LIQUID-PHASE CITRAL HYDROGENATION
83
yield adsorbed CO that poisoned active sites responsible
for hydrogenation. In contrast, Ni/SiO2 exhibited an ini-
tially low TOF that increased fourfold after 7 h of reactions
after which time no deactivation was detected up to 84%
conversion.
ACKNOWLEDGMENT
This study was supported by the DOE, Division of Basic Energy Sci-
ences, under Grant DE-FE02-84ER13276.
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�
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2
� � 1
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0
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2
3
3
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1
1
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