3,4-Diethoxybenzene-1-sulfonyl chloride CAS 99188-17-7
| CAS No. | 99188-17-7 |
| Molecular Formula | C10H13ClO4S |
| Molecular Weight | 264.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 3,4-Diethoxybenzene-1-sulfonyl chloride under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
3,4-Diethoxybenzene-1-sulfonyl chloride (CAS 99188-17-7) is a high-purity analytical reference standard with the molecular formula C10H13ClO4S and a molecular weight of 264.73 g/mol.
Structurally, 3,4-Diethoxybenzene-1-sulfonyl chloride (C10H13ClO4S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 264.73 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C10H13ClO4S |
| Molecular Weight | 264.73 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Diethoxybenzene Standards
Recommended Standards
- 3-(5-Chlorothiophen-2-yl)-N-methylimidazo[1,2-a]pyrazin-8-amine (CAS 825630-62-4)
- 4-(2-ethoxyethoxy)benzene-1-sulfonyl chloride (CAS 264624-20-6)
- 3-(5-(4-Chlorophenyl)thiophen-2-yl)acrylic acid (CAS 950094-47-0)
- 4-(2-methoxyethoxy)-3-methylbenzenesulfonyl chloride (CAS 69129-46-0)
- 4-(1,2,3-Thiadiazol-4-yl)phenyl 4-methoxybenzene-1-sulfonate (CAS 337924-59-1)
- (E)-N'-Methoxy-N-{7-[1-(3-methoxyphenoxy)ethyl]-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl}methanimidamide (CAS 477865-46-6)
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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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