Compounds, compositions, inks, and toners

Abstract

To provide: compounds with excellent heat resistance; and compositions, inks and toners containing the compounds; and intermediates of the compounds.SOLUTION: A compound is represented by the formula (1) in the figure.SELECTED DRAWING: None

Claims

1. A compound represented by the following formula (1). 【Chemistry 1】 In the above formula (1), R １ and R ２ Each of these independently represents a hydrogen atom or a substituent. Also, R １ and R ２ These may be bonded together to form a ring. Of the two X's, one represents a hydrogen atom, and the other represents a group represented by the following formula (1a). 【Chemistry 2】 In formula (1a) above, R ３ ~R １３ Each of these independently represents a hydrogen atom or a substituent. Also, R ３ ~R １３ Two adjacent groups may bond to each other to form a ring. * indicates the bonding position. However, the compound represented by formula (1) satisfies at least one of requirements 1 to 3. Requirement 1: R １ ~R １３ At least one of them represents a substituent containing a partial structure represented by the following formula (1b). Equation (1b): *-X １ ＋ Y － In the above formula (1b), X １ ＋ Y represents a cationic group. － * represents an anionic counterion. * represents the bond position. Requirement 2: R １ and R ２ and are joined to each other to form a ring, and the ring is X ２ ＋ (Y － Includes a substructure represented by ). ２ ＋ Y represents a cationic atom constituting a ring member atom of the aforementioned ring. － This represents an anionic counterion. Requirement 3: R ３ ~R １３ Of these, two adjacent groups bond to each other to form a ring, and the ring is X ３ ＋ (Y － Includes a substructure represented by ). ３ ＋ Y represents a cationic atom constituting a ring member atom of the aforementioned ring. － This represents an anionic counterion. However, in formula (1), at least one of R1 and R2 represents a substituent that includes the substructure represented by formula (1b), or R1 and R2 are bonded to each other to form a ring, and the ring includes the substructure represented by X2+(Y-).

2. In the above formula (1), R ８ ~R １３ The compound according to claim 1, wherein is a hydrogen atom.

3. In formula (1a) above, R ３ ~R ７ At least one of these is a halogen atom, -CN, -CO-O-R Ｘ１ , -O-CO-R Ｘ２ , -CO-R Ｘ３ , or -NO ２ This represents, The aforementioned R Ｘ１ and R Ｘ２ Each of these independently represents an alkyl group. The aforementioned R Ｘ３ The compound according to claim 1 or 2, wherein is an alkyl group or an aryl group.

4. The aforementioned Y － The compound according to any one of claims 1 to 3, wherein the anionic counterion represented by is one selected from the group consisting of sulfonimide ion, hexafluorophosphate ion, iodide ion, saccharin ion, phthalimide ion, tetrafluoroborate ion, tosylate ion, and mesylate ion.

5. The aforementioned Y － The compound according to any one of claims 1 to 4, wherein the anionic counterion represented by is one selected from the group consisting of sulfonimide ion, hexafluorophosphate ion, iodide ion, saccharin ion, and tosylate ion.

6. A composition comprising a compound according to any one of claims 1 to 5 and a solvent.

7. An ink comprising the compound described in any one of claims 1 to 5.

8. A toner comprising the compound described in any one of claims 1 to 5.

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