Antioxidant BHT 264
CAS:128-37-0
Purity:99%
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bromobenzene
para-chloroacetophenone
1-(4-chloro-phenyl)-1-phenyl-ethanol
| Conditions | Yield |
|---|---|
|
bromobenzene;
With
magnesium;
iodine;
In
tetrahydrofuran;
Inert atmosphere;
Reflux;
para-chloroacetophenone;
In
tetrahydrofuran;
at 0 - 20 ℃;
With
water; ammonium chloride;
In
tetrahydrofuran;
at 0 ℃;
|
25% |
para-chloroacetophenone
phenylmagnesium bromide
1-(4-chloro-phenyl)-1-phenyl-ethanol
| Conditions | Yield |
|---|---|
|
phenylmagnesium bromide;
With
Et2AlBr;
In
tetrahydrofuran;
at 0 - 20 ℃;
Inert atmosphere;
With
titanium(IV) isopropylate; (S)-[1,1']-binaphthalenyl-2,2'-diol;
In
toluene;
at 0 ℃;
for 0.5h;
Inert atmosphere;
para-chloroacetophenone;
Further stages;
|
90% |
|
In
tetrahydrofuran; diethyl ether;
at 20 ℃;
Inert atmosphere;
|
51% |
|
With
ammonium chloride;
In
tetrahydrofuran;
|
|
|
In
tetrahydrofuran;
at 0 ℃;
Inert atmosphere;
|
1-(p-chlorophenyl)ethyl alcohol
methylmagnesium chloride
4-chlorobenzophenone
methanol
1-{2-[1-(4-chloro-phenyl)-1-phenyl-ethoxy]-ethyl}-piperidine
4-nitro-benzoic acid 1-(4-chloro-phenyl)-1-phenyl-ethyl ester
4-{2-[1-(4-chlorophenyl)-1-phenylethoxy]ethyl}-1-(ethoxycarbonyl)piperazine
(R)-2-[2-[1-(4-Chlorophenyl)-1-phenylethoxy]ethyl]-1-methylpyrrolidine
