(E)-2,3-Dibromo-2-butenedioic acid CAS 608-38-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 608-38-8 |
| Molecular Formula | C4H2Br2O4 |
| Molecular Weight | 273.86 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity (E)-2,3-Dibromo-2-butenedioic acid (CAS 608-38-8) pharmaceutical standards reference standard. Molecular formula: C4H2Br2O4. Molecular weight: 273.86 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C4H2Br2O4 |
| Molecular Weight | 273.86 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Br-containing |
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Recommended Standards
- 2,3-Dibromobut-2-enedioic acid (CAS 149230-81-9)
- 5-Bromo-4-iodo-1H-1,2,3-triazole (CAS 2566600-08-4)
- Terbium vanadium oxide, 99.8% (REO) (CAS 13566-09-1)
- (Cyclobutylmethyl)zinc bromide (CAS 1629082-81-0)
- 2-Ethyl-5-methyl-1H-imidazole-4-carbonitrile (CAS 112108-89-1)
- Mianserin impurity 20 (CAS CATO-C4X-136920)
- 4-Bromo-1h-pyrazole-3-carbohydrazide (CAS 56976-82-0)
- (R)-1-(5-Bromo-3-((1-methylpyrrolidin-2-yl)methyl)-1H-indol-1-yl)ethanone (CAS 205369-12-6)
- 4-(Pyridin-2-yl)pyrimidine (CAS 52997-82-7)
- Semaglutide impurity 32 (CAS CATO-C4X-222632)
Why CATO?
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