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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1180893Generated: October 26, 2026

1-ethyl-3-(4-nitrophenyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole → 4-[1-(1,1-dimethylethyl)-5-(4-nitrophenyl)-1H-pyrazol-4-yl]-1H-pyrrolo[2,3-b]pyridine

https://huagongshe.com/reaction/1180893

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-ethyl-3-(4-nitrophenyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazoleHCID 68995348—
Reactant1-(1,1-dimethylethyl)-5-(4-nitrophenyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazoleHCID 68998431—
Product4-[1-(1,1-dimethylethyl)-5-(4-nitrophenyl)-1H-pyrazol-4-yl]-1H-pyrrolo[2,3-b]pyridineHCID 68996036—

Reaction Steps

Following the procedure described for Intermediate 6 with 1-(1,1-dimethylethyl)-5-(4-nitrophenyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole for 1-ethyl-3-(4-nitrophenyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole, provided the title compound. ESMS [M+H]+: 362.2

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07282588B2
Source datasetuspto-grants-2007_10
ORD IDord-b93d7dee8a93495a84f28574741d9e30
Source noteuspto-grants-2007_10