5,7-dichloro-2-(propan-2-yl)-2H-pyrazolo[4,3-d]pyrimidine CAS 1630906-67-0
| CAS No. | 1630906-67-0 |
| Molecular Formula | C8H16Cl2N4 |
| Molecular Weight | 239.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5,7-dichloro-2-(propan-2-yl)-2H-pyrazolo[4,3-d]pyrimidine (CAS 1630906-67-0), a certified reference material (molecular formula C8H16Cl2N4, MW 239.15 g/mol) for analytical method development and quality control.
Structurally, 5,7-dichloro-2-(propan-2-yl)-2H-pyrazolo[4,3-d]pyrimidine (C8H16Cl2N4) contains a nitrile group, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 239.15 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C8H16Cl2N4 |
| Molecular Weight | 239.15 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 | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related dichloro Standards
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Why CATO?
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