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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1262547Generated: November 2, 2026

Hydrochloric Acid → 1-[4-[4-(1,2-Benzisothiazol-3-yl)-1-piperazinyl]butyl]-4-methyl-4-propyl-2,6-piperidinedione

https://huagongshe.com/reaction/1262547

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant3-(1-Piperazinyl)-1,2-benzisothiazoleHCID 2772144—
ReactantN-(4-Bromobutyl)-3-methyl-3-n-propylglutarimideHCID 13232512—
Product1-[4-[4-(1,2-Benzisothiazol-3-yl)-1-piperazinyl]butyl]-4-methyl-4-propyl-2,6-piperidinedioneHCID 13232491—

Reaction Steps

Title product hydrochloride--Reaction of N-(4-bromobutyl)-3-methyl-3-n-propylglutarimide with 3-(1-piperazinyl)-1,2-benzisothiazole and conversion of the free base to the hydrochloride salt according to the procedure of Example 3 affords 1-[4-[4-(1,2-benzisothiazol-3-yl)-1-piperazinyl]butyl]-4-methyl-4-propyl-2,6-piperidinedione hydrochloride, m.p. 163°-165° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04452799
Source datasetuspto-grants-1984_06
ORD IDord-dda2caae99184f5b87b281f7e483a088
Source noteuspto-grants-1984_06