Nat Prod Lett. 2001 ; 15(4): 287-90.

Characterization of a new decahydropyridoquinoline from Indigofera longeracemosa Boiv. ex Baill. (Fabaceae).

Thangadurai D, Viswanathan MB, Ramesh N.

Sri Paramakalyani Centre for Environmental Sciences, Manonmaniam Sundaranar University, Alwarkurichi, Tamil Nadu, India. dthangadurai@yahoo.com

Repeated silica gel chromatography of the dichloromethane extract of air-dried stems of Indigofera longeracemosa followed by reverse-phase HPLC separation yielded a new decahydropyridoquinoline, rel-(3S, 5R, 6S, SR, 8aR, 12aR)-8-acetoxy-6-butyl-3-isothiocyanatodecahydropyrido (2,1) quinoline.