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CAS No.: | 367-23-7 |
---|---|
Name: | 1,2,4-Trifluorobenzene |
Article Data: | 58 |
Molecular Structure: | |
Formula: | C6H3F3 |
Molecular Weight: | 132.085 |
Synonyms: | 1,3, 4-Trifluorobenzene;Benzene, 1,2,4-trifluoro-;1,3,4-Trifluorobenzene, misnomer; |
EINECS: | 206-684-9 |
Density: | 1.294 g/cm3 |
Melting Point: | -35oC |
Boiling Point: | 90.7 °C at 760 mmHg |
Flash Point: | 4.4 °C |
Appearance: | clear colourless liquid |
Hazard Symbols: | F,Xi |
Risk Codes: | 11-36/37/38 |
Safety: | 16-26-36-7-33-29-7/9 |
Transport Information: | UN 1993 3/PG 2 |
PSA: | 0.00000 |
LogP: | 2.10390 |
Conditions | Yield |
---|---|
With tetrabutyl ammonium fluoride In dimethyl sulfoxide at 25℃; for 0.166667h; Inert atmosphere; Microwave irradiation; Anhydrous conditions; | 95% |
Conditions | Yield |
---|---|
With ammonia; copper In water at 260℃; for 1.25h; Temperature; Reagent/catalyst; | 94.9% |
In quinoline |
Conditions | Yield |
---|---|
With [(bis(diisopropylphosphino)ethane)Ni(H)]2; triethylphosphine In 1,4-dioxane at 120℃; for 72h; | 94% |
With C32H46N2Ru; sodium carbonate; isopropyl alcohol at 70℃; for 6h; Inert atmosphere; Schlenk technique; Glovebox; | 63% |
With (1,3-dimethylimidazolin-2-ylidene)*AlH3 In 5,5-dimethyl-1,3-cyclohexadiene at 135℃; for 25h; | 19% |
2,4,5-trifluorobenzaldehyde
1,2,4-trifluorobenzene
Conditions | Yield |
---|---|
With triethylsilane; C18H51CoP4Si In tetrahydrofuran at 50℃; for 6h; Inert atmosphere; | 94% |
2,3,5,6-tetrafluorothiophenol
A
1,2,4,5-tetrafluoro-3-(trifluoromethyl)benzene
B
1,2,4-trifluorobenzene
Conditions | Yield |
---|---|
With water; triethylphosphine In 1,4-dioxane at 120℃; for 4h; Schlenk technique; Inert atmosphere; Glovebox; | A 90% B 10% |
1,2,4-trifluorobenzene
Conditions | Yield |
---|---|
In diethyl ether at 120 - 180℃; for 6h; | 82% |
Conditions | Yield |
---|---|
Stage #1: 2,4-difluorophenylamine With sodium tetrafluoroborate; nitrosylsulfuric acid; acetic acid at -5 - 20℃; Stage #2: at 250℃; Inert atmosphere; | 80% |
Stage #1: 2,4-difluorophenylamine With hydrogenchloride; fluoroboric acid; sodium nitrite In water at 25℃; for 0.00555556h; Balz-Schiemann Reaction; Stage #2: In 1,2-dichloro-benzene at 200℃; for 0.0166667h; Balz-Schiemann Reaction; | 72% |
Conditions | Yield |
---|---|
With potassium fluoride; C6H11BO3 In sulfolane (tetramethylene sulfone) at 245℃; for 3h; Inert atmosphere; | 78% |
Hexafluorobenzene
A
1,2,4,5-Tetrafluorobenzene
B
1,2,3,4-tetrafluorobenzene
C
Pentafluorobenzene
D
1,2,4-trifluorobenzene
Conditions | Yield |
---|---|
With (1,3-dimethylimidazolin-2-ylidene)*AlH3 In 5,5-dimethyl-1,3-cyclohexadiene at 135℃; for 25h; | A 74% B 3% C 18% D 4% |
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1,2,4-Trifluorobenzene(367-23-7) is highly flammable.
1,2,4-Trifluorobenzene(367-23-7) is irritating to eyes、respiratory system and skin.
Keep 1,2,4-Trifluorobenzene(367-23-7) away from sources of ignition.
WGK Germany:3
RIDADR:UN 1993 3/PG 2
Hazard Note:Flammable
HazardClass:3