1-Chloro-4-(3,4-dichlorophenyl)phthalazine CAS 121004-95-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 121004-95-3 |
| Molecular Formula | C14H7Cl3N2 |
| Molecular Weight | 309.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 1-Chloro-4-(3,4-dichlorophenyl)phthalazine (CAS 121004-95-3) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C14H7Cl3N2. Molecular weight: 309.58 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C14H7Cl3N2 |
| Molecular Weight | 309.58 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- Lornoxicam impurity 83 (CAS CATO-C4X-201683)
- 4,6-Dichloro-2-(4-chlorophenyl)quinazoline (CAS 144924-32-3)
- rel-(2R,6R)-2-Methyl-6-pentadecylpiperidine (CAS 32778-79-3)
- 2-Amino-4-(4-methoxyphenyl)-7,7-dimethyl-5-oxo-5,6,7,8-tetrahydro-4H-chromene-3-carbonitrile (CAS 129354-36-5)
- Tenofovir Impurity 90 (CAS 49622-08-4)
- Sec-O-Glucosylhamaudol (CAS 80681-44-3)
- Ceftazidime Impurity 18 (CAS CATO-C4X-121218)
- (2E)-1-(3,4-Dichlorophenyl)-3-(3-methylthiophen-2-yl)prop-2-en-1-one (CAS 832126-94-0)
- 1-Bromo-2-trifluoromethylsulfanyl-ethane (CAS 110480-78-9)
- Semaglutide Impurity 124 (CAS CATO-C4X-2226124)
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