Vapor Phase Cross Ketonization of Pivalic Acid with Acetic Acid to Prepare Pinacolone Over Mg-Zr Mixed Oxide Catalysts
A sequence of MgO-ZrO 2 mixed oxides with varying their ratios were synthesized by adopting co-precipitation method. These catalysts characteristics were deduced from different spectroscopic methods and used for vapor phase cross-ketonization of pivalic acid with acetic acid to produce pinacolone at...
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| creator | Kumar, P. Mahesh Nagesh, Y. Mallikarjun, G. Lingaiah, N. |
| description | A sequence of MgO-ZrO
2
mixed oxides with varying their ratios were synthesized by adopting co-precipitation method. These catalysts characteristics were deduced from different spectroscopic methods and used for vapor phase cross-ketonization of pivalic acid with acetic acid to produce pinacolone at atmospheric pressure. The characterization results indicated that at a high ZrO
2
molar ratio, Mg
x
Zr
1-x
O
2
-x mixed oxide phase is formed, and it accounted for the presence of strong basic sites. MgO-ZrO
2
mixed oxides ketonization activity is superior to individual oxides and the overall activity mainly depended on their molar ratio, calcination temperature, and presence of mixed oxide phase. The basicity of the MgO-ZrO
2
mixed oxide catalyst is responsible for the high conversion of pivalic acid. The ketonization reaction is carried under different reaction parameters and optimized conditions were established. The catalysts are showed stability during the time on stream analysis.
Graphical Abstract |
| doi_str_mv | 10.1007/s10562-024-04752-5 |
| format | Article |
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2
mixed oxides with varying their ratios were synthesized by adopting co-precipitation method. These catalysts characteristics were deduced from different spectroscopic methods and used for vapor phase cross-ketonization of pivalic acid with acetic acid to produce pinacolone at atmospheric pressure. The characterization results indicated that at a high ZrO
2
molar ratio, Mg
x
Zr
1-x
O
2
-x mixed oxide phase is formed, and it accounted for the presence of strong basic sites. MgO-ZrO
2
mixed oxides ketonization activity is superior to individual oxides and the overall activity mainly depended on their molar ratio, calcination temperature, and presence of mixed oxide phase. The basicity of the MgO-ZrO
2
mixed oxide catalyst is responsible for the high conversion of pivalic acid. The ketonization reaction is carried under different reaction parameters and optimized conditions were established. The catalysts are showed stability during the time on stream analysis.
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2
mixed oxides with varying their ratios were synthesized by adopting co-precipitation method. These catalysts characteristics were deduced from different spectroscopic methods and used for vapor phase cross-ketonization of pivalic acid with acetic acid to produce pinacolone at atmospheric pressure. The characterization results indicated that at a high ZrO
2
molar ratio, Mg
x
Zr
1-x
O
2
-x mixed oxide phase is formed, and it accounted for the presence of strong basic sites. MgO-ZrO
2
mixed oxides ketonization activity is superior to individual oxides and the overall activity mainly depended on their molar ratio, calcination temperature, and presence of mixed oxide phase. The basicity of the MgO-ZrO
2
mixed oxide catalyst is responsible for the high conversion of pivalic acid. The ketonization reaction is carried under different reaction parameters and optimized conditions were established. The catalysts are showed stability during the time on stream analysis.
Graphical Abstract</description><subject>Acetic acid</subject><subject>Acids</subject><subject>Ammonia</subject><subject>Atmospheric pressure</subject><subject>Basic converters</subject><subject>Basic oxides</subject><subject>Basicity</subject><subject>Catalysis</subject><subject>Catalysts</subject><subject>Chemical synthesis</subject><subject>Chemistry</subject><subject>Chemistry and Materials Science</subject><subject>Fixed bed reactors</subject><subject>Industrial Chemistry/Chemical Engineering</subject><subject>Magnesium oxide</subject><subject>Methods</subject><subject>Mixed oxides</subject><subject>Nitrates</subject><subject>Organometallic Chemistry</subject><subject>Physical Chemistry</subject><subject>Ratios</subject><subject>Raw materials</subject><subject>Temperature</subject><subject>Vapor phases</subject><subject>Zirconium</subject><subject>Zirconium dioxide</subject><issn>1011-372X</issn><issn>1572-879X</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2024</creationdate><recordtype>article</recordtype><recordid>eNp9kE1PAjEQhjdGExH9A56aeK5Ou9t290iIXxEDBzXES1O6XSjBLbYFwV9vEY03LzOTyfuRPFl2TuCSAIirQIBxioEWGArBKGYHWYcwQXEpqvFhuoEQnAs6Ps5OQpgDQCVI1cnWL2rpPBrNVDCo710I6MFE19pPFa1rkWvQyK7VwmrU07ZGHzbO0mXi7yM6NPJmqbxJwlZpt3CtQcO18ehxil_TtBtTo-HG1qlARbXYhhhOs6NGLYI5-9nd7Pnm-ql_hwfD2_t-b4A1BYiY12UpFGkMo3yiC24001VRVgVwpgmpYdLkDeSsYhU0wHWtDK-54DmfFCUTKu9mF_vcpXfvKxOinLuVb1OlzEliJoqC8qSie5XeAfCmkUtv35TfSgJyx1fu-crEV37zlSyZ8r0pJHE7Nf4v-h_XF2brfU8</recordid><startdate>20241001</startdate><enddate>20241001</enddate><creator>Kumar, P. Mahesh</creator><creator>Nagesh, Y.</creator><creator>Mallikarjun, G.</creator><creator>Lingaiah, N.</creator><general>Springer US</general><general>Springer Nature B.V</general><scope>AAYXX</scope><scope>CITATION</scope><orcidid>https://orcid.org/0000-0002-1620-8258</orcidid></search><sort><creationdate>20241001</creationdate><title>Vapor Phase Cross Ketonization of Pivalic Acid with Acetic Acid to Prepare Pinacolone Over Mg-Zr Mixed Oxide Catalysts</title><author>Kumar, P. Mahesh ; Nagesh, Y. ; Mallikarjun, G. ; Lingaiah, N.</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c200t-6d887a1fe526bc46ec5c94894065c11d0bf3f0359590f06cdae6d67636b4857a3</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2024</creationdate><topic>Acetic acid</topic><topic>Acids</topic><topic>Ammonia</topic><topic>Atmospheric pressure</topic><topic>Basic converters</topic><topic>Basic oxides</topic><topic>Basicity</topic><topic>Catalysis</topic><topic>Catalysts</topic><topic>Chemical synthesis</topic><topic>Chemistry</topic><topic>Chemistry and Materials Science</topic><topic>Fixed bed reactors</topic><topic>Industrial Chemistry/Chemical Engineering</topic><topic>Magnesium oxide</topic><topic>Methods</topic><topic>Mixed oxides</topic><topic>Nitrates</topic><topic>Organometallic Chemistry</topic><topic>Physical Chemistry</topic><topic>Ratios</topic><topic>Raw materials</topic><topic>Temperature</topic><topic>Vapor phases</topic><topic>Zirconium</topic><topic>Zirconium dioxide</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Kumar, P. Mahesh</creatorcontrib><creatorcontrib>Nagesh, Y.</creatorcontrib><creatorcontrib>Mallikarjun, G.</creatorcontrib><creatorcontrib>Lingaiah, N.</creatorcontrib><collection>CrossRef</collection><jtitle>Catalysis letters</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Kumar, P. Mahesh</au><au>Nagesh, Y.</au><au>Mallikarjun, G.</au><au>Lingaiah, N.</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>Vapor Phase Cross Ketonization of Pivalic Acid with Acetic Acid to Prepare Pinacolone Over Mg-Zr Mixed Oxide Catalysts</atitle><jtitle>Catalysis letters</jtitle><stitle>Catal Lett</stitle><date>2024-10-01</date><risdate>2024</risdate><volume>154</volume><issue>10</issue><spage>5650</spage><epage>5659</epage><pages>5650-5659</pages><issn>1011-372X</issn><eissn>1572-879X</eissn><abstract>A sequence of MgO-ZrO
2
mixed oxides with varying their ratios were synthesized by adopting co-precipitation method. These catalysts characteristics were deduced from different spectroscopic methods and used for vapor phase cross-ketonization of pivalic acid with acetic acid to produce pinacolone at atmospheric pressure. The characterization results indicated that at a high ZrO
2
molar ratio, Mg
x
Zr
1-x
O
2
-x mixed oxide phase is formed, and it accounted for the presence of strong basic sites. MgO-ZrO
2
mixed oxides ketonization activity is superior to individual oxides and the overall activity mainly depended on their molar ratio, calcination temperature, and presence of mixed oxide phase. The basicity of the MgO-ZrO
2
mixed oxide catalyst is responsible for the high conversion of pivalic acid. The ketonization reaction is carried under different reaction parameters and optimized conditions were established. The catalysts are showed stability during the time on stream analysis.
Graphical Abstract</abstract><cop>New York</cop><pub>Springer US</pub><doi>10.1007/s10562-024-04752-5</doi><tpages>10</tpages><orcidid>https://orcid.org/0000-0002-1620-8258</orcidid></addata></record> |
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| source | Springer Online Journals Complete |
| subjects | Acetic acid Acids Ammonia Atmospheric pressure Basic converters Basic oxides Basicity Catalysis Catalysts Chemical synthesis Chemistry Chemistry and Materials Science Fixed bed reactors Industrial Chemistry/Chemical Engineering Magnesium oxide Methods Mixed oxides Nitrates Organometallic Chemistry Physical Chemistry Ratios Raw materials Temperature Vapor phases Zirconium Zirconium dioxide |
| title | Vapor Phase Cross Ketonization of Pivalic Acid with Acetic Acid to Prepare Pinacolone Over Mg-Zr Mixed Oxide Catalysts |
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