2,3-dihydro-1,4-benzodioxin-2-ylmethanesulfonyl chloride CAS 1018520-20-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1018520-20-1 |
| Molecular Formula | C9H9ClO4S |
| Molecular Weight | 248.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,3-dihydro-1,4-benzodioxin-2-ylmethanesulfonyl chloride (CAS 1018520-20-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H9ClO4S. Molecular weight: 248.68 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H9ClO4S |
| Molecular Weight | 248.68 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 |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related dihydro Standards
- 3,4-dihydro-2H-1,5-benzodioxepine-6-sulfonyl chloride (CAS 1049731-09-0)
- 3,4-Dihydro-2H-1,5-benzodioxepine-7-sulfonyl chloride (CAS 321309-38-0)
- 4-Methyl-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazine-7-sulfonyl chloride (CAS 910037-13-7)
- 1-{4-[(4-ethyl-4,5-dihydro-1,3-thiazol-2-yl)amino]phenyl}ethan-1-one (CAS 380346-04-3)
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- 2-(4-(6,7-Dihydro-5h-cyclopenta[d]pyrimidin-4-yl)piperazin-1-yl)ethan-1-ol (CAS 1375166-39-4)
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Recommended Standards
- Clofazimine Impurity 5 (CAS 23008-56-2)
- 4-(Chlorosulfonyl)phenyl propionate (CAS 1029717-21-2)
- Clofazimine Impurity 11 (CAS 74002-27-0)
- 2-(Isopentyloxy)benzenethiol (CAS 1378640-71-1)
- (6-(1H-1,2,4-Triazol-1-yl)pyridin-3-yl)boronic acid (CAS 883231-07-0)
- H-D-Leu-Leu-OH (CAS 38689-31-5)
- 2-(5-(Bromomethyl)pyridin-2-yl)isoindoline-1,3-dione (CAS 633312-49-9)
- 5-Amino-3-methylbenzo[d]thiazol-2(3H)-one (CAS 1379344-15-6)
- 6-(methylsulfanyl)pyrazine-2-carboxylic acid (CAS 1522334-39-9)
- D-Pro31-Tirzepatide (CAS CATO-CPTD788905)
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