(E)-6-chloro-4-(methylsulfonyl)-N'-(3,4,5-trimethoxybenzylidene)-3,4-dihydro-2H-benzo[b][1,4]oxazine-2-carbohydrazide CAS 866134-93-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 866134-93-2 |
| Molecular Formula | C20H22ClN3O7S |
| Molecular Weight | 483.92 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-6-chloro-4-(methylsulfonyl)-N'-(3,4,5-trimethoxybenzylidene)-3,4-dihydro-2H-benzo[b][1,4]oxazine-2-carbohydrazide (CAS 866134-93-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H22ClN3O7S. Molecular weight: 483.92 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C20H22ClN3O7S |
| Molecular Weight | 483.92 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
- Ethyl 5-(4-chlorophenyl)-7-methyl-2-(4-nitrobenzylidene)-3-oxo-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidine-6-carboxylate (CAS 300377-47-3)
- Flucycloxuron (CAS 113036-88-7)
- Clopidogrel Acyl-beta-D-Glucuronide (CAS 1314116-53-4)
- (4-Ethyl-2,3-difluorophenyl)boronic acid (CAS 942420-08-8)
- 2,6-Dimethylpiperidine-1-carbaldehyde (CAS 20722-50-3)
- Ethyl 3-cyclohexyl-3-oxo-2-(triphenyl-λ5-phosphanylidene)propanoate (CAS 131292-27-8)
- 4-((tert-Butoxycarbonyl)amino)-2-fluorobutanoic acid (CAS 2167670-48-4)
- 1-(Dimethylamino)-2-methyl-2-butanol (CAS 74347-10-7)
- 4-(3-Nitro-1h-pyrazol-1-yl)butanoic acid (CAS 169266-57-3)
- Insulin Degludec Impurity 12 (CAS CATO-C4X-215712)
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