Claims
- 1. An azine dyestuff salt of the formula ##STR20## R.sub.3, R.sub.5, Y.sub.7 and Y.sub.8 represents hydrogen, alkyl containing 1-6 carbon atoms; R.sub.4 and R.sub.6 represent alkyl containing 1-6 carbon atoms, phenyl, benzyl, benzyl substituted by alkyl containing 1-6 carbon atoms, alkoxy containing 1-6 carbon atoms, or alkylamino containing 1-6 carbon atoms; n denotes the number 1 or 2; and R, R.sub.1 and R.sub.2 denote alkyl containing a total of 10-24 carbon atoms.
- 2. An azine dyestuff salt according to claim 1, of the formula ##STR21##
Priority Claims (2)
Number |
Date |
Country |
Kind |
11730/71 |
Aug 1971 |
CHX |
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14804/71 |
Oct 1971 |
CHX |
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Parent Case Info
This is a continuation of application Ser. No. 723,700, filed on Sept. 16, 1976, now abandoned which is a divisional of application Ser. No. 548,506, filed on Feb. 10, 1975, now U.S. Pat. No. 3,994,872, which is a continuation of application Ser. No. 277,948, filed on Aug. 4, 1972, which has been abandoned.
US Referenced Citations (4)
Foreign Referenced Citations (6)
Number |
Date |
Country |
767788 |
Mar 1953 |
DEX |
873214 |
Jul 1942 |
FRX |
1297014 |
May 1962 |
FRX |
1463629 |
Nov 1966 |
FRX |
1504940 |
Oct 1967 |
FRX |
2111596 |
Jun 1972 |
FRX |
Non-Patent Literature Citations (1)
Entry |
Colour Index, vol. 3, Second Edition, p. 3216, #26766 (1956). |
Divisions (1)
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Number |
Date |
Country |
Parent |
548506 |
Feb 1975 |
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Continuations (2)
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Number |
Date |
Country |
Parent |
723700 |
Sep 1976 |
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Parent |
277948 |
Aug 1972 |
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