1,4-Bis(5-(pyridin-4-yl)-1,3,4-oxadiazol-2-yl)benzene CAS 61843-05-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 61843-05-8 |
| Molecular Formula | C20H12N6O2 |
| Molecular Weight | 368.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,4-Bis(5-(pyridin-4-yl)-1,3,4-oxadiazol-2-yl)benzene (CAS 61843-05-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H12N6O2. Molecular weight: 368.35 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C20H12N6O2 |
| Molecular Weight | 368.35 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) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Nitrogen Atoms | 6 |
Related Bis Standards
- Ethyl 1-[4-(pyridin-3-yl)-1,3-thiazol-2-yl]-5-(trifluoromethyl)-1H-pyrazole-4-carboxylate (CAS 955966-81-1)
- 4-((N-(pyridin-2-yl)phenylsulfonamido)methyl)benzoic acid (CAS 296772-87-7)
- 2-((4-Ethyl-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(2-ethylphenyl)acetamide (CAS 142529-69-9)
- 2-((4-Ethyl-5-(pyridin-2-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(2-ethylphenyl)acetamide (CAS 587013-65-8)
- 2-((4-Ethyl-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(4-ethylphenyl)acetamide (CAS 525582-84-7)
- 2-((4-Ethyl-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(2-ethylphenyl)acetamide (CAS 618427-04-6)
- 4-(4-(Pyridin-2-yl)pyrimidin-2-yl)phenyl 4-methylbenzoate (CAS 477857-37-7)
- 3,5-Bis(5-(pyridin-2-yl)-4H-1,2,4-triazol-3-yl)pyridine (CAS 1373134-49-6)
Recommended Standards
- (S)-8-((1H-Imidazol-4-yl)methyl)-4,7,10,13-tetraoxo-3,6,9,12-tetraazatetradecan-1-oic acid (CAS 642441-94-9)
- 1-[(4-Methylphenyl)methyl]-2-oxo-5-[3-(trifluoromethyl)phenyl]-1,2-dihydropyridine-3-carbonitrile (CAS 338964-44-6)
- (S)-5-((1H-Imidazol-4-yl)methyl)-4,7,10,13-tetraoxo-3,6,9,12-tetraazatetradecan-1-oic acid (CAS 7451-77-6)
- 6-Bromo-5-iodopyridin-3-ol (CAS 697300-70-2)
- 3-Bromo-N-(3-chloro-2-methylphenyl)benzamide (CAS 310873-60-0)
- 1-[(2-Methyl-3-furanyl)dithio]-2-propanone (CAS 156386-69-5)
- (1-Methyl-3-phenyl-5-(phenylthio)-1H-pyrazol-4-yl)methyl 3,4-dichlorobenzoate (CAS 318289-36-0)
- (SP-4-1)-Nickel(II) acetate (CAS 20998-57-6)
- N-(5-methylisoxazol-3-yl)-4-(methylsulfonamido)benzenesulfonamide (CAS 795287-23-9)
- Tirzepatide Impurity 46 (CAS CATO-C4X-324046)
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