2-Hydroxyquinoline-4-carbohydrazide CAS 41874-24-2
| CAS No. | 41874-24-2 |
| Molecular Formula | C10H9N3O2 |
| Molecular Weight | 203.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2-Hydroxyquinoline-4-carbohydrazide 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.
2-Hydroxyquinoline-4-carbohydrazide (CAS 41874-24-2), molecular formula C10H9N3O2 and molecular weight 203.20 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-Hydroxyquinoline-4-carbohydrazide (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.
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.) | 1968 |
| Nitrogen Atoms | 3 |
Related Hydroxyquinoline Standards
- Methyl 6-hydroxyquinoline-5-carboxylate (CAS 104612-29-5)
- Methyl 7-hydroxyquinoline-4-carboxylate (CAS 1260825-38-4)
- 4-Hydroxyquinoline-6-acetic acid (CAS 1261543-45-6)
- Methyl 3-hydroxyquinoline-6-carboxylate (CAS 1261596-90-0)
- 4-Hydroxyquinoline-8-acetic acid (CAS 1261631-50-8)
- Methyl 7-hydroxyquinoline-8-carboxylate (CAS 1261636-70-7)
- Methyl 6-hydroxyquinoline-3-carboxylate (CAS 1261740-91-3)
- Methyl 6-hydroxyquinoline-8-carboxylate (CAS 1261813-51-7)
Recommended Standards
- 2-Hydrazinylquinoline-4-carboxylic acid (CAS 89267-29-8)
- 2-Methyl-1-(2-nitrophenyl)-1H-imidazole (CAS 26286-51-1)
- 2-Ethyl-4-(2,2,2-trifluoroethyl)aniline (CAS 476335-33-8)
- 2-Methyl-1-(4-nitrophenyl)-1H-imidazole (CAS 73225-15-7)
- (R)-2-(3-fluoro-5-methylphenyl)piperidine (CAS 1213084-66-2)
- Methyl 7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzofuran-2-carboxylate (CAS 2765099-44-1)
- 2-(2-Phenyl-1h-1,3-benzodiazol-1-yl)acetic acid (CAS 92437-42-8)
- 4-(3-Hydroxypropoxy)benzoic Acid (CAS 46350-87-2)
- 1-Methylimidazole-4-carbaldehyde (CAS 17289-26-8)
- 2-Chloro-1-[chloro(difluoro)methoxy]-3-(trifluoromethyl)benzene (CAS 1417567-93-1)
- 4,7-Diazaspiro[2.5]octane hydrochloride (CAS 1314778-48-7)
- Dapagliflozin Impurity 203 (CAS 2133407-77-7)
- 2-((2-Fluoro-[1,1'-biphenyl]-4-yl)oxy)pyrimidine (CAS 477846-72-3)
- Galanin-Like Peptide (human) trifluoroacetate salt (CAS 245114-99-2)
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