5-(4-((4-Chlorobenzyl)oxy)phenyl)-N'-(thiophen-2-ylmethylene)-1H-pyrazole-3-carbohydrazide CAS 634896-25-6
| CAS No. | 634896-25-6 |
| Molecular Formula | C22H17ClN4O2S |
| Molecular Weight | 436.91 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 436.91 g/mol gives 5-(4-((4-Chlorobenzyl)oxy)phenyl)-N'-(thiophen-2-ylmethylene)-1H-pyrazole-3-carbohydrazide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 5-(4-((4-Chlorobenzyl)oxy)phenyl)-N'-(thiophen-2-ylmethylene)-1H-pyrazole-3-carbohydrazide (CAS 634896-25-6), a certified reference material (molecular formula C22H17ClN4O2S, MW 436.91 g/mol) for analytical method development and quality control.
Owing to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution, 5-(4-((4-Chlorobenzyl)oxy)phenyl)-N'-(thiophen-2-ylmethylene)-1H-pyrazole-3-carbohydrazide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 436.91 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 5-(4-((4-Chlorobenzyl)oxy)phenyl)-N'-(thiophen-2-ylmethylene)-1H-pyrazole-3-carbohydrazide 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 | C22H17ClN4O2S |
| Molecular Weight | 436.91 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Chlorobenzyl Standards
- 2-(5-((4-Chlorobenzyl)thio)-4-ethyl-4H-1,2,4-triazol-3-yl)thieno[2,3-b]quinoline (CAS 478260-37-6)
- (5-((2-Chlorobenzyl)sulfonyl)-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl)methyl cyclopropanecarboxylate (CAS 955964-19-9)
- 2-((5-((4-Chlorobenzyl)thio)-1,3,4-thiadiazol-2-yl)thio)-N-(3,5-dimethylphenyl)acetamide (CAS 476484-57-8)
- 2-((5-((4-Chlorobenzyl)thio)-1,3,4-thiadiazol-2-yl)thio)-N-(4-ethylphenyl)acetamide (CAS 499101-90-5)
- N-(2-Chlorobenzyl)-3-(4-isobutyl-5-oxo-4,5-dihydro-[1,2,4]triazolo[4,3-a]quinazolin-1-yl)propanamide (CAS 902973-15-3)
- 2-(4-(4-Chlorobenzyl)-7-fluoro-5-(methylsulfonyl)-1,2,3,4-tetrahydrocyclopenta[b]indol-3-yl)acetic Acid (CAS 571170-81-5)
- 3-((2-Chlorobenzyl)sulfonyl)-2-hydroxy-2-methyl-N-(3-(trifluoromethyl)phenyl)propanamide (CAS 339275-65-9)
- 3-((4-Chlorobenzyl)thio)-5-(4,5-dihydronaphtho[1,2-b]thiophen-2-yl)-4-ethyl-4H-1,2,4-triazole (CAS 477887-85-7)
Recommended Standards
- 4,6-Dibromo-2-(3,4-dichlorophenyl)benzo[d]oxazol-5-amine (CAS 637303-13-0)
- N-(3-Chlorophenyl)-2-((5-(4-hydroxyphenyl)-4-phenyl-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 332906-59-9)
- 4,6-Dibromo-2-(2,4-dichlorophenyl)benzo[d]oxazol-5-amine (CAS 637302-80-8)
- N-(5-Chloro-2-methoxyphenyl)-2-((4-cyano-3-methylbenzo[4,5]imidazo[1,2-a]pyridin-1-yl)thio)acetamide (CAS 868357-74-8)
- (4S)-3-[(2R)-2-[(2R)-2-(2,4-Difluorophenyl)oxiranyl]-1-oxopropyl]-4-benzyl-2-oxazolidinone (CAS 166948-47-6)
- Octanoic Acid Ethyl Ester (CAS 106-32-1)
- 3-Methoxy-4-(4-methyl-1-imidazolyl)phenylboronic Acid (CAS 1145786-45-3)
- ((2-bromophenyl)ethynyl)trimethylsilane (2-Bromophenylethynyl)trimethylsilane 38274-16-7 (CAS 38274-16-7)
- Alvocidib (Flavopiridol) (CAS 146426-40-6)
- Ethyl 2-(1H-benzo[d][1,2,3]triazol-1-yl)-2-phenylacetate (CAS 314272-26-9)
- N-(piperidin-4-yl)cyclopentanecarboxamide (CAS 883548-75-2)
- 2-(Isopropylamino)-3-(5-methyl-1h-pyrazol-1-yl)propanamide (CAS 1342706-43-7)
- 1-(4-Chlorophenyl)-2-(pyrimidin-2-yl)ethanone (CAS 1437433-85-6)
- Semaglutide impurity 78 (CAS CATO-C4X-222678)
Why CATO?
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- 130,000+ catalog items in stock, COA supplied with every batch
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