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公开(公告)号：US20180141882A1
公开(公告)日：2018-05-24
申请号：US15316296
申请日：2015-06-08
IPC分类号： C07C13/465 , C07C17/14 , C07C22/04 , C07C45/42 , C07C45/46 , C07C45/63 , C07C45/64 , C07C45/65 , C07C45/72 , C07C45/81 , C07C49/788 , C07C49/792 , C07C49/794 , C07C49/82
CPC分类号： C07C13/465 , C07C17/14 , C07C22/04 , C07C45/42 , C07C45/46 , C07C45/63 , C07C45/64 , C07C45/65 , C07C45/72 , C07C45/81 , C07C49/788 , C07C49/792 , C07C49/794 , C07C49/82 , C07C2523/04 , C07C49/76 , C07C49/80
摘要： The present invention refers to a process for producing 5-[4-(2-hydroxy-2-methyl)-1-oxo-prop-1-yl]-3-[4-(2-hydroxy-2-methyl)-1-oxo-prop-1-yl-phenyl]-2,3-dihydro-1,1,3-trimethyl-1H-indene (dimer isomer 5) that comprises the synthesis from cumene and dimerization of 2-methyl-1-(4-(prop-1-en-2-yl)phenyl)propan-1-one in the presence of acid catalysts.
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公开(公告)号：US20170240659A1
公开(公告)日：2017-08-24
申请号：US15314147
申请日：2015-05-28
发明人： Gabriele NORCINI , Marika MORONE , Andrea BERNINI FREDDI , Giovanni FLORIDI , Giuseppe LI BASSI
IPC分类号： C08F2/50 , C09D11/107 , C09D11/38 , C09D11/101 , C07F9/32 , C07F9/36
CPC分类号： C08F2/50 , C07F9/3229 , C07F9/3252 , C07F9/3258 , C07F9/36 , C09D11/101 , C09D11/107 , C09D11/38 , G03F7/0045 , G03F7/029 , G03F7/038
摘要： The present invention relates to a series of novel multifunctional mono- and bis-acylphosphine oxides, which are useful as photoinitiators, and to photocurable compositions comprising said photoinitiators.
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公开(公告)号：US20170152202A1
公开(公告)日：2017-06-01
申请号：US15316315
申请日：2015-06-08
CPC分类号： C07C45/72 , B01J31/10 , C07C45/46 , C07C45/63 , C07C45/64 , C07C2102/08 , C07C2602/08 , C07C49/80 , C07C49/76 , C07C49/82
摘要： The present invention refers to a process for producing 5-[4-(2-hydroxy-2-methyl)-1-oxo-prop-1-yl]-3-[4-(2-hydroxy-2-methyl)-1-oxo-prop-1-yl-phenyl]-2,3-dihydro-1,1,3-trimethyl-1H-indene (dimer isomer 5) that comprises the acylation of cumene in the 4-position with an isobutyryl halide, followed by benzylic halogenation and dimerization (cyclization) of the resulting product.
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