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R = H, 4-(3,4,4A,5,6,10B-Hexahydro-2H-Pyrano- 3,2-C Quinolin-5-Yl)-1-Butanol (3A)

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Supplementary material. R = H, 4-(3,4,4a,5,6,10b-Hexahydro-2H-pyrano- 3,2-c quinolin-5-yl)-1-butanol (3a). A mixture of aniline (0.093 g, 1 mmol), DHP (0.188 g, 2.2 mmol) and Fe(ClO4)3/SiO2 (0.2 g) without solvent was stirred at ambient temperature or.