4-Amino-6-methyl-3-nitropyridin-2-ol CAS 63897-15-4
| CAS No. | 63897-15-4 |
| Molecular Formula | C6H7N3O3 |
| Molecular Weight | 169.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO supplies 4-Amino-6-methyl-3-nitropyridin-2-ol (CAS 63897-15-4), a certified reference material (molecular formula C6H7N3O3, MW 169.14 g/mol) for analytical method development and quality control.
4-Amino-6-methyl-3-nitropyridin-2-ol (C6H7N3O3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures 4-Amino-6-methyl-3-nitropyridin-2-ol under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C6H7N3O3 |
| Molecular Weight | 169.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Nitrogen Atoms | 3 |
Related Amino Standards
- 1-(2-Amino-2-oxoethyl)-1H-pyrazole-4-carboxylic acid (CAS 1006484-34-9)
- Methyl 2-amino-6-oxo-1,6-dihydropyrimidine-5-carboxylate (CAS 1023815-68-0)
- 4-Amino-2-(hydroxymethyl)pyrimidine-5-carboxylic acid (CAS 1215980-16-7)
- 3-Amino-5-methoxypyrazine-2-carboxylic acid (CAS 1262860-66-1)
- 4-Amino-2-methoxy-5-nitropyridine (CAS 127356-38-1)
- 3-Amino-5-methoxy-2-nitropyridine (CAS 1476730-34-3)
- Methyl 3-amino-5-oxo-4,5-dihydropyrazine-2-carboxylate (CAS 1503-03-3)
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Recommended Standards
- 4,6-Dihydroxynicotinohydrazide (CAS 5466-46-6)
- 4-Imino-3-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylic acid (CAS 857410-86-7)
- 4,4-Dimethyl-2-(Trifluoromethyl)-1,3-Oxazolidine (CAS 31185-57-6)
- 4-isocyanatobenzene-1,2-dicarbonitrile (CAS 342617-80-5)
- 1-(Cyanomethyl)piperidine-4-carboxylic acid (CAS 1156271-04-3)
- 3-Chloroisoquinoline-7-carbaldehyde (CAS 1337879-96-5)
- 5-(Aminomethyl)[1,2,4]triazolo[1,5-a]pyrimidin-7(4H)-one (CAS 887405-49-4)
- 4-Cyclohexylbut-3-en-2-one (CAS 7152-32-1)
- 2-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)thio)-N-phenethylnicotinamide (CAS 338412-92-3)
- Tolazamide (CAS 1156-19-0)
- methyl 5-amino-1,3-dimethyl-2,4-dioxo-1H,2H,3H,4H-thieno[2,3-d]pyrimidine-6-carboxylate (CAS 1909316-25-1)
- 2-Bromophenylhydrazine Hydrochloride (CAS 50709-33-6)
- Alogliptin impurity 88 (CAS 1473368-47-6)
- Palmitoyl Tetrapeptide-7 (CAS 221227-05-0)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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