Claims
- 1. A cyclopropachromen represented by formula (I): ##STR44## wherein n represents an integer of 2 to 5;
- one of R.sup.1 and R.sup.2 represents a hydrogen atom or an alkyl group having 1 to 5 carbon atoms, a phenyl group or an aralkyl group having 7 to 10 carbon atoms, and the other of R.sup.1 and R.sup.2 represents an alkyl group having 1 to 5 carbon atoms, a phenyl group or an aralkyl group having 7 to 10 carbon atoms,
- A.sup.1 and A.sup.2 independently represent a hydroxyl group, a halogen atom, an alkoxy group having 1 to 10 carbon atoms or an alkoxy group having 1 to 10 carbon atoms substituted with phenyl or pyridyl;
- B.sup.1 and B.sup.2 independently represent a hydrogen atom, a hydroxyl group, a halogen atom, an alkoxy group having 1 to 10 carbon atoms or an alkoxy group having 1 to 10 carbon atoms substituted with phenyl or pyridyl, and a pharmaceutically acceptable salt thereof.
- 2. A compound as claimed in claim 1 wherein one of R.sup.1 and R.sup.2 represents a hydrogen atom, and the other of R.sup.1 and R.sup.2 represents an alkyl group having 1 to 5 carbon atoms.
- 3. A compound as claimed in claim 1 wherein each of R.sup.1 and R.sup.2 represents an alkyl group having 1 to 5 carbon atoms.
- 4. A compound as claimed in claim 1 wherein each of B.sup.1 and B.sup.2 represents a hydrogen atom.
- 5. A compound as claimed in any of claims 1 to 4 wherein A.sup.1 and A.sup.2 independently represent an alkoxy group having 1 to 5 carbon atoms or an alkoxy group having 1 to 5 carbon atoms substituted with phenyl or pyridyl.
- 6. A compound as claimed in any of claims 1 to 4 wherein each of A.sup.1 and A.sup.2 represents a hydroxyl group.
- 7. A compound as claimed in any of claims 1 to 4 wherein A.sup.1 and A.sup.2 independently represent a halogen atom.
Parent Case Info
This is a continuation-in-part application of U.S. Ser. No. 07/662,107, filed on Feb. 28, 1991, now abandoned.
US Referenced Citations (2)
Number |
Name |
Date |
Kind |
4713453 |
Tatsuoka et al. |
Dec 1987 |
|
5155129 |
Tatsuoka |
Oct 1992 |
|
Foreign Referenced Citations (1)
Number |
Date |
Country |
238883 |
Sep 1987 |
EPX |
Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
662107 |
Feb 1991 |
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