(+)-N-METHYLEPHEDRINE
Synonym(s):(+)-(1S,2R)-2-Dimethylamino-1-phenylpropanol;(+)-N-Methylephedrine
- CAS NO.：42151-56-4
- Empirical Formula: C11H17NO
- Molecular Weight: 179.26
- MDL number: MFCD00064259
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 04:22:52
What is (+)-N-METHYLEPHEDRINE?
Chemical properties
WHITE CRYSTALLINE POWDER
Purification Methods
N-Methylephedrine has been recrystallised from Et2O, pet ether, of aqueous EtOH or aqueous MeOH and has been distilled under reduced pressure. [Smith J Chem Soc 2056 1927, Tanaka & Sugawa Yakugaku Zasshi (J Pharm Soc Japan) 72 1548 1952 (Chem Abstr 47 8682 1953), Takamatsu Yakugaku Zasshi (J Pharm Soc Japan) 76 1227 1956, Chem Abstr 51 4304 1957.] The hydrochloride has m 192-193o and [] D (c 5,H2O)[Prelog & Hüfliger Helv Chim Acta 33 2021 1950].20+30o [Beilstein 13 IV 1884.]
Properties of (+)-N-METHYLEPHEDRINE
| Melting point: | 87-90 °C(lit.) |
| Boiling point: | 311.8°C (rough estimate) |
| Density | 1.0020 (rough estimate) |
| refractive index | 1.5320 (estimate) |
| storage temp. | 2-8°C |
| pka | 13.88±0.20(Predicted) |
| optical activity | [α]20/D +29°, c = 5 in methanol |
| BRN | 3198945 |
Safety information for (+)-N-METHYLEPHEDRINE
Computed Descriptors for (+)-N-METHYLEPHEDRINE
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