3-(3-Ethoxyphenyl)-4-(((5-methylthiophen-2-yl)methylene)amino)-1H-1,2,4-triazole-5(4H)-thione CAS 613249-80-2
| CAS No. | 613249-80-2 |
| Molecular Formula | C16H16N4OS2 |
| Molecular Weight | 344.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3-(3-Ethoxyphenyl)-4-(((5-methylthiophen-2-yl)methylene)amino)-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.
3-(3-Ethoxyphenyl)-4-(((5-methylthiophen-2-yl)methylene)amino)-1H-1,2,4-triazole-5(4H)-thione (CAS 613249-80-2), molecular formula C16H16N4OS2 and molecular weight 344.45 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C16H16N4OS2, 3-(3-Ethoxyphenyl)-4-(((5-methylthiophen-2-yl)methylene)amino)-1H-1,2,4-triazole-5(4H)-thione contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 344.45 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 | C16H16N4OS2 |
| Molecular Weight | 344.45 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 2 |
Related Ethoxyphenyl Standards
- 3-(3-Ethoxyphenyl)-4-(((3-methylthiophen-2-yl)methylene)amino)-1H-1,2,4-triazole-5(4H)-thione (CAS 497921-62-7)
- 4-(4-Ethoxyphenyl)-2-[(4-methylphenyl)sulfanyl]-4-oxobutanoic acid (CAS 301193-86-2)
- 1-(4-Ethoxyphenyl)-3-[1-(3-methyl-1,2,4-oxadiazol-5-yl)cyclohexyl]urea (CAS 1396809-03-2)
- 4-(2-Ethoxyphenyl)-5-(((4-fluorophenyl)amino)methyl)-4H-1,2,4-triazole-3-thiol (CAS 917750-16-4)
- 1-{[2-(2-Ethoxyphenyl)-5-methyl-1,3-oxazol-4-yl]-methyl}piperidine-4-carboxylic acid 1119452-24-2 8879AC C19H24N2O4 (CAS 1119452-24-2)
- 2-(5-(4-Ethoxyphenyl)-4-oxothieno[2,3-d]pyrimidin-3(4H)-yl)propanoic acid (CAS 446830-95-1)
- 4-{[(4-ethoxyphenyl)carbamoyl]methoxy}-3-methoxybenzoic acid (CAS 522624-56-2)
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Recommended Standards
- 3-(4,7-Dimethyl-1-Naphthyl)-3-Butylphthalide (CAS 97866-65-4)
- 3-(1-(2-Methoxyethyl)-1H-indol-3-yl)-1-methyl-1-(1-methylpiperidin-4-yl)urea (CAS 923095-71-0)
- 3,3,4,4,6-Pentamethyl-3,4-dihydro-2H-[1,3'-biquinolin]-2-one (CAS 918646-31-8)
- 2-Mercapto-3-(3-methoxyphenyl)-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4(3h)-one (CAS 380437-04-7)
- 1-(4-Methyl-1,3-thiazol-2-yl)azepane (CAS 1160264-31-2)
- Methyl(4,5,6,7-tetrahydro-1,3-benzothiazol-2-ylmethyl)amine (CAS 643726-03-8)
- tert-Butyl (S)-2-methyl-4,6-dioxopiperidine-1-carboxylate (CAS 653589-14-1)
- Ethyl 5-bromo-4-oxopentanoate (CAS 14594-25-3)
- 3-Fluoro-5-methyl-benzoyl Chloride (CAS 886497-77-4)
- 3-Amino-2-(2-methoxy-5-methylphenyl)propan-1-ol (CAS 1368800-98-9)
- 4-(3-Bromophenyl)-3h,4h,5h,6h,7h-imidazo[4,5-c]pyridine-6-carboxylic acid (CAS 1214049-28-1)
- 5-(4-Bromo-3-fluorophenyl)-1,2,4-oxadiazole-3-carboxylic acid (CAS 1340522-11-3)
- Boc-PEG4-phosphonic acid ethyl ester (CAS 1623791-77-4)
- β-Asp9-Tirzepatide (CAS CATO-CPTD788931)
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