3-(Pyridin-4-yl)-5-(pyrrolidin-2-yl)-1,2,4-oxadiazole hydrochloride CAS 1184979-18-7
| CAS No. | 1184979-18-7 |
| Molecular Formula | C11H12N4O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 3-(Pyridin-4-yl)-5-(pyrrolidin-2-yl)-1,2,4-oxadiazole hydrochloride (C11H12N4OHCl) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 252.70 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
3-(Pyridin-4-yl)-5-(pyrrolidin-2-yl)-1,2,4-oxadiazole hydrochloride (CAS 1184979-18-7), molecular formula C11H12N4OHCl and molecular weight 252.70 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 3-(Pyridin-4-yl)-5-(pyrrolidin-2-yl)-1,2,4-oxadiazole hydrochloride meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C11H12N4O HCl |
| Molecular Weight | 252.70 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Pyridin Standards
- 3-[(E)-2-(Pyridin-3-yl)ethenyl]-1,2-dihydroquinoxalin-2-one (CAS 1000169-10-7)
- 2-(pyridin-2-ylsulfanyl)acetic acid (CAS 10002-29-6)
- 4-(Pyridin-3-yloxy)benzenesulfonic acid (CAS 1000340-09-9)
- 2-(2-Oxo-2-(pyridin-4-yl)ethylidene)thiazolidin-4-one (CAS 1000932-15-9)
- 2-[2-oxo-2-(pyridin-3-yl)ethylidene]-1,3-thiazolidin-4-one (CAS 1000932-62-6)
- N-(pyridin-3-ylmethyl)sulfamide (CAS 1000933-31-2)
- Ethyl 1-(2-pyridin-2-ylethyl)piperidine-4-carboxylate (CAS 1000941-29-6)
- 1-Methyl-4-(pyridin-2-ylmethyl)piperazine (CAS 100158-57-4)
Recommended Standards
- 5-[(2-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}ethyl)amino]-1,2,3,4-tetrahydropyrimidine-2,4-dione (CAS 321432-02-4)
- 2-(2,2,3,3-tetrafluoropropoxy)pyridin-4-amine (CAS 1251097-55-8)
- 5-chloropyrazolo[1,5-a]pyrimidine-3-carboxylic acid (CAS 1315364-91-0)
- 5-bromo-3,4-dihydro-2H-1-benzopyran-2-one (CAS 1637490-76-6)
- (3R,4S)-1-(tert-Butoxycarbonyl)-4-(3-chlorophenyl)pyrrolidine-3-carboxylic acid (CAS 1820583-62-7)
- 3-Methyl-2-(oxetan-3-yloxy)benzonitrile (CAS 1696643-09-0)
- Ceftaroline Impurity 16 (CAS CATO-C4X-148316)
- Fenchyl Alcohol (CAS 1632-73-1)
- 2-(Difluoromethyl)pyridin-4-ol (CAS 501125-75-3)
- Neuropeptide Y (13-36) (porcine) (CAS 113662-54-7)
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