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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1529541Generated: November 4, 2026

(R)-(R)-quinuclidin-3-yl 2-amino-2-phenylacetate bis hydrochloride → [(1S)-1-[3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl]-2-(3,5-dichloro-1-oxido-pyridin-1-ium-4-yl)ethyl] 2-hydroxy-3-[[[2-oxo-1-phenyl-2-[(3R)-quinuclidin-3-yl]oxy-ethyl]amino]methyl]benzoate formate salt

https://huagongshe.com/reaction/1529541

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(R)-(R)-quinuclidin-3-yl 2-amino-2-phenylacetate bis hydrochlorideHCID 86720688—
Reactant[(1S)-1-[3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl]-2-(3,5-dichloro-1-oxido-pyridin-1-ium-4-yl)ethyl]3-formyl-2-hydroxy-benzoateHCID 86720699—
Product[(1S)-1-[3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl]-2-(3,5-dichloro-1-oxido-pyridin-1-ium-4-yl)ethyl] 2-hydroxy-3-[[[2-oxo-1-phenyl-2-[(3R)-quinuclidin-3-yl]oxy-ethyl]amino]methyl]benzoate formate saltHCID 86720700—

Reaction Steps

The title compound was synthesized from [(1S)-1-[3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl]-2-(3,5-dichloro-1-oxido-pyridin-1-ium-4-yl)ethyl] 3-formyl-2-hydroxy-benzoate and Intermediate 8 via the same method described for Example 1.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09090606B2
Source datasetuspto-grants-2015_07
ORD IDord-120cd0e0e23447288c294aa20355aa9f
Source noteuspto-grants-2015_07