4-(4-Ethoxyphenyl)-5-(4-pyridinyl)-4h-1,2,4-triazole-3-thiol CAS 111290-75-6
| CAS No. | 111290-75-6 |
| Molecular Formula | C15H14N4OS |
| Molecular Weight | 298.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
CATO supplies 4-(4-Ethoxyphenyl)-5-(4-pyridinyl)-4h-1,2,4-triazole-3-thiol (CAS 111290-75-6), a certified reference material (molecular formula C15H14N4OS, MW 298.36 g/mol) for analytical method development and quality control.
Based on its molecular formula C15H14N4OS, 4-(4-Ethoxyphenyl)-5-(4-pyridinyl)-4h-1,2,4-triazole-3-thiol 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 298.36 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.
Physical & Chemical Properties
| Molecular Formula | C15H14N4OS |
| Molecular Weight | 298.36 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.) | 1988 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Ethoxyphenyl Standards
- 3-(4-Ethoxyphenyl)-2-sulfanyl-3,4-dihydroquinazolin-4-one (CAS 1035-51-4)
- 4-(4-Ethoxyphenyl)-5-(pyridin-3-yl)-4H-1,2,4-triazole-3-thiol (CAS 111114-78-4)
- 3-(2-Ethoxyphenyl)-2-sulfanyl-3,4-dihydroquinazolin-4-one (CAS 65141-61-9)
- 4-(2-Ethoxyphenyl)-5-(pyridin-3-yl)-4H-1,2,4-triazole-3-thiol (CAS 452053-06-4)
- 4-(4-Ethoxyphenyl)-5-(pyridin-2-yl)-4h-1,2,4-triazole-3-thiol (CAS 893725-32-1)
- 5-(4-Ethoxyphenyl)-3-(thiophen-2-ylmethylene)furan-2(3H)-one (CAS 6781-91-5)
- 4-Ethoxyphenyl 4-butylbenzoate (CAS 62716-65-8)
- 6-(4-Ethoxyphenyl)-3-methyl-[1,2]oxazolo[5,4-b]pyridine-4-carboxylic acid (CAS 953901-57-0)
Recommended Standards
- Ethyl 5-cyano-6-(methylthio)-2-phenylnicotinate (CAS 113858-98-3)
- N-(2-Methyl-2,4,5,6-tetrahydrocyclopenta[c]pyrazol-3-yl)benzo[d]thiazole-6-carboxamide (CAS 1105251-45-3)
- Ethyl 3-amino-6-phenylthieno[2,3-b]pyridine-2-carboxylate (CAS 115919-87-4)
- 7-Phenyl-2-pyrrolidin-1-yl[1,3]thiazolo[4,5-d]pyridazin-4(5H)-one (CAS 1105192-40-2)
- 3-(3-Chloro-phenyl)-isoxazole-5-carbaldehyde (CAS 869496-60-6)
- LHRH (TFA Salt) (CAS 35263-73-1（free base）)
- N1-methyl-N2-(o-tolyl)ethane-1,2-diamine (CAS 120107-25-7)
- Diethyl2-phthalimidomalonate-2-13c (CAS 88596-93-4)
- Fmoc-Ala-D-Thr(psi(me,me)pro)-OH (CAS CATO-CPTD788866)
- 2-(5-Chloro-1,3-thiazol-2-yl)acetic acid (CAS 1363381-03-6)
- 3-(2,3-dihydro-1H-inden-5-ylsulfonyl)propanoic acid (CAS 926215-51-2)
- 5-Bromo-6-fluoro-1-propylbenzoimidazole (CAS 1261940-19-5)
- 3-methyl-1,4-oxazepane (CAS 1273564-68-3)
- Tau Peptide (277-291) trifluoroacetate salt (CAS 330456-40-1)
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