Triterpene derivatives and remedies for liver diseases
A triterpene derivative useful for the treatment of hepatic disorders is disclosed. This compound comprises as an active ingredient a triterpene derivative represented by the following formula (I) or a salt thereof: 1 wherein R 1 represents a hydroxyl group, arylmethyloxy, lower alkoxy, or lower alk...
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| Main Authors | , , , |
|---|---|
| Format | Patent |
| Language | English |
| Published |
07.02.2002
|
| Online Access | Get full text |
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| Summary: | A triterpene derivative useful for the treatment of hepatic disorders is disclosed. This compound comprises as an active ingredient a triterpene derivative represented by the following formula (I) or a salt thereof:
1
wherein R
1
represents a hydroxyl group, arylmethyloxy, lower alkoxy, or lower alkanoyloxy, R
2
represents lower alkyl, lower alkenyl, -CH
2
OR
5
, formyl, -COOR
6
, or -CH
2
N(R
7
)R
8
, or R
1
and R
2
may combine with each other to form -O-C(R
9
)R
10
-O-CH
2
-, R
3
and R
4
, which may be the same or different represent a hydrogen atom, a hydroxyl group, lower alkyl, lower alkenyl, aryl, hydroxymethyl, -N(R
11
)R
12
, formyl, -COOR
6
, or -OR
13
, or R
3
and R
4
may combine with each other to form oxo, hydroxyimino, or alkylidene and X represents O, CH
2
, or NH. |
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