5-(Pyridin-3-yl)-1,2,4-oxadiazole CAS 128164-72-7
| CAS No. | 128164-72-7 |
| Molecular Formula | C9H12N2 |
| Molecular Weight | 148.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(Pyridin-3-yl)-1,2,4-oxadiazole (CAS 128164-72-7), molecular formula C9H12N2 and molecular weight 148.20 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 5-(Pyridin-3-yl)-1,2,4-oxadiazole (C9H12N2) contains a nitrogen-containing heterocyclic scaffold, a nitrile group. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 148.20 g/mol, it falls into the low-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 5-(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 | C9H12N2 |
| Molecular Weight | 148.20 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 2 |
Related Pyridin Standards
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- 1-(Pyridin-2-yl)cyclobutanamine (CAS 1159734-98-1)
- 1-(Pyridin-4-yl)cyclobutan-1-amine (CAS 1212058-00-8)
- 1-(Pyridin-3-yl)cyclobutan-1-amine (CAS 1212058-02-0)
- (2-(Pyridin-3-yl)cyclopropyl)methanamine (CAS 1226292-37-0)
- 1-(Pyridin-3-ylmethyl)cyclopropan-1-amine (CAS 1251260-28-2)
- (R)-1-(pyridin-3-yl)but-3-en-1-amine (CAS 132313-08-7)
- (R)-1-(Pyridin-2-yl)but-3-en-1-amine (CAS 138175-26-5)
Recommended Standards
- 1-(But-3-yn-1-yl)-3,5-dimethyl-1H-pyrazole (CAS 1272094-40-2)
- 4-(2-Pyrrolidinyl)pyridine (CAS 128562-25-4)
- 1-(3-Methylpyridin-2-yl)prop-2-en-1-amine (CAS 1270549-07-9)
- 3,5-Dicyclopropyl-1H-pyrazole (CAS 1288339-30-9)
- Lansoprazole Related Compound 6 (CAS 1683584-88-4)
- (2R,3R)-3-((S)-1-(tert-butoxycarbonyl)pyrrolidin-2-yl)-3-hydroxy-2-methylpropanoic acid (CAS 133565-38-5)
- 2-((2,6-Dichlorobenzyl)amino)propan-1-ol (CAS 1153900-72-1)
- N-(3-Chlorophenyl)-2,6-difluorobenzamide (CAS 937648-67-4)
- Aprepitant Impurity 27 (CAS 183901-47-5)
- 4-Bromo-1-(chloromethoxy)-2-methylbenzene (CAS 1532482-47-5)
- 1-(7-Chloro-4-methylbenzo[d]thiazol-2-yl)-3-(2-methoxyethyl)urea (CAS 1219906-91-8)
- 1-(2-Hydroxy-4-((tetrahydro-2H-pyran-2-yl)oxy)phenyl)-2-(4-((tetrahydro-2H-pyran-2-yl)oxy)phenyl)ethanone (CAS 130064-21-0)
- 5-Iodo-1-methylpiperidin-2-one (CAS 1393100-26-9)
- Fragment-[3-31]-Liraglutide (CAS CATO-C4X-199232)
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