Method for Producing 1,3-Dioxolan-4,6-Dione Compound
申请人:Sato Shingo
公开号:US20080015365A1
公开(公告)日:2008-01-17
A method for producing a 1,3-dioxolan-4,6-dione compound from a ketone compound and a malonic acid, the method comprising: precipitating a 1,3-dioxolan-4,6-dione compound as a crystal from a mixed solvent comprising a first organic solvent having a dielectric constant of 10 or more and a water, so as to form a precipitated 1,3-dioxolan-4,6-dione compound; and isolating the precipitated 1,3-dioxolan-4,6-dione compound by a solid-liquid separation.
US7183422B2
申请人:——
公开号:US7183422B2
公开(公告)日:2007-02-27
US7442809B2
申请人:——
公开号:US7442809B2
公开(公告)日:2008-10-28
Nove oxonol compound and process for producing the compound
申请人:Mikoshiba Hisashi
公开号:US20060142597A1
公开(公告)日:2006-06-29
A compound represented by the formula (I) defined herein and a compound represented by the formula (II) defined herein, and a process for producing the compound represented by the formula (I) which comprises reacting the compound represented by the formula (III) defined herein with the compound represented by the formula (IV) defined herein.