But-2-yne-1-sulfonyl chloride CAS 1342209-39-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1342209-39-5 |
| Molecular Formula | C4H5ClO2S |
| Molecular Weight | 152.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies But-2-yne-1-sulfonyl chloride (CAS 1342209-39-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C4H5ClO2S. Molecular weight: 152.60 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C4H5ClO2S |
| Molecular Weight | 152.60 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
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- 1-((5-(Dimethylamino)naphthalen-1-yl)sulfonyl)pyrrolidine-2-carboxylic acid (CAS 48201-36-1)
- N-(4-Fluorobenzyl)-1-naphthalenamine (CAS 356531-44-7)
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Why CATO?
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