WO2005077919A1 - 新規シアノピラジン誘導体 - Google Patents
新規シアノピラジン誘導体 Download PDFInfo
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- WO2005077919A1 WO2005077919A1 PCT/JP2005/002524 JP2005002524W WO2005077919A1 WO 2005077919 A1 WO2005077919 A1 WO 2005077919A1 JP 2005002524 W JP2005002524 W JP 2005002524W WO 2005077919 A1 WO2005077919 A1 WO 2005077919A1
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D241/00—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
- C07D241/02—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings
- C07D241/10—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
- C07D241/14—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D241/24—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D241/26—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals with nitrogen atoms directly attached to ring carbon atoms
Definitions
- the present invention relates to a novel cyanopyrazine derivative having significantly improved solubility in nonpolar organic solvents.
- 3,6-Diamino2,5-pyrazinedicarbonitrile derivatives are useful as agrochemicals, fragrances, intermediates such as macromolecules, light wavelength conversion materials, electroluminescence, and functional materials for organic functional dyes It is known that it has strong fluorescence and is particularly useful as an organic pigment, a banknote counterfeit prevention pigment, and the like (for example, see Patent Documents 1 to 12).
- Patent Document 1 Japanese Patent Application Laid-Open No. Hei 5-32640
- Patent document 2 JP-A-6-41515
- Patent document 3 JP-A-6-17969
- Patent Document 4 Japanese Patent Application Laid-Open No. Hei 6-338663
- Patent Document 5 Japanese Patent Application Laid-Open No. 7-27 8 4 5 6
- Patent Document 6 Japanese Patent Application Laid-Open No. Hei 8-14
- Patent Document 7 Japanese Patent Application Laid-Open No. H10-66336
- Patent Document 8 Japanese Patent Application Laid-Open No. H11-13898
- Patent Document 10 Japanese Patent Application Laid-Open No. 2000-14065
- Patent Document 11 Japanese Patent Application Laid-Open No. 2000-2013
- Patent Literature 1 2 Japanese Unexamined Patent Publication No.
- An object of the present invention is to provide a novel 3,6-diamino-1,2,5-pyrazinedicarnitrile derivative having improved solubility in a nonpolar organic solvent.
- the present inventors studied N, N, N ′, ⁇ ′-one in the process of examining a 3,6-diamino-2,5-pyrazinedicarnitrile derivative having improved solubility in a non-polar organic solvent. Tetrakis (phenylmethyl) -1,3'6-diamino-1,2,5-pyrazine di-substituted compound with two tertiary carbons, t-butyl groups, as substituents on the benzene ring As a result of a solubility test in a volatile organic solvent, it was found that the solvent had excellent solubility, particularly in cyclohexane, and the present invention was completed.
- the present invention provides a compound represented by the formula (I):
- R 1 RK R 3 , R 4 , R 5 , R 6 , R 7 , R 8 and R g each independently represent a C 1 -C 10 alkyl group, and 1 ⁇ , n 2 And n 3 each independently represents 2 or 3
- R 1 () , R 11 and R 12 each independently represent a halogen atom or a C 1 to C 10 alkyl group
- p P 2 and P 3 each independently represent an integer of 0 to 3
- R 13 , R ′′, R 15 , R 1 R 17 and R 18 each independently represent a hydrogen atom or C represents 1 through C 1 0 alkyl group
- rn ⁇ m 2 ⁇ Pi m 3 each independently represents an integer of 1 ⁇ 6
- R 19 is a hydrogen atom, C 1 through C 1 0 alkyl group, or The following formula
- R 2D , R 21 and R 22 each independently represent a C 1 -C 10 alkyl group, n 4 represents 2 or 3, R 23 represents a halogen atom or C represents. 1 to C 1 0 alkyl group, p 4 is an integer of 0 to 3, R 24 and R 25 each independently represents a water atom, or C. 1 to C 1 0 alkyl group, m 4 represents an integer of 1 to 6, provided that when n 4 is 3, p 4 represents an integer of 0 to 2).
- tit is-out 3 Noto Pi represents an integer of 0-2, when n 2 is 3, p 2 is an integer of 0-2, when n 3 is 3, p 3 is Represents an integer from 0 to 2.
- the present invention is the compound (claim 3) according to claim 1, wherein the compound is dissolved in cyclohexane at least 1. OXlO-'mol / L or more.
- RR 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R s and R 9 are each independently a methyl group, an ethyl group, an n-propyl group, an n— Represents a C1-C10 alkyl group such as a butyl 'group, an n-pentyl group, an n-hexyl group, an n-heptyl group, an n-octyl group, an n-nonyl group, and an n-decyl group.
- R 1B , R 11 and R 12 are each independently a halogen atom such as a fluorine atom, a chlorine atom, a bromine atom and an iodine atom; a methyl group, an ethyl group, an n-propyl group, an isopropyl group and an n-butyl group , Sec-butyl group, t-butyl group, n-pentyl group, n-hexyl group, n-heptyl group, n-octyl group, n-nonyl group, n-decyl group, etc. Represents an alkyl group.
- R 13 , R 14 , R 15 , R 16 , R 17 and R 18 are each independently a hydrogen atom; methyl, ethyl, n-propyl, isopropyl, n-butyl, sec-butyl Represents a C1-C10 alkyl group such as a group, a t-butyl group, an n-pentyl group, an n-hexyl group, an n-heptyl group, an n-octyl group, an n-nonyl group, and an n-decyl group.
- R 13 and R may be the same or different; and when m 2 represents an integer of 2 to 6, R 15 and R 16 May be the same or different, and when m 3 represents an integer of 2 to 6, R 17 and R 18 may be the same or different.
- R 19 is a hydrogen atom; methyl, ethyl, n-propyl, isopropyl, n-butyl, sec-butyl, t-butyl, n-pentyl, n-hexyl, n- A C 1 -C 10 alkyl group such as a heptyl group, n-octyl group, n-nonyl group, n-decyl group; or the following formula.
- R 21) , R 21 and R 22 are each independently a methyl group, an ethyl group, C 1 to C 10 alkyl groups such as pill, n-butyl, n-pentyl, n-hexyl, n-heptyl, n-hexyl, n-nonyl and n-decyl Represents
- R 23 is a halogen atom such as a fluorine atom, a chlorine atom, a bromine atom and an iodine atom; methyl, ethyl, n-propyl, isopropyl, n-butyl, sec-butyl, t-butyl, It represents a C1-C10 alkyl group such as n-pentyl group, n-hexyl group, n-heptyl group, n-octyl group, n-nonyl group, and n-decyl group.
- R "and R 25 are each independently a hydrogen atom; a methyl group, Echiru group, n- flop port propyl group, an isopropyl group, n- butyl group, sec- heptyl group, t one-butyl group, n- pentyl group , hexyl group n-, n- heptyl, n- Okuchiru group, n- nonyl group, n- decyl group C. 1 to such (:.
- N, N, N represented by the formula (II) ', N'-Tetrakis (3,5-di-t-butylphenylmethyl) -13,6-diamino2,5-pyrazinedicarbotrile is synthesized by applying a conventionally known production method. That is, the formula (III) Can be obtained by reacting a 3,6-diamino-1,2,5-pyrazinedicarnitrile represented by the following formula with a corresponding (substituted phenyl) alkyl halide.
- a solvent may be used.
- a solvent is not particularly limited as long as it is inert to the reaction reagent.
- the solvent include dimethylformamide and dimethylformamide.
- Amides such as dimethylacetamide; sulfoxides such as dimethylsulfoxide; ethers such as getylether, tetrahydrofuran, and dimethoxetane; aromatic hydrocarbons such as benzene, toluene, xylene, and mesitylene; dichloromethane; Halogenated hydrocarbons such as chloroform and dichlorobenzene; nitriles such as acetonitrile; These solvents may be used singly or as a mixture of two or more.
- an appropriate base can be used as a supplement.
- examples of such a base include inorganic bases such as sodium hydride, sodium hydroxide, potassium hydroxide, sodium carbonate, potassium carbonate, and sodium hydrogen carbonate; and organic bases such as pyridine and triethylamine.
- Compounds which can be produced in this manner include N, N, ⁇ ', N'-tetrakis (3,5-di-t-butylphenylmethyl) -1,3,6-diamino-1,2,5- Pyrazindicarnitrile (Compound No. 1), N, N, ⁇ '— Tris (3,5—di-t-butylphenylmethyl) -1,3,6-diamino-2,5-pyrazinedikarponitrile (Compound No.
- N, N, ⁇ ', ⁇ '-tetrakis (3,5-di-t-pentylphenylmethyl) -1,3,6-diamino-2,5-pyrazinedicarpo Tolyl (Compound No. 5)
- N, N, N, — Tris (3,5-di-pentylphenylmethyl) -1,3,6-diamino-2,5-pyrazinedicarboxtril Compound No.
- the compound of the present invention represented by the formula (I) and the N, N, N ', N'-tetrakis (3,5-di-t-butylphenylmethyl) 13, represented by the formula (II) 6-Diamino-2,5-pyrazinedicarbonitrile is a compound whose solubility in a nonpolar organic solvent is remarkably improved as compared with a conventionally known 3,6-diamino-2,5-pyrazinedicarbonitrile derivative. It is.
- non-polar organic solvents examples include aromatic hydrocarbons such as benzene, toluene, xylene, mesitylene, ethylbenzene, and naphthylene; hydrocarbons such as hexane, heptane, octane, and cyclohexane; tetrachloride Carbon; and the like, and preferably cyclohexane.
- aromatic hydrocarbons such as benzene, toluene, xylene, mesitylene, ethylbenzene, and naphthylene
- hydrocarbons such as hexane, heptane, octane, and cyclohexane
- tetrachloride Carbon and the like, and preferably cyclohexane.
- the compounds of formula (I) of the present invention is preferably a compound that dissolves hexane to 1. 0 X 1 0 one 1 mo 1 ZL or cyclohexane, 1. O mo l / L or more soluble More preferably, the compound is
- Example 1 ⁇ Synthesis of N, N, N ', N'-tetrakis (3,5-di-tert-butylphenylmethyl) -1,3,6-diaminol 2,5-pyrazinedicarbonitrile (Compound No. 1)>
- the compound of the compound No. 1 of the present invention is a compound having improved solubility, particularly in the form of cyclohexane, having a solubility of at least 1.0 X 10-imo1 / L. Understand.
- the compound of the present invention represented by the formula (I) and the N, N, N ', N'-tetrakis (3,5-di-t-butylphenylmethyl) 13 represented by the formula (II) , 6_Diamino2,5-pyrazinedicarbonitrile has strong fluorescent properties and excellent solubility in non-polar organic solvents, so it is applied to materials used or made by dissolving in non-polar organic solvents. Is possible.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Plural Heterocyclic Compounds (AREA)
- Electroluminescent Light Sources (AREA)
Description
Claims
Priority Applications (1)
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JP2005518067A JP4464922B2 (ja) | 2004-02-13 | 2005-02-10 | 新規シアノピラジン誘導体 |
Applications Claiming Priority (4)
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JP2004-035972 | 2004-02-13 | ||
JP2004035972 | 2004-02-13 | ||
JP2004-131367 | 2004-04-27 | ||
JP2004131367 | 2004-04-27 |
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WO2005077919A1 true WO2005077919A1 (ja) | 2005-08-25 |
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PCT/JP2005/002524 WO2005077919A1 (ja) | 2004-02-13 | 2005-02-10 | 新規シアノピラジン誘導体 |
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WO (1) | WO2005077919A1 (ja) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0640817A (ja) * | 1991-11-12 | 1994-02-15 | Nippon Soda Co Ltd | 新規な農業用波長変換資材 |
JPH0641524A (ja) * | 1991-11-12 | 1994-02-15 | Nippon Soda Co Ltd | 農業用波長変換資材 |
JPH0638635A (ja) * | 1991-12-05 | 1994-02-15 | Nippon Soda Co Ltd | 波長変換資材 |
JPH06179660A (ja) * | 1992-10-14 | 1994-06-28 | Nippon Soda Co Ltd | ジシアノピラジン誘導体 |
JPH07278456A (ja) * | 1994-04-12 | 1995-10-24 | Nippon Soda Co Ltd | 蛍光着色剤 |
JP2000319265A (ja) * | 1999-05-11 | 2000-11-21 | Nippon Soda Co Ltd | 新規なシアノピラジン誘導体 |
-
2005
- 2005-02-10 JP JP2005518067A patent/JP4464922B2/ja not_active Expired - Fee Related
- 2005-02-10 WO PCT/JP2005/002524 patent/WO2005077919A1/ja active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0640817A (ja) * | 1991-11-12 | 1994-02-15 | Nippon Soda Co Ltd | 新規な農業用波長変換資材 |
JPH0641524A (ja) * | 1991-11-12 | 1994-02-15 | Nippon Soda Co Ltd | 農業用波長変換資材 |
JPH0638635A (ja) * | 1991-12-05 | 1994-02-15 | Nippon Soda Co Ltd | 波長変換資材 |
JPH06179660A (ja) * | 1992-10-14 | 1994-06-28 | Nippon Soda Co Ltd | ジシアノピラジン誘導体 |
JPH07278456A (ja) * | 1994-04-12 | 1995-10-24 | Nippon Soda Co Ltd | 蛍光着色剤 |
JP2000319265A (ja) * | 1999-05-11 | 2000-11-21 | Nippon Soda Co Ltd | 新規なシアノピラジン誘導体 |
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JPWO2005077919A1 (ja) | 2007-10-18 |
JP4464922B2 (ja) | 2010-05-19 |
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