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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1097276Generated: October 25, 2026

1-Ethyl-5-methyl-5-(4,5,6,7-tetrafluoro-1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)-2,4,6(1H,3H,5H)-pyrimidinetrione → 1-Cyclohexyl-5-methyl-5-(4,5,6,7-tetrafluoro-1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)-2,4,6(1H,3H,5H)-pyrimidinetrione

https://huagongshe.com/reaction/1097276

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-Ethyl-5-methyl-5-(4,5,6,7-tetrafluoro-1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)-2,4,6(1H,3H,5H)-pyrimidinetrioneHCID 24765668—
Reactant5-Amino-1-cyclohexyl-5-methylbarbituric acidHCID 66810765—
Product1-Cyclohexyl-5-methyl-5-(4,5,6,7-tetrafluoro-1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)-2,4,6(1H,3H,5H)-pyrimidinetrioneHCID 24765760—

Reaction Steps

Compound 19h was prepared from 5-amino-1-cyclohexyl-5-methylbarbituric acid (0.36 g, 1.50 mmol) using the same procedure described for 19f. The crude product was recrystallized from EtOH to give 1-cyclohexyl-5-methyl-5-(tetrafluorophthalimido)barbituric acid (19h) as white crystals.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08143252B2
Source datasetuspto-grants-2012_03
ORD IDord-a135f5ad152247b083c920ec03f02fa1
Source noteuspto-grants-2012_03