5-Methyl-3-(methylthio)-5H-[1,2,4]triazino[5,6-b]indole CAS 4091-89-8
| CAS No. | 4091-89-8 |
| Molecular Formula | C11H10N4S |
| Molecular Weight | 230.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 230.29 g/mol gives 5-Methyl-3-(methylthio)-5H-[1,2,4]triazino[5,6-b]indole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
5-Methyl-3-(methylthio)-5H-[1,2,4]triazino[5,6-b]indole (CAS 4091-89-8), molecular formula C11H10N4S and molecular weight 230.29 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H10N4S, 5-Methyl-3-(methylthio)-5H-[1,2,4]triazino[5,6-b]indole contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 230.29 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 5-Methyl-3-(methylthio)-5H-[1,2,4]triazino[5,6-b]indole 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 | C11H10N4S |
| Molecular Weight | 230.29 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 1-Methyl-2-(methylthio)-4-oxo-1,4-dihydroquinoline-3-carbonitrile (CAS 154016-24-7)
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Recommended Standards
- 5-Ethyl-5H-[1,2,4]triazino[5,6-b]indole-3-thiol (CAS 36047-55-9)
- 5-methyl-4-{1H-pyrrolo[2,3-b]pyridin-3-yl}-1,3-thiazol-2-amine (CAS 868387-59-1)
- 5-Amino-3-(methylsulfanyl)-1-phenyl-1h-pyrazole-4-carbonitrile (CAS 59334-11-1)
- 6-(4-Methoxyphenyl)imidazo[2,1-b]thiazole (CAS 2507-80-4)
- 1-Propanesulfonic acid, 3-bromo-, lithium salt (1:1) (CAS 127666-86-8)
- cis-4-[2-(3-Methoxyphenyl)-2-oxoethyl]-cyclohexane-1-carboxylic acid (CAS 735275-51-1)
- Dicyclohexylammonium (S)-2-((tert-butoxycarbonyl)amino)-4-(3,4-dimethoxyphenyl)butanoate (CAS 1354752-74-1)
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- 1-Cyclopentyl-3,4-dihydroisoquinoline (CAS 653604-58-1)
- 1-(3,5-Dichlorophenyl)-5-methyl-N-(p-tolyl)-1H-1,2,4-triazole-3-carboxamide (CAS 338408-59-6)
- tert-Butyl 2-(4-((2-chloro-4-fluorobenzyl)-oxy)phenylsulfonamido)acetate (CAS 1206677-71-5)
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- (2R,3S,4S,5R,6R)-2-(acetoxymethyl)-4-(benzyloxy)-6-methoxytetrahydro-2H-pyran-3,5-diyl diacetate (CAS 81348-24-5)
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