1-(4-Fluorophenyl)-5-methyl-1H-pyrazole-4-carbohydrazide CAS 618092-48-1
| CAS No. | 618092-48-1 |
| Molecular Formula | C11H11FN4O |
| Molecular Weight | 234.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 1-(4-Fluorophenyl)-5-methyl-1H-pyrazole-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.
CATO supplies 1-(4-Fluorophenyl)-5-methyl-1H-pyrazole-4-carbohydrazide (CAS 618092-48-1), a certified reference material (molecular formula C11H11FN4O, MW 234.23 g/mol) for analytical method development and quality control.
1-(4-Fluorophenyl)-5-methyl-1H-pyrazole-4-carbohydrazide (C11H11FN4O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. Halogen substitution raises its density and boiling point; 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.
Physical & Chemical Properties
| Molecular Formula | C11H11FN4O |
| Molecular Weight | 234.23 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 4 |
Related Fluorophenyl Standards
- 1-(3-Fluorophenyl)-3,5-dimethyl-1H-pyrazole-4-carboxylic acid (CAS 1003521-46-7)
- 3-Ethyl-1-(4-fluorophenyl)-1h-pyrazole-5-carboxylic acid (CAS 1020722-75-1)
- Ethyl 1-(4-fluorophenyl)-1H-imidazole-4-carboxylate (CAS 114067-93-5)
- 5-ethyl-1-(4-fluorophenyl)-1H-pyrazole-4-carboxylic acid (CAS 1152880-93-7)
- Ethyl 1-(4-fluorophenyl)-1H-pyrazole-3-carboxylate (CAS 115342-25-1)
- 5-Ethyl-1-(4-fluorophenyl)-1h-pyrazole-3-carboxylic acid (CAS 1175877-84-5)
- Ethyl 1-(2-fluorophenyl)-1H-pyrazole-4-carboxylate (CAS 1245118-11-9)
- Ethyl 1-(2-fluorophenyl)-1H-pyrazole-5-carboxylate (CAS 1246555-47-4)
Recommended Standards
- 1-(4-Fluorophenyl)-3,5-dimethyl-1H-pyrazole-4-carboxylic Acid (CAS 288251-63-8)
- 1-(5-Fluoropyrimidin-2-yl)-4-methyl-4,5,6,7-tetrahydro-1H-[1,2,3]triazolo[4,5-c]pyridine (CAS 2097603-71-7)
- 1-(4-Fluorobenzyl)-3-methyl-1H-pyrazole-5-carboxylic acid (CAS 618070-43-2)
- 2-(3-Nitrophenyl)thiazole-4-carbaldehyde (CAS 92057-29-9)
- 6-Iodo-3,4-dihydro-2H-pyrano-[3,2-b]pyridine-8-carbonitrile (CAS 1346447-09-3)
- (5-((4-Chlorophenyl)sulfonyl)-1-methyl-3-phenyl-1H-pyrazol-4-yl)methyl 4-chlorobenzoate (CAS 318248-33-8)
- 7-(3-(Dimethylamino)phenyl)-7-oxoheptanoic acid (CAS 951889-07-9)
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