3-(4-((2-Chlorobenzyl)oxy)phenyl)-1H-pyrazole-5-carbohydrazide CAS 634897-04-4
| CAS No. | 634897-04-4 |
| Molecular Formula | C17H15ClN4O2 |
| Molecular Weight | 342.78 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 342.78 g/mol gives 3-(4-((2-Chlorobenzyl)oxy)phenyl)-1H-pyrazole-5-carbohydrazide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 3-(4-((2-Chlorobenzyl)oxy)phenyl)-1H-pyrazole-5-carbohydrazide (CAS 634897-04-4), a certified reference material (molecular formula C17H15ClN4O2, MW 342.78 g/mol) for analytical method development and quality control.
Based on its molecular formula C17H15ClN4O2, 3-(4-((2-Chlorobenzyl)oxy)phenyl)-1H-pyrazole-5-carbohydrazide contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 342.78 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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-((2-Chlorobenzyl)oxy)phenyl)-1H-pyrazole-5-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.
Physical & Chemical Properties
| Molecular Formula | C17H15ClN4O2 |
| Molecular Weight | 342.78 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Chlorobenzyl Standards
- 3-(4-((4-Chlorobenzyl)oxy)phenyl)-1H-pyrazole-5-carbohydrazide (CAS 763111-31-5)
- 6-(2-Chlorobenzyl)-3-((3-methoxyphenyl)amino)-1,2,4-triazin-5(4H)-one (CAS 535982-63-9)
- 2-(3-(3-Chlorobenzyl)-3,4-dihydrobenzo[4,5]imidazo[1,2-a][1,3,5]triazin-1(2H)-yl)ethan-1-ol (CAS 869715-94-6)
- 2-((2-Chlorobenzyl)sulfinyl)-N-(2-chlorophenyl)acetamide (CAS 339107-21-0)
- 2-((4-Chlorobenzyl)amino)-N-(2,3-dichlorophenyl)acetamide (CAS 303091-23-8)
- 6-((4-Chlorobenzyl)thio)-3,4-dihydro-2H-1,4-ethano-1,5-naphthyridine-7-carbonitrile (CAS 889950-49-6)
- 4-(4-Chlorobenzyl)-1-ethyl-6,7-dimethoxyisoquinoline (CAS 62334-27-4)
- 4-(4-Chlorobenzyl)-3-ethyl-6,7-dimethoxyisoquinoline (CAS 62334-41-2)
Recommended Standards
- 3-(3-Chloropropanamido)-N-phenylbenzofuran-2-carboxamide (CAS 887884-78-8)
- 3-(2-Chlorophenyl)-N-(3-methoxyphenyl)-5-methylisoxazole-4-carboxamide (CAS 331847-82-6)
- 3-Chloro-1-(4-methoxyphenyl)-4-(m-tolylamino)-1H-pyrrole-2,5-dione (CAS 61892-19-1)
- 2-[4-(4-Chlorophenyl)piperazin-1-yl]-5-nitrobenzonitrile (CAS 945367-66-8)
- 1018605-16-7 1-[5-(3-Methoxyphenyl)-1,2-oxazol-3-yl]methanamine--hydrogen chloride (1/1) DTXSID30679288 (CAS 1018605-16-7)
- 4-[(3-chloropropanoyl)amino]-N-(2-methoxyphenyl)benzamide (CAS 1087791-97-6)
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- 1-(tert-Butyl)-1H-pyrrol-3-ol (CAS 134410-08-5)
- tert-Butyl4-methyl-2,6-dioxo-1,3-oxazinane-3-carboxylate (CAS 357610-31-2)
- Tyr-Proinsulin C-Peptide (55-89) (human) (CAS 139532-11-9)
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