A PROCESS FOR PREPARATION OF 3,4-DIMETHYLBENZALDEHYDE
A novel process for preparation of 3,4-dimethylbenzaldehyde has been disclosed. The process is comprising steps of (i) reacting 4- bromo-o-xylene with magnesium metal to obtain Grignard compound of formula 1; (ii) formylating the compound of formula 1 by reaction with N,N-dimethylformamide to form c...
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| creator | PILLAI, VIVEKANAND BHASKAR SHROFF, RAVI ASHWIN VAISHNAV, UJVAL HEMANTKUMAR PATIL, MAHESH LAXMIKANT |
| description | A novel process for preparation of 3,4-dimethylbenzaldehyde has been disclosed. The process is comprising steps of (i) reacting 4- bromo-o-xylene with magnesium metal to obtain Grignard compound of formula 1; (ii) formylating the compound of formula 1 by reaction with N,N-dimethylformamide to form compound of formula 2; (iii) treating compound of formula 2 with aqueous HC1 to obtain 3,4- dimethylbenzaldehyde.
L'invention concerne un nouveau procédé de préparation de 3,4-diméthylbenzaldéhyde. Le procédé comprend étapes consistant à (i) faire réagir du 4-bromo-o-xylène avec du métal magnésium pour obtenir un composé de Grignard de formule 1; (ii) formyler le composé de formule 1 par réaction avec du N,N-diméthylformamide pour former un composé de formule 2; (iii) traiter le composé de formule 2 avec une solution aqueuse de HCl pour obtenir du 3,4-diméthylbenzaldéhyde. |
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L'invention concerne un nouveau procédé de préparation de 3,4-diméthylbenzaldéhyde. Le procédé comprend étapes consistant à (i) faire réagir du 4-bromo-o-xylène avec du métal magnésium pour obtenir un composé de Grignard de formule 1; (ii) formyler le composé de formule 1 par réaction avec du N,N-diméthylformamide pour former un composé de formule 2; (iii) traiter le composé de formule 2 avec une solution aqueuse de HCl pour obtenir du 3,4-diméthylbenzaldéhyde.</description><language>eng ; fre</language><subject>ACYCLIC OR CARBOCYCLIC COMPOUNDS ; CHEMISTRY ; METALLURGY ; ORGANIC CHEMISTRY</subject><creationdate>2016</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20160721&DB=EPODOC&CC=WO&NR=2016071920A3$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,778,883,25547,76298</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20160721&DB=EPODOC&CC=WO&NR=2016071920A3$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>PILLAI, VIVEKANAND BHASKAR</creatorcontrib><creatorcontrib>SHROFF, RAVI ASHWIN</creatorcontrib><creatorcontrib>VAISHNAV, UJVAL HEMANTKUMAR</creatorcontrib><creatorcontrib>PATIL, MAHESH LAXMIKANT</creatorcontrib><title>A PROCESS FOR PREPARATION OF 3,4-DIMETHYLBENZALDEHYDE</title><description>A novel process for preparation of 3,4-dimethylbenzaldehyde has been disclosed. The process is comprising steps of (i) reacting 4- bromo-o-xylene with magnesium metal to obtain Grignard compound of formula 1; (ii) formylating the compound of formula 1 by reaction with N,N-dimethylformamide to form compound of formula 2; (iii) treating compound of formula 2 with aqueous HC1 to obtain 3,4- dimethylbenzaldehyde.
L'invention concerne un nouveau procédé de préparation de 3,4-diméthylbenzaldéhyde. Le procédé comprend étapes consistant à (i) faire réagir du 4-bromo-o-xylène avec du métal magnésium pour obtenir un composé de Grignard de formule 1; (ii) formyler le composé de formule 1 par réaction avec du N,N-diméthylformamide pour former un composé de formule 2; (iii) traiter le composé de formule 2 avec une solution aqueuse de HCl pour obtenir du 3,4-diméthylbenzaldéhyde.</description><subject>ACYCLIC OR CARBOCYCLIC COMPOUNDS</subject><subject>CHEMISTRY</subject><subject>METALLURGY</subject><subject>ORGANIC CHEMISTRY</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2016</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZDB1VAgI8nd2DQ5WcPMPArJdAxyDHEM8_f0U_N0UjHVMdF08fV1DPCJ9nFz9ohx9XFw9Il1ceRhY0xJzilN5oTQ3g7Kba4izh25qQX58anFBYnJqXmpJfLi_kYGhmYG5oaWRgaOxMXGqAG2pKFg</recordid><startdate>20160721</startdate><enddate>20160721</enddate><creator>PILLAI, VIVEKANAND BHASKAR</creator><creator>SHROFF, RAVI ASHWIN</creator><creator>VAISHNAV, UJVAL HEMANTKUMAR</creator><creator>PATIL, MAHESH LAXMIKANT</creator><scope>EVB</scope></search><sort><creationdate>20160721</creationdate><title>A PROCESS FOR PREPARATION OF 3,4-DIMETHYLBENZALDEHYDE</title><author>PILLAI, VIVEKANAND BHASKAR ; SHROFF, RAVI ASHWIN ; VAISHNAV, UJVAL HEMANTKUMAR ; PATIL, MAHESH LAXMIKANT</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_WO2016071920A33</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; fre</language><creationdate>2016</creationdate><topic>ACYCLIC OR CARBOCYCLIC COMPOUNDS</topic><topic>CHEMISTRY</topic><topic>METALLURGY</topic><topic>ORGANIC CHEMISTRY</topic><toplevel>online_resources</toplevel><creatorcontrib>PILLAI, VIVEKANAND BHASKAR</creatorcontrib><creatorcontrib>SHROFF, RAVI ASHWIN</creatorcontrib><creatorcontrib>VAISHNAV, UJVAL HEMANTKUMAR</creatorcontrib><creatorcontrib>PATIL, MAHESH LAXMIKANT</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>PILLAI, VIVEKANAND BHASKAR</au><au>SHROFF, RAVI ASHWIN</au><au>VAISHNAV, UJVAL HEMANTKUMAR</au><au>PATIL, MAHESH LAXMIKANT</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>A PROCESS FOR PREPARATION OF 3,4-DIMETHYLBENZALDEHYDE</title><date>2016-07-21</date><risdate>2016</risdate><abstract>A novel process for preparation of 3,4-dimethylbenzaldehyde has been disclosed. The process is comprising steps of (i) reacting 4- bromo-o-xylene with magnesium metal to obtain Grignard compound of formula 1; (ii) formylating the compound of formula 1 by reaction with N,N-dimethylformamide to form compound of formula 2; (iii) treating compound of formula 2 with aqueous HC1 to obtain 3,4- dimethylbenzaldehyde.
L'invention concerne un nouveau procédé de préparation de 3,4-diméthylbenzaldéhyde. Le procédé comprend étapes consistant à (i) faire réagir du 4-bromo-o-xylène avec du métal magnésium pour obtenir un composé de Grignard de formule 1; (ii) formyler le composé de formule 1 par réaction avec du N,N-diméthylformamide pour former un composé de formule 2; (iii) traiter le composé de formule 2 avec une solution aqueuse de HCl pour obtenir du 3,4-diméthylbenzaldéhyde.</abstract><oa>free_for_read</oa></addata></record> |
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| title | A PROCESS FOR PREPARATION OF 3,4-DIMETHYLBENZALDEHYDE |
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