4-Chloro-6-(methylthio)-1H-pyrazolo[3,4-d]pyrimidine CAS 85426-79-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 85426-79-5 |
| Molecular Formula | C6H5ClN4S |
| Molecular Weight | 200.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Chloro-6-(methylthio)-1H-pyrazolo[3,4-d]pyrimidine (CAS 85426-79-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H5ClN4S. Molecular weight: 200.65 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C6H5ClN4S |
| Molecular Weight | 200.65 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1981 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 3-Chloro-6-(methylthio)-1H-pyrazolo[3,4-d]pyrimidine (CAS 100859-88-9)
- 2-Chloro-5-methoxy-[1,3]thiazolo[5,4-b]pyridine (CAS 1196154-04-7)
- 6-Chloro-2-(methylthio)oxazolo[5,4-b]pyridine (CAS 1206716-60-0)
- 7-Chloro-2-methylthiazolo[5,4-d]pyrimidin-5-amine (CAS 1211584-94-9)
- 2-Chloro-7-methylthieno[3,2-d]pyrimidin-4(1H)-one (CAS 1265593-71-2)
- 4-Chloro-3-(methylthio)-1H-pyrazolo[3,4-d]pyrimidine (CAS 130224-66-7)
- 2-Chloro-6-methylthieno[3,2-d]pyrimidin-4(3H)-one (CAS 1429629-67-3)
- 7-Chloro-5-(methylthio)-1H-pyrazolo[4,3-d]pyrimidine (CAS 1435806-45-3)
Recommended Standards
- 4-Chloro-2-(methylsulfanyl)pyrazolo[1,5-a][1,3,5]triazine (CAS 54346-19-9)
- 5-((1h-1,2,4-Triazol-1-yl)methyl)-2-chlorothiazole (CAS 478081-35-5)
- 4-Amino-2-chloro-6-(methylthio)pyrimidine-5-carbonitrile (CAS 54356-38-6)
- 4-Chloro-6-(tetrahydro-2H-pyran-4-yl)pyrimidin-2-amine (CAS 1252555-21-7)
- 2-(2-Nitrophenyl)malonaldehyde (CAS 386715-37-3)
- ethyl 3-amino-3-cycloheptylpropanoate (CAS 1463437-82-2)
- 2-(((2,6-Dichlorobenzyl)oxy)methyl)piperidine hydrochloride (CAS 1289388-40-4)
- 3-(2-Phenoxypyrimidin-5-yl)benzoic acid (CAS 1172330-09-4)
- 3-Isopropylthiophene-2-carboxylic acid (CAS 29488-31-1)
- D-[Phe]6-Semaglutide (CAS CATO-CPTD788633)
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