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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 883641Generated: November 2, 2026

Methyl cyanoacetate → HCID 67424997, compound

https://huagongshe.com/reaction/883641

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethyl cyanoacetateHCID 7747—
Reactant6-Chloroindoline-2,3-dioneHCID 241331—
ProductHCID 67424997HCID 6742499784%

Reaction Steps

Following the general method as outlined for Intermediate 1, starting from 6-chloro isatin and methyl cyanoacetate, the title compound was isolated, after evaporation, as a dark brown solid in 84% yield. This was a 5.5:1 mixture of geometric isomers (98% purity by HPLC).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08236963B2
Source datasetuspto-grants-2012_08
ORD IDord-e7103080cd07456797883e0f06deca2e
Source noteuspto-grants-2012_08