1-(3,4-Dimethylphenyl)-4-(2-hydroxyethyl)-5-oxo-2,5-dihydro-1h-pyrazole-3-carboxylic acid CAS 1204298-38-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1204298-38-3 |
| Molecular Formula | C14H16N2O4 |
| Molecular Weight | 276.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(3,4-Dimethylphenyl)-4-(2-hydroxyethyl)-5-oxo-2,5-dihydro-1h-pyrazole-3-carboxylic acid (CAS 1204298-38-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H16N2O4. Molecular weight: 276.29 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H16N2O4 |
| Molecular Weight | 276.29 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
- 2-[4-(2,4-dimethylphenyl)-4-methyl-2,5-dioxoimidazolidin-1-yl]acetic acid (CAS 1152975-14-8)
- 1-(2,4-Dimethylphenyl)-4-(2-hydroxyethyl)-5-oxo-2,5-dihydro-1h-pyrazole-3-carboxylic acid (CAS 1204297-67-5)
- 3-(2,4-Dimethylphenyl)-1-phenyl-1h-pyrazole-4-carbaldehyde (CAS 956744-21-1)
- 3-(2,5-Dimethylphenyl)-1-phenyl-1H-pyrazole-4-carbaldehyde (CAS 431073-03-9)
- 3-(3,4-Dimethylphenyl)-1-phenyl-1h-pyrazole-4-carbaldehyde (CAS 956777-84-7)
- 3-[4-(2,5-Dimethylphenyl)-1-piperazinyl]-3-oxopropanoic acid (CAS 896519-40-7)
- 3-[4-(3,4-Dimethylphenyl)-1-piperazinyl]-3-oxopropanoic acid (CAS 896519-94-1)
- N1-(3,5-Dimethylphenyl)-N2-((tetrahydrofuran-2-yl)methyl)oxalamide (CAS 680584-87-6)
Recommended Standards
- 1-(4-Fluorobenzyl)-6-mercapto-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one (CAS 1204298-15-6)
- 3-(3,3-Dimethylbutanamido)-[1,2,4]triazolo[4,3-a]pyridine-6-carboxylic acid (CAS 1206970-67-3)
- Ethyl 2-oxo-2-((3-(2-oxopyrrolidin-1-yl)phenyl)amino)acetate (CAS 1207012-65-4)
- N-(1-(4-bromophenyl)cyclopropyl)methanesulfonamide (CAS 1365272-86-1)
- 2-Iodo-N-(thiazol-2-yl)benzamide (CAS 312756-51-7)
- 3-(Naphthalen-1-yl)propanamide (CAS 92028-35-8)
- 2-(3-Bromo-2-nitrophenyl)acetonitrile (CAS 185200-50-4)
- 4-Amino-1-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)-5-vinyltetrahydrofuran-2-yl)pyrimidin-2(1H)-one (CAS 847651-93-8)
- Tert-butyl ((5s,8s)-2-azaspiro[4.5]Decan-8-yl)carbamate (CAS 1609400-93-2)
- Semaglutide impound 212 (CAS CATO-C4X-2226212)
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 13829788188 / jacky.chen@cato-chem.com