Claims
- 1. A 1,3-diiminobenz[f]-isoindoline derivative of the formula: ##STR30## wherein each R.sup.1, which may be the same or different, is an alkyl group, a cycloalkyl group, phenyl, tolyl, anisyl, a halophenyl group or an alkyl group substituted with hydroxyl, an alkoxyl group, phenyl, tolyl, anisyl, a halophenyl group or a halogen atom; and n is an integer of 1 to 4.
- 2. A 1,3-diiminobenz[f]-isoindoline derivative according to claim 1, wherein the alkyl group has 1 to 22 carbon atoms.
- 3. A 1,3-diiminobenz[f]-isoindoline derivative according to claim 1, wherein the alkyl group is a decyl group, a hexadecyl group or a butyl group.
- 4. A 2,3-dicyanonaphthalene derivative of the formula: ##STR31## wherein each R.sup.1, which may be the same or different, is an alkyl group, a cycloalkyl group, phenyl, tolyl, anisyl, a halophenyl group or an alkyl group substituted with hydroxyl, an alkoxyl group, phenyl, tolyl, anisyl, a halophenyl group or a halogen atom; and n is an integer of 1 to 4.
- 5. A 2,3-dicyanonaphthalene derivative according to claim 4, wherein the alkyl group has 1 to 22 carbon atoms.
- 6. A 2,3-dicyanonaphthalene derivative according to claim 5, wherein the alkyl group is a decyl group, a hexadecyl group or a butyl group.
Priority Claims (1)
Number |
Date |
Country |
Kind |
63-217550 |
Aug 1988 |
JPX |
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Parent Case Info
This application is a divisional application of Ser. No. 397,121 filed Aug. 22, 1989, U.S. Pat. No. 5,075,203.
US Referenced Citations (4)
Number |
Name |
Date |
Kind |
2727043 |
Rosch et al. |
Dec 1955 |
|
2739154 |
Rosch et al. |
Mar 1956 |
|
2739155 |
Rosch et al. |
Mar 1956 |
|
4048212 |
Guglielmetti |
Sep 1977 |
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Divisions (1)
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Number |
Date |
Country |
Parent |
397121 |
Aug 1989 |
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