(1<I>R</I>,2<I>R</I>)-(+)-<I>N</I>,<I>N</I>′-dimethyl-1 ,2-bis[3-(trifluoromethyl)phenyl]ethylenediamine CAS 137944-39-9
| CAS No. | 137944-39-9 |
| Molecular Formula | C18H30F6N2 |
| Molecular Weight | 388.43 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.
(1<I>R</I>,2<I>R</I>)-(+)-<I>N</I>,<I>N</I>′-dimethyl-1 ,2-bis[3-(trifluoromethyl)phenyl]ethylenediamine (CAS 137944-39-9) is a high-purity analytical reference standard with the molecular formula C18H30F6N2 and a molecular weight of 388.43 g/mol.
Owing to a nitrile group, fluorine substitution, (1<I>R</I>,2<I>R</I>)-(+)-<I>N</I>,<I>N</I>′-dimethyl-1 ,2-bis[3-(trifluoromethyl)phenyl]ethylenediamine is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 388.43 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
As a certified reference material (CRM), (1<I>R</I>,2<I>R</I>)-(+)-<I>N</I>,<I>N</I>′-dimethyl-1 ,2-bis[3-(trifluoromethyl)phenyl]ethylenediamine 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 | C18H30F6N2 |
| Molecular Weight | 388.43 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) | 2.0 |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
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