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(+)-N-METHYLEPHEDRINE

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(+)-N-METHYLEPHEDRINE Basic information

Product Name:
(+)-N-METHYLEPHEDRINE
CAS:
42151-56-4
MF:
C11H17NO
MW:
179.26
Mol File:
42151-56-4.mol
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(+)-N-METHYLEPHEDRINE Chemical Properties

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
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Safety Information

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-36
WGK Germany 
3
3

MSDS

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(+)-N-METHYLEPHEDRINE Usage And Synthesis

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.]

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