Electrophotographic photosensitive member
An electrophotographic and photoreceptor technology, applied in optics, electrographics, instruments, etc., can solve problems such as difficulty in exerting sensitivity characteristics, and achieve the effect of excellent sensitivity characteristics
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Synthetic example 1
[0080] The naphthalene diimide derivative represented by the following general formula (1-2) was synthesize|combined according to the following reaction scheme 3.
[0081] [Electron Transport Agent (ETM-1)]
[0082] [chemical formula 8]
[0083]
[0084] [Reaction Equation 3]
[0085] [chemical formula 9]
[0086]
[0087] In reaction equation 3 (a-2), compound (A-12) 0.875g (1mmol), 2-bromoanisole 0.812g (4mmol), tetrakis (triphenylphosphine) palladium 58mg (0.05mmol) and iodine A toluene solution of 19 mg (0.1 mmol) of cuprous chloride was stirred under reflux for 10 hours under a nitrogen atmosphere at a temperature of 110° C. to obtain a reaction solution.
[0088] The toluene solvent in the obtained reaction solution was distilled off and purified by column chromatography to obtain 0.6 g of compound (A-22) (yield: 85%).
[0089] In the reaction equation 3 (b-2), the solution of compound (A-22) 0.708g (1mmol), acetic acid 10ml and chloroform 10ml is cooled with i...
Synthetic example 2
[0094] The naphthalene diimide derivative represented by the following general formula (1-3) was synthesize|combined according to the following reaction scheme 4.
[0095] [Electron Transport Agent (ETM-2)]
[0096] [chemical formula 10]
[0097]
[0098] [Reaction Equation 4]
[0099] [chemical formula 11]
[0100]
[0101] In reaction equation 4 (a-3), compound (A-13) 0.78g (1mmol), 2-bromoanisole 0.81g (4mmol), tetrakis (triphenylphosphine) palladium 58mg (0.05mmol) and iodine A toluene solution of 19 mg (0.1 mmol) of cuprous chloride was stirred under reflux for 10 hours under a nitrogen atmosphere at a temperature of 110° C. to obtain a reaction solution.
[0102] The toluene solvent in the obtained reaction solution was distilled off and purified by column chromatography to obtain 0.49 g of compound (A-23) (yield: 80%).
[0103] Next, in reaction equation 4 (b-3), the solution of compound (A-23) 0.61g (1mmol), acetic acid 10ml and chloroform 10ml was cooled wit...
Synthetic example 3
[0107] The naphthalene diimide derivative represented by the following general formula (1-4) was synthesize|combined according to the following reaction scheme 5.
[0108] [Electron Transport Agent (ETM-3)]
[0109] [chemical formula 12]
[0110]
[0111] [Reaction Equation 5]
[0112] [chemical formula 13]
[0113]
[0114] In reaction equation 5 (a-4), compound (A-14) 1.17g (1mmol), 2-bromoanisole 1.62g (4mmol), tetrakis (triphenylphosphine) palladium 58mg (0.05mmol) and iodine A toluene solution of 19 mg (0.1 mmol) of cuprous chloride was stirred under reflux for 10 hours under a nitrogen atmosphere at a temperature of 110° C. to obtain a reaction solution.
[0115] The toluene solvent in the obtained reaction solution was distilled off, followed by purification by column chromatography to obtain 0.66 g of compound (A-24) (yield: 80%).
[0116] Then, in the reaction equation 5 (b-4), the solution of compound (A-24) 0.83g, acetic acid 10ml and chloroform 10ml was c...
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