Pcb No. 104 CAS 56558-16-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 56558-16-8 |
| Molecular Formula | C12H5Cl5 |
| Molecular Weight | 326.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Pcb No. 104 (CAS 56558-16-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H5Cl5. Molecular weight: 326.43 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H5Cl5 |
| Molecular Weight | 326.43 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 chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Halogen Content | Cl-containing |
Recommended Standards
- Pcb No. 103 (CAS 60145-21-3)
- Pcb No. 105 (CAS 32598-14-4)
- Pcb No. 102 (CAS 68194-06-9)
- 6-Bromo-2,2-dimethyl-2H-chromene-8-carbaldehyde (CAS 355837-32-0)
- 3-Bromo-7-chlorocinnoline (CAS 1083181-45-6)
- 9-(2-(Ethylamino)ethyl)-9H-purin-6-amine (CAS 138320-02-2)
- N-(2-aminoethyl)-2-chloro-4-fluorobenzene-1-sulfonamide hydrochloride (CAS 1803586-90-4)
- N,N-Dimethyl-2-(4,5,6,7-tetrahydro-3H-imidazo[4,5-c]pyridin-3-yl)ethan-1-amine (CAS 1393575-75-1)
- (R)-1-((S)-3-Phenyl-2-((S)-2-(2-phenylacetamido)propanamido)propanoyl)pyrrolidine-2-carboxylic acid (CAS 92084-93-0)
- Insulin Degludec Impurity 3 (CAS CATO-C4X-21573)
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