4-(4-Methylbenzamido)-1H-pyrazole-3-carboxylic acid CAS 825619-11-2
| CAS No. | 825619-11-2 |
| Molecular Formula | C12H11N3O3 |
| Molecular Weight | 245.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 4-(4-Methylbenzamido)-1H-pyrazole-3-carboxylic acid.
4-(4-Methylbenzamido)-1H-pyrazole-3-carboxylic acid (CAS 825619-11-2) is a high-purity analytical reference standard with the molecular formula C12H11N3O3 and a molecular weight of 245.23 g/mol.
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, 4-(4-Methylbenzamido)-1H-pyrazole-3-carboxylic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 245.23 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
As a certified reference material (CRM), 4-(4-Methylbenzamido)-1H-pyrazole-3-carboxylic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C12H11N3O3 |
| Molecular Weight | 245.23 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 3 |
Related Methylbenzamido Standards
- 6-(4-Methylbenzamido)hexanoic acid (CAS 78521-43-4)
- 4-(2-Methylbenzamido)pentanoic acid (CAS 1409604-60-9)
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- 3-(N-Methylbenzamido)benzoic acid (CAS 917513-98-5)
- Methyl 5-(4-methylbenzamido)furan-2-carboxylate (CAS 477857-60-6)
- 3-(4-Methylbenzamido)thiophene-2-carboxylic acid (CAS 478080-03-4)
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- 3-(3-Methylbenzamido)butanoic acid (CAS 1098381-75-9)
Recommended Standards
- 4-(4-Methoxybenzoyl)-1H-pyrrole-2-carboxylic acid (CAS 886361-13-3)
- 4-(5-Methylfuran-2-carboxamido)benzoic acid (CAS 423731-96-8)
- 4-(4,6-Dimethoxy-1,3,5-triazin-2-yl)benzaldehyde (CAS 67014-40-8)
- 4-(5-Methylfuran-3-carboxamido)benzoic acid (CAS 423730-14-7)
- 2-Methoxy-6-(2-naphthalen-2-yl-ethyl)-benzoic acid methyl ester (CAS 1171924-79-0)
- (E)-2-(But-1-en-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1301680-12-5)
- 1215738-07-0 2-(2-Propen-1-yl)-(2-propyl-d7)propanedioic Acid 1,3-Diethyl Ester 2-Propenyl-(propyl-d7)-propanedioic Acid Diethyl Ester (CAS 1215738-07-0)
- 1-(4-Bromophenyl)-1H-pyrrole-2,5-dione (CAS 13380-67-1)
- 2,4-Dichloro-N-(3-cyano-4-(methylsulfinyl)phenyl)benzamide (CAS 320421-63-4)
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