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Purity:99%
Concomitant inhibition of multiple oncog...
This invention relates to processes and ...
Inhibition of multiple signaling pathway...
Compounds having the following formula I...
4-bromo-1-(1-ethoxyethyl)-1H-pyrazole
2-methoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
1-(1-ethoxyethyl)-4-(4,4,5,5-tetramethyl[1,3,2]dioxaborolan-2-yl)-1H-pyrazole
| Conditions | Yield |
|---|---|
|
4-bromo-1-(1-ethoxyethyl)-1H-pyrazole;
With
isopropyl magnesium chloride - lithium chloride complex;
In
tetrahydrofuran;
at 20 - 25 ℃;
for 16h;
2-methoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane;
In
tetrahydrofuran;
at -20 - 25 ℃;
for 2h;
|
99% |
|
4-bromo-1-(1-ethoxyethyl)-1H-pyrazole;
With
TurboGrignard;
In
tetrahydrofuran;
at 20 ℃;
2-methoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane;
In
tetrahydrofuran;
at -20 - 20 ℃;
for 2h;
|
99% |
|
4-bromo-1-(1-ethoxyethyl)-1H-pyrazole;
With
TurboGrignard;
In
tetrahydrofuran;
at 20 ℃;
2-methoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane;
In
tetrahydrofuran;
at -20 - 20 ℃;
for 2h;
|
99% |
|
4-bromo-1-(1-ethoxyethyl)-1H-pyrazole;
With
TurboGrignard;
In
tetrahydrofuran;
at -20 - 20 ℃;
Inert atmosphere;
2-methoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane;
In
tetrahydrofuran;
at -20 - 10 ℃;
Inert atmosphere;
|
56.4% |
|
4-bromo-1-(1-ethoxyethyl)-1H-pyrazole;
With
TurboGrignard;
at 20 ℃;
for 12h;
2-methoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane;
at -20 - 10 ℃;
|
56.4% |
|
4-bromo-1-(1-ethoxyethyl)-1H-pyrazole;
With
TurboGrignard;
In
tetrahydrofuran;
at 20 ℃;
for 12h;
2-methoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane;
In
tetrahydrofuran;
at -20 - 10 ℃;
for 1h;
With
water; ammonium chloride;
In
tetrahydrofuran;
|
56.4% |
|
4-bromo-1-(1-ethoxyethyl)-1H-pyrazole;
With
TurboGrignard;
In
tetrahydrofuran;
at 20 ℃;
for 12h;
2-methoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane;
In
tetrahydrofuran;
at -20 - 10 ℃;
for 1h;
|
4.2 g |
4-bromo-1-(1-ethoxyethyl)-1H-pyrazole
bis(pinacol)diborane
1-(1-ethoxyethyl)-4-(4,4,5,5-tetramethyl[1,3,2]dioxaborolan-2-yl)-1H-pyrazole
| Conditions | Yield |
|---|---|
|
With
potassium acetate;
(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride;
In
1,4-dioxane;
at 50 ℃;
for 16h;
Inert atmosphere;
|
68.5% |
|
With
potassium acetate;
In
1,4-dioxane;
|
68.5% |
4-bromo-1-(1-ethoxyethyl)-1H-pyrazole
2-methoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
1-(1-ethoxyethyl)-4-iodo-1H-pyrazole
4-(1H-pyrazol-4-yl)-7-((2-trimethylsilanylethoxy)methyl)-7H-pyrrolo[2,3-d]pyrimidine
2-(1-(ethanesulfonyl)-3-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)azetidine-3-yl)acetonitrile
4-(1-(1-ethoxyethyl)-1H-pyrazol-4-yl)-7-((2-(trimethylsilyl)ethoxy)methyl)-7H-pyrrolo[2,3-c]pyridazine
7-benzyl-4-(1-(1-ethoxyethyl)-1H-pyrazol-4-yl)-7H-pyrrolo[2,3-d][1,2,3]triazine-5-carbonitrile
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