4,5-Bis((4-methoxybenzyl)oxy)picolinohydrazide CAS 161188-00-7
| CAS No. | 161188-00-7 |
| Molecular Formula | C22H23N3O5 |
| Molecular Weight | 409.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4,5-Bis((4-methoxybenzyl)oxy)picolinohydrazide 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 4,5-Bis((4-methoxybenzyl)oxy)picolinohydrazide (CAS 161188-00-7), a certified reference material (molecular formula C22H23N3O5, MW 409.44 g/mol) for analytical method development and quality control.
Structurally, 4,5-Bis((4-methoxybenzyl)oxy)picolinohydrazide (C22H23N3O5) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 409.44 g/mol, it falls into the moderately-high-molecular-weight range. 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 | C22H23N3O5 |
| Molecular Weight | 409.44 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2003 |
| Nitrogen Atoms | 3 |
Related Bis Standards
- (3-(Bis(4-methoxybenzyl)amino)-2-fluoro-5-methylphenyl)boronic acid (CAS 2411792-25-9)
- 2-((4-Methoxybenzyl)thio)-4,5-diphenyl-1-(prop-2-yn-1-yl)-1H-imidazole (CAS 339277-70-2)
- 4-Methoxybenzyl (5-((4-chlorophenyl)thio)-1,2,3-thiadiazol-4-yl)carbamate (CAS 400074-48-8)
- 3-((4-Methoxybenzyl)oxy)-N-(3-(trifluoromethyl)phenyl)thiophene-2-carboxamide (CAS 339098-38-3)
- 1-(4-(4-Methoxybenzyl)piperazin-1-yl)-3-methylbenzo[4,5]imidazo[1,2-a]pyridine-4-carbonitrile (CAS 342780-77-2)
- N-(4-Methoxybenzyl)-3-nitro-N-(4-nitrophenyl)benzamide (CAS 332385-03-2)
- N-(2-methoxybenzyl)-2-(3-(trifluoromethyl)benzyl)thiazole-4-carboxamide (CAS 478042-42-1)
- 2-((4-Methoxybenzyl)thio)-5-((4-nitrobenzyl)thio)-1,3,4-thiadiazole (CAS 618432-18-1)
Recommended Standards
- (R)-2-((S)-2-(((Benzyloxy)carbonyl)amino)propanamido)-3-(1H-indol-3-yl)propanoic acid (CAS 160465-14-5)
- N-(2,5-Dimethylphenyl)-2-[4-(5-methyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidin-2-yl]acetamide (CAS 1775308-37-6)
- exo-IWR-1 (CAS 1127442-87-8)
- N-(2-Ethylphenyl)-2-[4-(5-methyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidin-2-yl]acetamide (CAS 1775336-96-3)
- 6,6'-Methylenebis(1H-benzo[d]imidazole-2-thiol) (CAS 345991-03-9)
- 10-Chlorobenzo[g]quinoline (CAS 3645-26-9)
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- Tirzepatide Impurity 18 (CAS CATO-C4X-324018)
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