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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2257271Generated: October 30, 2026

5-Methyl-3-oxoindan-1-carbonyl chloride → 4-Methyl 1-(5-methyl-3-oxoindan-1-carbonyl)-2-(pyrrolidin-1-ylmethyl)piperazine dihydrochloride

https://huagongshe.com/reaction/2257271

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Methyl-3-oxoindan-1-carbonyl chlorideHCID 15730148—
Reactant1-Methyl-3-(pyrrolidin-1-ylmethyl)piperazine trihydrochlorideHCID 18915109—
SolventTriethylamineHCID 8471—
Product4-Methyl 1-(5-methyl-3-oxoindan-1-carbonyl)-2-(pyrrolidin-1-ylmethyl)piperazine dihydrochlorideHCID 1891502557.4%

Reaction Steps

The procedure described in Example 24 was repeated, but using 1.0 g of 1-methyl-3-(pyrrolidin-1-ylmethyl)piperazine trihydrochloride, 2.1 ml of triethylamine and 0.75 g of 5-methyl-3-oxoindan-1-carbonyl chloride, to afford 0.84 g of the title compound, melting at 220°-223° C. (dec.).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05656758
Source datasetuspto-grants-1997_08
ORD IDord-fbe478ba7db74da6a69e227c347b0641
Source noteuspto-grants-1997_08