N'-(2,4-dihydroxybenzylidene)isonicotinohydrazide CAS 3477-69-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3477-69-8 |
| Molecular Formula | C13H11N3O3 |
| Molecular Weight | 257.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N'-(2,4-dihydroxybenzylidene)isonicotinohydrazide (CAS 3477-69-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C13H11N3O3. Molecular weight: 257.24 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C13H11N3O3 |
| Molecular Weight | 257.24 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 3 |
Related N Standards
- (5E)-5-(2,3-Dihydroxybenzylidene)-2-mercapto-1,3-thiazol-4(5H)-one (CAS 590376-71-9)
- 3-(2,4-Dihydroxybenzylidene)indolin-2-one (CAS 328106-29-2)
- 2-(2,5-Dihydroxybenzylidene)-1H-indene-1,3(2H)-dione (CAS 1023509-67-2)
- 2-(3,4-Dihydroxybenzylidene)-6-hydroxybenzofuran-3(2H)-one (CAS 100433-06-5)
- (E)-5-(3,4-Dihydroxybenzylidene)thiazolidine-2,4-dione (CAS 99073-32-2)
- (Z)-2-(3,4-Dihydroxybenzylidene)-6,7-dihydroxybenzofuran-3(2H)-one (CAS 576-02-3)
- 2-(3,4-Dihydroxybenzylidene)-4,6-dihydroxybenzofuran-3(2H)-one (CAS 480-70-6)
- 5-(3,4-Dihydroxybenzylidene)imidazolidine-2,4-dione (CAS 52036-15-4)
Recommended Standards
- Methyl 5-((4-cyanophenoxy)methyl)furan-2-carboxylate (CAS 406470-75-5)
- N-(2-Aminophenyl)-4-nitrobenzamide (CAS 6338-73-4)
- Methyl 4'-nitro-[1,1'-biphenyl]-4-carboxylate (CAS 5730-75-6)
- 2-Bromo-3-((tert-butyldimethylsilyl)oxy)-6-hydroxybenzaldehyde (CAS 347840-64-6)
- 6-Fluoropyrido[2,3-d]pyrimidine-2,4-diol (CAS 1220518-10-4)
- 1-((2-((2-Chloropyridin-4-yl)amino)-4'-(cyclopropylmethyl)-[4,5'-bipyrimidin]-2'-yl)amino)-2-methylpropan-2-ol (CAS 1383716-33-3)
- 3-(Pyridin-3-yl)-6-(trifluoromethyl)pyridine-2-thiol (CAS 1214325-79-7)
- 5-(Trifluoromethyl)-4-((trimethylsilyl)ethynyl)-1H-pyrrolo[2,3-b]pyridine (CAS 1261365-60-9)
- Methyl 2-formylquinoline-4-carboxylate (CAS 60506-24-3)
- Semaglutide impurity 197 (CAS CATO-C4X-2226197)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com