8,9-Dimethoxy-5H,6H-[1,2,4]triazolo[1,5-c]quinazoline-5-thione CAS 860610-92-0
| CAS No. | 860610-92-0 |
| Molecular Formula | C11H10N4O2S |
| Molecular Weight | 262.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C11H10N4O2S, 8,9-Dimethoxy-5H,6H-[1,2,4]triazolo[1,5-c]quinazoline-5-thione contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 262.29 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).
CATO supplies 8,9-Dimethoxy-5H,6H-[1,2,4]triazolo[1,5-c]quinazoline-5-thione (CAS 860610-92-0), a certified reference material (molecular formula C11H10N4O2S, MW 262.29 g/mol) for analytical method development and quality control.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 8,9-Dimethoxy-5H,6H-[1,2,4]triazolo[1,5-c]quinazoline-5-thione 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 | C11H10N4O2S |
| Molecular Weight | 262.29 g/mol |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Dimethoxy Standards
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Recommended Standards
- 6-Methyl-3-(3-nitrophenyl)-5,6-dihydro[1,3]thiazolo[2,3-c][1,2,4]triazole (CAS 725704-59-6)
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- 6-Hydroxy-2-thioxo-5-(p-tolyldiazenyl)-2,3-dihydropyrimidin-4(1H)-one (CAS 36137-21-0)
- N-[4-(1,3-Benzodioxol-5-yl)-1,3-thiazol-2-yl]guanidine (CAS 886497-71-8)
- 8-Azaspiro[4.5]decan-1-one (CAS 198133-82-3)
- 6-(ethylsulfanyl)pyridin-3-amine (CAS 52025-15-7)
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- 1-Bromo-2-butoxy-4-chlorobenzene (CAS 1881292-66-5)
- 4-((5-(3-Chlorophenyl)furan-2-yl)methyl)phthalazin-1(2H)-one (CAS 338785-55-0)
- Ethyl 2-(3-(2-((3-fluorophenyl)amino)-2-oxoethyl)-4-oxothiazolidin-2-ylidene)acetate (CAS 735335-61-2)
- RMC6236 Intermediate 25 (CAS CATO-CIM-103913)
- Methyl 3-((4-fluorophenyl)sulfonamido)propanoate (CAS 208121-68-0)
- 3-Bromo-1-(1,3-dimethyl-1h-pyrazol-5-yl)pyrrolidin-2-one (CAS 1354952-65-0)
- Dendroaspis Natriuretic Peptide (CAS 255721-52-9)
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