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Support effects in the gas phase hydrogenation of butyronitrile over palladium

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Support effects in the gas phase hydrogenation of butyronitrile over palladium. / Hao, Y.; Wang, Xiaodong; Perret, N. et al.
In: Catalysis, Structure and Reactivity, Vol. 1, No. 1, 2015, p. 4-10.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Hao, Y, Wang, X, Perret, N, Cárdenas-Lizana, F & Keane, MA 2015, 'Support effects in the gas phase hydrogenation of butyronitrile over palladium', Catalysis, Structure and Reactivity, vol. 1, no. 1, pp. 4-10. https://doi.org/10.1179/2055075814Y.0000000002

APA

Hao, Y., Wang, X., Perret, N., Cárdenas-Lizana, F., & Keane, M. A. (2015). Support effects in the gas phase hydrogenation of butyronitrile over palladium. Catalysis, Structure and Reactivity, 1(1), 4-10. https://doi.org/10.1179/2055075814Y.0000000002

Vancouver

Hao Y, Wang X, Perret N, Cárdenas-Lizana F, Keane MA. Support effects in the gas phase hydrogenation of butyronitrile over palladium. Catalysis, Structure and Reactivity. 2015;1(1):4-10. doi: 10.1179/2055075814Y.0000000002

Author

Hao, Y. ; Wang, Xiaodong ; Perret, N. et al. / Support effects in the gas phase hydrogenation of butyronitrile over palladium. In: Catalysis, Structure and Reactivity. 2015 ; Vol. 1, No. 1. pp. 4-10.

Bibtex

@article{45eedb35b8694b7e8b22e11d3691de7b,
title = "Support effects in the gas phase hydrogenation of butyronitrile over palladium",
abstract = "The role of the support in the gas phase hydrogenation of butyronitrile over Pd/Al2O3 and Pd/C (2.5–3.0 nm mean Pd size) has been studied, taking bulk Pd as benchmark. Catalyst activation by temperature programmed reduction was monitored and the metal and acid functions characterized by H2 and NH3 chemisorption/temperature programmed desorption and electron microscopy (STEM/TEM). Butyronitrile hydrogenation was stable with time on-stream to deliver butylamine where consecutive condensation with the intermediate butylidenimine generated dibutylamine and tributylamine. Condensation can occur on bulk Pd but selectivity is influenced by the support and reaction over Pd/Al2O3 generated dibutylamine as principal product. Preferential tertiary amine formation was observed over Pd/C and attributed to greater surface acidity that favors the condensation step. Increased hydrogen spillover and acidity (associated with Pd/C) elevated butyronitrile consumption rate.",
author = "Y. Hao and Xiaodong Wang and N. Perret and Fernando C{\'a}rdenas-Lizana and Keane, {Mark A.}",
year = "2015",
doi = "10.1179/2055075814Y.0000000002",
language = "English",
volume = "1",
pages = "4--10",
journal = "Catalysis, Structure and Reactivity",
issn = "2055-0758",
publisher = "Taylor and Francis Ltd.",
number = "1",

}

RIS

TY - JOUR

T1 - Support effects in the gas phase hydrogenation of butyronitrile over palladium

AU - Hao, Y.

AU - Wang, Xiaodong

AU - Perret, N.

AU - Cárdenas-Lizana, Fernando

AU - Keane, Mark A.

PY - 2015

Y1 - 2015

N2 - The role of the support in the gas phase hydrogenation of butyronitrile over Pd/Al2O3 and Pd/C (2.5–3.0 nm mean Pd size) has been studied, taking bulk Pd as benchmark. Catalyst activation by temperature programmed reduction was monitored and the metal and acid functions characterized by H2 and NH3 chemisorption/temperature programmed desorption and electron microscopy (STEM/TEM). Butyronitrile hydrogenation was stable with time on-stream to deliver butylamine where consecutive condensation with the intermediate butylidenimine generated dibutylamine and tributylamine. Condensation can occur on bulk Pd but selectivity is influenced by the support and reaction over Pd/Al2O3 generated dibutylamine as principal product. Preferential tertiary amine formation was observed over Pd/C and attributed to greater surface acidity that favors the condensation step. Increased hydrogen spillover and acidity (associated with Pd/C) elevated butyronitrile consumption rate.

AB - The role of the support in the gas phase hydrogenation of butyronitrile over Pd/Al2O3 and Pd/C (2.5–3.0 nm mean Pd size) has been studied, taking bulk Pd as benchmark. Catalyst activation by temperature programmed reduction was monitored and the metal and acid functions characterized by H2 and NH3 chemisorption/temperature programmed desorption and electron microscopy (STEM/TEM). Butyronitrile hydrogenation was stable with time on-stream to deliver butylamine where consecutive condensation with the intermediate butylidenimine generated dibutylamine and tributylamine. Condensation can occur on bulk Pd but selectivity is influenced by the support and reaction over Pd/Al2O3 generated dibutylamine as principal product. Preferential tertiary amine formation was observed over Pd/C and attributed to greater surface acidity that favors the condensation step. Increased hydrogen spillover and acidity (associated with Pd/C) elevated butyronitrile consumption rate.

U2 - 10.1179/2055075814Y.0000000002

DO - 10.1179/2055075814Y.0000000002

M3 - Journal article

VL - 1

SP - 4

EP - 10

JO - Catalysis, Structure and Reactivity

JF - Catalysis, Structure and Reactivity

SN - 2055-0758

IS - 1

ER -