5-(3,4-Dichlorophenyl)isoxazole-3-carbonyl chloride CAS 861433-83-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 861433-83-2 |
| Molecular Formula | C10H4Cl3NO2 |
| Molecular Weight | 276.50 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 5-(3,4-Dichlorophenyl)isoxazole-3-carbonyl chloride (CAS 861433-83-2) pharmaceutical standards reference standard. Molecular formula: C10H4Cl3NO2. Molecular weight: 276.50 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C10H4Cl3NO2 |
| Molecular Weight | 276.50 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Dichlorophenyl Standards
- N-(3,4-Dichlorophenyl)-N-[(dimethylamino)methylene]thiourea (CAS 99590-57-5)
- N-(3,5-Dichlorophenyl)-N-[(dimethylamino)methylene]thiourea (CAS 477852-00-9)
- Ethyl 2-(3,4-dichlorophenyl)-2-(methylamino)propanoate (CAS 1184272-89-6)
- 2-(3,5-Dichlorophenyl)-2-(diethylamino)acetic acid (CAS 1218081-04-9)
- Ethyl 2-(3,5-dichlorophenyl)-2-(ethylamino)acetate (CAS 1218548-99-2)
- 2-(2,4-Dichlorophenyl)-N-(4-hydroxybutan-2-yl)acetamide (CAS 1423678-93-6)
- 2-(2,4-Dichlorophenyl)-1-methyl-1H-indole (CAS 905808-86-8)
- 4-(2,4-Dichlorophenyl)thiomorpholine-3,5-dione (CAS 338409-82-8)
Recommended Standards
- 3,4-Dichloro-1-(4-chlorophenyl)-1H-pyrrole-2,5-dione (CAS 29236-09-7)
- Taxane (CAS 1605-68-1)
- 2-(4-Chlorophenyl)-4-(dichloromethylene)oxazol-5(4H)-one (CAS 61767-33-7)
- (R)-tert-Butyl (1-amino-1-oxo-3-phenylpropan-2-yl)carbamate (CAS 129095-62-1)
- Cycloheptylmethanol (CAS 4448-75-3)
- 3-Bromo-5-methylbenzaldehyde oxime (CAS 1205515-03-2)
- Tris(4-fluorophenyl)phosphine oxide (CAS 18437-79-1)
- N-(9-((2R,4S,5R)-4-Hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-6-oxo-6,9-dihydro-1H-purin-2-yl)-2-phenylacetamide (CAS 92447-25-1)
- 5-(3-(Benzyloxy)-7-bromonaphthalen-2-yl)-1,2,5-thiadiazolidin-3-one 1,1-dioxide (CAS 1092455-32-7)
- Tirzepatide Impurity 21 X TFA Salt (CAS CATO-C4X-324021)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com