Claims
- 1. A photographic element comprising a stabilizing amount of at least one compound chosen from ii, iii, iv, v and vi;
- A.sup.1 -B.sup.1 (ii)
- wherein;
- A.sup.1 represents pyrimidine, benzoxazole, benzothiazole, benzoselenazole, naphthoxazole, or ##STR11## B.sup.1 represents a pyridine, substituted with at least one electron accepting group;
- E represents a phenyl, substituted with at least one electron accepting group, or pyridine substituted with at least one electron accepting group;
- A.sup.2 -SCH.sub.2 -B.sup.2 (iii)
- A.sup.2 represents benzoselenazole, naphthoxazole, or ##STR12## B.sup.2 represents a pyridine substituted with at least one electron accepting group;
- E is as defined above;
- A.sup.3 -SCH.sub.2 -B.sup.3 (iv)
- A.sup.3 represents pyrimidine, tetrazole, benzoxazole, benzimidazole, or benzothiazole;
- B.sup.3 represents a pyridine substituted with at least one electron accepting group chosen from the group consisting of nitro and trifluoromethyl; ##STR13## A.sup.4 represents benzoxazole, benzothiazole, benzoselenazole, or naphthoxazole;
- B.sup.4 represents benzoxazole, benzimidazole, benzothiazole, benzoselenazole, or naphthoxazole;
- A.sup.5 -S-B.sup.5 (vi)
- wherein A.sup.5 and B.sup.5 are the groups necessary to obtain the compounds chosen from the set consisting of: ##STR14##
- 2. The photographic element recited in claim 1 comprising ##STR15##
- 3. The photographic element recited in claim 1 comprising a stabilizing amount of ##STR16##
- 4. The photographic element recited in claim 1 comprising:
- A.sup.2 -SCH.sub.2 -B.sup.2
- A.sup.2 represents benzoselenazole, naphthoxazole, or ##STR17## B.sup.2 represents a pyridine substituted with at least one electron accepting group;
- E is as defined above; or
- A.sup.3 -SCH.sub.2 -B.sup.3
- A.sup.3 represents pyrimidine, tetrazole, benzoxazole, benzimidazole, or benzothiazole;
- B.sup.3 represents a pyridine substituted with at least one electron accepting group chosen from the group consisting of nitro and trifluoromethyl.
- 5. The photographic element recited in claim 4 wherein B.sup.2 represents a pyridine substituted with at least one compound chosen from the set consisting of a fluorine atom, a nitro group, a chlorine atom and trifluoromethyl.
- 6. The photographic element recited in claim 4 comprising ##STR18##
- 7. The photographic element recited in claim 1 comprising ##STR19## A.sup.4 represents benzoxazole, benzothiazole, benzoselenazole, or naphthoxazole;
- B.sup.4 represents benzoxazole, benzimidazole, benzothiazole, benzoselenazole, or naphthoxazole.
- 8. A photographic element comprising a stabilizing amount of
- A-B
- wherein;
- A represents pyrimidine, benzoxazol, benzoselenazole, naphthoxazole, or ##STR20## B represents a phenyl, substituted with at least one electron accepting group;
- E represents a phenyl, substituted with at least one electron accepting group, or pyridine substituted with at least one electron accepting group.
- 9. A photographic element comprising a stabilizing amount of at least one compound chosen from the set consisting of: ##STR21##
Parent Case Info
This is a continuation of application Ser. No. 07/955,550, filed Oct. 1, 1992, now abandoned.
US Referenced Citations (8)
Foreign Referenced Citations (2)
Number |
Date |
Country |
256820 |
Feb 1988 |
EPX |
0365926 |
Oct 1989 |
EPX |
Continuations (1)
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Number |
Date |
Country |
Parent |
955550 |
Oct 1992 |
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