Synthesis of (5R*)- and (5S*)-5,7,11-trimethyl-3a-phenyl-4,5-dihydro-3aH-1,4-methano[1,3]oxazolo[3,2-a]quinolin-2-ones |
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| Authors: | G G Mazgarova A A Fatykhov R R Gataullin |
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| Institution: | 1. Institute of Organic Chemistry, Ufa Research Center, Russian Academy of Sciences, pr. Oktyabrya 71, Ufa, 450054, Bashkortostan, Russia
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| Abstract: | Heating of N-benzoyl-N-2-(1-methylbut-2-en-1-yl)-4-methylphenyl]glycine with ethyl chloroformate or acetic anhydride gave (5R*) and (5S*) isomers of (1R*,3aS*,4S*,11S*)-5,7,11-trimethyl-3a-phenyl-4,5-dihydro-3aH-1,4-methano1,3]oxazolo3,2-a]quinolin-2-one. |
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