2,4-Bis(methylsulfonyl)-1-bromobenzene CAS 1000018-15-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1000018-15-4 |
| Molecular Formula | C8H9BrO4S2 |
| Molecular Weight | 313.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,4-Bis(methylsulfonyl)-1-bromobenzene (CAS 1000018-15-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H9BrO4S2. Molecular weight: 313.19 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H9BrO4S2 |
| Molecular Weight | 313.19 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 2 |
Related Bis Standards
- Ethyl 4-(methylsulfonyl)-2-morpholinobenzoate (CAS 1354940-64-9)
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- 5-Methyl-4-(4-(methylsulfonyl)phenyl)-3-phenylisoxazole (CAS 181695-76-1)
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- 3-((Methylsulfonyl)methyl)-4-(octyloxy)aniline (CAS 5819-66-9)
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- 1,2,4-Tris(methylsulfonyl)benzene (CAS 1434128-54-7)
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Recommended Standards
- Clevidipine Impurity 40 (CAS CATO-C4X-101540)
- 2-Bromo-n-(3-acetamidophenyl)-3-methylbutanamide (CAS 1016772-54-5)
- Clevidipine butyrate Impurity 15 (CAS 1801167-49-6)
- tert-Butyl 3-(2-hydroxypropan-2-yl)pyrrolidine-1-carboxylate (CAS 1357923-35-3)
- (S)-1-(1-Hydroxy-3,3-dimethylbutan-2-yl)-3-mesityl-4,5-dihydro-1H-imidazol-3-ium hexafluorophosphate(V) (CAS 850469-04-4)
- N-(2-(1H-Indol-3-yl)ethyl)-4-methylbenzenesulfonamide (CAS 86658-78-8)
- 4-Amino-6-methoxyquinazolin-7-ol (CAS 320365-90-0)
- 1-(Aminomethyl)-7-methoxy-1,2,3,4-tetrahydronaphthalen-1-ol hydrochloride (CAS 1427381-06-3)
- 3-Methyl-1-(3-methylisoxazol-5-yl)butan-2-ol (CAS 296240-55-6)
- Semaglutide impurity 269 (CAS CATO-C4X-2226269)
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