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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1956150Generated: November 1, 2026

Piperazine → 1-[6-(Nonyloxy)-2,3-dihydro-1H-inden-1-yl]piperazine

https://huagongshe.com/reaction/1956150

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPiperazineHCID 4837—
ReactantSodium borohydrideHCID 4311764—
ReactantHCID 22375376HCID 22375376—
CatalystTitanium isopropoxideHCID 11026—
Product1-[6-(Nonyloxy)-2,3-dihydro-1H-inden-1-yl]piperazineHCID 2237538291.2%

Reaction Steps

Piperazine (4.4 g, 51 mmol), 6-(1-nonyloxy)indan-1-one (1.4 g, 5.1 mmol), titanium(IV) isopropoxide (2.5 ml. 7.5 mmol) and sodium borohydride (1.8 g, 47 mmol) were reacted by Method B to give the product (1.6 g, 91.2%, mp: 138°-144° C.). Calcd for C22H36N2 O.C4H4O4.0.4H2O: C, 66.75%; H, 8.79%; N, 5.99%. Found: C, 66.76%; H, 8.71%; N, 5.90%.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05780470
Source datasetuspto-grants-1998_07
ORD IDord-9bf2f7407ba34132abc797d71e1cf885
Source noteuspto-grants-1998_07