N-(Pyridin-3-yl)-N'-(pyridin-4-yl)formimidamide CAS 21881-61-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21881-61-8 |
| Molecular Formula | C11H10N4 |
| Molecular Weight | 198.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies N-(Pyridin-3-yl)-N'-(pyridin-4-yl)formimidamide (CAS 21881-61-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H10N4. Molecular weight: 198.22 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H10N4 |
| Molecular Weight | 198.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Nitrogen Atoms | 4 |
Related N Standards
- 1-(Methyl(pyridin-4-yl)amino)-1H-pyrrole-2-carbonitrile (CAS 111225-36-6)
- (E)-2-((2-(Pyridin-2-yl)hydrazono)methyl)pyridine (CAS 21945-37-9)
- 1-(Pyridin-2-yl)-2-(pyridin-4-yl)ethan-1-one (CAS 30162-35-7)
- 1,2-Bis(pyridin-2-yl)ethan-1-one (CAS 59576-32-8)
- 1,2-Di(pyridin-3-yl)ethan-1-one (CAS 6339-93-1)
- 2-((2-(Pyridin-2-yl)hydrazono)methyl)pyridine (CAS 2215-33-0)
- 2-(5-Methyl-3-(pyridin-3-yl)-1H-pyrazol-1-yl)acetonitrile (CAS 2095410-80-1)
- 2-(Pyridin-2-yl)-1-(pyridin-3-yl)ethan-1-one (CAS 59576-33-9)
Recommended Standards
- N-(Pyridin-2-yl)benzamide (CAS 4589-12-2)
- N-(Quinolin-3-yl)acrylamide (CAS 591251-26-2)
- n-(Prop-2-yn-1-yl)-1h-indole-2-carboxamide (CAS 883149-36-8)
- 2-((2R,4aR,6S,7R,8R,8aS)-8-(benzyloxy)-6-(ethylthio)-2-phenylhexahydropyrano[3,2-d][1,3]dioxin-7-yl)isoindoline-1,3-dione (CAS 123212-53-3)
- 2-(Difluoromethyl)-4-fluoropyridine-3-carbonyl chloride (CAS 1805318-71-1)
- Sildenafil Impurity 34 (CAS CATO-C4X-112834)
- Methyl 3-fluorobenzenesulfonate (CAS 1865148-58-8)
- N-(4-Phenylbutyl)hydroxylamine (CAS 851228-77-8)
- Ethyl 1-methyl-4-((4-methylbenzyl)amino)-1H-pyrazolo[3,4-b]pyridine-5-carboxylate (CAS 1221715-29-2)
- (9-D-Asp) Semaglutide X Sodium salt (CAS CATO-CPTD788617)
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