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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 890440Generated: October 30, 2026

N,N,N',N'-Tetramethylazodicarboxamide → {6-[2-Methyl-6-(4-trifluoromethyl-phenyl)-pyridin-3-ylmethoxy]-indol-1-yl}-acetic acid ethyl ester

https://huagongshe.com/reaction/890440

Reaction equation

Participants

RoleNameHCIDCharge
ReactantN,N,N',N'-TetramethylazodicarboxamideHCID 4278—
ReactantTributylphosphineHCID 13831—
Reactant[2-Methyl-6-(4-trifluoromethyl-phenyl)-pyridin-3-yl]-methanolHCID 21935862—
Reactant(6-Hydroxy-indol-1-yl)-acetic acid ethyl esterHCID 68821422—
Product{6-[2-Methyl-6-(4-trifluoromethyl-phenyl)-pyridin-3-ylmethoxy]-indol-1-yl}-acetic acid ethyl esterHCID 69637711—

Reaction Steps

In analogy to the procedure described in example 5 f], (6-hydroxy-indol-1-yl)-acetic acid ethyl ester was reacted with [2-methyl-6-(4-trifluoromethyl-phenyl)-pyridin-3-yl]-methanol (example 5 e]) in the presence of tributylphosphine and N,N,N′,N′-tetramethyl azodicarboxamide to yield {6-[2-methyl-6-(4-trifluoromethyl-phenyl)-pyridin-3-ylmethoxy]-indol-1-yl}-acetic acid ethyl ester as colorless crystals.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06995263B2
Source datasetuspto-grants-2006_02
ORD IDord-5ee3725268f046c5ac6fe9da1ff86f95
Source noteuspto-grants-2006_02