JP2007204427A - Organic bismuth compound and its production method - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a new organic bismuth compound and its production method. <P>SOLUTION: The bismuth compound is expressed by general formula (I). A bismuth compound having a certain ring-like organic skeleton and a leaving group is reacted with a metal hydroxide or a metal alkoxide, and thereby a bismuth hydroxide a bismuth oxide, and a bismuth alkoxide having a ring-like organic skeleton, are obtained. In addition, the bismuth alkoxide is obtained by the reaction of the bismuth hydroxide or the bismuth oxide with alcohols. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a novel organic bismuth compound useful as a material for fixing carbon dioxide and a method for producing the same.

  An organic bismuth compound having a 5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosin skeleton has a halogen atom or an organic group bonded to bismuth (Patent Documents 1-2 and Non-Patent Documents) 1-5) and ionic ones (see Patent Document 3) are known. However, no oxygen atom is bonded to bismuth.

JP 2000-355511 A JP 2004-137165 A Japanese Patent Application No. 2004-380742 Tetrahedron Lett. 30 p4841 (1989) Chem. Lett. p861 (1999) Angew. Chem. Int. Ed. 42 p1845 (2003) J. et al. Organomet. Chem. 689 p3012 (2004) Synlett p1921 (2004)

  An object of the present invention is to provide a novel organic bismuth compound expected to be used for, for example, a carbon dioxide fixing agent, a catalyst for fixing carbon dioxide, a carbon dioxide sensor and the like, and a method for producing the same.

  As a result of intensive research on the synthesis method of bismuth compounds and their reactivity, the present inventors have reacted bismuth compounds having a certain cyclic organic skeleton and leaving group with metal hydroxides or metal alkoxides. Has found that bismuth hydroxide, bismuth oxide and bismuth alkoxide having a cyclic organic skeleton can be obtained, and has also found that the bismuth alkoxide can be obtained by reaction of the bismuth hydroxide or bismuth oxide with alcohols. It was. Furthermore, it discovered that these bismuth compounds and carbon dioxide reacted easily, and came to complete this invention based on these facts.

（式中、Ｒ^１は炭素数１−２０のアルキル基（該アルキル基は１位以外の部位が炭素数１−１０のアルコキシ基で置換されていてもよい）、炭素数１−１０のシクロアルキル基、アリール基（該アリール基は炭素数１−１０のアルキル基、炭素数１−１０のアルコキシ基、塩素原子、フッ素原子で任意に置換されていてもよい）、ベンジル基、２−フェニルエチル基、３−フェニルプロピル基、を意味し、Ｒ^２、Ｒ^３、Ｒ^４及びＲ^５はそれぞれ独立に水素原子、炭素数１−２０のアルキル基、炭素数１−２０のアルコキシ基意味する）で表されるビスマス水酸化物および、
一般式（II）

（式中、Ｒ^１〜Ｒ^９は、それぞれ前項と同じ意味を示す）で表されるビスマスオキシドおよび、
一般式（III）

（式中、Ｒ^１〜Ｒ^５は、それぞれ前項と同じ意味を示し、Ｒ^６は炭素数１−２０のアルキル基（該アルキル基は１位以外の部位が、フッ素原子、アミノ基（該アミノ基は炭素数１−１０のアルキル基、フェニル基、ベンジル基で任意に置換されていてもよい）、炭素数１−１０のアルコキシ基、炭素数１−１０のアルキルチオ基、フェニルチオ基で任意に置換されていてもよい）、炭素数１−２０のシクロアルキル基、アリール基（該アリール基は炭素数１−２０のアルキル基、炭素数１−２０のアルコキシ基、炭素数１−１０のパーフルオロアルキル基、フッ素原子、塩素原子、臭素原子、ヨウ素原子、アミノ基（該アミノ基は炭素数１−１０のアルキル基、フェニル基、ベンジル基で任意に置換されていてもよい）、アセチル基、ベンゾイル基、炭素数１−２０のアルコキシカルボニル基、炭素数１−２０のアルキルチオ基、フェニルチオ基、シアノ基、ニトロ基、で任意に置換されていてもよい）で表されるビスマス化合物、およびそれらの製造方法に関するものである。 That is, the present invention relates to the general formula (I)

(In the formula, R ¹ represents an alkyl group having ¹ to 20 carbon atoms (the alkyl group may be substituted with an alkoxy group having 1 to 10 carbon atoms other than the 1-position); An alkyl group, an aryl group (the aryl group may be optionally substituted with a C 1-10 alkyl group, a C 1-10 alkoxy group, a chlorine atom or a fluorine atom), a benzyl group, 2-phenyl An ethyl group and a 3-phenylpropyl group, and R ² , R ³ , R ⁴ and R ⁵ each independently represent a hydrogen atom, an alkyl group having 1 to 20 carbon atoms, or an alkoxy group having 1 to 20 carbon atoms. ) Bismuth hydroxide and
Formula (II)

(Wherein R ^{1 to} R ⁹ each have the same meaning as in the preceding paragraph), and
General formula (III)

(Wherein R ^{1 to} R ⁵ each have the same meaning as in the preceding paragraph, R ⁶ represents an alkyl group having 1 to 20 carbon atoms (the alkyl group other than the 1-position is a fluorine atom, an amino group (the amino group) The group may be optionally substituted with an alkyl group having 1 to 10 carbon atoms, a phenyl group or a benzyl group), an alkoxy group having 1 to 10 carbon atoms, an alkylthio group having 1 to 10 carbon atoms, or a phenylthio group. Optionally substituted), a cycloalkyl group having 1-20 carbon atoms, an aryl group (the aryl group is an alkyl group having 1-20 carbon atoms, an alkoxy group having 1-20 carbon atoms, a par group having 1-10 carbon atoms). Fluoroalkyl group, fluorine atom, chlorine atom, bromine atom, iodine atom, amino group (the amino group may be optionally substituted with an alkyl group having 1 to 10 carbon atoms, phenyl group, benzyl group), acetyl group Ben A bismuth compound which may be optionally substituted with a zoyl group, an alkoxycarbonyl group having 1 to 20 carbon atoms, an alkylthio group having 1 to 20 carbon atoms, a phenylthio group, a cyano group or a nitro group, and It is related with the manufacturing method.

  ADVANTAGE OF THE INVENTION According to this invention, the novel organic bismuth hydroxide, organic bismuth oxide, organic bismuth alkoxide which can be utilized for a carbon dioxide fixed material, a carbon dioxide sensor etc. are provided, for example.

In the organic bismuth hydroxide represented by the general formula (I) in the present invention, R ¹ is an alkyl group having ¹ to 20 carbon atoms (the alkyl group is substituted with an alkoxy group having 1 to 10 carbon atoms other than the 1-position). A cycloalkyl group having 1-10 carbon atoms, an aryl group (the aryl group is optionally an alkyl group having 1-10 carbon atoms, an alkoxy group having 1-10 carbon atoms, a chlorine atom, a fluorine atom). An optionally substituted alkyl group such as methyl, ethyl, propyl, t-butyl, hexyl, decyl, dodecyl, hexadecyl, etc. And alkoxy-substituted alkyl groups such as 2-ethoxyethyl and 3-ethoxypropyl, cycloalkyl groups such as cyclopentyl and cyclohexyl, phenyl, 4- Aryl groups such as tilphenyl, 2,4,6-trimethylphenyl, 4-methoxyphenyl, 3,4-dimethoxyphenyl, 4-butoxyphenyl, 4-chlorophenyl, 4-fluorophenyl, benzyl group, 2-phenylethyl group, Examples include 3-phenylpropyl group. R ² , R ³ , R ^4, and R ⁵ are each independently a hydrogen atom, an alkyl group having 1 to 20 carbon atoms, or an alkoxy group having 1 to 20 carbon atoms, such as a hydrogen atom, methyl, or ethyl And alkyl groups such as propyl, t-butyl, octyl, dodecyl and hexadecyl, and alkoxy groups such as methoxy, ethoxy, ilopropoxy, butoxy, hexyloxy and dodecyloxy.
Moreover, in the organic bismuth compound shown by general formula (II), R < ¹ > -R < ⁵ > has the same meaning as a previous term.
Next, in the organic bismuth alkoxide represented by the general formula (III), R ^{1 to} R ⁵ have the same meaning as in the previous item, and R ⁶ is an alkyl group having 1 to 20 carbon atoms (the alkyl group is other than the 1-position) The site is a fluorine atom, an amino group (the amino group may be optionally substituted with an alkyl group having 1 to 10 carbon atoms, a phenyl group or a benzyl group), an alkoxy group having 1 to 10 carbon atoms, or 1 carbon atom. -10 alkylthio group, optionally substituted with a phenylthio group), a cycloalkyl group having 1-20 carbon atoms, an aryl group (the aryl group is an alkyl group having 1-20 carbon atoms, 1-20 carbon atoms). An alkoxy group of 1-10 carbon atoms, a fluorine atom, a chlorine atom, a bromine atom, an iodine atom, an amino group (the amino group is an alkyl group of 1-10 carbon atoms, a phenyl group, a benzyl group). Optionally substituted), acetyl group, benzoyl group, alkoxycarbonyl group having 1-20 carbon atoms, alkylthio group having 1-20 carbon atoms, phenylthio group, cyano group, nitro group, optionally substituted For example, alkyl groups such as methyl, ethyl, propyl, t-butyl, octyl, dodecyl, hexadecyl, 2,2,3,3,3-pentafluoropropyl, 1,1,1 , 3,3,3-hexafluoro-2-propyl, etc., a fluorine-substituted alkyl group, 2-aminoethyl, 2- (dimethylamino) ethyl, 2- (diphenylamino) ethyl, 2- (dibenzylamino) ethyl, Amino-substituted alkyl groups such as 3-aminopropyl, 5-amino-2,2-dimethylpentyl, 2-methoxyethyl, 2,2-dimethoxyethyl, 3 -Alkoxy-substituted alkyl groups such as butoxypropyl, alkylthio-substituted alkyl groups such as 2-ethylthioethyl and 3-methylthiopropyl, phenylthio-substituted alkyl groups such as 2-phenylthioethyl, cyclopropyl, cyclobutyl, cyclohexyl, cyclooctyl, cyclo Cycloalkyl groups such as dodecyl, phenyl, 4-t-butylphenyl, 4-dodecylphenyl, 4-butoxyphenyl, 3,5-dimethoxyphenyl, 3,5-bis (trifluoromethyl) phenyl, pentafluorophenyl, 4 -Chlorophenyl, 4-bromophenyl, 4-iodophenyl, 4-aminophenyl, 4-dimethylaminophenyl, 4-diphenylaminophenyl, 4-dibenzylaminophenyl, 4-acetylphenyl, 4-benzoylphenol 4-methoxycarbonylphenyl, 2-ethoxycarbonylphenyl, 4-methylthiophenyl, 4-phenylthiophenyl, 4-cyanophenyl, 4-nitrophenyl, 2,4-dinitrophenyl, 2,4,6-trinitro Aryl groups such as phenyl, 1-naphthyl, 2-naphthyl and the like can be mentioned.

Next, one raw material in the production method of claim 4 is a bismuth compound having a leaving group represented by the general formula (IV), and R ^{1 to} R ⁵ have the same meaning as in the previous item, X is a leaving group, and examples thereof include fluorine, chlorine, bromine and iodine atoms.

Moreover, the other raw material in the manufacturing method of Claim 4 is general formula (V).
M (OH) n
M represents a metal, n is a valence of the metal, for example, an alkali metal such as lithium, sodium or potassium (where n is 1) or an alkalinity metal such as magnesium or calcium. (Where n is 2).

Next, one raw material in the production method of claim 5 is a bismuth compound represented by the same general formula (IV) as in claim 4, and the other raw material is a general formula (VI).
M (OR ⁶ ) n (VI)
Wherein R ⁶ has the same meaning as in general formula (III), and M and n have the same meaning as in general formula (V).
One raw material in the production method of claim 6 is a bismuth compound represented by the general formula (I), and the other raw material is the general formula (VII).
R ⁶ OH (VII)
Wherein R ⁶ has the same meaning as in general formula (III).
One raw material in the production method of claim 7 is a bismuth compound represented by general formula (II), and the other raw material is a compound represented by general formula (VII).
In the production method of claim 4, the mixing ratio of the two raw materials is preferably 1: 1 in view of the economics of the reaction, but one of the raw materials can be used in excess, and general formula (IV) and general The ratio of the raw materials represented by formula (V) can be carried out between 1: 2 and 2: 1. The reaction temperature can be carried out between −100 ° C. and + 150 ° C., but it is preferably carried out between −30 ° C. and 80 ° C. in view of economy and reaction selectivity. Although this reaction does not necessarily require a solvent, it is preferable to use a solvent in view of the efficiency of the reaction. The bismuth compound represented by the general formula (IV) is preferably used after being dissolved in an organic solvent, and the hydroxide represented by the general formula (V) is preferably used as an aqueous solution. Examples of the organic solvent include ethers, chlorinated hydrocarbons, aromatic hydrocarbons, alcohols, aliphatic hydrocarbons, etc., but ethers, chlorinated hydrocarbons, and aromatic hydrocarbons are preferred. Specific examples include diethyl ether, tetrahydrofuran, dichloromethane, chloroform, 1,2-dichloroethane, toluene, xylene and the like.
In the production method of claim 5, the mixing ratio of the two raw materials is preferably 1: 1 in view of the economics of the reaction, but one raw material can be used in excess, and general formula (IV) and general The ratio of the raw materials represented by formula (VI) can be carried out between 1: 2 and 2: 1. The reaction temperature can be carried out between −100 ° C. and + 150 ° C., but it is preferably carried out between −30 ° C. and 80 ° C. in view of economy and reaction selectivity. This reaction does not necessarily require a solvent, but can also be carried out using a solvent. Solvents that can be used include ethers, chlorinated hydrocarbons, aromatic hydrocarbons, alcohols, aliphatic hydrocarbons, etc., but ethers, chlorinated hydrocarbons, aromatic hydrocarbons, etc. The system is preferred, and specific examples include diethyl ether, tetrahydrofuran, dichloromethane, chloroform, 1,2-dichloroethane, toluene, xylene and the like. In addition, when an alcohol solvent is used, an alcohol having the same organic group R ⁶ as one raw material represented by the general formula (VI) can be used (for example, one represented by the general formula (VI)). In the case of NaOCH ₃ , methanol (CH ₃ OH) can be used as a solvent.
In the production method of claim 6, the mixing ratio of the two raw materials is preferably 1: 1 in view of the economics of the reaction, but one raw material can be used in excess, and the general formula (I) and the general The ratio of the raw materials represented by formula (VII) can be carried out between 2: 1 and 1: 1000, preferably between 1.5: 1 and 1:50, more preferably between 1: 1 and 1: 1: Between 5. The reaction temperature can be carried out between −100 ° C. and + 150 ° C., but it is preferably carried out between −30 ° C. and 80 ° C. in consideration of economy and reaction selectivity, and is carried out between 0 ° C. and 40 ° C. Is more preferable. This reaction does not necessarily require a solvent, but can also be carried out using a solvent. Solvents that can be used include ethers, chlorinated hydrocarbons, aromatic hydrocarbons, aliphatic hydrocarbons, etc., but ethers, chlorinated hydrocarbons, and aromatic hydrocarbons are preferred. Specific examples include diethyl ether, tetrahydrofuran, dichloromethane, chloroform, 1,2-dichloroethane, toluene, xylene and the like.
In the production method of claim 7, the mixing ratio of the raw material represented by the general formula (II) and the other raw material represented by the general formula (VII) is preferably 1: 2 in view of the economics of the reaction. One raw material can be used in excess, and the ratio of the raw materials represented by the general formula (II) and the general formula (VII) can be carried out between 1: 1 to 1: 1000, preferably 1: 1. It is between 5 and 1: 100, more preferably between 1: 2 and 1:10. The reaction temperature can be carried out between −100 ° C. and + 150 ° C., but it is preferably carried out between −30 ° C. and 80 ° C. in consideration of economy and reaction selectivity, and is carried out between 0 ° C. and 40 ° C. Is more preferable. This reaction does not necessarily require a solvent, but can also be carried out using a solvent. Solvents that can be used include ethers, chlorinated hydrocarbons, aromatic hydrocarbons, aliphatic hydrocarbons, etc., but ethers, chlorinated hydrocarbons, and aromatic hydrocarbons are preferred. Specific examples include diethyl ether, tetrahydrofuran, dichloromethane, chloroform, 1,2-dichloroethane, toluene, xylene and the like.

Separation of a desired target product from the reaction product mixture can be easily achieved by applying a usual separation and purification method such as recrystallization, solvent extraction, sublimation, column chromatography and the like. EXAMPLES Hereinafter, the present invention will be described more specifically with reference to examples, but the present invention is not limited to these examples.

Synthesis of 6-t-butyl-12-hydroxy-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosine 6-t-butyl-12-chloro-5,6,7,12 -To a solution of tetrahydrodibenzo [c, f] [1,5] azabismosine 8.00 g (16.1 mmol) in dichloromethane (200 mL) was added an aqueous sodium hydroxide solution (1.0 M, 160 mL, 160 mmol) under a nitrogen atmosphere, and at room temperature, 15 Stir for hours. The organic layer was separated, washed 3 times with 150 mL of water and dried over anhydrous sodium sulfate. The solvent was distilled off under reduced pressure to obtain a mixture of the title compound and bis (6-t-butyl-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosin) oxide ( 7.60 g, 100%; molar ratio of title compound to bis (6-tert-butyl-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosine) oxide by ¹ H NMR analysis. Was 1: 0.28). 34 mg of the resulting mixture was dissolved in 0.6 mL of deuterated chloroform, and ¹ H NMR analysis confirmed that the title compound was completely obtained by adding 10 μL of water. In addition, the title compound was obtained as crystals by crystallization with water added.
¹ H NMR (CDCl ₃ , 499.1MHz): δ 0.89 (1H, br s), 1.23 (9H, s), 3.93 (2H, d, J = 15.5 Hz), 4.32 (2H, d, J = 15.5 Hz) , 7.22 (2H, dt, J = 1.2, 7.3 Hz), 7.29 (2H, d, J = 7.3 Hz), 7.43 (2H, t, J = 7.3 Hz), 8.12 (2H, dd, J = 1.0, 7.3 Hz)
A structural diagram obtained by single crystal X-ray structural analysis is shown in FIG. 1 (hydrogen atoms are omitted).

Synthesis of bis (6-t-butyl-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosine) oxide The title compound obtained by the method described in Example 1 and 6-t The pure title compound was obtained by recrystallizing a mixture of -butyl-12-hydroxy-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosine from toluene. The crystals obtained by recrystallization were found to contain toluene at a ratio of 1: 1 by ¹ H NMR analysis and X-ray structural analysis.
Melting point: 189-193 ° C
Elemental analysis: Calculated (C ₃₆ H ₄₂ Bi ₂ N ₂ O · C ₇ H ₈ ) C, 50.20; H, 4.90; N, 2.72. Found C, 50.27; H, 4.75; N, 2.77. ¹ H NMR (CDCl ₃ , 499.1MHz): δ 1.21 (18, s), 3.87 (4H, d, J = 15.2 Hz), 4.27 (4H, d, J = 15.2 Hz), 7.16 (4H, dt, J = 1.2, 7.5 Hz), 7.26 (4H, d, J = 7.0 Hz), 7.34 (4H, dt, J = 0.9, 7.3 Hz), 8.50 (4H, dd, J = 0.9, 7.3 Hz). ¹³ C NMR (CDCl ₃ , 125.4MHz): δ 27.30, 57.85, 58.04, 127.05, 127.19, 128.70, 135.54, 150.07, 171.50.
A structural diagram obtained by single crystal X-ray structural analysis is shown in FIG. 2 (hydrogen atoms are omitted).

Synthesis of 6-t-butyl-12-t-butoxy-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosine (1)
6-t-butyl-12-chloro-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosin 496 mg (1.00 mmol) and potassium t-butoxide (1.10 mmol) under nitrogen atmosphere Of t-butyl alcohol (15 mL) was added and stirred at room temperature for 24 hours. After the solvent was distilled off under reduced pressure, toluene (20 mL) was added, and insoluble materials were removed using Celite under a nitrogen atmosphere. The solvent was distilled off under reduced pressure, and the resulting solid was recrystallized from a toluene / hexane mixed solvent to obtain the title compound as a white solid (408 mg, 76%).
¹ H NMR (C ₆ D ₆ , 499.1MHz): δ 0.85 (9H, s), 1.71 (9H, s), 3.51 (2H, d, J = 15.5 Hz), 3.83 (2H, d, J = 15.5 Hz) ), 7.03 (2H, d, J = 7.6 Hz), 7.14 (2H, dt, J = 1.2, 7.3 Hz), 7.43 (2H, dt, J = 0.9, 7.3 Hz), 8.86 (2H, dd, J = 1.2, 7.3 Hz).

Synthesis of 6-t-butyl-12-t-butoxy-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosine (2)
Bis (6-t-butyl-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosine) oxide (1.50 g, 1.60 mmol) was added to t-butyl alcohol (10.0 mL). And toluene (10 mL) and stirred at room temperature for 24 hours. A white solid was obtained by distilling off the solvent under vacuum. ¹ H NMR confirmed that the title compound was produced in a yield of 90% or more, although some of the starting bismuth compound remained.

Synthesis of 6-t-butyl-12-methoxy-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosine 6-t-butyl-12-chloro-5,6,7,12 -Tetrahydrodibenzo [c, f] [1,5] azabismosine 3.00 g (6.05 mmol) in dichloromethane (90 mL) was added with aqueous sodium hydroxide (1.0 M, 60 mL, 60 mmol) under a nitrogen atmosphere, and 4 Stir vigorously for hours. The organic layer was separated, washed 3 times with 30 mL of water, and dried over anhydrous sodium sulfate. The resulting 6-t-butyl-12-hydroxy-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosine and bis (6-t-butyl-5,6,7,12- A mixture of tetrahydrodibenzo [c, f] [1,5] azabismosin) oxide was dissolved in methanol (100 mL) and stirred at room temperature for 2 days. After evaporating the solvent under vacuum, the remaining solid was recrystallized with a mixed solvent of dichloromethane / hexane to obtain the title compound as white crystals (2.19 g, yield 74%).
Melting point: 159-160 ° C
Elemental analysis: Calculated (C ₁₉ H ₂₄ BiNO) C, 46.44; H, 4.92; N, 2.85. Found C, 46.35; H, 4.77; N, 2.66. ¹ H NMR (CDCl ₃ , 499.1MHz): δ 1.24 (9H, s), 3.89 (2H, d, J = 15.2 Hz), 4.24 (3H, s), 4.30 (2H, d, J = 15.2 Hz), 7.21 (2H, dt, J = 1.3, 7.4 Hz ), 7.29 (2H, dd, J = 0.6, 7.6 Hz), 7.42 (2H, dt, J = 0.9, 7.3 Hz), 8.14 (2H, dd, J = 1.1, 7.5 Hz). 13 C NMR (CDCl 3 , 125.4MHz): δ 27.34, 56.33, 58.53, 127.53, 127.58, 129.36, 135.55, 150.06, 171.06.
A structural diagram obtained by single crystal X-ray structural analysis is shown in FIG. 3 (hydrogen atoms are omitted).

Synthesis of 6-t-butyl-12-nonyloxy-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosine bis (6-t-butyl-5,6,7,12-tetrahydro A toluene solution (2 mL) of dibenzo [c, f] [1,5] azabismosin) oxide (1.50 g, 1.60 mmol) and nonanol (2.0 mL, 11 mmol) was stirred at room temperature for 2 days. The title compound was obtained in a quantitative yield by distilling off the solvent and excess nonanol under vacuum.
¹ H NMR (C ₆ D ₆ , 499.1MHz): δ 0.82 (9H, s), 0.94 (3H, t, J = 6.9 Hz), 1.55-1.62 (2H, m), 1.80-1.88 (2H, m) , 2.10-2.16 (2H, m), 3.50 (2H, d, J = 15.2 Hz), 3.80 (2H, d, J = 15.2 Hz), 4.74 (2H, t, J = 6.5 Hz), 7.04 (2H, d, J = 7.0 Hz), 7.14 (2H, dt, J = 1.2, 7.3 Hz), 7.43 (2H, dt, J = 1.2, 7.3 Hz), 8.79 (2H, dd, J = 1.2, 7.3 Hz).

Synthesis of 6-t-butyl-12-dodecyloxy-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosine bis (6-t-butyl-5,6,7,12- Tetrahydrodibenzo [c, f] [1,5] azabismosine) oxide (40 mg, 0.043 mmol) and dodecanol (32 mg, 0.17 mmol) were dissolved in deuterated chloroform (0.6 mL) and allowed to stand at room temperature for 2 hours. ¹ H NMR measurement confirmed that the title compound was produced in 84% yield.
¹ H NMR (CDCl ₃ , 499.1MHz): δ 0.88 (3H, t, J = 7.0 Hz), 1.22-1.40 (14H, m), 1.25-1.50 (8H, m), 1.25 (9H, s), 1.42 -1.59 (4H, m), 1.74 (2H, quint, J = 7.3 Hz), 3.88 (2H, d, J = 15.2 Hz), 4.29 (2H, d, J = 15.2 Hz), 4.32 (2H, t, J = 6.7 Hz), 7.20 (2H, t, J = 7.3 Hz), 7.27 (2H, d, J = 7.3 Hz), 7.41 (2H, t, J = 7.3 Hz), 8.22 (2H, d, J = (7.3 Hz).

Synthesis of 6-t-butyl-12-phenoxy-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosine 6-t-butyl-12-chloro-5,6,7,12 -Tetrahydrodibenzo [c, f] [1,5] azabismosine 3.00 g (6.05 mmol) in dichloromethane (90 mL) was added with aqueous sodium hydroxide (1.0 M, 60 mL, 60 mmol) under a nitrogen atmosphere, and 4 Stir vigorously for hours. The organic layer was separated, washed 3 times with 30 mL of water, and dried over anhydrous sodium sulfate. The resulting 6-t-butyl-12-hydroxy-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosine and bis (6-t-butyl-5,6,7,12- A mixture of tetrahydrodibenzo [c, f] [1,5] azabismosin) oxide was dissolved in dichloromethane (30 mL), 628 mg (6.67 mmol) of phenol was added, and the mixture was stirred at room temperature for 1 hour. After evaporating the solvent under vacuum, the remaining solid was recrystallized with a mixed solvent of dichloromethane / hexane to give the title compound as white crystals (2.84 g. The crystals obtained by recrystallization were converted into 1 molecule of the title compound. This is obtained as a crystal containing dichloromethane at a ratio of 1/2 molecule (by 1H-NMR and X-ray structural analysis), and taking this into account, the yield of the title compound is 79%. According to 1H-NMR analysis, dichloromethane was not completely distilled off and remained at a ratio of 1/5 with respect to the title compound.
Melting point: 216-217 ° C
Elemental analysis: Calculated (C ₂₄ H ₂₆ BiNO 1 / 5CH ₂ Cl ₂ ) C, 50.95; H, 4.66; N, 2.46. Found C, 51.14; H, 4.49; N, 2.63.1. ¹ H NMR (CDCl ₃ , 499.1MHz): δ 1.27 (9H, s), 4.02 (2H, d, J = 15.5 Hz), 4.41 (2H, d, J = 15.5 Hz), 6.71 (1H, t, J = 7.2 Hz), 6.90 (2H, dd, J = 0.9, 8.5 Hz), 7.20-7.24 (2H, m), 7.25 (2H, dt, J = 1.2, 7.3 Hz), 7.36 (2H, d, J = 7.3 Hz), 7.47 . (2H, dt, J = 0.9, 7.3 Hz), 8.37 (2H, dd, J = 1.1, 7.5 Hz) 13 C NMR (CDCl 3, 125.4MHz): δ 27.49, 59.19, 59.40, 116.74, 120.40, 127.57 , 127.92, 129.36, 129.98, 136.41, 150.48, 165.87, 173.26.
A structural diagram obtained by single crystal X-ray structural analysis is shown in FIG. 4 (hydrogen atoms are omitted).

Synthesis of 6-t-butyl-12- (4-t-butylphenoxy) -5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosine bis (6-t-butyl-5, 6,7,12-Tetrahydrodibenzo [c, f] [1,5] azabismosin) oxide (40 mg, 0.043 mmol) and 4-tert-butylphenol (13 mg, 0.087 mmol) in deuterated benzene (1.0 mL). And stirred at room temperature for 15 hours. ¹ H NMR measurement confirmed that the title compound was produced quantitatively.
¹ H NMR (C ₆ D ₆ , 499.1MHz) d: 1.27 (9H, s), 1.31 (9H, s), 4.01 (2H, d, J = 15.2 Hz), 4.41 (2H, d, J = 15.2 Hz) ), 6.82-6.86 (2H, m), 7.22-7.27 (4H, m), 7.35 (2H, d,
J = 7.3 Hz), 7.47 ( 2H, t, J = 7.3 Hz), 8.37 (2H, dd, J = 1.0, 7.3 Hz). 13 C-NMR (CDCl 3) 27.51, 31.75, 33.84, 59.13, 59.36, 119.57, 126.07, 127.53, 127.89, 129.97, 136.45, 139.24, 150.42, 163.39, 173.24.

Synthesis of 12- (2-aminoethoxy) -6-t-butyl-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosine bis (6-t-butyl-5,6 A solution of 7,12-tetrahydrodibenzo [c, f] [1,5] azabismosin) oxide (0.468 mg, 0.50 mmol) and 2-aminoethanol (0.061 g, 1.0 mmol) in tetrahydrofuran (15 mL) at room temperature. For 60 hours. After evaporating the solvent under vacuum, the product was recrystallized with an ether / hexane mixed solvent to obtain the title compound as colorless crystals (0.47 g, yield 90%).
¹ H NMR (C ₆ D ₆ , 499.1MHz): δ 0.83 (9H, s), 1.23 (2H, br), 3.12 (2H, br), 3.51 (2H, d, J = 15.2 Hz), 3.81 (2H , d, J = 15.2 Hz), 4.59 (2H, t, J = 5.0 Hz), 7.05 (2H, d, J = 7.6 Hz), 7.14 (2H, dt, J = 1.2, 7.3 Hz), 7.42 (2H , dt, J = 0.6, 7.3 Hz), 8.72 (2H, dd, J = 1.2, 7.3 Hz).
A structural diagram obtained by single crystal X-ray structural analysis is shown in FIG. 5 (hydrogen atoms are omitted).

Synthesis of 12- (2-methylaminoethoxy) -6-t-butyl-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosine bis (6-t-butyl-5,6 , 7,12-Tetrahydrodibenzo [c, f] [1,5] azabismosin) oxide (0.468 mg, 0.50 mmol) and 2-methylaminoethanol (0.075 g, 1.0 mmol) in tetrahydrofuran (15 mL) Was stirred at room temperature for 48 hours. After the solvent was distilled off under vacuum, the product was analyzed by ¹ H NMR to confirm that the title compound was produced in a yield of 90%.
¹ H NMR (C ₆ D ₆ , 499.1MHz): δ 0.84 (9H, s), 2.17 (1H, br), 2.49 (3H, d, J = 6.1 Hz), 3.06 (2H, br q, J = 5.6 Hz), 3.52 (2H, d, J = 15.2 Hz), 3.82 (2H, d, J = 15.2 Hz), 4.74 (2H, t, J = 5.0 Hz), 7.06 (2H, d, J = 7.6 Hz) , 7.14 (2H, dt, J = 1.2, 7.3 Hz), 7.43 (2H, dt, J = 0.6, 7.3 Hz), 8.72 (2H, dd, J = 1.0, 7.3 Hz).

Fixing carbon dioxide with bis (6-t-butyl-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosin) oxide (1) (fixing carbon dioxide in air)
100 mg (0.107 mmol) of bis (6-t-butyl-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosin) oxide was dissolved in toluene (7 mL) and allowed to reach room temperature in air. Stir vigorously for about 4 and a half hours. The solvent was distilled off, and ¹ H NMR analysis was conducted to quantitatively produce bis (6-t-butyl-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosin) carbonate. I confirmed. Further, the product was recrystallized with a mixed solvent of toluene and dichloromethane to obtain colorless and transparent crystals. The crystals obtained by recrystallization were obtained by dichloromethane to 1 molecule of bis (6-tert-butyl-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosin) carbonate by ¹ H NMR analysis. 1 molecule and toluene were confirmed to be contained at a ratio of 1/4 molecule.
Elemental analysis: Calculated value (C ₃₇ H ₄₂ Bi ₂ N ₂ O ₃ · CH ₂ Cl ₂ · 1 / 4C ₇ H ₈ ) C, 43.85; H, 4.26; N, 2.57. Found C, 44.03; H, 4.07 ; N, 2.38. ¹ H NMR (CDCl ₃ , 499.1MHz): δ 1.29 (18H, s), 4.03 (4H, d, J = 15.2 Hz), 4.43 (4H, d, J = 15.2 Hz), 7.22 ( 4H, t, J = 7.3 Hz), 7.34 (4H, d, J = 7.6 Hz), 7.40 (4H, t, J = 7.3 Hz), 8.43 (4H, d, J = 7.3 Hz). ¹³ C NMR ( (CDCl ₃ , 125.4MHz): δ 27.41, 59.21, 59.72, 127.30, 127.46, 129.78, 137.70, 151.05, 166.88, 176.70.
A structural diagram obtained by single crystal X-ray structural analysis is shown in FIG. 6 (hydrogen atoms are omitted).

Fixation of carbon dioxide with bis (6-tert-butyl-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosin) oxide (2)
100 mg (0.107 mmol) of bis (6-t-butyl-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosine) oxide was placed in a Schlenk type glass apparatus under a nitrogen atmosphere, and the atmosphere was changed. Replaced with carbon dioxide. Anhydrous dichloromethane (5 mL) was added, and the mixture was stirred at room temperature for 10 minutes in an atmosphere of carbon dioxide at 1 atm. After evaporating the solvent under reduced pressure, the remaining solid was analyzed by ¹ H-NMR to confirm that the title compound was quantitatively produced.

NMR sample tube with 6-t-butyl-12-methoxy-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosine and fixed screw Teflon (R) seal plug 6-t-butyl-12-methoxy-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosine 25 mg (0.051 mmol) in tetrahydrofuran-d8 (0.6 mL), Sealed in a carbon dioxide atmosphere at about 1.2 atmospheres. When the NMR analysis was conducted after standing at room temperature for about 1 hour, 90% of (6-t-butyl-5,6,7,12-tetrahydrodibenzo [c, f] [1,5] azabismosine) (methyl) carbonate was obtained. It confirmed that it produced | generated with the above yield. It can be isolated as a single crystal by crystallization in a carbon dioxide atmosphere, and the structure was confirmed by X-ray structural analysis.
¹ H NMR (CD ₂ Cl ₂ , 499.1MHz): δ 1.33 (9H, s), 3.75 (3H, s), 4.14 (2H, d, J = 15.5 Hz), 4.56 (2H, d, J = 15.2 Hz ), 7.32 (2H, dt, J = 1.2, 7.3 Hz), 7.45-7.52 (4H, m), 8.12 (2H, dd, J = 0.9, 7.3 Hz).
A structural diagram obtained by single crystal X-ray structural analysis is shown in FIG. 7 (hydrogen atoms are omitted).

The organic bismuth compound of the present invention is promising as a carbon dioxide sensor because it is not only useful as an intermediate for a novel organic bismuth compound but also has excellent binding power to carbon dioxide.

Structural diagram obtained by single-crystal X-ray structural analysis of the compound of Example 1 Structural diagram obtained by single-crystal X-ray structural analysis of the compound of Example 2 Structural drawing obtained by single crystal X-ray structural analysis of compound of Example 5 Structural drawing obtained by single crystal X-ray structural analysis of compound of Example 8 Structural diagram obtained by single-crystal X-ray structural analysis of the compound of Example 10 Structural diagram obtained by single-crystal X-ray structural analysis of the compound of Example 12 Structural diagram obtained by single-crystal X-ray structural analysis of the compound of Example 14

Claims (21)

Formula (I)

(In the formula, R ¹ represents an alkyl group having ¹ to 20 carbon atoms (the alkyl group may be substituted with an alkoxy group having 1 to 10 carbon atoms other than the 1-position); An alkyl group, an aryl group (the aryl group may be optionally substituted with a C 1-10 alkyl group, a C 1-10 alkoxy group, a chlorine atom or a fluorine atom), a benzyl group, 2-phenyl An ethyl group and a 3-phenylpropyl group, and R ² , R ³ , R ⁴ and R ⁵ each independently represent a hydrogen atom, an alkyl group having 1 to 20 carbon atoms, or an alkoxy group having 1 to 20 carbon atoms. The bismuth compound represented by this. Formula (II)

(Wherein R ^{1 to} R ⁵ each have the same meaning as in the preceding paragraph). General formula (III)

(Wherein R ^{1 to} R ⁵ each have the same meaning as in the preceding paragraph, R ⁶ represents an alkyl group having 1 to 20 carbon atoms (the alkyl group other than the 1-position is a fluorine atom, an amino group (the amino group) The group may be optionally substituted with an alkyl group having 1 to 10 carbon atoms, a phenyl group or a benzyl group), an alkoxy group having 1 to 10 carbon atoms, an alkylthio group having 1 to 10 carbon atoms, or a phenylthio group. Optionally substituted), a cycloalkyl group having 1-20 carbon atoms, an aryl group (the aryl group is an alkyl group having 1-20 carbon atoms, an alkoxy group having 1-20 carbon atoms, a par group having 1-10 carbon atoms). Fluoroalkyl group, fluorine atom, chlorine atom, bromine atom, iodine atom, amino group (the amino group may be optionally substituted with an alkyl group having 1 to 10 carbon atoms, phenyl group, benzyl group), acetyl group Ben A bismuth compound which may be optionally substituted with a zoyl group, an alkoxycarbonyl group having 1-20 carbon atoms, an alkylthio group having 1-20 carbon atoms, a phenylthio group, a cyano group, or a nitro group.
Formula (IV)

(Wherein X represents a leaving group, and R ^{1 to} R ⁵ each have the same meaning as in the preceding paragraph) and general formula (V)
M (OH) n (V)
Of the bismuth compound represented by the general formulas (I) and (II) by reacting with a compound represented by the formula (M represents a metal and n represents a valence of the metal M). Production method. Bismuth compound represented by general formula (IV) and general formula (VI)
M (OR ⁶ ) n (VI)
(Wherein, M and n have the same meaning as in the preceding paragraph, and R ⁶ has the same meaning as in claim 3). By reacting with the compound represented by formula (III), Production method. Bismuth compound represented by general formula (I) and general formula (VII)
R ⁶ OH (VII)
(Wherein R ⁶ represents the same meaning as in the preceding paragraph), and a method for producing a bismuth compound represented by the general formula (III). A method for producing a bismuth compound represented by general formula (III) by reacting a bismuth compound represented by general formula (II) with a compound represented by general formula (VII). The method for producing a bismuth compound represented by the general formulas (I) and (II) according to claim 4, wherein X in the general formula (IV) is a halogen atom. The method for producing a bismuth compound represented by the general formula (III) according to claim 5, wherein X in the general formula (IV) is a halogen atom. The method for producing a bismuth compound represented by the general formulas (I) and (II) according to claim 4, wherein M in the general formula (V) is an alkali metal or an alkaline earth metal. The method for producing a bismuth compound represented by the general formula (III) according to claim 5, wherein M in the general formula (VI) is an alkali metal or an alkaline earth metal. The method for producing a bismuth compound represented by the general formulas (I) and (II) according to claim 8, wherein M in the general formula (V) is an alkali metal or an alkaline earth metal. The method for producing a bismuth compound represented by the general formula (III) according to claim 9, wherein M in the general formula (VI) is an alkali metal or an alkaline earth metal. The method for producing a bismuth compound represented by the general formulas (I) and (II) according to claim 4, wherein X in the general formula (IV) is a fluorine atom or a chlorine atom. The method for producing a bismuth compound represented by the general formula (III) according to claim 5, wherein X in the general formula (IV) is a fluorine atom or a chlorine atom. The method for producing a bismuth compound represented by the general formulas (I) and (II) according to claim 4, wherein M is an alkali metal in the general formula (V). The method for producing a bismuth compound represented by the general formula (III) according to claim 5, wherein M in the general formula (VI) is an alkali metal. The method for producing a bismuth compound represented by the general formulas (I) and (II) according to claim 8, wherein M in the general formula (V) is an alkali metal. The method for producing a bismuth compound represented by the general formula (III) according to claim 9, wherein M in the general formula (VI) is an alkali metal. The method for producing a bismuth compound represented by the general formulas (I) and (II) according to claim 14, wherein M in the general formula (V) is an alkali metal. The method for producing a bismuth compound represented by the general formula (III) according to claim 15, wherein M in the general formula (VI) is an alkali metal.

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