| CAS No. | 111422-13-0 |
| Molecular Formula | C11H15N |
| Molecular Weight | 161.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 161.24 g/mol gives 3-Ethyl-1,2,3,4-tetrahydroisoquinoline distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 3-Ethyl-1,2,3,4-tetrahydroisoquinoline (CAS 111422-13-0), a certified reference material (molecular formula C11H15N, MW 161.24 g/mol) for analytical method development and quality control.
Structurally, 3-Ethyl-1,2,3,4-tetrahydroisoquinoline (C11H15N) 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 161.24 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).
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.
As a certified reference material (CRM), 3-Ethyl-1,2,3,4-tetrahydroisoquinoline 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.
| Molecular Formula | C11H15N |
| Molecular Weight | 161.24 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| 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.) | 1988 |
| Nitrogen Atoms | 1 |