4-((2-Chloro-3-phenylallylidene)amino)-3-(2-methoxyphenyl)-1H-1,2,4-triazole-5(4H)-thione CAS 497920-22-6
| CAS No. | 497920-22-6 |
| Molecular Formula | C18H15ClN4OS |
| Molecular Weight | 370.86 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-((2-Chloro-3-phenylallylidene)amino)-3-(2-methoxyphenyl)-1H-1,2,4-triazole-5(4H)-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.
CATO supplies 4-((2-Chloro-3-phenylallylidene)amino)-3-(2-methoxyphenyl)-1H-1,2,4-triazole-5(4H)-thione (CAS 497920-22-6), a certified reference material (molecular formula C18H15ClN4OS, MW 370.86 g/mol) for analytical method development and quality control.
4-((2-Chloro-3-phenylallylidene)amino)-3-(2-methoxyphenyl)-1H-1,2,4-triazole-5(4H)-thione (C18H15ClN4OS) contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution. Halogen substitution raises its density and boiling point; 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 | C18H15ClN4OS |
| Molecular Weight | 370.86 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Chloro Standards
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Recommended Standards
- Ticagrelor Impurity 81 (CAS CATO-C4X-109381)
- 4-((3-Allyl-2-hydroxybenzylidene)amino)-3-(2-chlorophenyl)-1H-1,2,4-triazole-5(4H)-thione (CAS 478254-30-7)
- (3E)-3-{[(4-chlorophenyl)methoxy]imino}-1-(2-phenyl-1,3-thiazol-5-yl)propan-1-one 338414-38-3 3M-044 (CAS 338414-38-3)
- Ilaprazole Impurity 118 (CAS CATO-C4X-1130118)
- 1,3,8-Triazaspiro[4.5]decan-2-one (CAS 561314-52-1)
- N-(cyclobutylmethyl)-2,2,2-trifluoroethan-1-amine hydrochloride (CAS 405879-00-7)
- 1,1-Dibromo-2,2-diethoxyethane (CAS 761-17-1)
- 2-((4-Benzyl-5-cyclopropyl-4H-1,2,4-triazol-3-yl)thio)-1-(5-fluoro-2-methoxyphenyl)ethan-1-one (CAS 919901-13-6)
- 2,3-Dihydroxy-5-isopropylcyclohepta-2,4,6-trienone (CAS 29346-20-1)
- (R)-3-Aminotetrahydrothiophene 1,1-dioxide (CAS 909128-52-5)
- 3-(4-Fluorophenyl)-5-(2-methyl-1,3-dioxolan-2-yl)benzo[c]isoxazole (CAS 306978-21-2)
- (4-Chloro-2,5-difluorophenyl)(cyclohexyl)methanone (CAS 1443329-40-5)
- 3-(4-Chlorophenyl)-1,2,4-thiadiazol-5(4H)-one (CAS 192817-66-6)
- Semaglutide impurity 41 (CAS CATO-C4X-222641)
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