Dihydrothiophene-2,5-dione CAS 3194-60-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3194-60-3 |
| Molecular Formula | C4H4O2S |
| Molecular Weight | 116.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Dihydrothiophene-2,5-dione (CAS 3194-60-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C4H4O2S. Molecular weight: 116.14 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C4H4O2S |
| Molecular Weight | 116.14 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Sulfur Atoms | 1 |
Related Dihydrothiophene Standards
- 2,5-Dihydrothiophene-3-carbaldehyde (CAS 113772-16-0)
- 2,3-dihydrothiophene 1,1-dioxide (CAS 1192-16-1)
- 2,5-Dihydrothiophene 1-oxide (CAS 14852-22-3)
- 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)
Recommended Standards
- Dicyclohexano-18-crown-6 (CAS 29515-99-9)
- DL-Proline-2-d1 (CAS 282729-06-0)
- Cyclohexylphosphine, min. 97% (10 wt% in hexanes) (CAS 822-68-4)
- 3,5,6-Trichloro-4-hydrazinylpicolinic acid (CAS 32889-74-0)
- 3-Amino-2-[(2,6-difluorophenyl)methyl]propanamide (CAS 1038360-65-4)
- 3,5-Dimethyl-N-(2-phenoxypropyl)aniline (CAS 1040686-76-7)
- Ethyl 5-bromo-1-(3-fluorophenyl)-1H-pyrazole-4-carboxylate (CAS 1245227-17-1)
- 2,6-Difluoro-4-nitrocinnamic acid (CAS 1807439-72-0)
- Methyl 5-(hydroxymethyl)pyrazolo[1,5-a]pyridine-3-carboxylate (CAS 474432-56-9)
- Des-[Gly]31-Semaglutide (CAS CATO-C4X-2226156)
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