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All articles of this category 1,2,3,4-Tetrahyro-2-methyl-4-phenylisoquinolines 6 are obtained from aromatic aldehydes 1 , methyl amine and α-haloacetophenones 2 in the presence of sodium borohydride followed by cyclization with sulfuric acid and zinc in methanol.
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Venkov et al. (1990) studied this question.
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