3-Chloro-4-iodo-1H-pyrazole CAS 27258-19-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 27258-19-1 |
| Molecular Formula | C3H2ClIN2 |
| Molecular Weight | 228.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 3-Chloro-4-iodo-1H-pyrazole (CAS 27258-19-1) pharmaceutical standards reference standard. Molecular formula: C3H2ClIN2. Molecular weight: 228.42 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C3H2ClIN2 |
| Molecular Weight | 228.42 g/mol |
| Appearance | White to pale 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1964 |
| Halogen Content | Cl/I-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 4-Chloro-3-iodo-1H-pyrazole (CAS 27258-13-5)
- 4-Chloro-5-iodo-1H-imidazole (CAS 586965-46-0)
- (2-Chloro-4-(2-methoxy-2-oxoethyl)phenyl)boronic acid (CAS 1259022-52-0)
- (2-Chloro-4-(ethoxycarbonyl)phenyl)boronic acid (CAS 913835-94-6)
- (2-Chloro-5-(ethoxycarbonyl)phenyl)boronic acid (CAS 913835-93-5)
- (3-Chloro-4-(ethoxycarbonyl)phenyl)boronic acid (CAS 850568-11-5)
- (4-Chloro-2-(ethoxycarbonyl)phenyl)boronic acid (CAS 850568-61-5)
- (4-Chloro-2-cyclobutoxypyrimidin-5-yl)boronic acid (CAS 2225175-62-0)
Recommended Standards
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- 4,6-Dimethyl-1,3,5-triazin-2(1H)-one (CAS 30885-99-5)
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- N,N,3-Trimethylfuran-2-carboxamide (CAS 22601-07-6)
- (1R,4R,6S)-2-(tert-butoxycarbonyl)-2-azabicyclo[2.2.1]Heptane-6-carboxylic acid (CAS 1627973-08-3)
- 1-Bromo-3-(1,1-difluoro-2-methoxyethyl)-5-nitrobenzene (CAS 2883760-09-4)
- Human IgE Pentapeptide HEPP (CAS 62087-72-3)
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