4-Chloro-N-((4-ethyl-5-(methylthio)-4H-1,2,4-triazol-3-yl)methyl)benzenesulfonamide CAS 338421-92-4
| CAS No. | 338421-92-4 |
| Molecular Formula | C12H15ClN4O2S2 |
| Molecular Weight | 346.86 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 4-Chloro-N-((4-ethyl-5-(methylthio)-4H-1,2,4-triazol-3-yl)methyl)benzenesulfonamide (C12H15ClN4O2S2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 346.86 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO supplies 4-Chloro-N-((4-ethyl-5-(methylthio)-4H-1,2,4-triazol-3-yl)methyl)benzenesulfonamide (CAS 338421-92-4), a certified reference material (molecular formula C12H15ClN4O2S2, MW 346.86 g/mol) for analytical method development and quality control.
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), 4-Chloro-N-((4-ethyl-5-(methylthio)-4H-1,2,4-triazol-3-yl)methyl)benzenesulfonamide 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 | C12H15ClN4O2S2 |
| Molecular Weight | 346.86 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 2 |
Related Chloro Standards
- 4-Chloro-N-(1-(4-ethyl-5-thioxo-4,5-dihydro-1H-1,2,4-triazol-3-yl)ethyl)benzenesulfonamide (CAS 338953-97-2)
- 2-Chloro-N-(2-((morpholinosulfonyl)methyl)benzyl)acetamide (CAS 1087784-12-0)
- 2-((3-Chloro-4-methoxybenzyl)imino)-3-phenylthiazolidin-4-one (CAS 692738-15-1)
- 2-Chloro-1-[4-(4-ethoxybenzenesulfonyl)piperazin-1-yl]ethan-1-one (CAS 923743-03-7)
- 2-Chloro-4-fluoro-3-(4-methylpiperazinomethyl) benzophenone (CAS 898789-12-3)
- 2-Chloro-4-fluoro-4-(4-methylpiperazinomethyl) benzophenone (CAS 898783-99-8)
- 2-Chloro-N-(4-methyl-3-(morpholinosulfonyl)phenyl)propanamide (CAS 743444-43-1)
- 2-Chloro-N-[2-methoxy-5-(piperidine-1-sulfonyl)-phenyl]-acetamide (CAS 568543-70-4)
Recommended Standards
- 2,2'-(Bromomethylene)bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolane) (CAS 52293-05-7)
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- 3-Hydroxy-5-(4-hydroxyphenyl)-4-(4-isopropoxy-3-methylbenzoyl)-1-(3-methoxypropyl)-1H-pyrrol-2(5H)-one (CAS 510712-15-9)
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