3-Amino-5-nitropyridin-2(1H)-one

Also known as: 2(1H)-Pyridinone, 3-amino-5-nitro-, 2-Hydroxy-3-amino-5-nitropyridine, 3-Amino-2-hydroxy-5-nitropyridine, 3-Amino-5-nitro-1H-pyridin-2-one, 3-amino-5-nitropyridin-2-ol

3-Amino-5-nitropyridin-2(1H)-one (CAS 5667-38-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H5N3O3 and a molecular weight of 155.11100 g/mol. Key properties include a boiling point of 609.6ºC at 760mmHg, a density of 1.38g/cm3 and a flash point of 322.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 5667-38-9
Jingsj CID: J-1516536-3
Molecular Formula: C₅H₅N₃O₃
Molecular Weight: 155.11100 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	609.6ºC at 760mmHg
Density	1.38g/cm3
Flash Point	322.4ºC
Exact Mass	155.03300
PSA	104.96000
LogP	1.38200
Refractive Index	1.625

Customs & Trade Information

HS Code	2933399090
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) 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 3-Amino-5-nitropyridin-2(1H)-one?

The CAS number of 3-Amino-5-nitropyridin-2(1H)-one is 5667-38-9.

What are the molecular formula and molecular weight of 3-Amino-5-nitropyridin-2(1H)-one?

3-Amino-5-nitropyridin-2(1H)-one has molecular formula C5H5N3O3 and molecular weight 155.11100 g/mol.

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. "3-Amino-5-nitropyridin-2(1H)-one (CAS 5667-38-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1516536-3 (accessed 2026-11-09).

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