Title:
NAPHTHOL DERIVATIVES AND PROCESS FOR PRODUCING THE SAME
Document Type and Number:
WIPO Patent Application WO/1996/032366
Kind Code:
A1
Abstract:
Naphthol derivatives represented by general formula (I), wherein Y and Y' represent each -(CONH)n-X or -COR; X represents phenyl, naphthyl, anthraquinonyl, benzimidazolonyl or carbazolyl; R represents hydroxy, C1-6 alkoxy, halogeno, benzyloxy, phenyloxy or phenacyloxy; R2 represents hydrogen, an alkali metal, C1-6 alkyl, C1-6 acyl or phenylalkyl; Z represents hydrogen, halogeno, or one member selected from the group consisting of nitro, nitroso and amino and either of the naphthalene rings may be substituted thereby; and n represents an integer of 1 or 2; provided that when R is hydroxy, then R2 and Z do not represent hydrogen at the same time. The derivatives are usable as the starting material in the synthesis of dyes, pigments, photosensitive materials, etc.
Inventors:
UENO RYUZO (JP)
ITO SHIGERU (JP)
MINAMI KENJI (JP)
KITAYAMA MASAYA (JP)
ITO SHIGERU (JP)
MINAMI KENJI (JP)
KITAYAMA MASAYA (JP)
Application Number:
PCT/JP1996/000979
Publication Date:
October 17, 1996
Filing Date:
April 10, 1996
Export Citation:
Assignee:
UENO SEIYAKU OYO KENKYUJO KK (JP)
UENO RYUZO (JP)
ITO SHIGERU (JP)
MINAMI KENJI (JP)
KITAYAMA MASAYA (JP)
UENO RYUZO (JP)
ITO SHIGERU (JP)
MINAMI KENJI (JP)
KITAYAMA MASAYA (JP)
International Classes:
C07C65/11; C07C65/24; C07C69/94; C07C235/64; C07C235/66; C07C275/54; C07C311/46; C07D209/88; C07D235/26; (IPC1-7): C07C65/11; C07C65/24; C07C69/94; C07C205/59; C07C207/04; C07C229/70; C07C231/02; C07C235/66; C07C237/48; C07D235/26; C07D209/82
Foreign References:
| JPH06340583A | 1994-12-13 | |||
| JPH06340582A | 1994-12-13 |
Other References:
See also references of EP 0765858A4
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