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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1850431Generated: November 2, 2026

1-(4-Methoxyphenyl)piperazine → 1-(4-Methoxyphenyl)-4-[2,4,6,7-tetramethyl-2,3-dihydro-1-benzofuran-5-yl]piperazine

https://huagongshe.com/reaction/1850431

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-(4-Methoxyphenyl)piperazineHCID 269722—
Reactant5-Bromo-2,4,6,7-tetramethyl-2,3-dihydrobenzofuranHCID 66760287—
Product1-(4-Methoxyphenyl)-4-[2,4,6,7-tetramethyl-2,3-dihydro-1-benzofuran-5-yl]piperazineHCID 5948501639%

Reaction Steps

By using 5-bromo-2,4,6,7-tetramethyl-2,3-dihydro-1-benzofuran (4.02 g, 15.8 mmol) synthesized in Reference example 53 and 1-(4-methoxyphenyl)piperazine (6.08 g, 31.6 mmol), the reaction was carried out in the same manner as Example 1 to obtain the title compound 2.25 g (yield 39%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08957069B2
Source datasetuspto-grants-2015_02
ORD IDord-ce6a366f1222481dace7e122360dc9a1
Source noteuspto-grants-2015_02