2-Hydrazinyl-5-methyl-3-nitropyridine CAS 21901-25-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21901-25-7 |
| Molecular Formula | C6H8N4O2 |
| Molecular Weight | 168.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Hydrazinyl-5-methyl-3-nitropyridine (CAS 21901-25-7) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C6H8N4O2. Molecular weight: 168.15 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C6H8N4O2 |
| Molecular Weight | 168.15 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 DMSO, DMF, methanol |
| 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.) | 1963 |
| Nitrogen Atoms | 4 |
Related Hydrazinyl Standards
- 2-Hydrazinyl-4-methyl-5-nitropyridine (CAS 15367-24-5)
- 2-Hydrazinyl-3-methyl-5-nitropyridine (CAS 6965-63-5)
- 2-hydrazinyl-4-methyl-3-nitropyridine (CAS 21901-19-9)
- 2-Hydrazinyl-6-methyl-3-nitropyridine (CAS 21901-30-4)
- 4-Hydrazinyl-2-methylpyrimidine-5-carboxylic acid (CAS 98135-49-0)
- 2-Hydrazinyl-4-(methoxymethyl)-6-methylpyrimidine (CAS 1114595-43-5)
- 4-Hydrazinyl-6-(methoxymethyl)-2-methylpyrimidine (CAS 1247047-70-6)
- 4-Hydrazinyl-6-methoxy-2,5-dimethylpyrimidine (CAS 99669-79-1)
Recommended Standards
- 2-Hydroxy-4-(perfluoroethyl)pyrimidine-5-carboxylic acid (CAS 306960-69-0)
- 2-Ethyl-4-nitropyridine 1-oxide (CAS 38594-62-6)
- 2-hydroxy-5-(hydroxymethyl)benzoic acid (CAS 7437-20-9)
- 3-Amino-4-chloro-N-(2-pyridinylmethyl)-benzenesulfonamide (CAS 1036494-30-0)
- (3-Fluorobenzyl)hydrazine Hydrochloride (CAS 1351590-73-2)
- 2-(2-Bromo-3-methylphenoxy)acetic acid (CAS 25181-65-1)
- Tulobuterol Impurity 6 (CAS CATO-C4X-21346)
- n-(Prop-2-yn-1-yl)-5,6,7,8-tetrahydronaphthalene-2-carboxamide (CAS 1330927-39-3)
- Methyl 5-hydroxy-1-oxoisochromane-7-carboxylate (CAS 2864326-32-7)
- Tetrapeptide-30/Tegopep (CAS 1036207-61-0)
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