异喹啉是一种杂环芳香族有机化合物。它是喹啉的结构异构体。异喹啉和喹啉是苯并吡啶，它们由苯环与吡啶环稠合而成。从更广泛的意义上讲，异喹啉是用来指异喹啉衍生物。1-苄基异喹啉是天然存在的生物碱（包括罂粟碱）的结构骨架。这些天然化合物中的异喹啉环来源于芳香族氨基酸酪氨酸。
7-Hydroxy-2-methyl-3,4-dihydroisoquinolin-1(2H)-one
5-Bromo-2-methyl-3,4-dihydroisoquinolin-1(2H)-one
8-Bromo-2-methyl-3,4-dihydroisoquinolin-1(2H)-one
5-Amino-2-methyl-1,2,3,4-tetrahydroisoquinolin-1-one
6-Hydroxy-2-methyl-3,4-dihydroisoquinolin-1(2H)-one
5-Bromo-8-fluoroisoquinolin-1(2H)-one
8-Fluoroisoquinolin-1(2H)-one
6-Bromo-8-fluoro-1,2-dihydroisoquinolin-1-one
7-Bromo-4,4-dimethyl-3,4-dihydroisoquinolin-1(2H)-one
7-Bromo-3,4-dihydro-2H-isoquinolin-1-one
7-Bromo-6-methyl-3,4-dihydroisoquinolin-1(2H)-one
7-Bromo-5-methyl-3,4-dihydroisoquinolin-1(2H)-one
7-Bromo-5-fluoro-3,4-dihydroisoquinolin-1(2H)-one
6-Bromo-3,4-dihydroisoquinolin-1(2H)-one
6-Bromo-3-methyl-3,4-dihydroisoquinolin-1(2H)-one
6-Bromo-8-fluoro-3,4-dihydroisoquinolin-1(2H)-one
tert-Butyl 6-bromo-1-oxo-3,4-dihydroisoquinoline-2(1H)-carboxylate
4-Bromo-7-chloroisoquinolin-1(2H)-one
4-Bromoisoquinolin-1(2H)-one
4,6-Dibromo-1,2-dihydroisoquinolin-1-one
Isoquinoline-4-boronic acid hydrochloride
(1-Chloroisoquinolin-4-yl)boronic acid
4-Isoquinolineboronic acid
(1-Chloro-4-hydroxyisoquinoline-3-carbonyl)glycine
8-Bromoisoquinolin-4-ol
3-Chloroisoquinolin-4-ol
6-Bromoisoquinolin-4-ol
Isoquinolin-4-ol
7-(Trifluoromethyl)isoquinolin-4-ol
8-(Trifluoromethyl)isoquinolin-4-ol
