Isoprenoid derivatives and anti-ulcer agents containing the same
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United States of America Patent
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Mar 6, 1990
Grant Date -
N/A
app pub date -
Aug 22, 1988
filing date -
Aug 25, 1987
priority date (Note) -
Expired
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Abstract
Anti-ulcer agents containing isoprenoid derivatives are provided. The isoprenoid derivatives are represented by the formula: ##STR1## wherein: R represents a group of formula ##STR2## In the above formula, R.sub.1, R.sub.2 and R.sub.3 may be the same or different each other and each represents a hydrogen atom, a hydroxy group, a lower alkanoyloxy group, a lower alkyl group or a lower alkoxy group, provided that two or more of them do not represent hydrogen atoms at the same time; R.sub.4 and R.sub.5 may be the same or different each other and each represents a hydrogen atom, a hydroxy group or a lower alkanoyloxy group represents the signal or the double bond between the carbon atoms; m represents 0 or 1; n represents 0 or an integer of from 1 to 9, provided that the sum of m and n is an integer of from 1 to 9.
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