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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 915473Generated: November 2, 2026

N,N,N',N'-Tetramethylazodicarboxamide → (6-{3-[2-methyl-5-(4-trifluoromethoxy-phenyl)-2H-pyrazol-3-yl]-propoxy}-indol-1-yl)-acetic acid ethyl ester

https://huagongshe.com/reaction/915473

Reaction equation

Participants

RoleNameHCIDCharge
ReactantN,N,N',N'-TetramethylazodicarboxamideHCID 4278—
ReactantTributylphosphineHCID 13831—
Reactant3-[2-methyl-5-(4-trifluoromethoxy-phenyl)-2H-pyrazol-3-yl]-propan-1-olHCID 67402576—
Reactant(6-Hydroxy-indol-1-yl)-acetic acid ethyl esterHCID 68821422—
Product(6-{3-[2-methyl-5-(4-trifluoromethoxy-phenyl)-2H-pyrazol-3-yl]-propoxy}-indol-1-yl)-acetic acid ethyl esterHCID 69280224—

Reaction Steps

In analogy to the procedure described for example 3 c], (6-hydroxy-indol-1-yl)-acetic acid ethyl ester (example 2 e]) was reacted with 3-[2-methyl-5-(4-trifluoromethoxy-phenyl)-2H-pyrazol-3-yl]-propan-1-ol in the presence of N,N,N′,N′-tetramethyl azodicarboxamide and tributylphosphine to give (6-{3-[2-methyl-5-(4-trifluoromethoxy-phenyl)-2H-pyrazol-3-yl]-propoxy}-indol-1-yl)-acetic acid ethyl ester as colorless oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07265149B2
Source datasetuspto-grants-2007_09
ORD IDord-25628d3b793f4ccabac550a218fb1bce
Source noteuspto-grants-2007_09