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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2063895Generated: November 3, 2026

2-Chloro-4-[4-(2,2,4,6,7-pentamethyl-2,3-dihydro-1-benzofuran-5-yl)piperazin-1-yl]pyrimidine → 2-(4-Methoxyphenyl)-4-[4-(2,2,4,6,7-pentamethyl-2,3-dihydro-1-benzofuran-5-yl)piperazin-1-yl]pyrimidine

https://huagongshe.com/reaction/2063895

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Chloro-4-[4-(2,2,4,6,7-pentamethyl-2,3-dihydro-1-benzofuran-5-yl)piperazin-1-yl]pyrimidineHCID 59485003—
Reactant(4-Methoxyphenyl)borateHCID 86645335—
Product2-(4-Methoxyphenyl)-4-[4-(2,2,4,6,7-pentamethyl-2,3-dihydro-1-benzofuran-5-yl)piperazin-1-yl]pyrimidineHCID 5948502623.2%

Reaction Steps

By using 2-chloro-4-[4-(2,2,4,6,7-pentamethyl-2,3-dihydro-1-benzofuran-5-yl)piperazin-1-yl]pyrimidine (200 mg, 0.517 mmol) synthesized in Example 82 and (4-methoxyphenyl)borate (157 mg, 1.03 mmol), the reaction was carried out in the same manner as Reference example 22 to synthesis the title compound 54.9 mg (yield 12%). Melting point was 240 to 242° C. (ethyl acetate-hexane).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08288390B2
Source datasetuspto-grants-2012_10
ORD IDord-b89b7d477c4f4f869c246dd0c1cfd3e9
Source noteuspto-grants-2012_10