2',5'-Dibromo-1,1':4',1''-terphenyl CAS 1293386-03-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1293386-03-4 |
| Molecular Formula | C18H12Br2 |
| Molecular Weight | 388.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2',5'-Dibromo-1,1':4',1''-terphenyl (CAS 1293386-03-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H12Br2. Molecular weight: 388.10 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H12Br2 |
| Molecular Weight | 388.10 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
Related Dibromo Standards
- 4,4’’-Dibromo-p-terphenyl (CAS 17788-94-2)
- 3,3''-Dibromo-1,1':2',1''-terphenyl (CAS 95918-90-4)
- 3,3''-Dibromo-1,1':3',1''-terphenyl (CAS 95962-62-2)
- 4,4''-Dibromo-1,1':2',1''-terphenyl (CAS 24253-43-8)
- 4,4''-Dibromo-1,1':3',1''-terphenyl (CAS 83909-22-2)
- 4-(6,8-Dibromo-2-methylimidazo[1,2-a]pyridin-3-yl)thiazol-2-amine (CAS 886507-34-2)
- 6,11-dibromo-1,4-diazatriphenylene (CAS 1012836-59-7)
- 5,9-Dibromo-7H-benzo[c]fluoren-7-one (CAS 1637660-36-6)
Recommended Standards
- 1,1,1,3,3,3-Hexafluoro-2-(3-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)propan-2-ol (CAS 2376598-54-6)
- 1-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-5-fluoro-6-iodopyrimidine-2,4(1H,3H)-dione (CAS 87818-06-2)
- 2,7-Bis(bromomethyl)pyrene (CAS 63996-39-4)
- (3-(tert-Butoxy)-5-cyclopropoxypyridin-4-yl)methanamine (CAS 1243475-84-4)
- 4-Aminopyrrolo[2,1-F][1,2,4]triazine-5-carboxylic acid (CAS 1236201-15-2)
- 3-Amino-4-phenyl-6-(trifluoromethyl)thieno[2,3-b]pyridine-2-carboxamide (CAS 832737-67-4)
- 3-(3-(1H-1,2,3-Triazol-1-yl)pyrrolidine-1-carbonyl)benzonitrile (CAS 1798537-70-8)
- (4S,5S)-4,5-diphenyl-4,5-dihydro-1H-imidazol-2-amine (CAS 836657-92-2)
- Foramsulfuron (CAS 173159-57-4)
- [D-His1]-Semaglutide (CAS CATO-C4X-2226127)
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