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US3947463A
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Certain 2-amino-nicotinonitrile derivatives
Assignee: Cassella Farbwerke Mainkur AG
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Filing: 1974-11-06
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Granted: 1976-03-30
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Expires: 1994-11-06
Abstract
Abstract Compounds of the formula Wherein X is aliphatic, cycloaliphatic, aromatic, aralkyl, hetaryl, hetarylalkyl or hydrogen; Y is aliphatic, aromatic, aralkyl, --COOR 1 , --COR 2 , ##EQU1## --SO 2 R 2 , ##EQU2## --CN, --NH 2 , --NO, --NO 2 or hydrogen with the proviso that when Y is hydrogen, X is other than hydrogen; Z 1 is cyano, ##EQU3## --NH--OR 10 , ##EQU4## --OR 12 , --SR 12 or --SO 2 R 12 and Z 2 is chlorine, bromine, cyano, hydroxy, mercapto, --OR 12 , --SR 12 , ##EQU5## --NH--OR 10 or ##EQU6## R 1 is aliphatic; R 2 is aliphatic, cycloaliphatic, aromatic, aralkyl or heterocyclic; R 1 and R 4 when taken separately are hydrogen, aliphatic, cycloaliphatic, aromatic or aralkyl; R 3 and R 4 when taken together with the nitrogen atom to which they are attached form a heterocyclic moiety; R 5 and R 6 when taken separately are aliphatic, aromatic, aralkyl, heterocyclic or hydrogen; R 5 and R 6 when taken together with the nitrogen atom to which they are attached are heterocyclic; R 7 is hydrogen, aliphatic or aromatic; R 8 and R 9 are aliphatic or aromatic, R 10 is hydrogen, aliphatic or aralkyl, R 11 is aliphatic and R 12 is aliphatic, aromatic or aralkyl; R 10 and R 11 when taken together with the nitrogen atom to which they are attached are heterocyclic.
Inventors
- 👤 Erwin Fleckenstein
- 👤 Ernst Heinrich
- 👤 Reinhard Mohr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:30
CPC Classifications
C; C07; C07D; C07D413/00; C07D413/02; C07D413/04; C07D401/00; C07D401/02; C07D401/06; C07D401/12; Y; Y10; Y10S; Y10S8/00; Y10S8/916; Y10S8/917; Y10S8/92; Y10S8/922; Y10S8/927
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
243 words
A compound of the formula ##SPC36## wherein X is alkyl having 1 to 6 carbon atoms, alkenyl having 2 to 6 carbon atoms, cycloalkyl having 3 to 8 carbon atoms, phenyl, benzyl, phenethyl, one of said radicals substituted as hereinafter defined or hydrogen; Z 1 is ##EQU25## --NH--OR 10 or ##EQU26## and Z 2 is mercapto, --SR 12 or --SO 2 R 12 ; R 5 and R 6 , are alkyl having 1 to 6 carbon atoms, cycloalkyl having 3 to 8 carbon atoms, phenyl, benzyl, phenethyl, one of said radicals substituted as hereinafter defined or hydrogen; R 10 is alkyl having 1 to 6 carbon atoms, benzyl, phenethyl, one of said groups substituted as hereinafter defined or hydrogen; R 11 is alkyl having 1 to 6 carbon atoms or said alkyl substituted as hereinafter defined; R 12 is alkyl having 1 to 6 carbon atoms, alkenyl having 2 to 6 carbon atoms, cycloalkyl having 3 to 8 carbon atoms, phenyl, benzyl, phenethyl or one of said radicals substituted as hereinafter defined, the substituents for the substituted alkyl or alkenyl radicals specified hereinabove being selected from the group consisting of cyano, hydroxy, acetoxy, alkoxy having 1 to 2 carbon atoms, phenoxy and phenoxyacetoxy and the substituents for the substituted cycloalkyl, phenyl, benzyl and phenethyl radicals specified hereinabove being selected from the group consisting of bromine, chlorine, cyano, alkyl having 1 to 3 carbon atoms and alkoxy having 1 to 2 carbon atoms.
Claim 2
Dependent Claim
243 words
A compound of the formula ##SPC36## wherein X is alkyl having 1 to 6 carbon atoms, alkenyl having 2 to 6 carbon atoms, cycloalkyl having 3 to 8 carbon atoms, phenyl, benzyl, phenethyl, one of said radicals substituted as hereinafter defined or hydrogen; Z 1 is ##EQU25## --NH--OR 10 or ##EQU26## and Z 2 is mercapto, --SR 12 or --SO 2 R 12 ; R 5 and R 6 , are alkyl having 1 to 6 carbon atoms, cycloalkyl having 3 to 8 carbon atoms, phenyl, benzyl, phenethyl, one of said radicals substituted as hereinafter defined or hydrogen; R 10 is alkyl having 1 to 6 carbon atoms, benzyl, phenethyl, one of said groups substituted as hereinafter defined or hydrogen; R 11 is alkyl having 1 to 6 carbon atoms or said alkyl substituted as hereinafter defined; R 12 is alkyl having 1 to 6 carbon atoms, alkenyl having 2 to 6 carbon atoms, cycloalkyl having 3 to 8 carbon atoms, phenyl, benzyl, phenethyl or one of said radicals substituted as hereinafter defined, the substituents for the substituted alkyl or alkenyl radicals specified hereinabove being selected from the group consisting of cyano, hydroxy, acetoxy, alkoxy having 1 to 2 carbon atoms, phenoxy and phenoxyacetoxy and the substituents for the substituted cycloalkyl, phenyl, benzyl and phenethyl radicals specified hereinabove being selected from the group consisting of bromine, chlorine, cyano, alkyl having 1 to 3 carbon atoms and alkoxy having 1 to 2 carbon atoms.
Claim 3
Dependent Claim
25 words
The compound of claim 1 wherein X is --CH 3 , Z 1 is --NH 2 and Z 2 is --SC 2 H 5 .
Claim 4
Dependent Claim
29 words
The compound of claim 1 wherein X is --CH 3 , Z 1 is --NHCH 2 C 6 H 5 and Z 2 is --SC 4 H 9 (n).
Claim 5
Dependent Claim
25 words
The compound of claim 1 wherein X is --CH 3 , Z 1 is --NHC 6 H 5 and Z 2 is --SCH 3 .
Claim 6
Dependent Claim
24 words
The compound of claim 1 wherein X is --CH 3 , Z 1 is ##EQU27## and Z 2 is --SC 2 H 5 .
Claim 7
Dependent Claim
25 words
The compound of claim 1 wherein X is --CH 3 , Z 1 is --NH 2 and Z 2 is --SO 2 --CH 3 .
Claim 8
Dependent Claim
27 words
The compound of claim 1 wherein X is --CH 3 , Z 1 is --NH--CH 3 and Z 2 is --SO 2 --C 2 H 5 .
Claim 9
Dependent Claim
25 words
The compound of claim 1 wherein X is --CH 3 , Z 1 is --NH--C 2 H 5 and Z 1 is --SCH 3 .
Claim 10
Dependent Claim
29 words
The compound of claim 1 wherein X is --CH 3 . Z 1 is --NH--C 2 H 5 and Z 2 is --SO 2 --nC 3 H 7 .
Claim 11
Dependent Claim
31 words
The compound of claim 1 wherein X is --CH 3 , Z 1 is --NH--CH 2 CH 2 CH 3 and Z 2 is --SO 2 --isoC 5 H 11 .
Claim 12
Dependent Claim
28 words
The compound of claim 1 wherein X is --CH 3 , Z 1 is ##SPC37## and Z 2 is --SO 2 --CH 2 --C 6 H 5 .
Claim 13
Dependent Claim
26 words
The compound of claim 1 wherein X is --CH 3 , Z 1 is ##EQU28## and Z 2 is --SO 2 --C 2 H 5 .
Claim 14
Dependent Claim
26 words
The compound of claim 1 wherein X is -CH 3 , Z 1 is ##EQU29## and Z 2 is --SO 2 --nC 4 H 9 .
Claim 15
Dependent Claim
24 words
The compound of claim 1 wherein X is --CH 3 , Z 1 is ##EQU30## and Z 2 is --SO 2 --CH 3 .
References Cited (Backward Citations)
US3853895A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-03-30 | 1979-09-29 | 1980-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-03-30 | 1983-09-29 | 1984-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-03-30 | 1987-09-29 | 1988-03-30 | $7700.00 | Window Closed / Lapsed |