Prototypical Reagent for the Synthesis o
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Dr. Uno MΓ€eorg; Dr. Leif Grehn; Dr. Ulf Ragnarsson
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Article
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1996
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John Wiley and Sons
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English
β 484 KB
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gelatin \* solids yield. 'H NMR (270 MHz. CDCI,): b =1.42 (s, 18H. NBoc,), 1.49 (s, 9H. NHBoc), 5.26 (5, 2H, CH,Ph), 7. 30-7.41 (brm, 5 H, Ph). Compound 3, dissolved in CH,OH (500 mL). was hydrogenolyzed over PdjC (S%/carbon. 1.2 g) for 3 h. When TLC indicated complete reaction, the catalyst was fil