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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 45503Generated: October 28, 2026

4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole → {2-(4-Chloro-phenyl)-2-[4-(1H-pyrazol-4-yl)-phenyl]-ethyl}-dimethyl-amine

https://huagongshe.com/reaction/45503

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazoleHCID 2774010—
ReactantHCID 44266747HCID 44266747—
Product{2-(4-Chloro-phenyl)-2-[4-(1H-pyrazol-4-yl)-phenyl]-ethyl}-dimethyl-amineHCID 11427346—

Reaction Steps

[2,2-Bis-(4-chloro-phenyl)-ethyl]-dimethyl-amine was reacted with 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole following the procedure set out in Example 1 to give the title compound. LC/MS: (PS-B2) Rt 3.07 [M+H]+ 325.99. 1H NMR (Me-d3-OD) δ 2.5 (6H, s), 2.98 (2H, dd), 4.34 (1H, t), 7.31-7.36 (6H, m), 7.50 (2H, d), 7.92 (2H, s).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08541461B2
Source datasetuspto-grants-2013_09
ORD IDord-fc294e69531e4b08b81bce9645afa8fe
Source noteuspto-grants-2013_09