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ChemicalBook CAS DataBase List 1H-INDOLE-2-CARBONYL CHLORIDE
58881-45-1

1H-INDOLE-2-CARBONYL CHLORIDE synthesis

5synthesis methods
-

Yield:58881-45-1 98%

Reaction Conditions:

with oxalyl dichloride;N,N-dimethyl-formamide in dichloromethane at 40; for 1.5 h;

Steps:

1.A

To a suspension of indole-2-carboxylic acid (800 mg, 4.9 mmol) in CH2Cl2 was added oxalyl chloride (1.28 mL, 14.9 mmol) and N,N-dimethylformamide (DMF; 0.05 mL). After 1.5 h at 40° C., the mixture was concentrated to give a yellow solid (874 mg, 98%), which was used without purification in subsequent reactions.

References:

US2007/238771,2007,A1 Location in patent:Page/Page column 10

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