4-Chloro-3-methyl-6-(methylthio)-1H-pyrazolo[3,4-d]pyrimidine CAS 1190399-72-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1190399-72-4 |
| Molecular Formula | C7H7ClN4S |
| Molecular Weight | 214.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-3-methyl-6-(methylthio)-1H-pyrazolo[3,4-d]pyrimidine (CAS 1190399-72-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H7ClN4S. Molecular weight: 214.68 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H7ClN4S |
| Molecular Weight | 214.68 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.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 7-Chloro-5-methyl-2-(methylthio)-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 101251-18-7)
- 6-chloro-1-methyl-4-(methylsulfanyl)-1H-pyrazolo[3,4-d]pyrimidine (CAS 101252-80-6)
- 6-Chloro-3-methyl-8-(methylthio)-[1,2,4]triazolo[4,3-b]pyridazine (CAS 1609938-51-3)
- 6-Chloro-4-(ethylthio)-1H-pyrazolo[3,4-d]pyrimidine (CAS 5417-80-1)
- 6-Chloro-8-methyl-2-(methylthio)-7H-purine (CAS 99980-49-1)
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Recommended Standards
- 1-((5-Chlorothiophen-2-yl)methyl)-1h-1,2,4-triazol-3-amine (CAS 1183254-46-7)
- 1-((5-Chlorothiophen-2-yl)methyl)-1h-1,2,3-triazol-4-amine (CAS 1540649-22-6)
- 2-Methylthio-6-chloro-9-methylpurine (CAS 40423-35-6)
- 7-tert-Butyl-1H-pyrazolo[1,5-a][1,3,5]triazin-2-one (CAS 2140305-49-1)
- (6-Bromobenzo[d]thiazol-2-yl)methanamine (CAS 1176714-51-4)
- N-(3-ethoxy-4-methylphenyl)acetamide (CAS 3159-48-6)
- 2-[5-(propan-2-yl)-1H-1,2,4-triazol-3-yl]piperidine (CAS 1248993-92-1)
- Methyl 3-ethoxybut-2-enoate (CAS 85153-65-7)
- 1-(3-Methoxybenzyl)-5,6-dimethyl-4-nitro-1H-benzo[d]imidazole (CAS 338954-64-6)
- Semaglutide impurity 22(OtBu-Ste-γGlu(OtBu)-AEEA-AEEA-OH) (CAS 1118767-16-0)
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