4-(4-Amino-3-nitrophenyl)phthalazin-1-ol CAS 58370-64-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 58370-64-2 |
| Molecular Formula | C14H10N4O3 |
| Molecular Weight | 282.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4-(4-Amino-3-nitrophenyl)phthalazin-1-ol (CAS 58370-64-2) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C14H10N4O3. Molecular weight: 282.25 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C14H10N4O3 |
| Molecular Weight | 282.25 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Nitrogen Atoms | 4 |
Related Amino Standards
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- 2-(2-Amino-5-nitrophenyl)-4H-chromen-4-one (CAS 55361-92-7)
- 2-Amino-N-(tert-butyl)-3,5-dinitrobenzamide (CAS 299968-65-3)
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Recommended Standards
- 4-((5,7-Dioxo-5H-pyrrolo[3,4-b]pyridin-6(7H)-yl)methyl)benzoic acid (CAS 442882-42-0)
- Cinitapride Impurity N30 (CAS 86718-16-3)
- 3-Hydroxy-8,9-methylenedioxypterocarpene (CAS 59901-98-3)
- tert-butyl 1,2,3,4-tetrahydroisoquinoline-4-carboxylate (CAS 1479898-20-8)
- 1-methyl-1H,5H,6H,7H-pyrrolo[3,4-f]indole-3-carboxylic acid (CAS 1552090-79-5)
- Ethyl 4,6-dihydro-2H-thieno[3,4-c]pyrazole-3-carboxylate (CAS 912635-74-6)
- 3-(2,6-Dichlorophenyl)-5-[(E)-2-[(2,4-difluorophenyl)amino]ethenyl]-1,2-oxazole-4-carbonitrile (CAS 338402-62-3)
- Erlotinib Impurity 70 (CAS CATO-C4X-106970)
- 3-Ethynylpyridine hydrochloride (CAS 30413-52-6)
- Semaglutide impurity 201 (CAS CATO-C4X-2226201)
Why CATO?
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