Oxidative carbonylation of monohydroxy aryl compounds by methyl formate
申请人:Bayer MaterialScience AG
公开号:EP2781503A1
公开(公告)日:2014-09-24
The field of the present invention relates to a process for continuously preparing alkylaryl carbonates and diarylcarbonates from methyl formate and at least one monohydroxy aryl compound in the presence of catalysts, and to the use thereof for preparation of polycarbonates.
[EN] COMPOUNDS USEFUL FOR THE TREATMENT OF METABOLIC DISORDERS AND SYNTHESIS OF THE SAME<br/>[FR] COMPOSÉS UTILES DANS LE TRAITEMENT DE TROUBLES MÉTABOLIQUES ET LEUR SYNTHÈSE
申请人:UNIV NORTH CAROLINA
公开号:WO2014165816A1
公开(公告)日:2014-10-09
The present invention provides compounds of Formula (I): wherein variables X, Y, Z and R1 are as described herein. Some of the compounds described herein are glutamate dehydrogenase activators. The invention is also directed to pharmaceutical compositions comprising these compounds, uses of these compounds and compositions in the treatment of metabolic disorders as well as synthesis of the compounds.
Oral care compositions with color changing indicator
申请人:Sabnis W. Ram
公开号:US20060222601A1
公开(公告)日:2006-10-05
The invention describes color changing toothpastes and mouthwashes which contains acid-base indicator(s) for interaction with the oral cavity to provide a color change indicative of treatment time.
这项发明描述了含有酸碱指示剂的变色牙膏和漱口水,用于与口腔相互作用,以提供治疗时间的颜色变化指示。
PROCESS FOR PREPARING DIARYL CARBONATES FROM DIALKYL CARBONATES
申请人:Düx Andre
公开号:US20100010252A1
公开(公告)日:2010-01-14
The invention provides a process for preparing diaryl carbonates from dialkyl carbonates and aromatic hydroxyl compounds using at least two reaction columns, a process section for recovering the dialkyl carbonate used in the reaction and for removing the alcohol of reaction, one or more process steps for removing the by-products obtained in the process which have a boiling point between that of the dialkyl carbonate and that of the alkyl aryl carbonate formed during the preparation of the diaryl carbonate, and a process step for further purification of the diaryl carbonate obtained from the reaction columns.
PROCESS FOR PREPARING DIARYL CARBONATES OR ALKYL ARYL CARBONATES FROM DIALKYL CARBONATES
申请人:DÜX Andre
公开号:US20100261928A1
公开(公告)日:2010-10-14
The invention relates to a process for preparing diaryl carbonates and/or alkyl aryl carbonates from dialkyl carbonates and aromatic hydroxy compounds using a reactive dividing wall column.