5,6-Dihydro-6-methyl-4-oxo-4h-thieno[2,3-b]thiopyran-2-sulfonicacis CAS 120279-86-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 120279-86-9 |
| Molecular Formula | C8H8O4S3 |
| Molecular Weight | 264.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 5,6-Dihydro-6-methyl-4-oxo-4h-thieno[2,3-b]thiopyran-2-sulfonicacis (CAS 120279-86-9) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C8H8O4S3. Molecular weight: 264.34 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C8H8O4S3 |
| Molecular Weight | 264.34 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Sulfur Atoms | 3 |
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Recommended Standards
- Ethyl 3-amino-4,5,6-trimethylthieno[2,3-b]pyridine-2-carboxylate (CAS 118970-12-0)
- 1-(n-Isopropyl-N-methylsulfamoyl)piperidine-3-carboxylic acid (CAS 1216214-75-3)
- 3-(4-(Isopropylsulfonyl)piperazin-1-yl)propanoic acid (CAS 1184073-91-3)
- 2-(2-(Phenylthio)acetamido)-5,6,7,8-tetrahydro-4H-cyclohepta[b]thiophene-3-carboxamide (CAS 895485-15-1)
- 4,5-Dibromo-2-nitroaniline (CAS 75293-97-9)
- 2-(Azepan-1-yl)-2-cyclopentylacetonitrile (CAS 1119449-72-7)
- 3-((Cyclopentylmethyl)amino)-[1,2,4]triazolo[4,3-a]pyridine-8-carboxylic acid (CAS 1255147-50-2)
- Methyl 3-[(4-methoxyphenyl)(methyl)sulfamoyl]thiophene-2-carboxylate (CAS 1022063-73-5)
- 2-Azabicyclo[3.2.0]heptan-3-one (CAS 2183-99-5)
- Semaglutide Impurity 1(OtBu-Ste-D-γGlu(OtBu)-AEEA-AEEA-OH) (CAS CATO-C4X-22261)
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- 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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