5-(Phenylamino)-1H-pyrazole-3-carboxylic acid CAS 142115-63-7
| CAS No. | 142115-63-7 |
| Molecular Formula | C10H9N3O2 |
| Molecular Weight | 203.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 203.20 g/mol gives 5-(Phenylamino)-1H-pyrazole-3-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 5-(Phenylamino)-1H-pyrazole-3-carboxylic acid (CAS 142115-63-7), a certified reference material (molecular formula C10H9N3O2, MW 203.20 g/mol) for analytical method development and quality control.
Structurally, 5-(Phenylamino)-1H-pyrazole-3-carboxylic acid (C10H9N3O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 203.20 g/mol, it falls into the medium-molecular-weight range. 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-(Phenylamino)-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 | C10H9N3O2 |
| Molecular Weight | 203.20 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| 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.) | 1997 |
| Nitrogen Atoms | 3 |
Related Phenylamino Standards
- 5-(Phenylamino)-1H-1,2,3-triazole-4-carboxamide (CAS 103754-03-6)
- 1-(Phenylamino)-1H-imidazole-4-carboxylic acid (CAS 549888-05-3)
- 2-(Phenylamino)ethane-1-sulfonyl fluoride (CAS 60353-00-6)
- {5-[(phenylamino)methyl]furan-2-yl}methanol (CAS 849806-62-8)
- 3-Ethyl-4-(phenylamino)furan-2(5H)-one (CAS 501653-19-6)
- 2-(Phenylamino)-1,3-oxazole-4-carboxylic acid (CAS 1357956-61-6)
- 4-(Phenylamino)-1H-1,2,3-triazole-5-carboxylic acid (CAS 72693-60-8)
- 6-(Phenylamino)-1,3,5-triazine-2,4(1H,3H)-dione (CAS 20964-55-0)
Recommended Standards
- 5-Nitro-6-methylaminoquinoline (CAS 14204-97-8)
- 4-((4H-1,2,4-Triazol-3-yl)methyl)benzoic acid (CAS 1423033-63-9)
- 5-(o-Tolyl)-1H-1,2,4-triazole-3-carboxylic acid (CAS 1404364-77-7)
- 5-Methyl-3-(pyridin-4-yl)-1H-pyrazole-4-carboxylic acid (CAS 1429505-75-8)
- 6-Bromothieno[3,2-b]thiophene-2-carboxylic Acid (CAS 125493-06-3)
- 5,6,7,8-Tetrahydronaphthalene-2-carbonitrile (CAS 17104-67-5)
- (R)-2-methyl-1-(m-tolyl)propan-1-amine hydrochloride (CAS 100485-65-2)
- 2-(propylamino)acetonitrile (CAS 16728-81-7)
- PTC-209 HBr (CAS 1217022-63-3)
- 4-Bromo-2,6-dimethylphenyl acetate (CAS 60041-68-1)
- 4-(Prop-1-en-2-yl)pyridine (CAS 17755-30-5)
- 2-(Oxiran-2-ylmethoxy)ethan-1-ol (CAS 16801-25-5)
- [2-(pyrrolidin-1-ylmethyl)phenyl]methanol (CAS 91271-58-8)
- Galanin-Like Peptide (human) trifluoroacetate salt (CAS 245114-99-2)
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