3,5-Dibromo-1H-indole CAS 81387-89-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 81387-89-5 |
| Molecular Formula | C8H5Br2N |
| Molecular Weight | 274.94 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,5-Dibromo-1H-indole (CAS 81387-89-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H5Br2N. Molecular weight: 274.94 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H5Br2N |
| Molecular Weight | 274.94 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Dibromo Standards
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- 3,6-Dibromo-1H-indole (CAS 74076-56-5)
Recommended Standards
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- Methyl 2-amino-2-(3-bromo-4-methoxyphenyl)acetate (CAS 1218371-85-7)
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- 2-Bromo-N-(1-hydroxy-2-methylpropan-2-yl)-5-methoxybenzamide (CAS 56658-05-0)
- BPO-27 (Racemate) (CAS 1314873-02-3)
- 6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)naphthalen-2-amine (CAS 1312611-42-9)
- Semaglutide Impurity 21(HO-Ste-L-γGlu-AEEA-AEEA-OH) (CAS 1335440-44-2)
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