5-chloropyridazin-4-ol CAS 1245643-70-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1245643-70-2 |
| Molecular Formula | C4H9ClN2O |
| Molecular Weight | 136.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 5-chloropyridazin-4-ol (CAS 1245643-70-2) pharmaceutical standards reference standard. Molecular formula: C4H9ClN2O. Molecular weight: 136.58 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C4H9ClN2O |
| Molecular Weight | 136.58 g/mol |
| 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 | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related chloropyridazin Standards
- 6-chloropyridazin-4-ol (CAS 1415928-75-4)
- 4-chloropyridazin-3-amine (CAS 1353101-17-3)
- 5-chloropyridazin-4-amine (CAS 53180-92-0)
- 5-chloropyridazin-3-ol (CAS 660425-07-0)
- 3-Chloropyridazin-4-ol (CAS 1379240-74-0)
- 4-Chloropyridazin-3(2H)-one (CAS 1677-79-8)
- (6-chloropyridazin-3-yl)methanamine (CAS 871826-15-2)
- 5-Chloropyridazin-3-amine (CAS 1314978-36-3)
Recommended Standards
- (R)-methyl 3-chloro-2-methylpropanoate (CAS 118417-75-7)
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- 4-Chloromethyl-[1,3]dioxane (CAS 1121-62-6)
- 2,3-Dibromosulfolane (CAS 53032-08-9)
- 3-Bromo-8-(trifluoromethoxy)quinoline (CAS 2241594-65-8)
- 4-Bromo-2-chloro-3-iodo-1-(methoxymethoxy)benzene (CAS 2221812-31-1)
- N-(6-(methylthio)hexyl)thietan-3-amine (CAS 1864246-45-6)
- n-(3-Fluorobenzyl)-3-methylpentan-2-amine (CAS 1039915-51-9)
- N-(2-Chloro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)-4-methoxybenzenesulfonamide (CAS 1112983-23-9)
- Des-Ala35-Tirzepatide (CAS CATO-CPTD788939)
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