2-bromo-4-methanesulfonylbenzene-1-sulfonyl chloride CAS 1603381-94-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1603381-94-7 |
| Molecular Formula | C7H6BrClO4S2 |
| Molecular Weight | 333.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-bromo-4-methanesulfonylbenzene-1-sulfonyl chloride (CAS 1603381-94-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H6BrClO4S2. Molecular weight: 333.61 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H6BrClO4S2 |
| Molecular Weight | 333.61 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | Cl/Br-containing |
| Sulfur Atoms | 2 |
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Recommended Standards
- 2-(2-Bromophenyl)-4-chloro-6-methylquinazoline (CAS 149323-83-1)
- 1-(3-Bromophenyl)-4-(3-chlorophenyl)-1H-pyrazole (CAS 318289-00-8)
- 2-(4-Bromophenyl)-4-chloro-5-methylquinazoline (CAS 885277-89-4)
- 2-(2-(Piperazin-1-yl)ethoxy)acetic acid (CAS 197969-01-0)
- 5-(trifluoromethyl)-7H-pyrrolo[2,3-d]pyrimidine (CAS 1638765-10-2)
- Methyl 2-(2,5-dioxopyrrolidin-1-yl)-4-methylthiazole-5-carboxylate (CAS 1429902-82-8)
- Acid Orange 24 (CAS 1320-07-6)
- 3-(Piperidin-1-yl)benzoic Acid (CAS 77940-94-4)
- (S)-Hexahydro-1H-pyrido[1,2-a]pyrazin-4(6H)-one (CAS 248914-28-5)
- Semaglutide impurity 86 (CAS CATO-C4X-222686)
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