3-Amino-6-ethyl-2-methylthieno[2,3-d]pyrimidin-4(3H)-one CAS 80381-61-9
| CAS No. | 80381-61-9 |
| Molecular Formula | C9H11N3OS |
| Molecular Weight | 209.27 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.
CATO supplies 3-Amino-6-ethyl-2-methylthieno[2,3-d]pyrimidin-4(3H)-one (CAS 80381-61-9), a certified reference material (molecular formula C9H11N3OS, MW 209.27 g/mol) for analytical method development and quality control.
3-Amino-6-ethyl-2-methylthieno[2,3-d]pyrimidin-4(3H)-one (C9H11N3OS) contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 3-Amino-6-ethyl-2-methylthieno[2,3-d]pyrimidin-4(3H)-one 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 | C9H11N3OS |
| Molecular Weight | 209.27 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | 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.) | 1979 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Amino Standards
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Recommended Standards
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