2,3-dihydrothiophene 1,1-dioxide CAS 1192-16-1
| CAS No. | 1192-16-1 |
| Molecular Formula | C4H6O2S |
| Molecular Weight | 118.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 2,3-dihydrothiophene 1,1-dioxide 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.
2,3-dihydrothiophene 1,1-dioxide (CAS 1192-16-1), molecular formula C4H6O2S and molecular weight 118.15 g/mol, is a CATO reference standard with documented purity and traceability.
2,3-dihydrothiophene 1,1-dioxide (C4H6O2S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C4H6O2S |
| Molecular Weight | 118.15 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1957 |
| Sulfur Atoms | 1 |
Related dihydrothiophene Standards
- Dihydrothiophene-2,5-dione (CAS 3194-60-3)
- 2,5-Dihydrothiophene-3-carbaldehyde (CAS 113772-16-0)
- 2,5-dihydrothiophene-3-carboxylic acid (CAS 98508-62-4)
- 4,5-dihydrothiophene-2-carboxylic acid (CAS 86610-33-5)
- 3-Methyl-2,5-dihydrothiophene-1,1-dioxide (CAS 1193-10-8)
- 2-Methyl-2,5-dihydrothiophene 1,1-dioxide (CAS 6007-71-2)
- 4-Methyl-2,3-dihydrothiophene 1,1-Dioxide (CAS 872-94-6)
- 2,5-Dihydrothiophene 1-oxide (CAS 14852-22-3)
Recommended Standards
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- 6-Fluoro-1,4-diazepane (CAS 123187-94-0)
- (S)-4-Fluoro-2,3-dihydrobenzofuran-3-amine (CAS 1213519-46-0)
- Methyl 5-amino-4,6-dimethylpicolinate (CAS 1799819-21-8)
- 3-Indoxylphosphate,p-toluidinesalt (CAS 31699-61-3)
- 3-(2-Fluorophenyl)phenol (CAS 80254-63-3)
- 2-(Quinolin-8-yl)acetamide (CAS 860204-95-1)
- 1-(2-Oxo-2-(piperidin-1-yl)ethyl)-1H-indole-3-carbaldehyde (CAS 347319-74-8)
- 1-{[4-(methoxycarbonyl)piperidin-1-yl]carbonyl}-3-methyl-1H-imidazol-3-ium iodide (CAS 1231956-11-8)
- 6-Methyl-4-((1-(thiophene-3-carbonyl)azetidin-3-yl)oxy)-2H-pyran-2-one (CAS 1798512-10-3)
- 4-(Piperazin-1-ylmethyl)benzoic acid hydrochloride (CAS 1394820-15-5)
- Semaglutide Impurity 161 (x TFA Salt) (CAS CATO-C4X-2226161)
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 18665070610 / Nicole.chen@cato-chem.com