5,11-Bis(4-bromophenyl)-5,11-dihydroindolo[3,2-b]carbazole CAS 1571136-18-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1571136-18-9 |
| Molecular Formula | C30H18Br2N2 |
| Molecular Weight | 566.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5,11-Bis(4-bromophenyl)-5,11-dihydroindolo[3,2-b]carbazole (CAS 1571136-18-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C30H18Br2N2. Molecular weight: 566.29 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C30H18Br2N2 |
| Molecular Weight | 566.29 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 22.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 5,9-Dibromo-7,7-diphenyl-7H-fluoreno[4,3-b]benzofuran (CAS 1872364-25-4)
- 3',6-Dibromo-9-phenyl-9H-4,9'-bicarbazole (CAS 1613043-67-6)
- 4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-Heptadecafluoro-1-phenylundecane-1,3-dione (CAS 141522-69-2)
- 2-Bromo-6-fluoro-3-methylphenylboronic acid pinacol ester (CAS 2121512-72-7)
- N-((Tetrahydro-2H-pyran-2-yl)oxy)acrylamide (CAS 1233211-05-6)
- 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-2-ol (CAS 1073354-84-3)
- 6-Chloro-4-hydroxy-2(1H)-pyridinone (CAS 89284-22-0)
- 2-(2-((4-Methylpyridin-2-yl)amino)thiazol-4-yl)-N-(2-(thiophen-2-yl)ethyl)acetamide (CAS 1323539-79-2)
- 4-Amino-5-nitro-2-(trifluoromethyl)benzonitrile (CAS 1155800-54-6)
- Insulin Degludec Impurity 18 (CAS CATO-C4X-215718)
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