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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 554610Generated: October 31, 2026

(5-Bromo-2-chloro-pyridin-3-yl)-acetic acid ethyl ester → [2-Chloro-5-(2-formyl-4-trifluoromethyl-phenyl)-pyridin-3-yl]-acetic acid ethyl ester

https://huagongshe.com/reaction/554610

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(5-Bromo-2-chloro-pyridin-3-yl)-acetic acid ethyl esterHCID 58565158—
Reactant2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-5-(trifluoromethyl)benzaldehydeHCID 86640534—
Product[2-Chloro-5-(2-formyl-4-trifluoromethyl-phenyl)-pyridin-3-yl]-acetic acid ethyl esterHCID 86640533—

Reaction Steps

(5-Bromo-2-chloro-pyridin-3-yl)-acetic acid ethyl ester and 2-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-5-trifluoromethyl-benzaldehyde were reacted as described in Example 3, Step 6 to provide [2-chloro-5-(2-formyl-4-trifluoromethyl-phenyl)-pyridin-3-yl]-acetic acid ethyl ester.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08049015B2
Source datasetuspto-grants-2011_11
ORD IDord-d0b8f0014d9e49b7b9e4951423b6ae32
Source noteuspto-grants-2011_11