3-(4-Bromo-1h-pyrazol-1-yl)-2-methylpropanehydrazide CAS 1005699-49-9
| CAS No. | 1005699-49-9 |
| Molecular Formula | C7H11BrN4O |
| Molecular Weight | 247.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 3-(4-Bromo-1h-pyrazol-1-yl)-2-methylpropanehydrazide (C7H11BrN4O) contains an amide group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 247.09 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
3-(4-Bromo-1h-pyrazol-1-yl)-2-methylpropanehydrazide (CAS 1005699-49-9), molecular formula C7H11BrN4O and molecular weight 247.09 g/mol, is a CATO reference standard with documented purity and traceability.
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), 3-(4-Bromo-1h-pyrazol-1-yl)-2-methylpropanehydrazide 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 | C7H11BrN4O |
| Molecular Weight | 247.09 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 4 |
Related Bromo Standards
- Methyl 3-(4-bromo-3-methyl-1H-pyrazol-1-yl)propanoate (CAS 1001500-84-0)
- Methyl 3-(4-bromo-5-methyl-1h-pyrazol-1-yl)propanoate (CAS 1004643-38-2)
- 3-(4-Bromo-3-methyl-1h-pyrazol-1-yl)propanehydrazide (CAS 1004644-56-7)
- 3-(4-bromo-5-methyl-1h-pyraZol-1-yl)propanohydrazide (CAS 1004644-59-0)
- Methyl 3-(4-bromo-1h-pyrazol-1-yl)-2-methylpropanoate (CAS 1005615-47-3)
- 2-(4-Bromo-3-methyl-1h-pyrazol-1-yl)propanehydrazide (CAS 1005630-27-2)
- 2-(4-Bromo-1h-pyrazol-1-yl)butanehydrazide (CAS 1005650-48-5)
- 4-Bromo-1-butyl-1H-pyrazole-5-carboxylic acid (CAS 1006451-63-3)
Recommended Standards
- 4-Bromo-1-isobutyl-1H-pyrazole-5-carboxylic acid (CAS 1006451-67-7)
- 2-(4-Bromo-3-methyl-1h-pyrazol-1-yl)-2-methylpropanoic acid (CAS 1006473-56-8)
- 4-Bromo-1-butyl-1H-pyrazole-3-carboxylic acid (CAS 1006493-75-9)
- 4-Bromo-1-isobutyl-1H-pyrazole-3-carboxylic acid (CAS 1006493-78-2)
- 6-Methyl-1H,2H,3H-pyrrolo[3,2-b]pyridine (CAS 1256808-17-9)
- 4-[(3,4-Dichlorobenzenesulfonyl)methyl]-1-[3-(trifluoromethyl)benzoyl]piperidin-4-ol (CAS 866019-58-1)
- 5-Phenethylisoxazole-4-carboxylic acid (CAS 954230-22-9)
- Carbenoxolone-d4 (CAS 5697-56-3 (Unlabeled))
- CAS 2260670-14-0 (CAS 2260670-14-0)
- 2-(3-Methylbut-2-en-1-yl)phenol (CAS 1128-92-3)
- 3-Methoxy-N-methylisoquinolin-7-amine (CAS 1374652-65-9)
- 3-amino-N-(2-aminoethyl)-N-[(2-phenoxyphenyl)methyl]propane-1-sulfonamide (CAS 1797772-54-3)
- 4-Fluoro-4-methylpiperidine Hydrochloride (CAS 1023305-87-4)
- Semaglutide impurity 108 (CAS CATO-C4X-2226108)
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