2-chloro-4-(3-ethyl-1,2,4-oxadiazol-5-yl)aniline CAS 1340316-99-5
| CAS No. | 1340316-99-5 |
| Molecular Formula | C10H10ClN3O |
| Molecular Weight | 223.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-chloro-4-(3-ethyl-1,2,4-oxadiazol-5-yl)aniline (CAS 1340316-99-5), molecular formula C10H10ClN3O and molecular weight 223.66 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-chloro-4-(3-ethyl-1,2,4-oxadiazol-5-yl)aniline (C10H10ClN3O) 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 223.66 g/mol, it falls into the medium-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.
As a certified reference material (CRM), 2-chloro-4-(3-ethyl-1,2,4-oxadiazol-5-yl)aniline 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 | C10H10ClN3O |
| Molecular Weight | 223.66 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| 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.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
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- 4-Chloro-2-(3-ethyl-1,2,4-oxadiazol-5-yl)aniline (CAS 1040345-45-6)
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Recommended Standards
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- 1-(Thiophen-3-yl)prop-2-en-1-ol (CAS 852998-62-0)
- N-Propyl-1H-benzimidazol-2-amine (CAS 78508-36-8)
- 4-Acetamidophenyl 2-chloroacetate (CAS 17321-63-0)
- 3-(2-Methoxy-5-methylphenyl)propanoic acid (CAS 61371-44-6)
- N’-Hydroxy-1-methylpyrazole-4-carboximidamide (CAS 1158133-29-9)
- N-Allyl-2-(1-(quinolin-2-yl)ethylidene)hydrazinecarbothioamide (CAS 90328-68-0)
- 3-Iodo-6-methyl-1H-pyrrolo[2,3-b]pyridine (CAS 1000340-29-3)
- 6-Chloro-3-(chloromethyl)-5-(difluoromethyl)picolinaldehyde (CAS 1804866-35-0)
- Liraglutide Impurity 10 TFA Salt (CAS CATO-C4X-199210)
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