6,6'-Dibromo-[2,2'-biindolinylidene]-3,3'-dione CAS 19201-53-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 19201-53-7 |
| Molecular Formula | C16H8Br2N2O2 |
| Molecular Weight | 420.05 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 6,6'-Dibromo-[2,2'-biindolinylidene]-3,3'-dione (CAS 19201-53-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C16H8Br2N2O2. Molecular weight: 420.05 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C16H8Br2N2O2 |
| Molecular Weight | 420.05 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Dibromo Standards
- (E)-6,6'-Dibromo-[3,3'-biindolinylidene]-2,2'-dione (CAS 1351240-72-6)
- 1,8-Dibromo-4,5-dimethoxypyrene 1286170-85-1 5427AA C18H12Br2O2 (CAS 1286170-85-1)
- 2,7-Dibromo-pyrene-4,5,9,10-tetraone (CAS 1204649-68-2)
- 5,7-Dibromo-6-methyl-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-indazole (CAS 1973503-49-9)
- 2,5-Dibromo-1,1-dimethyl-3,4-diphenyl-1H-silole (CAS 686290-22-2)
- 4,6-Dibromo-2-(2-chloro-4-fluorophenyl)-1,3-benzoxazol-5-amine (CAS 637303-08-3)
- 3,5-Dibromo-1-{[4-chloro-3-(trifluoromethyl)phenyl]methyl}-1h-1,2,4-triazole (CAS 1240568-47-1)
- 1,5-Dibromo-2-iodo-3-methyl-4-nitrobenzene (CAS 1160573-54-5)
Recommended Standards
- 3H-Indol-3-one, 5-bromo-2-(5-bromo-1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro- (CAS 84-40-2)
- 6,6′-Dibromoisoindigo (CAS 1147124-21-7)
- Perfluoro-4-methyl-3,6-dioxaoctane (CAS 95842-03-8)
- 1-(tert-butyl) 2-ethyl (S)-2-methylpyrrolidine-1,2-dicarboxylate (CAS 918437-71-5)
- 2-Chloro-5-iodo-4,6-dimethylpyridine-3-carbonitrile (CAS 2197055-80-2)
- tert-Butyl 4-((3-chlorophenyl)amino)-4-cyanopiperidine-1-carboxylate (CAS 1696322-59-4)
- 2-(4-Hydroxypiperidin-1-yl)benzaldehyde, HCl (CAS 1185302-49-1)
- Nimodipine Impurity 4 (CAS CATO-C4X-13854)
- (2-(3-(Hydroxymethyl)-9H-pyrido[3,4-b]indol-1-yl)ethyl)-L-phenylalanine (CAS 2002363-68-8)
- Semaglutide impurity 83 (CAS CATO-C4X-222683)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com