公开(公告)号：US10981857B2

公开(公告)日：2021-04-20

申请号：US16087369

申请日：2017-02-24

Applicant: AGC INC.

Inventor： Takashi Akiya ,  Mitsugu Kasagawa ,  Naoki Ichinokawa ,  Yu Onozaki ,  Satoshi Kawaguchi ,  Yusuke Tomiyori ,  Arata Yasuda

IPC: C07C43/313 ,  C07C67/00 ,  C07C67/62 ,  C07C69/653 ,  C07C41/48

Abstract: The present invention provides a production method of α-fluoroacrylate ester, a composition containing a highly-pure fluorocyclopropane derivative and a composition containing highly-pure α-fluoroacrylate ester. The present invention relates to a method of producing a compound represented by the following formula (F), including subjecting a composition containing a compound represented by the following formula (A) to a purification treatment in the order of distillation and washing with an aqueous alkali solution to give a purified product containing a compound represented by the following formula (A), and subjecting the purified product to a thermal decomposition reaction, a composition containing a highly-pure compound represented by the following formula (A), and a composition containing a highly-pure compound represented by the following formula (F), wherein R may be the same or different and is a monovalent hydrocarbon group, and X is a halogen atom: