<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Patange, Rutuja S.</style></author><author><style face="normal" font="default" size="100%">Kamble, Paresh A.</style></author><author><style face="normal" font="default" size="100%">Vinod, Chathakudath P.</style></author><author><style face="normal" font="default" size="100%">Rathod, Virendra K.</style></author><author><style face="normal" font="default" size="100%">Kantam, Mannepalli Lakshmi</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Synthesis of raspberry ketone using aluminium bentonite catalyst</style></title><secondary-title><style face="normal" font="default" size="100%">Flavour and Fragrance Journal</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">4-hydroxy-2-butanone</style></keyword><keyword><style  face="normal" font="default" size="100%">Al/bentonite</style></keyword><keyword><style  face="normal" font="default" size="100%">phenol</style></keyword><keyword><style  face="normal" font="default" size="100%">raspberry ketone</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2026</style></year><pub-dates><date><style  face="normal" font="default" size="100%">SEP</style></date></pub-dates></dates><volume><style face="normal" font="default" size="100%">41</style></volume><pages><style face="normal" font="default" size="100%">1310-1318</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">&lt;p&gt;
	In this study, Raspberry ketone is synthesized from phenol and 4-hydroxy-2-butanone using metal-exchanged bentonite catalysts. Catalysts such as Al/bentonite, Fe/bentonite, Zn/bentonite, and Zr/bentonite were utilized, where Al/bentonite exhibited the highest conversion of 4-hydroxy-2-butanone, 99% with 70% selectivity for Raspberry ketone. The excellent activity was observed due to the high acidity of Al/bentonite compared to the other metal-exchanged catalysts. Different reaction parameters, such as temperature, time, molar ratio, and catalyst reusability, were studied. The catalyst characterization was performed using XPS, N2-adsorption-desorption, and FTIR analysis. The use of a heterogeneous catalyst provides a cost-effective and environmentally friendly approach to the production of raspberry ketone.&lt;/p&gt;
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	Foreign&lt;/p&gt;
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	2.5&lt;/p&gt;
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