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Nutrition Research > Biochemicals Found in Plants - sorted by compound type > Alkaloid
Nutrition Research > Biochemicals Found in Plants - sorted by plant name > Ephedra sinica
Asymmetric Synthesis > Chiral Auxiliaries > Ephedrine Derivatives

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316733 (Aldrich)

561274 (Aldrich)

209945 (Aldrich)

316733

Aldrich

(1S,2R)-(+)-Ephedrine hemihydrate

98%


Synonym:	(1S,2R)-(+)-α-(1-Methylaminoethyl)benzyl alcohol
CAS Number:	144429-10-7
Linear Formula:	C₆H₅CH[CH(NHCH₃)CH₃]OH · ¹/₂H₂O
Molecular Weight:	174.24
EC Number:	206-293-3
MDL number:	MFCD00150693
PubChem Substance ID:	24859040

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Description

Packaging

25 g in glass btl

Properties

assay	98%
optical activity	[α]19/D +40.5°, c = 5 in 1 M HCl
mp	39-43 °C(lit.)

Safety

Personal Protective Equipment	dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	26-36
WGK Germany	3
Flash Point(F)	235.4 °F
Flash Point(C)	113 °C

References

Fieser	Fieser 5,289 / Fieser 9,209 / Fieser 14,159 / Fieser 15,154
reference	Corp MSDS 1 (1), 1513:C / FT-NMR 1 (2), 585:C / RegBook 1 (1), 1475:B / Sax 6, 1280 / Structure Index 1, 230:A:7

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