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Nitrosamine Impurities

2-Amino-5-nitroso-4,6-pyrimidinediol

Reference StandardAvailable on request

Order 2-Amino-5-nitroso-4,6-pyrimidinediol (CAS 55482-22-9) online at Zemixal: C4H4N4O3, COA and SDS with every lot, worldwide shipping.

Pack sizes
2-Amino-5-nitroso-4,6-pyrimidinediol chemical structure
CAS number55482-22-9
FormulaC4H4N4O3
Molar mass156.1 g/mol
Physical formSolid
HS code38229090
InChIKeyNXTPQVKFPBRMRH-UHFFFAOYSA-N
IUPAC name2-amino-4-hydroxy-5-nitroso-1H-pyrimidin-6-one

About 2-Amino-5-nitroso-4,6-pyrimidinediol

2-Amino-5-nitroso-4,6-pyrimidinediol belongs to the Amoxicillin reference-standard family in the Zemixal catalogue. Key data (Reference Standard): CAS 55482-22-9, formula C4H4N4O3 and molar mass 156.1 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • Nitrosamine risk assessment
  • Trace LC-MS/MS quantitation
  • Method validation (AMV)
  • Regulatory submissions

Handling and storage

It carries the GHS signal word Warning (H302, H317 and H319), so wear gloves and eye protection and work with good ventilation.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. You receive a certificate of analysis with characterisation data with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Amoxicillin

See every impurity, metabolite and related compound we list for this API.

Amoxicillin standards

Typical uses

  • Nitrosamine risk assessment
  • Trace LC-MS/MS quantitation
  • Method validation (AMV)
  • Regulatory submissions

Applications

Specifications and identifiers

Specifications of 2-Amino-5-nitroso-4,6-pyrimidinediol
Product name2-Amino-5-nitroso-4,6-pyrimidinediol
Catalogue numberZX-033027
CAS number55482-22-9
IUPAC name2-amino-4-hydroxy-5-nitroso-1H-pyrimidin-6-one
Molecular formulaC4H4N4O3
Molar mass156.1 g/mol
Exact mass156.0283
GradeReference Standard
Physical formSolid
XLogP3-1.3
H-bond donors / acceptors3 / 5
Topological polar surface area117 Ų
HS code38229090
InChIKeyNXTPQVKFPBRMRH-UHFFFAOYSA-N
SMILESC1(=C(N=C(NC1=O)N)O)N=O
PubChem CID263075
Synonyms2-Amino-6-hydroxy-5-nitrosopyrimidin-4(3H)-one, 2-Iminodihydro-4,5,6(1H)-pyrimidinetrione 5-oxime, 4,6-Pyrimidinediol, 2-amino-5-nitroso-, 5-hydroxyimino-2-imino-hexahydropyrimidine-4,6-dione, 2-amino-6-hydroxy-5-nitroso-3,4-dihydropyrimidin-4-one, 5-(Hydroxyimino)-2-imino-2,5-dihydropyrimidine-4,6-diol

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H302Harmful if swallowed
  • H317May cause an allergic skin reaction
  • H319Causes serious eye irritation

Precautionary statements P261, P264, P264 + P265, P270, P272, P280, P301 + P317, P302 + P352, P305 + P351 + P338, P321, P330, P333 + P317, P337 + P317, P362 + P364, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of 2-Amino-5-nitroso-4,6-pyrimidinediol
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about 2-Amino-5-nitroso-4,6-pyrimidinediol

Which CAS number identifies 2-Amino-5-nitroso-4,6-pyrimidinediol?
2-Amino-5-nitroso-4,6-pyrimidinediol is registered under CAS 55482-22-9. You may also see it listed as 2-Amino-6-hydroxy-5-nitrosopyrimidin-4(3H)-one, 2-Iminodihydro-4,5,6(1H)-pyrimidinetrione 5-oxime, 4,6-Pyrimidinediol, 2-amino-5-nitroso-. Our catalogue number for this item is ZX-033027.
What are the formula and molar mass of 2-Amino-5-nitroso-4,6-pyrimidinediol?
For 2-Amino-5-nitroso-4,6-pyrimidinediol, its formula is C4H4N4O3 and its molar mass is 156.1 g/mol. The systematic (IUPAC) name is 2-amino-4-hydroxy-5-nitroso-1H-pyrimidin-6-one. InChIKey NXTPQVKFPBRMRH-UHFFFAOYSA-N lets you match it in any structure database.
How is 2-Amino-5-nitroso-4,6-pyrimidinediol used in pharmaceutical QC?
2-Amino-5-nitroso-4,6-pyrimidinediol is a characterised reference material linked to Amoxicillin. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for 2-Amino-5-nitroso-4,6-pyrimidinediol?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with 2-Amino-5-nitroso-4,6-pyrimidinediol?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship 2-Amino-5-nitroso-4,6-pyrimidinediol to my country?
Yes. Because 2-Amino-5-nitroso-4,6-pyrimidinediol is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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