2-Methanesulfonyl-2-methylpropanoyl chloride CAS 1017540-45-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1017540-45-2 |
| Molecular Formula | C5H9ClO3S |
| Molecular Weight | 184.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-Methanesulfonyl-2-methylpropanoyl chloride (CAS 1017540-45-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C5H9ClO3S. Molecular weight: 184.64 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C5H9ClO3S |
| Molecular Weight | 184.64 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Methanesulfonyl Standards
- 2-Methanesulfonyl-n-methylaniline (CAS 10224-69-8)
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Recommended Standards
- N-(Azetidin-3-yl)-3-chloropyrazin-2-amine (CAS 2091550-19-3)
- 1-methyl-1H-pyrazole-5-sulfonyl chloride (CAS 1020721-61-2)
- 6-chloro-2,3-dimethyl-1H,2H,3H-pyrazolo[3,4-d]pyrimidine (CAS 2721934-21-8)
- DDe-l-alaninol (CAS 1272755-17-5)
- N6-[(3,4-Dichlorophenyl)methyl]-N6-nitroso-2,4,6-quinazolinetriamine (CAS 22316-71-8)
- N,1-Dimethyl-5-oxo-2,5-dihydro-1H-pyrazole-3-carboxamide (CAS 185451-43-8)
- 4-Amino-1-ethoxybutan-2-ol (CAS 166746-56-1)
- (S)-Benzyl 3-cyanopiperidine-1-carboxylate (CAS 1359722-09-0)
- Ethyl 4-(4-fluorophenoxy)-2-phenylpyrimidine-5-carboxylate (CAS 477854-81-2)
- Tirzepatide Impurity 35 (CAS CATO-C4X-324035)
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