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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2177354Generated: November 1, 2026

Boronic acid, (4-ethylphenyl)- → HCID 90418009, compound

https://huagongshe.com/reaction/2177354

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBoronic acid, (4-ethylphenyl)-HCID 2734352—
ReactantMethyl 3-hydroxy-5-(trifluoromethyl)thiophene-2-carboxylateHCID 2759855—
ReactantAluminium lithium hydrideHCID 21226445—
ReactantHCID 90418823HCID 90418823—
ProductHCID 90418009HCID 90418009—

Reaction Steps

The title compound was prepared according to the procedure described in Example 208 starting from methyl 3-hydroxy-5-(trifluoromethyl)thiophene-2-carboxylate and by coupling of methyl 5-(trifluoromethyl)-3-(((trifluoromethyl)sulfonyl)oxy)thiophene-2-carboxylate and 4-ethylphenyl boronic acid followed by LAH reduction to afford the desired product as an off-white oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09067898B1
Source datasetuspto-grants-2015_06
ORD IDord-fcf2d3e833f84685a611992a55e7685e
Source noteuspto-grants-2015_06