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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1374822Generated: October 31, 2026

Acetic Anhydride → 1-Acetylindolin-2-one

https://huagongshe.com/reaction/1374822

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AnhydrideHCID 7918—
ReactantOxindoleHCID 321710—
Product1-Acetylindolin-2-oneHCID 323719—

Reaction Steps

13.3 g (0.1 mol) of 2-indolinone and 30 ml of acetic anhydride are stirred for 3 hours at 170° C. After cooling the mixture is combined with 150 ml of ice water, the crystalline product is suction filtered, washed with water and dried.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07166615B2
Source datasetuspto-grants-2007_01
ORD IDord-812bc2c7483b4d98819a58cb954c1e22
Source noteuspto-grants-2007_01