Ethyl 2-amino-5h,6h,7h,8h-pyrido[4,3-d]pyrimidine-6-carboxylate CAS 1258651-96-5
| CAS No. | 1258651-96-5 |
| Molecular Formula | C10H14N4O2 |
| Molecular Weight | 222.24 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.
Ethyl 2-amino-5h,6h,7h,8h-pyrido[4,3-d]pyrimidine-6-carboxylate (CAS 1258651-96-5) is a high-purity analytical reference standard with the molecular formula C10H14N4O2 and a molecular weight of 222.24 g/mol.
Ethyl 2-amino-5h,6h,7h,8h-pyrido[4,3-d]pyrimidine-6-carboxylate (C10H14N4O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), Ethyl 2-amino-5h,6h,7h,8h-pyrido[4,3-d]pyrimidine-6-carboxylate 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 | C10H14N4O2 |
| Molecular Weight | 222.24 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 4 |
Related Ethyl Standards
- 3-(Boc-amino)pyridine-4-carboxaldehyde (CAS 116026-95-0)
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Recommended Standards
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- Semaglutide impurity 101 (CAS CATO-C4X-2226101)
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