3-(Cyclohexylmethyl)-2-thioxo-2,3-dihydroquinazolin-4(1H)-one CAS 331971-81-4
| CAS No. | 331971-81-4 |
| Molecular Formula | C15H18N2OS |
| Molecular Weight | 274.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3-(Cyclohexylmethyl)-2-thioxo-2,3-dihydroquinazolin-4(1H)-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.
CATO supplies 3-(Cyclohexylmethyl)-2-thioxo-2,3-dihydroquinazolin-4(1H)-one (CAS 331971-81-4), a certified reference material (molecular formula C15H18N2OS, MW 274.38 g/mol) for analytical method development and quality control.
Based on its molecular formula C15H18N2OS, 3-(Cyclohexylmethyl)-2-thioxo-2,3-dihydroquinazolin-4(1H)-one contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 274.38 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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 | C15H18N2OS |
| Molecular Weight | 274.38 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Cyclohexylmethyl Standards
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Recommended Standards
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