3-Amino-4-nitropyridine N-oxide

Also known as: 3-Amino-4-nitropyridine 1-oxide, 3-Pyridinamine, 4-nitro-, 1-oxide, 4-nitro-1-oxidopyridin-1-ium-3-amine, 4-nitropyridin-3-amine 1-oxide, 4-nitro-1-oxy-pyridin-3-ylamine

3-Amino-4-nitropyridine N-oxide (CAS 19349-78-1) 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. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 19349-78-1
Jingsj CID: J-1460897-0
Molecular Formula: C₅H₅N₃O₃
Molecular Weight: 155.11100 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	155.03300
PSA	97.30000
LogP	1.70990

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-4-nitropyridine N-oxide?

The CAS number of 3-Amino-4-nitropyridine N-oxide is 19349-78-1.

What are the molecular formula and molecular weight of 3-Amino-4-nitropyridine N-oxide?

3-Amino-4-nitropyridine N-oxide has molecular formula C5H5N3O3 and molecular weight 155.11100 g/mol.

What are the upstream and downstream products of 3-Amino-4-nitropyridine N-oxide?

For 3-Amino-4-nitropyridine N-oxide, Upstream Products: O-Methylhydroxylamine, 4-Nitropyridine N-oxide, Zinc chloride.

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-4-nitropyridine N-oxide (CAS 19349-78-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1460897-0 (accessed 2026-11-09).

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