3-[3-Ethyl-1-(4-isopropylphenyl)-1H-1,2,4-triazol-5-yl]propanoic acid CAS 1142202-64-9
| CAS No. | 1142202-64-9 |
| Molecular Formula | C16H21N3O2 |
| Molecular Weight | 287.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 3-[3-Ethyl-1-(4-isopropylphenyl)-1H-1,2,4-triazol-5-yl]propanoic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
3-[3-Ethyl-1-(4-isopropylphenyl)-1H-1,2,4-triazol-5-yl]propanoic acid (CAS 1142202-64-9), molecular formula C16H21N3O2 and molecular weight 287.36 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C16H21N3O2, 3-[3-Ethyl-1-(4-isopropylphenyl)-1H-1,2,4-triazol-5-yl]propanoic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 287.36 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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 | C16H21N3O2 |
| Molecular Weight | 287.36 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 3 |
Related Ethyl Standards
- N-(4-isopropylphenyl)-2-(pyridin-2-ylthio)acetamide (CAS 311322-12-0)
- Ethyl 1-(4-isopropylphenyl)-3,5-dimethyl-1H-pyrazole-4-carboxylate (CAS 1172362-54-7)
- 3-(1-(4-Isopropylphenyl)-3,5-dimethyl-1H-pyrazol-4-yl)propanoic acid (CAS 1225705-52-1)
- 1-(4-Isopropylphenyl)-6-mercapto-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one (CAS 1416348-10-1)
- 3-(3-(4-Isopropylphenyl)-6-oxopyridazin-1(6H)-yl)propanoic acid (CAS 1255783-89-1)
- Ethyl 2-(4-(4-isopropylphenyl)-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl)acetate (CAS 866149-33-9)
- 1-(5-(4-Isopropylphenyl)isoxazol-3-yl)cyclobutanecarboxylic acid (CAS 1352534-90-7)
- N-(4-Isopropylphenyl)-N-(6-methyl-4-oxo-1,4-dihydropyrimidin-2-yl)guanidine (CAS 932170-09-7)
Recommended Standards
- tert-Butyl (4-((hydroxyimino)methyl)-5-methoxypyridin-3-yl)methylcarbamate (CAS 1138444-27-5)
- 5-Amino-4-(2,2-dimethyltetrahydro-2H-pyran-4-yl)-1-phenyl-1H-pyrazol-3(2H)-one (CAS 115596-45-7)
- 2-([1,1'-Biphenyl]-3-yl)-N-phenylacetamide (CAS 1131604-79-9)
- (2Z)-2-[(4-Methylphenyl)methylidene]-2,3,4,9-tetrahydro-1H-carbazol-1-one (CAS 1164469-52-6)
- 6,2'-Dichloro-3,4'-bipyridine (CAS 942206-22-6)
- 2-chloro-5-fluoro-7-methyl-pyrrolo[2,3-d]pyrimidine (CAS 2068150-40-1)
- 1-(2'-Fluoro[1,1'-biphenyl]-2-yl)ethanone (CAS 140483-62-1)
- 2,2-difluoro-N’-hydroxypropanimidamide (CAS 1287685-81-7)
- 5-Chloro-2-thiomorpholinoaniline (CAS 1042798-56-0)
- 4-(4-Bromothiazol-2-yl)morpholine (CAS 1017781-60-0)
- 1,1-Difluoro-4-n-propylcyclohexane (CAS 1186195-17-4)
- Hexahydroindolizin-8(5H)-one (CAS 2407-98-9)
- 4-Fluoro-2-methoxybenzoyl chloride (CAS 51671-69-3)
- Semaglutide impurity 195 (CAS CATO-C4X-2226195)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com