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CAS No.: | 16611-67-9 |
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Name: | 2,5-Dichlorobenzophenone |
Article Data: | 12 |
Molecular Structure: | |
Formula: | C13H8Cl2O |
Molecular Weight: | 251.112 |
Synonyms: | 2,5-DICHLOROBENZOPHENONE;2,5-Dichlorobenzophenone 98%;(2,5-Dichlorophenyl)-(phenyl)methanone;2,5-Dichlorophenylphenyl ketone;2,5-Dichlorobenzophe |
Density: | 1.311 g/cm3 |
Melting Point: | 87-88 °C |
Boiling Point: | 369.9 °C at 760 mmHg |
Flash Point: | 156.4 °C |
Hazard Symbols: | Xi |
Risk Codes: | 36/37/38 |
Safety: | 26-36/37/39 |
PSA: | 17.07000 |
LogP: | 4.22440 |
Conditions | Yield |
---|---|
With sodium hydroxide; aluminium trichloride In water; toluene | 97% |
aluminium trichloride | 64% |
With aluminium trichloride at 150 - 170℃; |
Conditions | Yield |
---|---|
Stage #1: C15H21Cl2MgN With zinc(II) chloride In tetrahydrofuran at 0℃; for 0.166667h; Inert atmosphere; Stage #2: benzoyl chloride With tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran at 25℃; for 3h; Negishi Coupling; Inert atmosphere; | 97% |
(5-chloro-2-hydroxyphenyl)phenylmethanone
(2,5-dichlorophenyl)(phenyl)methanone
Conditions | Yield |
---|---|
With phosphorus pentachloride Heating; | 78.4% |
Multi-step reaction with 4 steps 1: phosphorus oxychloride; 1,4-diazabicyclo[2.2.2]octane / benzene 2: phosphorus pentachloride / 3 h / 129 - 131 °C 3: 46 percent / 2 h / 245 °C View Scheme | |
Multi-step reaction with 4 steps 1: phosphorus oxychloride; 1,4-diazabicyclo[2.2.2]octane / benzene 2: 1,4-diazabicyclo[2.2.2]octane / benzene 3: phosphorus pentachloride / 2 h / 134 - 136 °C 4: 46 percent / 2 h / 245 °C View Scheme |
Conditions | Yield |
---|---|
With aluminium trichloride In nitromethane at 20℃; for 24h; | 72% |
Stage #1: 2,5-dichlorobenzoyl chloride With iron(III) chloride In dichloromethane at 30℃; for 0.0833333h; Friedel-Crafts acylation; Microwave irradiation; Stage #2: benzene In dichloromethane at 70℃; for 0.25h; Friedel-Crafts acylation; Microwave irradiation; |
4-chloro-2-(α,α-dichlorobenzyl)phenyldiphenyl phosphate
A
(2,5-dichlorophenyl)(phenyl)methanone
B
chlorophosphoric acid diphenyl ester
Conditions | Yield |
---|---|
at 245℃; for 2h; | A 46% B n/a |
para-dichlorobenzene
benzoyl triflate
(2,5-dichlorophenyl)(phenyl)methanone
Conditions | Yield |
---|---|
at 120℃; for 20h; | 25% |
4-chloro-2-(α,α-dichlorobenzyl)phenyl phosphochloridate
(2,5-dichlorophenyl)(phenyl)methanone
Conditions | Yield |
---|---|
With trichlorophosphate under 1 Torr; Heating; | |
Multi-step reaction with 2 steps 1: 46 percent / 2 h / 245 °C View Scheme |
2-benzoyl-4-chlorophenylphosphorodichloridate
(2,5-dichlorophenyl)(phenyl)methanone
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: phosphorus pentachloride / 3 h / 129 - 131 °C 2: 46 percent / 2 h / 245 °C View Scheme | |
Multi-step reaction with 3 steps 1: 1,4-diazabicyclo[2.2.2]octane / benzene 2: phosphorus pentachloride / 2 h / 134 - 136 °C 3: 46 percent / 2 h / 245 °C View Scheme |
2-benzoyl-4-chlorophenyldiphenyl phosphate
(2,5-dichlorophenyl)(phenyl)methanone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: phosphorus pentachloride / 2 h / 134 - 136 °C 2: 46 percent / 2 h / 245 °C View Scheme |
2,5-dichlorobenzoic acid
(2,5-dichlorophenyl)(phenyl)methanone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: pyridine; 1,3,5-trichloro-2,4,6-triazine / dichloromethane / 0.25 h / 50 °C / Microwave irradiation 2.1: iron(III) chloride / dichloromethane / 0.08 h / 30 °C / Microwave irradiation 2.2: 0.25 h / 70 °C / Microwave irradiation View Scheme |
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