1-(2,5-Dimethylphenyl)-3-(ethoxycarbonyl)-5-methyl-4,5-dihydro-1h-pyrazole-5-carboxylic acid CAS 1264043-65-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1264043-65-3 |
| Molecular Formula | C16H20N2O4 |
| Molecular Weight | 304.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-(2,5-Dimethylphenyl)-3-(ethoxycarbonyl)-5-methyl-4,5-dihydro-1h-pyrazole-5-carboxylic acid (CAS 1264043-65-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C16H20N2O4. Molecular weight: 304.34 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C16H20N2O4 |
| Molecular Weight | 304.34 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 Dimethylphenyl Standards
- 1-(3,4-Dimethylphenyl)-3-(ethoxycarbonyl)-5-methyl-4,5-dihydro-1h-pyrazole-5-carboxylic acid (CAS 1264041-64-6)
- 1-(3,5-Dimethylphenyl)-3-(ethoxycarbonyl)-5-methyl-4,5-dihydro-1h-pyrazole-5-carboxylic acid (CAS 1264042-80-9)
- 1-(2,3-Dimethylphenyl)-3-(ethoxycarbonyl)-5-methyl-4,5-dihydro-1h-pyrazole-5-carboxylic acid (CAS 1264048-90-9)
- N-(2,4-Dimethylphenyl)-2-((6-methyl-5-oxo-4,5-dihydro-1,2,4-triazin-3-yl)thio)acetamide (CAS 459850-45-4)
- 2,6-Dimethylphenyl 2,4,6-trimethylbenzenesulfonate (CAS 109855-92-7)
- 3-(3,5-Dimethylphenyl)-2-(methylthio)-6,7-dihydrothieno[3,2-d]pyrimidin-4(3H)-one (CAS 877653-19-5)
- N-(2,6-Dimethylphenyl) 2-bromobenzamide (CAS 195383-89-2)
- (4-(2,6-Dimethylphenyl)piperazin-1-yl)(morpholino)methanone (CAS 713096-33-4)
Recommended Standards
- 3-(Ethoxycarbonyl)-1-(2-ethylphenyl)-5-methyl-4,5-dihydro-1h-pyrazole-5-carboxylic acid (CAS 1264043-12-0)
- 4-(4-Fluorophenyl)-2-methyl-3-(methylthio)-3,5-dihydro-1H-pyrrolo[3,4-c]pyridine-1,6(2H)-dione (CAS 1269532-53-7)
- 3-(Ethoxycarbonyl)-1-[4-(propan-2-yl)phenyl]-4,5-dihydro-1h-pyrazole-5-carboxylic acid (CAS 1264042-48-9)
- (2S)-2-methyl-1,2-butanediol (CAS 33204-46-5)
- 2,3,4-Trifluorobenzimidamide (CAS 885954-65-4)
- 5,7-Dibromo-1H-indazol-3-ol (CAS 108961-61-1)
- 1-(4-((4-Ethoxynaphthalen-1-yl)sulfonyl)piperazin-1-yl)ethan-1-one (CAS 941008-51-1)
- 1,3-Dibromo-4,5-difluoro-2-iodobenzene (CAS 1160574-21-9)
- 2-(2-Phenylpyrimidin-5-yl)benzoic acid (CAS 76646-52-1)
- Semaglutide Impurity 12 (CAS CATO-C4X-222612)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com