Tannin compounds
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Feb 21, 1989
Grant Date -
N/A
app pub date -
Nov 7, 1986
filing date -
Mar 8, 1985
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention herein disclosed provides a tannin especially effective as antipsychotic drug for mental disorders such as acute and chronic schizophrenia. This tannin composition is represented by the following general formula: ##STR1## wherein l is an integer from 0 to 6, m is 0 or 1, n is an integer from 0 to 6, l+n+m=6; R.sub.1 is hydrogen or G, G representing the galloyl group ##STR2## X is ##STR3## R.sub.2 is OH, . . . OG, or . . . OH; filled dots mean bonding sites, there being no possibility to bond between the mutual fourth positions in each unit; there is only one bonding between the fourth and the sixth position; and there is a total of three galloyl groups in the tannin.
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