3-Methyl-8-nitro-1-phenyl-1,4-dihydrochromeno[4,3-c]pyrazole CAS 654651-04-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 654651-04-4 |
| Molecular Formula | C17H13N3O3 |
| Molecular Weight | 307.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 3-Methyl-8-nitro-1-phenyl-1,4-dihydrochromeno[4,3-c]pyrazole (CAS 654651-04-4) pharmaceutical standards reference standard. Molecular formula: C17H13N3O3. Molecular weight: 307.30 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C17H13N3O3 |
| Molecular Weight | 307.30 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 3 |
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Recommended Standards
- 3-Methyl-1-(4-nitrophenyl)-1,4-dihydrochromeno[4,3-c]pyrazole (CAS 654650-90-5)
- 4-(1-Hydroxy-2-naphthamido)benzoic acid (CAS 439094-47-0)
- 3-Methyl-1-(2-nitrophenyl)-1,4-dihydrochromeno[4,3-c]pyrazole (CAS 654650-92-7)
- 7-(Chloromethyl)-[1,3]dioxolo[4,5-b]pyridine (CAS 1260663-88-4)
- 2-(4-Fluoro-benzyloxy)-benzoic acid hydrazide (CAS 380335-30-8)
- Direct Brown 95 (CAS 16071-86-6)
- 2-Propenoic acid, isooctyl ester, polymer with ethenylbenzene (CAS 91203-10-0)
- Roflumilast Impurity 53 (CAS 2204417-23-0)
- Tris(2-ethylhexyl) Phosphate-d51 (CAS 1259188-37-8)
- Semaglutide impurity 286 (CAS CATO-C4X-2226286)
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