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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 580161Generated: October 26, 2026

Hydrochloric Acid → 1-(3-Dimethylaminobutyl)-3-(3-diethylaminopropylamino)5-chloroindazole dihydrochloric acid

https://huagongshe.com/reaction/580161

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantDiethyl EtherHCID 3283—
Reactant1-(3-Dimethylaminobutyl)-3-(3-diethylaminopropylamino)-5-chloroindazoleHCID 20135871—
SolventEthanolHCID 702—
Product1-(3-Dimethylaminobutyl)-3-(3-diethylaminopropylamino)5-chloroindazole dihydrochloric acidHCID 20135870—

Reaction Steps

In 50 ml of absolute ethyl alcohol was dissolved 3.10 g of the 1-(3-dimethylaminobutyl)-3-(3-diethylaminopropylamino)-5-chloroindazole, and into the solution was introduced dried hydrogen chloride gas under cooling with ice. Then to the solution was added anhydrous diethyl ether to separate crystals. The crystals were obtained by filtration and dried to give 1-(3-dimethylaminobutyl)-3-(3-diethylaminopropylamino)5-chloroindazole dihydrochloric acid having the following analytical value.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04751302
Source datasetuspto-grants-1988_06
ORD IDord-740b391f14154cd684c5c3aa27247e97
Source noteuspto-grants-1988_06