2,6-Dihydro-4H-thieno[3,4-c]pyrazole-3-carboxylic acid 5,5-dioxide CAS 949034-65-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 949034-65-5 |
| Molecular Formula | C6H6N2O4S |
| Molecular Weight | 202.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,6-Dihydro-4H-thieno[3,4-c]pyrazole-3-carboxylic acid 5,5-dioxide (CAS 949034-65-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C6H6N2O4S. Molecular weight: 202.19 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C6H6N2O4S |
| Molecular Weight | 202.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Dihydro Standards
- 3,4-Dihydro-1H-pyrido[3,4-b]indole-5,6(2H,9H)-dione (CAS 150254-83-4)
- 1-(4,5-Dihydro-1H-furo[2,3-g]indazol-7-yl)ethanone (CAS 372163-81-0)
- 2,3-Dihydro-7-hydroxycyclopenta[c][1]benzopyran-4(1H)-one (CAS 21260-41-3)
- 3-(3-Oxo-2,3-dihydro-4H-benzo[b][1,4]oxazin-4-yl)propanenitrile (CAS 23866-12-8)
- 3,4-Dihydro-[1,2]oxazino[3,2-b]quinazolin-10(2H)-one (CAS 51866-11-6)
- 3,4-Dihydro-[1,3]oxazino[2,3-b]quinazolin-6(2H)-one (CAS 94507-28-5)
- 4-Acetyl-3,4-dihydro-2H-benzo[1,4]oxazine-3-carbonitrile (CAS 86267-88-1)
- 4-Ethyl-3,4-dihydro-3-oxo-2H-1,4-benzoxazine-6-carbonitrile (CAS 943845-29-2)
Recommended Standards
- 2-(Methylsulfonyl)pyrimidine-5-carboxylic acid (CAS 914208-17-6)
- 2-Amino-5-(carboxymethyl)thiazole-4-carboxylic acid (CAS 89640-87-9)
- 2-(Methylsulfonyl)-5-nitropyridine (CAS 79134-11-5)
- 3-Methyl-n-(piperidin-4-yl)pyridin-2-amine trihydrochloride (CAS 1779129-90-6)
- Ethyl undec-9-ynoate (CAS 1087387-70-9)
- 4,5-Dimethyl-4H-1,2,4-triazol-3-amine hydroiodide (CAS 857371-43-8)
- Vericiguat impurity 50 (CAS CATO-C4X-289650)
- 4-Oxo-1,9a-dihydro-4H-pyrimido[1,2-b]pyridazine-3-carboxylic acid (CAS 1260386-37-5)
- N-(4-(N-Ethylsulfamoyl)phenyl)isonicotinamide (CAS 692746-21-7)
- Acetyl Tripeptide-1 (CAS 350595-76-5)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com