3',5-Dimethyl-[3,5'-biisoxazole]-4'-carbonyl chloride CAS 306936-71-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 306936-71-0 |
| Molecular Formula | C9H7ClN2O3 |
| Molecular Weight | 226.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3',5-Dimethyl-[3,5'-biisoxazole]-4'-carbonyl chloride (CAS 306936-71-0) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H7ClN2O3. Molecular weight: 226.62 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H7ClN2O3 |
| Molecular Weight | 226.62 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- 3-(2-Chlorophenyl)-5-methoxy-1,3,4-oxadiazol-2(3H)-one (CAS 60931-28-4)
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- Latamoxef Impurity 22 (CAS CATO-C4X-179822)
- tert-Butyl 4-carbamoyl-2-(ethylamino)-7,8-dihydropyrido[4,3-d]pyrimidine-6(5H)-carboxylate (CAS 1412452-81-3)
- Enalaprilat EP Impurity F (CAS 90988-18-4)
- 4-{[(4-methoxyphenyl)amino]methylidene}-3-phenyl-4,5-dihydro-1H-pyrazol-5-one (CAS 338975-65-8)
- Angiotensin III Antipeptide (CAS 133605-55-7)
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