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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1287456Generated: November 1, 2026

2-Ethylidene-2',3'-dichloro4'-methoxypropiophenone → 2,3-Dimethyl-5-methoxy-6,7-dichloro-1-indanone

https://huagongshe.com/reaction/1287456

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Ethylidene-2',3'-dichloro4'-methoxypropiophenoneHCID 53631931—
SolventSulfuric AcidHCID 1118—
Product2,3-Dimethyl-5-methoxy-6,7-dichloro-1-indanoneHCID 20358441—

Reaction Steps

By following the procedure described in Example 5, Step D, using as the reactants 2-ethylidene-2',3'-dichloro-4'-methoxypropiophenone (30 g.) and sulfuric acid (120 ml.), there is obtained 2,3-dimethyl- 5-methoxy-6,7-dichloro-1-indanone.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS03984465
Source datasetuspto-grants-1976_10
ORD IDord-27d4cc923f3444248c63f4d774b6275d
Source noteuspto-grants-1976_10