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N'-Hydroxypyrimidine-4-carboximidamide

Also known as: 4-Pyrimidinecarboximidamide, N-hydroxy- (9CI), N-Hydroxy-4-pyrimidinecarboximidamide, Nitroso(1H-pyrimidin-6-ylidene)methanamine, 4-Pyrimidinecarboxamidoxime, N-Hydroxy-pyrimidine-4-carboximidic acid amide

N'-Hydroxypyrimidine-4-carboximidamide (CAS 51285-11-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H6N4O and a molecular weight of 138.12700 g/mol. Key properties include a boiling point of 375.6ºC at 760 mmHg, a density of 1.49g/cm3 and a flash point of 181ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
51285-11-1
Jingsj CID
J-1498891-1
Molecular Formula
C5H6N4O
Molecular Weight
138.12700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point375.6ºC at 760 mmHg
Density1.49g/cm3
Flash Point181ºC
Exact Mass138.05400
PSA84.39000
LogP0.27140
Refractive Index1.679

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 N'-Hydroxypyrimidine-4-carboximidamide?

The CAS number of N'-Hydroxypyrimidine-4-carboximidamide is 51285-11-1.

What are the molecular formula and molecular weight of N'-Hydroxypyrimidine-4-carboximidamide?

N'-Hydroxypyrimidine-4-carboximidamide has molecular formula C5H6N4O and molecular weight 138.12700 g/mol.

What are the upstream and downstream products of N'-Hydroxypyrimidine-4-carboximidamide?

For N'-Hydroxypyrimidine-4-carboximidamide, Upstream Products: 4-Pyrimidinecarbonitrile.

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

Last updated:

How to cite: Jingsj. "N'-Hydroxypyrimidine-4-carboximidamide (CAS 51285-11-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1498891-1 (accessed 2026-11-09).

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