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2 to give benzyl imine product (4) (43% yield). The geometry of chiral imine (4) was deduced to be E from the result of X-ray analysis of a similar (R)-1-trifluoromethyl-N-(2-hydroxy-1-phenylethyl)benzylideneamine.
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by Pd-C: Ref. 4a
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b) Hydrogenolysis by Pd-C: Ref. 4a.
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Hydrogenolysis
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