Pyridine-2,3,5,6-tetracarbonitrile CAS 17638-20-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 17638-20-9 |
| Molecular Formula | C9HN5 |
| Molecular Weight | 179.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Pyridine-2,3,5,6-tetracarbonitrile (CAS 17638-20-9) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C9HN5. Molecular weight: 179.14 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C9HN5 |
| Molecular Weight | 179.14 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 5 |
Related Pyridine Standards
- 799250-34-3 Pyridine-2-carboxylic acid (3-amino-propyl)-amide pyridine-2-carboxylic acid(3-amino-propyl)-amide (CAS 799250-34-3)
- Pyridine-4-sulfonyl Chloride (CAS 134479-04-2)
- 2-(Pyridine-4-carbonyl)butanenitrile (CAS 1156898-12-2)
- pyridine-3-sulfonyl azide (CAS 2432-67-9)
- Pyridine-3-sulfonohydrazide (CAS 65227-53-4)
- 4-(Pyridine-3-carbonyl)pyrimidine (CAS 188630-98-0)
- 73571-20-7 Pyridine, 3-methyl-5-phenoxy- (CAS 73571-20-7)
- 39640-51-2 6-Methyl-pyridine-2-carboxylic acid ethyl ester Ethyl 6-methyl-2-pyridinecarboxylate Ethyl 6-methylpyridine-2-carboxylate (CAS 39640-51-2)
Recommended Standards
- 2,2,2-Trifluoro-1-(1-methyl-1h-pyrazol-3-yl)ethan-1-amine (CAS 1698352-97-4)
- 2,2-Difluoro-2-(thiazol-2-yl)acetic acid (CAS 1803570-24-2)
- 4-Nitro-1h,1'h-3,4'-bipyrazole (CAS 164668-47-7)
- 2,5-Dimethyl-4-(4-morpholinylmethyl)phenol hydrochloride (CAS 33625-43-3)
- 3-Bromo-2-(tetrahydro-2H-pyran-4-yl)-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole (CAS 2416673-93-1)
- (R)-Methyl 2-(5-oxopyrrolidin-2-yl)acetate (CAS 151929-44-1)
- Ethyl 4-((furan-2-ylmethyl)amino)-6-oxo-1-phenyl-1,6-dihydropyridazine-3-carboxylate (CAS 921899-71-0)
- 4,7-difluoro-1-benZofuran-3-carboxylic acid (CAS 1523352-94-4)
- 2-(6-Methyl-2,4-dioxo-1,2,4,5-tetrahydro-3h-pyrrolo[3,2-d]pyrimidin-3-yl)acetic acid (CAS 1255777-80-0)
- Mast Cell Degranulating (MCD) Peptide (CAS 32908-73-9)
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