5-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)isoxazole-3-carbohydrazide CAS 763109-45-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 763109-45-1 |
| Molecular Formula | C12H11N3O4 |
| Molecular Weight | 261.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)isoxazole-3-carbohydrazide (CAS 763109-45-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H11N3O4. Molecular weight: 261.23 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H11N3O4 |
| Molecular Weight | 261.23 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 3 |
Related Dihydrobenzo Standards
- Methyl 5-(2,3-dihydrobenzo[b][1,4]dioxin-7-yl)isoxazole-3-carboxylate (CAS 925004-56-4)
- N-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)thiophene-2-carboxamide (CAS 288312-08-3)
- N-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)thiophene-3-carboxamide (CAS 923734-91-2)
- N-((1,5-dihydrobenzo[e][1,3]dioxepin-3-yl)methyl)cyclohexanamine (CAS 332167-80-3)
- 2-(2,3-Dihydrobenzo[b][1,4]dioxin-5-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1116104-19-8)
- 3-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-1-methyl-1H-pyrazole-5-carboxylic acid (CAS 1177272-78-4)
- 5-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-2-methylfuran-3-carboxylic acid (CAS 696649-78-2)
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Recommended Standards
- 4-methoxy-3-[(4-nitro-1H-pyrazol-1-yl)methyl]benzaldehyde (CAS 514800-99-8)
- 5-(3,4-Dihydro-2H-benzo[b][1,4]dioxepin-7-yl)isoxazole-3-carboxylic acid (CAS 890647-83-3)
- 4-Methoxy-3-[(3-nitro-1h-pyrazol-1-yl)methyl]benzaldehyde (CAS 956440-93-0)
- 2-(4-Bromo-3-fluoro-2-methylphenoxy)tetrahydropyran, 97% (CAS 1312478-92-4)
- 2-((4-Bromophenyl)sulfonyl)-1,1-bis(4-chlorophenyl)ethanol (CAS 303152-14-9)
- n-(Quinolin-8-yl)cyclohexanecarboxamide (CAS 666212-75-5)
- 4,6-Dibromo-8-methylquinoline (CAS 1189106-45-3)
- 4-(4,6-Dichloro-2-pyrimidyl)morpholine (CAS 10397-13-4)
- 4-Cyclopropyl-6-(difluoromethoxy)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidine (CAS 2446483-77-6)
- Palmitoyl Pentapeptide-4 (CAS 214047-00-4)
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