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CAS No.: | 72235-53-1 |
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Name: | 3,4-Difluorobenzylamine |
Article Data: | 7 |
Molecular Structure: | |
Formula: | C7H7F2N |
Molecular Weight: | 143.136 |
Synonyms: | (3,4-difluorophenyl)methylazanium;(3,4-difluorophenyl)methanamine; |
EINECS: | 276-503-6 |
Density: | 1.214 g/cm3 |
Melting Point: | 31oC |
Boiling Point: | 183.8 °C at 760 mmHg |
Flash Point: | 79.4 °C |
Appearance: | Clear light yellow liquid |
Hazard Symbols: | C |
Risk Codes: | 34 |
Safety: | 26-27-36/37/39-45-25 |
Transport Information: | UN 2735 8/PG 3 |
PSA: | 26.02000 |
LogP: | 2.12380 |
3,4-Difluorobenzonitrile
3,4-difluorobenzylamine
Conditions | Yield |
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Stage #1: 3,4-Difluorobenzonitrile With cerium(III) chloride; methyllithium; lithium bromide In tetrahydrofuran; diethyl ether at -25℃; for 1h; Inert atmosphere; Stage #2: With ammonium hydroxide In tetrahydrofuran; diethyl ether; water at 20℃; Stage #3: With hydrogenchloride In tetrahydrofuran; 1,4-dioxane; diethyl ether | |
With formic acid; triethylamine at 40℃; for 3h; | 96 %Chromat. |
Conditions | Yield |
---|---|
In dimethylsulfoxide-d6 Equilibrium constant; |
Conditions | Yield |
---|---|
In dimethylsulfoxide-d6 Equilibrium constant; |
Conditions | Yield |
---|---|
With borane-ammonia complex In methanol; water at 40℃; for 3h; Sealed tube; Overall yield = 99 percentChromat.; |
Isopropenyl acetate
3,4-difluorobenzylamine
N-(3,4-difluorobenzyl)acetamide
Conditions | Yield |
---|---|
In neat (no solvent) at 20℃; for 2h; Green chemistry; | 100% |
di-tert-butyl dicarbonate
3,4-difluorobenzylamine
tert-butyl 3,4-difluorobenzylcarbamate
Conditions | Yield |
---|---|
With Amberlyst A21 In neat (no solvent) at 20℃; for 0.0166667h; Solvent; Time; Concentration; Green chemistry; | 98% |
2-aminobenzaldehyde
3,4-difluorobenzylamine
Conditions | Yield |
---|---|
With scandium pentafluorobenzoate In toluene at 90℃; for 12h; | 98% |
benzothiazole-2-carboxylic acid ethyl ester
3,4-difluorobenzylamine
Conditions | Yield |
---|---|
In acetonitrile at 100℃; for 0.25h; Sealed tube; Microwave irradiation; | 97% |
benzophenone
3,4-difluorobenzylamine
benzhydrylidene-(3,4-difluoro-benzyl)-amine
Conditions | Yield |
---|---|
boron trifluoride diethyl etherate In toluene for 12h; Heating / reflux; | 95% |
With boron trifluoride diethyl etherate In toluene for 12h; Addition; Heating; |
diethyl chlorophosphate
3,4-difluorobenzylamine
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 20℃; for 6h; | 95% |
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