 and molecular weight 171.111 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Nitro-6-methyluracil (CAS 16632-21-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-11522-1 (accessed 2026-10-22).

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