3-(Ethoxycarbonyl)-1-(2-methoxyphenyl)-5-methyl-4,5-dihydro-1h-pyrazole-5-carboxylic acid CAS 1264043-35-7
| CAS No. | 1264043-35-7 |
| Molecular Formula | C15H18N2O5 |
| Molecular Weight | 306.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 3-(Ethoxycarbonyl)-1-(2-methoxyphenyl)-5-methyl-4,5-dihydro-1h-pyrazole-5-carboxylic 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.
CATO supplies 3-(Ethoxycarbonyl)-1-(2-methoxyphenyl)-5-methyl-4,5-dihydro-1h-pyrazole-5-carboxylic acid (CAS 1264043-35-7), a certified reference material (molecular formula C15H18N2O5, MW 306.31 g/mol) for analytical method development and quality control.
Based on its molecular formula C15H18N2O5, 3-(Ethoxycarbonyl)-1-(2-methoxyphenyl)-5-methyl-4,5-dihydro-1h-pyrazole-5-carboxylic acid contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 306.31 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 | C15H18N2O5 |
| Molecular Weight | 306.31 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.) | 1990 |
| Nitrogen Atoms | 2 |
Related Ethoxycarbonyl Standards
- 3-(Ethoxycarbonyl)-1-(3-methoxyphenyl)-5-methyl-4,5-dihydro-1h-pyrazole-5-carboxylic acid (CAS 1264044-23-6)
- 3-(Ethoxycarbonyl)-1-(4-ethoxyphenyl)-4,5-dihydro-1h-pyrazole-5-carboxylic acid (CAS 1264048-30-7)
- 3-(Ethoxycarbonyl)-1-(4-methoxyphenyl)-5-methyl-4,5-dihydro-1h-pyrazole-5-carboxylic acid (CAS 1264049-13-9)
- Benzyl 3-((Ethoxycarbonyl)methyl)-3-aminopyrrolidine-1-carboxylate (CAS 1111202-74-4)
- Ethyl 2-(4-(ethoxycarbonyl)piperidin-1-yl)nicotinate (CAS 1185291-71-7)
- 4'-(Ethoxycarbonyl)-3,3'-difluoro-[1,1'-biphenyl]-2-carboxylic acid (CAS 1261955-65-0)
- Ethyl 1-(2-(Ethoxycarbonyl)Phenyl)Piperidine-4-Carboxylate (CAS 773137-80-7)
- 3-(Ethoxycarbonyl)-1-(3-nitrophenyl)-4,5-dihydro-1h-pyrazole-5-carboxylic acid (CAS 1264039-14-6)
Recommended Standards
- Ethyl 4-hydroxy-1-(2-methoxyethyl)-7-methyl-2-oxo-1,2-dihydro-1,8-naphthyridine-3-carboxylate (CAS 1253791-96-6)
- Ethyl 4-(4-Hydroxy-3-methoxyphenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate (CAS 123629-42-5)
- Dodecahydro-[5,5'-biisobenzofuran]-1,1',3,3'-tetraone (CAS 122640-83-9)
- rac-2-Methyl-2,3-epoxy-4-phenyl-4H-pyrano[3,2-c]benzopyran-5-one (CAS 1217816-92-6)
- 4-Butoxy-N-(2-(2-methylthiazol-4-yl)ethyl)benzamide (CAS 863512-55-4)
- Hexyl 2-chloroisonicotinate (CAS 898784-90-2)
- Benzoylprop (Free Acid) (CAS 22212-56-2)
- (Bromomethyl)trimethylsilane (CAS 18243-41-9)
- methyl 2-[2-(2,6-dioxo-3-piperidyl)-1,3-dioxo-isoindolin-4-yl]oxyacetate (CAS 1061605-18-2)
- Omeprazole Impurity 12 (CAS CATO-C4X-125512)
- 1-Methyl-4,5-dihydro-1H-imidazole-2-sulfonic acid (CAS 485805-06-9)
- 2-((5-(((4-Chlorophenyl)amino)methyl)-4-phenyl-4H-1,2,4-triazol-3-yl)thio)-N-(2,4-dimethylphenyl)acetamide (CAS 352684-82-3)
- Ethyl 2-(2,4-dibromo-6-formylphenoxy)acetate (CAS 827592-32-5)
- D-Ser12-Semaglutide (CAS CATO-C4X-2226240)
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