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Patent Agency Ranking
公开(公告)号：US09409854B2
公开(公告)日：2016-08-09
申请号：US14895867
申请日：2014-06-03
Applicant: COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCH
Inventor： Shubhangi Bhalchandra Umbarkar , Mohan Keraba Dongare , Ankush Venkatrao Biradar , Atul Balasaheb Kulal , Trupti Vyankatesh Kotbagi , Ashvini Ramesh Bhosale , Macchindra Gulabrao Chandgude
IPC: C07C205/00 , C07C201/08 , C07B43/02 , B01J23/30 , B01J21/08 , B01J37/02 , B01J37/04 , B01J37/08
CPC classification number: C07C201/08 , B01J21/08 , B01J23/30 , B01J29/0341 , B01J35/1019 , B01J37/0236 , B01J37/036 , B01J37/04 , B01J37/08 , C07B43/02 , Y02P20/588 , C07C205/12 , C07C205/22 , C07C205/06
Abstract: The present invention discloses an improved process for the liquid phase nitration of aromatic compounds catalyzed by WO3 supported on mesoporous silica support, at low temperature, with high conversion and selectivity.
Abstract translation: 本发明公开了一种用于在低温下以高转化率和选择性负载在介孔二氧化硅载体上的WO 3催化的芳族化合物的液相硝化的改进方法。
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公开(公告)号：US20180141892A1
公开(公告)日：2018-05-24
申请号：US15735530
申请日：2016-06-10
Applicant: Council of Scientific & Industrial Research
Inventor： Shubhangi Bhalchandra Umbarkar , Mohan Keraba Dongare , Swati Laxmikantrao Pandhare , Sonali Balasaheb Khomane , Dhananjay Shahauraj Doke
IPC: C07C67/313
CPC classification number: C07C67/313 , C07C69/716
Abstract: The present invention relates to a simple one step oxidative dehydrogenation process for the synthesis of alkyl pyruvate with 100% selectivity towards alkyl pyruvate comprising reacting an alkyl lactate in the presence of catalyst at the temperature ranging from 25-100° C. for the time period ranging from 5 to 40 hours in an organic solvent and hydrogen peroxide to afford alkyl pyruvate.
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公开(公告)号：US20160145191A1
公开(公告)日：2016-05-26
申请号：US14895867
申请日：2014-06-03
Applicant: COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCH
Inventor： Shubhangi Bhalchandra Umbarkar , Mohan Keraba Dongare , Ankush Venkatrao Biradar , Atul Balasaheb Kulal , Trupti Vyankatesh Kotbagi , Ashvini Ramesh Bhosale , Macchindra Gulabrao Chandgude
CPC classification number: C07C201/08 , B01J21/08 , B01J23/30 , B01J29/0341 , B01J35/1019 , B01J37/0236 , B01J37/036 , B01J37/04 , B01J37/08 , C07B43/02 , Y02P20/588 , C07C205/12 , C07C205/22 , C07C205/06
Abstract: The present invention discloses an improved process for the liquid phase nitration of aromatic compounds catalyzed by WO3 supported on mesoporous silica support, at low temperature, with high conversion and selectivity.
Abstract translation: 本发明公开了一种用于在低温下以高转化率和选择性负载在介孔二氧化硅载体上的WO 3催化的芳族化合物的液相硝化的改进方法。
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公开(公告)号：US11439985B2
公开(公告)日：2022-09-13
申请号：US16769959
申请日：2018-12-05
Applicant: Council of Scientific & Industrial Research
IPC: B01J23/30 , B01J37/02 , C07C201/08 , C07C205/06
Abstract: The present invention discloses a process for nitration of benzene. More particularly, the present invention discloses an efficient, environmental friendly process for the nitration of benzene using a modified solid acid catalyst.
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公开(公告)号：US10106487B2
公开(公告)日：2018-10-23
申请号：US15735530
申请日：2016-06-10
Applicant: Council of Scientific & Industrial Research
Inventor： Shubhangi Bhalchandra Umbarkar , Mohan Keraba Dongare , Swati Laxmikantrao Pandhare , Sonali Balasaheb Khomane , Dhananjay Shahauraj Doke
IPC: C07C67/313
Abstract: The present invention relates to a simple one step oxidative dehydrogenation process for the synthesis of alkyl pyruvate with 100% selectivity towards alkyl pyruvate comprising reacting an alkyl lactate in the presence of catalyst at the temperature ranging from 25-100° C. for the time period ranging from 5 to 40 hours in an organic solvent and hydrogen peroxide to afford alkyl pyruvate.
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