1H-Indole, 6-methyl- → HCID 24823778, compound

HRID 227415Notes

Reaction equation

HRID 227415 reaction equation
[CH3:1][C:2]1[CH:10]=[C:9]2[C:5]([CH:6]=[CH:7][NH:8]2)=[CH:4][CH:3]=1.C([Mg]Br)C.[CH3:15][C:16]1([CH3:24])[C:18]([CH3:20])([CH3:19])[CH:17]1[C:21](Cl)=[O:22]>ClCCl.[Cl-].[Zn+2].[Cl-]>[CH3:1][C:2]1[CH:10]=[C:9]2[C:5]([C:6]([C:21]([CH:17]3[C:18]([CH3:20])([CH3:19])[C:16]3([CH3:24])[CH3:15])=[O:22])=[CH:7][NH:8]2)=[CH:4][CH:3]=1

Participants

6

Reactant 3

HCID 1379281H-Indole, 6-methyl-HCID 110410022,2,3,3-Tetramethylcyclopropane-1-carbonyl chlorideHCID 178418443HCID 178418443, compound

Product 1

HCID 24823778HCID 24823778, compoundYield 65.8%

Reagents, catalysts & solvents 2

HCID 3007855ZincchlorideCatalystHCID 6344DichloromethaneSolvent

Procedure

A mixture of 6-methylindole (1.0 g, 7.6 mmol), ethylmagnesium bromide (1.0 M solution in THF, 9.1 mL, 9.1 mmol), zinc chloride (1.0 M solution in Et2O, 9.1 mL, 9.1 mmol) and the product of Example 1A (11 mmol) in 25 mL of dichloromethane was processed as described in Example 1B to provide the title compound (1.3 g, 5.0 mmol, 65% yield). MS (DCI/NH3) m/z 256 (M+H)+.

Sources & evidence

ORD record
ord-f438e4c064984f70bf44e8e543093443
Source dataset
uspto-grants-2009_07
Patent number
US07560481B2

Reaction notes

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