5-(2,5-Dimethoxyphenyl)-1H-pyrazole-3-carboxylic acid CAS 882238-14-4
| CAS No. | 882238-14-4 |
| Molecular Formula | C12H12N2O4 |
| Molecular Weight | 248.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-(2,5-Dimethoxyphenyl)-1H-pyrazole-3-carboxylic acid (CAS 882238-14-4), a certified reference material (molecular formula C12H12N2O4, MW 248.23 g/mol) for analytical method development and quality control.
5-(2,5-Dimethoxyphenyl)-1H-pyrazole-3-carboxylic acid (C12H12N2O4) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
CATO manufactures 5-(2,5-Dimethoxyphenyl)-1H-pyrazole-3-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.
Physical & Chemical Properties
| Molecular Formula | C12H12N2O4 |
| Molecular Weight | 248.23 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.) | 1987 |
| Nitrogen Atoms | 2 |
Related Dimethoxyphenyl Standards
- 5-(2,4-Dimethoxyphenyl)uracil (CAS 1005386-84-4)
- 5-(2,4-Dimethoxyphenyl)-1h-pyrazole-4-carboxylic acid (CAS 1152540-16-3)
- 1-(2,5-Dimethoxyphenyl)-1H-imidazole-4-carboxylic acid (CAS 1368589-32-5)
- 1-(2,4-Dimethoxyphenyl)-1H-imidazole-4-carboxylic acid (CAS 1368786-83-7)
- 5-(3,4-Dimethoxyphenyl)furan-2-carboxylic Acid (CAS 1432061-01-2)
- 5-(2,4-Dimethoxyphenyl)-1H-pyrazole-3-carboxylic acid (CAS 879765-63-6)
- 5-(2,5-Dimethoxyphenyl)-1h-pyrazole-4-carboxylic acid (CAS 879996-78-8)
- 5-(3,4-Dimethoxyphenyl)-1H-pyrazole-3-carboxylic acid (CAS 909857-88-1)
Recommended Standards
- 5-(2,4-dioxohexahydropyrimidin-1-yl)-2-methyl-benzoic acid (CAS 2703773-52-6)
- 5-(2-Methoxyphenoxymethyl)furan-2-carboxylic acid (CAS 339292-54-5)
- 5-(2,3-Dihydro-1,4-benzodioxin-6-yl)-5-methyl-2,4-imidazolidinedione (CAS 301301-43-9)
- 5-((4-Methoxyphenoxy)methyl)furan-2-carboxylic acid (CAS 832739-39-6)
- Methyl (2R)-4,4-difluoropyrrolidine-2-carboxylate (CAS 1400688-76-7)
- N-[3-Chloro-4-[(3-fluorobenzyl)oxy]phenyl]-6-iodoquinazolin-4-amine Hydrochloride (CAS 851684-46-3)
- (E)-4-methyl-2-(pent-1-en-1-yl)-1,3-dioxolane (CAS 94089-21-1)
- 2-Chloro-n-[(4-methanesulfonylphenyl)methyl]acetamide (CAS 1247359-34-7)
- 3-[(Ethylamino)methyl]benzonitrile (CAS 90389-97-2)
- 3-Hydroxy-N-(3-morpholinopropyl)-2-naphthamide (CAS 10155-47-2)
- tert-butyl (S)-(2-(4-bromophenyl)-1-cyanoethyl)carbamate (CAS CATO-C3D-263096)
- 5-Cyclopropoxy-4-iodonicotinic acid (CAS 1243359-29-6)
- 2-Hydroxy-5-octylbenzaldehyde (CAS 73318-92-0)
- Semaglutide Impurity 4 (CAS CATO-C4X-22264)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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