4-Hydroxy-6-mercaptopyrazolo[3,4-d]pyrimidine CAS 24521-76-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 24521-76-4 |
| Molecular Formula | C5H4N4OS |
| Molecular Weight | 168.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Hydroxy-6-mercaptopyrazolo[3,4-d]pyrimidine (CAS 24521-76-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C5H4N4OS. Molecular weight: 168.18 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C5H4N4OS |
| Molecular Weight | 168.18 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1964 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Hydroxy Standards
- 2-Hydroxy-6-mercaptopurine (CAS 2002-59-7)
- 1-(1-Ethyl-4-hydroxy-5-methylpyrazol-3-yl)ethanone (CAS 1187732-72-4)
- 9-Hydroxy-5-methyl-6,7-diazaspiro[3.5]Non-5-en-8-one (CAS 1311254-49-5)
- 2-(1-Hydroxy-2-methylpropan-2-yl)pyrimidin-5-ol (CAS 132259-91-7)
- 1-(4-Hydroxy-1-propyl-1h-pyrazol-3-yl)ethanone (CAS 1355228-96-4)
- 1-[4-Hydroxy-1-(propan-2-yl)-1H-pyrazol-3-yl]ethan-1-one (CAS 1355228-97-5)
- 6-Hydroxy-2-isobutylpyrimidin-4(3H)-one (CAS 1876928-53-8)
- 2-(1-Hydroxy-1-methylethyl)-3-methoxypyrazine (CAS 38346-80-4)
Recommended Standards
- 4-(3,4-Difluorophenyl)-1-butene (CAS 951892-54-9)
- 5-(1,2-Oxazol-3-yl)-1,3,4-thiadiazol-2-amine (CAS 70057-77-1)
- 4-(2,6-Difluorophenyl)-1-butene (CAS 951892-39-0)
- 3-Cyclopropoxy-4-(methylamino)picolinic acid (CAS 1243377-36-7)
- D-Talono-1,4-Lactone (CAS 23666-11-7)
- (2-Aminophenyl)(morpholino)methanone hydrochloride (CAS 1048648-81-2)
- 4-Amino-3-propoxyphenol (CAS 1342281-39-3)
- Ethyl 2,4-diphenylthiazole-5-carboxylate (CAS 402567-86-6)
- (R)-1-(4-Bromothiophen-2-yl)ethanamine (CAS 1212816-88-0)
- Semaglutide Impurity 246 (CAS CATO-C4X-2226246)
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