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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1086039Generated: October 27, 2026

Sulfuric Acid → 4-Amino-5-chloro-2-(cyclohexanon-2-yl)oxy-N-[2-(diethylamino)ethyl]benzamide sulfate

https://huagongshe.com/reaction/1086039

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSulfuric AcidHCID 1118—
Reactant4-Amino-5-chloro-N-(2-diethylamino-ethyl)-2-(2-oxo-cyclohexyloxy)-benzamideHCID 14116891—
SolventIsopropanolHCID 3776—
Product4-Amino-5-chloro-2-(cyclohexanon-2-yl)oxy-N-[2-(diethylamino)ethyl]benzamide sulfateHCID 86742764—

Reaction Steps

The 4-amino-5-chloro-2-(cyclohexanon-2-yl)oxy-N-[2-(diethylamino)ethyl]benzamide (190 mg, 0.5 mmole) was dissolved in 25 ml 2-propanol and treated with 1 ml of 1N sulfuric acid. The solution was concentrated under reduced pressure upon which crystallization occurred to yield the title compound, mp. 175° dec.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05011992
Source datasetuspto-grants-1991_04
ORD IDord-294db8c5dea144b688da806bf28ad2c6
Source noteuspto-grants-1991_04