6-(tert-Butyl)-1-(1,1-dioxidotetrahydrothiophen-3-yl)-3-methyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid CAS 1437435-87-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1437435-87-4 |
| Molecular Formula | C16H21N3O4S |
| Molecular Weight | 351.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
6-(tert-Butyl)-1-(1,1-dioxidotetrahydrothiophen-3-yl)-3-methyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 1437435-87-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H21N3O4S. Molecular weight: 351.42 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H21N3O4S |
| Molecular Weight | 351.42 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Recommended Standards
- 4-((1-(4-Fluorophenyl)-3-(o-tolyl)-1H-pyrazol-4-yl)methyl)morpholine (CAS 1431282-89-1)
- 6-(2-(3,4-Diethoxyphenyl)thiazol-4-yl)picolinonitrile (CAS 155468-31-8)
- Ethyl 5-hydroxy-8-isopentyl-2-(methylthio)-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidine-6-carboxylate (CAS 1253790-09-8)
- 2-(Cyclohexylamino)-4,6-dimethylnicotinonitrile (CAS 142591-25-1)
- 3-(4-ethoxyphenyl)-2-methylpropanoic acid (CAS 1017146-71-2)
- 2-Chloro-6-(difluoromethyl)-5-(trifluoromethyl)nicotinic acid (CAS 1806072-45-6)
- Methyl 5-(4-chlorophenyl)-1-(4-methylphenyl)-1H-pyrazole-3-carboxylate (CAS 158941-37-8)
- 2-(Difluoromethoxy)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzaldehyde (CAS 2379538-47-1)
- 2H-Pyrrolo[3,2-d]oxazole (CAS 140468-76-4)
- Ginseng Tetrapeptide (CAS 178553-95-2)
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