1-Mercapto-6,7,8,9-tetrahydro-[1,2,4]triazolo[4,3-a]quinazolin-5-ol CAS 61413-52-3
| CAS No. | 61413-52-3 |
| Molecular Formula | C9H10N4OS |
| Molecular Weight | 222.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
1-Mercapto-6,7,8,9-tetrahydro-[1,2,4]triazolo[4,3-a]quinazolin-5-ol (CAS 61413-52-3), molecular formula C9H10N4OS and molecular weight 222.27 g/mol, is a CATO reference standard with documented purity and traceability.
1-Mercapto-6,7,8,9-tetrahydro-[1,2,4]triazolo[4,3-a]quinazolin-5-ol (C9H10N4OS) 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. 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.
Physical & Chemical Properties
| Molecular Formula | C9H10N4OS |
| Molecular Weight | 222.27 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
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