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CAS No. : | 1072-85-1 | MDL No. : | MFCD00000282 |
Formula : | C6H4BrF | Boiling Point : | No data available |
Linear Structure Formula : | - | InChI Key : | IPWBFGUBXWMIPR-UHFFFAOYSA-N |
M.W : | 175.00 | Pubchem ID : | 61259 |
Synonyms : |
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Signal Word: | Danger | Class: | 3 |
Precautionary Statements: | P261-P305+P351+P338 | UN#: | 1993 |
Hazard Statements: | H225-H315-H319-H335 | Packing Group: | Ⅲ |
GHS Pictogram: |
* All experimental methods are cited from the reference, please refer to the original source for details. We do not guarantee the accuracy of the content in the reference.
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
5.2 %Chromat. | Stage #1: With sodium hexamethyldisilazane In tetrahydrofuran at 65℃; for 1 h; Stage #2: With hydrogenchloride; water In tetrahydrofuran |
Example 4; Reaction of haloarenes and 2-methylpropionitrile in the presence of various bases in THF. The reaction tubes of Mettler Toledo MiniBlock.(TM). were independently charged with the haloarenes (0.01 mol) identified below and a solution of 2-methylpropionitrile in THF (8.5 mL, 0.01 mol) which was prepared from the nitrile (14 g) and THF (160 mL). An equimolar amount of the base (0.01 mol) was independently added to each tube dropwise at ambient temperature. The reaction mixtures were heated to 65° C. over 1 hour, cooled to ambient temperature and quenched with 5percent HCl (6 mL). The organic phases were separated and the solvents were evaporated. The crude product mixtures were examined using gas chromatography (GC)/mass spectroscopy (MS) and proton nuclear magnetic resonance (1H-NMR).F. haloarene: 1-bromo-2-fluorobenzene; base: sodium hexamethyldisilazide (1M in THF); product: 2-(2-bromophenyl)-2-methylpropionitrile (5.2percent by GC/MS) and residual haloarene (76.8percent) |