Highly selective Prins reaction over acid-modified halloysite nanotubes for synthesis of isopulegol-derived 2H-chromene compounds

Физика и астрономия

• acids 56%
• adsorption 9%
• air 14%
• catalysts 34%
• cyclohexane 14%
• dehydration 15%
• isomers 24%
• kinetics 14%
• montmorillonite 16%
• nanotubes 59%
• nuclear magnetic resonance 9%
• products 8%
• pyridines 15%
• reagents 14%
• resins 24%
• scanning electron microscopy 8%
• selectivity 35%
• surface water 14%
• synthesis 45%
• temperature 3%
• thermal analysis 11%
• thiophenes 15%
• transmission electron microscopy 8%
• water 7%

Химические соединения

• 2H-Chromene 97%
• Acid 21%
• Adsorption 6%
• Catalyst 15%
• Catalyst Property 10%
• Chromenol 48%
• Cyclohexane 11%
• Dehydration 10%
• Diastereomer 23%
• Isopulegol 20%
• Montmorillonite 11%
• Nanotube 50%
• Prins Reaction 100%
• Pyridine 8%
• Reaction Yield 5%
• Surface Water 13%
• Terpenoid 14%
• Thermoanalysis 10%

Технические дисциплины и материаловедение

• Acids 56%
• Adsorption 12%
• Air 13%
• Catalysts 31%
• Clay minerals 16%
• Cyclohexane 18%
• Dehydration 15%
• Isomers 37%
• Nanotubes 79%
• Nuclear magnetic resonance 14%
• Pyridine 20%
• Reagents 15%
• Resins 22%
• Reusability 14%
• Scanning electron microscopy 9%
• Substrates 17%
• Surface waters 17%
• Temperature 4%
• Thermoanalysis 13%
• Thiophene 20%
• Transmission electron microscopy 12%