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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1967333Generated: November 1, 2026

2-(Trifluoromethyl)-4-(3,3,5-trimethyl-2,4-dioxopyrrolidin-1-yl)benzonitrile → Rac-4-[(2r,3r)-3-hydroxy-2,3,4,4-tetramethyl-5-oxopyrrolidin-1-yl]-2-(trifluoromethyl)benzonitrile

https://huagongshe.com/reaction/1967333

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-(Trifluoromethyl)-4-(3,3,5-trimethyl-2,4-dioxopyrrolidin-1-yl)benzonitrileHCID 59556941—
ReactantHCID 178420675HCID 178420675—
ProductRac-4-[(2r,3r)-3-hydroxy-2,3,4,4-tetramethyl-5-oxopyrrolidin-1-yl]-2-(trifluoromethyl)benzonitrileHCID 67105617—

Reaction Steps

Using 2-(trifluoromethyl)-4-(3,3,5-trimethyl-2,4-dioxopyrrolidin-1-yl)benzonitrile (100 mg) and methylmagnesium bromide-THF solution (3.22 mL, 1.0 mol/L), and in the same manner as in Example 2, the title compound was obtained as a colorless solid (yield: 77 mg, 73%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08420694B2
Source datasetuspto-grants-2013_04
ORD IDord-5749492b55d44d78b35bba319f6fc6db
Source noteuspto-grants-2013_04