2,4-Dichloro-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidineHCl CAS 1208901-69-2
| CAS No. | 1208901-69-2 |
| Molecular Formula | C7H7Cl2N3 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 240.51 g/mol gives 2,4-Dichloro-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidineHCl distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2,4-Dichloro-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidineHCl (CAS 1208901-69-2) is a high-purity analytical reference standard with the molecular formula C7H7Cl2N3HCl and a molecular weight of 240.51 g/mol.
Based on its molecular formula C7H7Cl2N3HCl, 2,4-Dichloro-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidineHCl contains a nitrile group, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 240.51 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 2,4-Dichloro-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidineHCl 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 | C7H7Cl2N3 HCl |
| Molecular Weight | 240.51 g/mol |
| Appearance | Off-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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Dichloro Standards
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- N-(3-Acetamido-4-methylphenyl)furan-2-carboxamide (CAS 332930-76-4)
- Met(O)14-Exenatide trifluoroacetate salt (CAS 1678417-38-3)
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