5-Cyclopropyl-3-(pyridin-3-yl)-1,2,4-oxadiazole CAS 31827-43-7
| CAS No. | 31827-43-7 |
| Molecular Formula | C10H9N3O |
| Molecular Weight | 187.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
5-Cyclopropyl-3-(pyridin-3-yl)-1,2,4-oxadiazole (CAS 31827-43-7) is a high-purity analytical reference standard with the molecular formula C10H9N3O and a molecular weight of 187.20 g/mol.
Based on its molecular formula C10H9N3O, 5-Cyclopropyl-3-(pyridin-3-yl)-1,2,4-oxadiazole contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 187.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures 5-Cyclopropyl-3-(pyridin-3-yl)-1,2,4-oxadiazole under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C10H9N3O |
| Molecular Weight | 187.20 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Nitrogen Atoms | 3 |
Related Cyclopropyl Standards
- 3-Cyclopropyl-[1,2,4]triazolo[4,3-a]pyridine-6-carbaldehyde (CAS 668990-81-6)
- 5-Cyclopropyl-3-(pyridin-4-yl)-1,2,4-oxadiazole (CAS 22926-67-6)
- 3-Cyclopropyl-4-fluoroisoquinoline (CAS 1404078-15-4)
- 6-Cyclopropyl-8-fluoroisoquinoline (CAS 1818847-45-8)
- N-cyclopropyl-1H-imidazole-4-sulfonamide (CAS 1306605-47-9)
- N-Cyclopropyl-1H-imidazole-2-sulfonamide (CAS 1420801-85-9)
- 2-Cyclopropyl-4-(trifluoromethyl)pyridine (CAS 1156542-33-4)
- 2-Cyclopropyl-6-(trifluoromethyl)pyridine (CAS 1321517-92-3)
Recommended Standards
- 5-Amino-6-phenylpyridazin-3(2H)-one (CAS 87769-63-9)
- 5-Amino-6-isopropylpyrazine-2,3-dicarbonitrile (CAS 75063-65-9)
- 5-Imino-7-(methylamino)isoquinolin-8(5H)-one (CAS 662167-19-3)
- 5-Amino-1-phenyl-1H-pyrazole-4-carbaldehyde (CAS 62564-91-4)
- N-Benzoyl-5’-(di-p-methoxytrityl)cytidine (CAS 81246-76-6)
- 1-(4-(3-Oxo-3-(pyrrolidin-1-yl)propyl)thiazol-2-yl)-3-phenylurea (CAS 1040647-59-3)
- Tetrabamate (CAS 60763-47-5)
- 6-Bromo-7-(trifluoromethyl)quinoline (CAS 1820666-89-4)
- 2-(6-(Difluoromethyl)-2,4-difluoropyridin-3-yl)acetonitrile (CAS 1804710-33-5)
- Lapatinib impurity 36 (CAS CATO-C4X-119136)
- Methyl 3-(pyridin-3-yl)-1-(3-(trifluoromethyl)phenyl)-1H-pyrazole-4-carboxylate (CAS 400076-48-4)
- Disperse Orange 13 (CAS 6253-10-7)
- 4-((3-Chlorophenyl)thio)-3-methyl-1-(4-nitrophenyl)-1H-pyrazole (CAS 2197053-48-6)
- Semaglutide impurity 107 (CAS CATO-C4X-2226107)
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 18665070610 / Nicole.chen@cato-chem.com