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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1085807Generated: November 1, 2026

5-Methylindole → 2-(5-methyl-1H-indol-3-yl)-2-oxoacetyl chloride

https://huagongshe.com/reaction/1085807

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-MethylindoleHCID 11978—
ReactantOxalyl chlorideHCID 65578—
SolventDiethyl EtherHCID 3283—
Product2-(5-methyl-1H-indol-3-yl)-2-oxoacetyl chlorideHCID 12187418—

Reaction Steps

Oxalyl chloride (0.76 ml) was slowly added to a stirred solution of 1 g of 5-methylindole in 20 ml of anhydrous ether at 0° C. The precipitate which formed was filtered off and dried at 80° C. to give 5-methyl-3-indolylglyoxylyl chloride.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05011846
Source datasetuspto-grants-1991_04
ORD IDord-cf472944a2bc4f2baee0923fc39eeebf
Source noteuspto-grants-1991_04