USPTO Patent Grant for Fluorinated Pyrimidine Compound Production

ChangeBridge: Patent Grants - Organic Chemistry (C07D)

Published March 24th, 2026

Detected March 24th, 2026

Summary

The USPTO has granted a patent (US12583847B2) to UNIMATEC CO., LTD. for a fluorinated pyrimidine compound and its production method. The patent covers specific chemical structures and synthesis processes, with a filing date of March 16, 2022.

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What changed

The United States Patent and Trademark Office (USPTO) has issued patent US12583847B2 to UNIMATEC CO., LTD. for a novel fluorinated pyrimidine compound and a method for its production. The patent details specific chemical formulas, including general formulas (1a) and (1b), defining various substituents (R1, R2) and ring structures (Z). The patent was filed on March 16, 2022, and granted on March 24, 2026, with 6 claims.

This patent grant signifies the protection of intellectual property related to a specific chemical entity and its manufacturing process. While not imposing direct compliance obligations on other entities, it establishes exclusive rights for the assignee, UNIMATEC CO., LTD. Companies operating in the pharmaceutical or chemical manufacturing sectors, particularly those involved in organic chemistry and the development of pyrimidine-based compounds, should be aware of this granted patent to avoid potential infringement issues.

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← USPTO Patent Grants

Fluorinated pyrimidine compound and method for producing same

Grant US12583847B2 Kind: B2 Mar 24, 2026

Assignee

UNIMATEC CO., LTD.

Inventors

Junya Seino, Rie Aotsu, Keisuke Kokin

Abstract

A fluorinated pyrimidine compound represented by the following general formula (1a) or (1b): wherein R1 represents a hydrocarbon group having 1 to 12 carbon atoms, R2 represents a halogen atom, a hydrocarbon group having 1 to 10 carbon atoms, —CnF2n+1, a nitro group, a boronic acid group, a cyano group, —OA1, —OlSOmA1, —NA1A2, —OlCOOA1, or —OlCONA1A2, A1 and A2 each independently represent a hydrogen atom or a hydrocarbon group having 1 to 10 carbon atoms, A1 and A2 may be bonded to form a ring structure, and when a plurality of R2 is present, the plurality of R2 may be the same or different from each other, and a ring Z is a 5-membered aromatic heterocyclic ring containing one oxygen atom and one or more nitrogen atoms.