4-Amino-5-nitrophthalonitrile CAS 79319-38-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 79319-38-3 |
| Molecular Formula | C8H4N4O2 |
| Molecular Weight | 188.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Amino-5-nitrophthalonitrile (CAS 79319-38-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H4N4O2. Molecular weight: 188.14 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H4N4O2 |
| Molecular Weight | 188.14 g/mol |
| Appearance | Pale yellow to 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 3-Nitroimidazo[1,2-a]pyridine-2-carbonitrile (CAS 62195-05-5)
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- 3-Cyano-6-nitroindazole, 97% (CAS 858661-74-2)
- 1-[(3-methylphenyl)methyl]-1h-pyrazole-4-carboxylic acid (CAS 1006494-81-0)
- Methyl 3-iodo-2-methyl-5-nitrobenzoate (CAS 1005499-48-8)
- Febuxostat Impurity 110 (CAS 1346238-12-7)
- Silodosin Impurity 28 (CAS 2034998-44-0)
- 2-Chloro-7,8-dimethyl-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-[1,2,4]triazolo[1,5-a]pyridine (CAS 2852761-26-1)
- N1-(4-bromo-2,6-difluorophenyl)-2,3,3-trichloroacrylamide (CAS 646989-60-8)
- Cholecystokinin Octapeptide (desulfated) (H-2070.0005) (CAS 198483-36-2)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com