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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1493150Generated: October 27, 2026

1-Methyl-3-(pyrrolidin-1-ylmethyl)piperazine trihydrochloride → 1-(5,6-Dichloroindan-1-carbonyl)-4-methyl-2-(pyrrolidin-1-ylmethyl)piperazine dihydrochloride

https://huagongshe.com/reaction/1493150

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-Methyl-3-(pyrrolidin-1-ylmethyl)piperazine trihydrochlorideHCID 18915109—
Reactant5,6-Dichloroindan-1-carbonyl chlorideHCID 18915166—
SolventTriethylamineHCID 8471—
Product1-(5,6-Dichloroindan-1-carbonyl)-4-methyl-2-(pyrrolidin-1-ylmethyl)piperazine dihydrochlorideHCID 18915043109.2%

Reaction Steps

The procedure described in Example 24 was repeated, but using 1.67 g of 1-methyl-3-(pyrrolidin-1-ylmethyl)piperazine trihydrochloride, 3.6 ml of triethylamine and 1.5 g of 5,6-dichloroindan-1-carbonyl chloride, to afford 1.54 g of the title compound, melting at 245 °-250° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05021413
Source datasetuspto-grants-1991_06
ORD IDord-a93adaff8d224fd7a775b2ea89524939
Source noteuspto-grants-1991_06