5-(5-Bromothiophen-2-yl)-N'-(4-(dimethylamino)benzylidene)-1H-pyrazole-3-carbohydrazide CAS 302917-86-8
| CAS No. | 302917-86-8 |
| Molecular Formula | C17H16BrN5OS |
| Molecular Weight | 418.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 418.31 g/mol gives 5-(5-Bromothiophen-2-yl)-N'-(4-(dimethylamino)benzylidene)-1H-pyrazole-3-carbohydrazide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 5-(5-Bromothiophen-2-yl)-N'-(4-(dimethylamino)benzylidene)-1H-pyrazole-3-carbohydrazide (CAS 302917-86-8), a certified reference material (molecular formula C17H16BrN5OS, MW 418.31 g/mol) for analytical method development and quality control.
Owing to a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, bromine substitution, 5-(5-Bromothiophen-2-yl)-N'-(4-(dimethylamino)benzylidene)-1H-pyrazole-3-carbohydrazide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 418.31 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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).
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.
As a certified reference material (CRM), 5-(5-Bromothiophen-2-yl)-N'-(4-(dimethylamino)benzylidene)-1H-pyrazole-3-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 | C17H16BrN5OS |
| Molecular Weight | 418.31 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
Related Bromothiophen Standards
- 1-((5-Bromothiophen-2-yl)sulfonyl)-4-((3,5-dimethyl-1H-pyrazol-1-yl)methyl)piperidine (CAS 1396748-46-1)
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- 2-(5-Bromothiophen-2-yl)-2-(4-(tert-butoxycarbonyl)-1,4-diazepan-1-yl)acetic acid (CAS 834884-89-8)
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- N-(4-(5-Bromothiophen-2-yl)thiazol-2-yl)-1-naphthamide (CAS 476211-62-8)
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- 1-(5-Bromothiophen-2-yl)-2-((5-(4-fluorophenyl)-4-methyl-4H-1,2,4-triazol-3-yl)thio)ethan-1-one (CAS 565415-03-4)
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Recommended Standards
- 2-((5-(4-Bromophenyl)-1,3,4-oxadiazol-2-yl)thio)-N-(2,6-dimethylphenyl)acetamide (CAS 332114-86-0)
- 5-Bromo-N,N-dimethyl-1H,1'H-[3,4'-biindole]-1-sulfonamide (CAS 89346-37-2)
- 2-((5-(2-Bromophenyl)-1,3,4-oxadiazol-2-yl)thio)-N-(3,4-dimethylphenyl)acetamide (CAS 334503-66-1)
- Ethyl 4-(4-chlorophenyl)-1-[(4-chlorophenyl)methyl]-2-methyl-6-oxo-1,4,5,6-tetrahydropyridine-3-carboxylate (CAS 338966-56-6)
- (S)-Methyl 2-amino-2-(3-fluoro-4-(trifluoromethoxy)phenyl)acetate (CAS 1703935-54-9)
- 4-Hydrazinyl-3-methylisoxazolo[5,4-b]pyridine (CAS 651054-75-0)
- (2-Oxodihydrofuran-3(2H)-ylidene)methyl benzoate (CAS 67194-27-8)
- 3-(4-(Aminomethyl)piperidin-1-yl)-1-methylpyrazin-2(1H)-one (CAS 1340231-41-5)
- Fluorene (CAS 86-73-7)
- 3-Benzyl-5,6-dihydro-4H-pyrrolo[3,2-d]isoxazole (CAS 603067-24-9)
- Ethyl 8-cyano-2-oxooctanoate (CAS 890097-93-5)
- (11aR)-1,10-bis(3,5-bis(trifluoromethyl)phenyl)-12-hydroxy-3,8-dimethyl-4,5,6,7-tetrahydrodiindeno[7,1-de:1',7'-fg][1,3,2]dioxaphosphocine 12-oxide (CAS 2098225-20-6)
- 1,2,3,4-tetrahydroisoquinolin-4-ylmethanamine dihydrochloride (CAS 6828-18-8)
- D-[His]1-Semaglutide (CAS CATO-C4X-222652)
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