CRYSTAL OF INDOLE DERIVATIVE HAVING PIPERIDINE RING AND PROCESS FOR PRODUCTION THEREOF

摘要

A crystal of 1-[1-[2-(7-methoxy-2,2-dimethyl-4-oxochroman-8-yl)- ethyl]piperidin-4-yl]-N-methyl-1H-indole-6-carboxamide fumarate which has peaks at chemical shifts of about 124.0 ppm and about 26.8 ppm in a <SUP>13</SUP>C solid NMR spectrum.