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US4132708A
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Metal complexes of azomethines and process for their manufacture
Assignee: BASF Corp
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Filing: 1977-03-03
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Granted: 1979-01-02
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Expires: 1997-03-03
Abstract
Abstract Metal complexes of azomethines of the formula ##STR1## are useful for coloring plastics and lacquers in yellow to red shades of excellent fastness properties.
Inventors
- 👤 Francois L'Eplattenier
- 👤 Andre Pugin
- 👤 Jost VON DER Crone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:46
CPC Classifications
C; C09; C09B; C09B57/00; C09B57/10; C09B26/00; C09B26/02; C09B57/04
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
127 words
An azomethine metal complex of the formula ##STR162## wherein R 3 is alkyl of 1-4 carbon atoms, M 1 is Ni, Cu, Co or Zn, A is a radical of the formulae ##STR163## wherein R 8 is cyano, or carbamoyl, R 9 is hydrogen, or hydroxy, Y 2 and Y 3 are hydrogen, halogen, alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms, or nitro, Y is a group of the formulae ##STR164## wherein Y 2 and Y 3 have the above-indicated meanings, Y 4 is oxygen, sulfur, or NH, R 4 of cyano, alkoxycarbonyl, carbamoyl, sulphamoyl, or a radical of the formula ##STR165## in which V is oxygen, sulfur, or imino, Y 2 and Y 3 have the meaning indicated above.
Claim 2
Dependent Claim
127 words
An azomethine metal complex of the formula ##STR162## wherein R 3 is alkyl of 1-4 carbon atoms, M 1 is Ni, Cu, Co or Zn, A is a radical of the formulae ##STR163## wherein R 8 is cyano, or carbamoyl, R 9 is hydrogen, or hydroxy, Y 2 and Y 3 are hydrogen, halogen, alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms, or nitro, Y is a group of the formulae ##STR164## wherein Y 2 and Y 3 have the above-indicated meanings, Y 4 is oxygen, sulfur, or NH, R 4 of cyano, alkoxycarbonyl, carbamoyl, sulphamoyl, or a radical of the formula ##STR165## in which V is oxygen, sulfur, or imino, Y 2 and Y 3 have the meaning indicated above.
Claim 3
Dependent Claim
143 words
An azomethine metal complex of the formula ##STR166## wherein R 3 is alkyl of 1 to 4 carbon atoms, M 1 is Ni, Cu, Co or Zn, A is a radical of the formulae ##STR167## wherein Q is methyl, alkoxycarbonyl with 2 to 5 carbon atoms, or carbamoyl, R 8 is cyano, or carbamoyl, R 9 is hydrogen, or hydroxy, Y 2 and Y 3 are hydrogen, halogen, alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms of nitro, Y 4 is oxygen, sulfur, or NH, R 6 is hydrogen, carboxy, carbamoyl, alkoxycarbamoyl containing 2 to 6 carbon atoms, alkylcarbamoyl containing 2 to 6 carbon atoms,phenylcarbamoyl, phenylcarbamoyl substituted in the phenyl moiety by halogen, alkyl of 1 to 4 carbon atoms, or alkoxy of 1 to 4 carbon atoms, Y 7 is hydrogen, halogen, methoxy, nitro or cyano.
Claim 4
Dependent Claim
143 words
An azomethine metal complex of the formula ##STR166## wherein R 3 is alkyl of 1 to 4 carbon atoms, M 1 is Ni, Cu, Co or Zn, A is a radical of the formulae ##STR167## wherein Q is methyl, alkoxycarbonyl with 2 to 5 carbon atoms, or carbamoyl, R 8 is cyano, or carbamoyl, R 9 is hydrogen, or hydroxy, Y 2 and Y 3 are hydrogen, halogen, alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms of nitro, Y 4 is oxygen, sulfur, or NH, R 6 is hydrogen, carboxy, carbamoyl, alkoxycarbamoyl containing 2 to 6 carbon atoms, alkylcarbamoyl containing 2 to 6 carbon atoms,phenylcarbamoyl, phenylcarbamoyl substituted in the phenyl moiety by halogen, alkyl of 1 to 4 carbon atoms, or alkoxy of 1 to 4 carbon atoms, Y 7 is hydrogen, halogen, methoxy, nitro or cyano.
Claim 5
Dependent Claim
10 words
The compound according to claim 1 of the formula ##STR168##
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-01-01 | 1982-07-03 | 1983-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-01-01 | 1986-07-03 | 1987-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-01-01 | 1990-07-03 | 1991-01-02 | $7700.00 | Window Closed / Lapsed |