5-(4-Aminophenyl)-4-methyl-2,4-dihydro-3H-1,2,4-triazole-3-thione CAS 149622-77-5
| CAS No. | 149622-77-5 |
| Molecular Formula | C9H10N4S |
| Molecular Weight | 206.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(4-Aminophenyl)-4-methyl-2,4-dihydro-3H-1,2,4-triazole-3-thione (CAS 149622-77-5), molecular formula C9H10N4S and molecular weight 206.27 g/mol, is a CATO reference standard with documented purity and traceability.
5-(4-Aminophenyl)-4-methyl-2,4-dihydro-3H-1,2,4-triazole-3-thione (C9H10N4S) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality. 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).
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-(4-Aminophenyl)-4-methyl-2,4-dihydro-3H-1,2,4-triazole-3-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 | C9H10N4S |
| Molecular Weight | 206.27 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.) | 1999 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Aminophenyl Standards
- 4-(3-Aminophenyl)-5-methyl-4h-1,2,4-triazole-3-thiol (CAS 137582-04-8)
- 1-(4-Aminophenyl)-4-methylpiperidin-4-ol (CAS 1002726-91-1)
- 1-[(3-aminophenyl)methyl]piperidin-4-ol (CAS 1016757-84-8)
- 3-(4-Aminophenyl)-N-isopropylpropanamide (CAS 1018508-05-8)
- 1-(3-Aminophenyl)piperidine-4-methanol (CAS 1094301-02-6)
- 4-((3-Aminophenyl)amino)cyclohexan-1-ol (CAS 1094352-55-2)
- (1-(2-Aminophenyl)piperidin-3-yl)methanol (CAS 1154252-87-5)
- n-[(4-aminophenyl)methyl]-N-(propan-2-yl)acetamide (CAS 1156857-35-0)
Recommended Standards
- N-(azetidin-3-yl)thieno[2,3-d]pyrimidin-4-amine (CAS 1468739-84-5)
- n-((1,2,3-Thiadiazol-4-yl)methyl)-2-methylpyridin-3-amine (CAS 1528845-73-9)
- 3-Amino-5-(4-cyclopropyl-4H-1,2,4-triazol-3-yl)thiophene (CAS 1464091-63-1)
- 2-Thiomorpholinopyrimidine-5-carbonitrile (CAS 1708251-37-9)
- 4-Amino-N-ethylbutanamide (CAS 725745-39-1)
- (S)-1-(3-((2-Aminoethyl)(cyclopropyl)amino)pyrrolidin-1-yl)ethanone (CAS 1354008-14-2)
- 3-(4-Tert-butylphenyl)cyclohexan-1-ol (CAS 1432678-75-5)
- Chlorfenethol (CAS 80-06-8)
- 6-Chloro-4H-[1,3]dioxino[5,4-c]isoquinoline (CAS 106488-48-6)
- Ethyl 7-Acetyl-4-oxo-1,4-dihydroquinoline-3-carboxylate (CAS 115172-91-3)
- (1e)-3,3,3-Trifluoro-1-nitroprop-1-ene (CAS 37468-00-1)
- (R)-2-Amino-1-(4-ethylpiperazin-1-yl)propan-1-one (CAS 1292727-76-4)
- Nalidixic Acid (CAS 389-08-2)
- Semaglutide impurity 204 (CAS CATO-C4X-2226204)
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