5,7-dichloro-2-(trideuteriomethyl)pyrazolo[4,3-d]pyrimidine CAS 1630907-06-0
| CAS No. | 1630907-06-0 |
| Molecular Formula | - |
| Molecular Weight | 214.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
5,7-dichloro-2-(trideuteriomethyl)pyrazolo[4,3-d]pyrimidine (CAS 1630907-06-0), molecular formula C6H9D3Cl2N4 and molecular weight 214.11 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to deuterium isotope labeling, a nitrile group, chlorine substitution, 5,7-dichloro-2-(trideuteriomethyl)pyrazolo[4,3-d]pyrimidine is typically white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 214.11 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
As a certified reference material (CRM), 5,7-dichloro-2-(trideuteriomethyl)pyrazolo[4,3-d]pyrimidine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C6H9D3Cl2N4 |
| Molecular Weight | 214.11 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| 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) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related dichloro Standards
- 2,2-Dichloro-1-thiomorpholinoethan-1-one (CAS 663884-74-0)
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- 2,4-dichloro-5-fluoro-7H-pyrrolo[2,3-d]pyrimidine (CAS 1053228-29-7)
- 2,4-dichloro-7-fluoro-5H-pyrrolo[3,2-d]pyrimidine (CAS 1379307-68-2)
- 2,4-dichloro-5-fluoro-pyrrolo[2,1-f][1,2,4]triazine (CAS 2306272-71-7)
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