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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1850441Generated: October 26, 2026

p-Bromochlorobenzene → 1-(4-Chlorophenyl)-4-(2,2,4,6,7-pentamethyl-2,3-dihydro-1-benzofuran-5-yl)piperazine

https://huagongshe.com/reaction/1850441

Reaction equation

Participants

RoleNameHCIDCharge
Reactantp-BromochlorobenzeneHCID 7806—
Reactant1-(2,2,4,6,7-Pentamethyl-2,3-dihydro-1-benzofuran-5-yl)piperazineHCID 66759731—
Product1-(4-Chlorophenyl)-4-(2,2,4,6,7-pentamethyl-2,3-dihydro-1-benzofuran-5-yl)piperazineHCID 5948510826%

Reaction Steps

By using 1-(2,2,4,6,7-pentamethyl-2,3-dihydro-1-benzofuran-5-yl)piperazine (274 mg, 1.00 mmol) synthesized in Reference example 61 and 1-bromo-4-chlorobenzene (287 mg, 1.50 mmol), the reaction was carried out in the same manner as Example 23 to obtain the title compound 100 mg (yield 26%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08957069B2
Source datasetuspto-grants-2015_02
ORD IDord-f47fe03e2bb442b99d133b33c8b47a16
Source noteuspto-grants-2015_02