# US 5,703,265 A · Monofunctional n--(2--cyanoethenyl)sulfonamides

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 5,703,265 A
- Document ID: US5703265A
- Status: Granted
- Kind: A
- Application number: 08/644,758
- Filed: 1996-05-10
- Granted: 1997-12-30
- Earliest claimed: 1996-05-10
- Assignees: Eastman Kodak Company
- Inventors: John C. Wilson; Peter S. Alexandrovich
- Web page: https://patentgrep.com/patent/US5703265A

## CPC

- C07C 317/48: the carbon skeleton being further substituted by singly-bound nitrogen atoms, not being part of nitro or nitroso groups
- C07C 311/19: to an acyclic carbon atom of a hydrocarbon radical substituted by carboxyl groups
- G03G 9/09775: {containing atoms other than carbon, hydrogen or oxygen (G03G9/09741 - G03G9/09766 take precedence)}
- C07C: ACYCLIC OR CARBOCYCLIC COMPOUNDS
- G03G: ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY

## Abstract

A compound having the structure: ##STR1## is disclosed. R.sup.1 is defined in the specification. The compounds are charged control agents for use in electrostatographic toners and developers.

## Claims

### Claim 1

A compound having the structure: ##STR12## wherein R.sup.1 represents hydrogen; alkyl containing from 1 to 20 carbons; cyano, cycloalkyl containing from 3 to 18 carbons, unsubstituted aromatic ring systems, aromatic ring systems substituted with alkyl, halo, nitro, cyano, hydroxy, alkoxy, carboxy, carboalkoxy, amino, dialkylamino, acyl, trihalomethyl or alkysulfonyl; heteroaromatic ring systems (a) having a solitary ring or 2 to 3 linked or fused rings, and (b) containing from 3 to 34 carbons; alkanoyl; alkoxycarbonyl; aminocarbonyl; alkylaminocarbonyl; aralkylaminocarbonyl; alkylsulfonyl; aroyl; aryloxycarbonyl; arylaminocarbonyl; aroyl, aryloxycarbonyl, arylaminocarbonyl, aralkylaminocarbonyl, arylsulfonyl, arylsulfonyl substituted with alkyl, hydroxy, alkoxy, carboxy, carboalkoxy, nitro, halo, cyano, amino, dialkylamino, acyl, trihalomethyl or alkylsulfonyl;
R.sup.2 represents alkyl containing from 1 to 20 carbons, cycloalkyl containing from 3 to 18 carbons; unsubstituted aromatic ring systems; aromatic ring systems substituted with alkyl, hydroxy, alkoxy, carboxy, carboalkoxy, nitro, halo, cyano, amino, dialkylamino, acyl, trihalomethyl or alkylsulfonyl; heteroaromatic ring systems (a) having a solitary ring or 2 to 3 linked or fused rings and (b) containing from 3 to 34 carbons; and
R.sup.3 represents alkyl containing from 1 to 20 carbons, cycloalkyl containing from 3 to 18 carbons; unsubstituted aromatic ring systems; aromatic ring systems substituted with alkyl, hydroxy, alkoxy, carboxy, carboalkoxy, nitro, halo, cyano, amino, dialkylamino, acyl, trihalomethyl or alkylsulfonyl; heteroaromatic ring systems (a) having a solitary ring or 2 to 3 linked or fused rings and (b) containing from 3 to 34 carbons, unsubstituted ethenyl, ethenyl substituted with alkyl containing from 1 to 20 carbons, aryl containing from 5 to 10 carbons or aryl substituted with alkyl, hydroxy, carboxy, carboalkoxy, nitro, halo, cyano, amino, dialkylamino, acyl, trihalomethyl, or alkylsulfonyl.

### Claim 2 (depends on 1)

A compound according to claim 1 having the general structure: ##STR13## wherein X and Y, each of which can be the same or different, are hydrogen, alkyl, hydroxy, alkoxy, carboxy, carboalkoxy, halo, nitro, cyano, amino, dialkylamino, acyl, trihalomethyl or alkylsulfonyl; and each n is independently an integer of from 0 to 5.

### Claim 3 (depends on 1)

A compound according to claim 1 having the general structure: ##STR14## wherein X and Y, each of which can be the same or different, are hydrogen, alkyl, hydroxy, alkoxy, carboxy, carboalkoxy, halo, nitro, cyano, amino, dialkylamino, acyl, trihalomethyl or alkylsulfonyl; Z, each of which can be the same or different, is hydrogen, alkyl, hydroxy, alkoxy, carboxy, carboalkoxy, halo, nitro, cyano, amino, dialkylamino, acyl, trihalomethyl or alkylsulfonyl; and each n is independently an integer of from 0 to 5.

### Claim 4 (depends on 3)

A compound according to claim 3 having the formula: ##STR15##

### Claim 5 (depends on 3)

A compound according to claim 3 having the formula: ##STR16##

### Claim 6 (depends on 3)

A compound according to claim 3 having the formula: ##STR17##

### Claim 7 (depends on 3)

A compound according to claim 3 having the formula: ##STR18##

### Claim 8 (depends on 3)

A compound according to claim 3 having the formula: ##STR19##