Hydration of acetylene to acetaldehyde using K[RuIII(EDTA-H)Cl]2H2O

Taqui Khan, M. M. ; Halligudi, S. B. ; Shukla, Suatia (1990) Hydration of acetylene to acetaldehyde using K[RuIII(EDTA-H)Cl]2H2O Journal of Molecular Catalysis, 58 (3). pp. 299-305. ISSN 0304-5102

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Official URL: http://www.sciencedirect.com/science/article/pii/0...

Related URL: http://dx.doi.org/10.1016/0304-5102(90)85019-E

Abstract

The hydration of acetylene catalyzed by water-soluble K[RuIII(EDTA-H)C1]2H2O at 80° and 1 atm gave a clean product, acetaldehyde. Under the reaction conditions studied, the rate of hydration of acetylene exhibits a first-order dependence with respect to both catalyst and dissolved acetylene concentrations. Based on our observations, a mechanism has been proposed involving a π-complex intermediate with a water molecule coordinated to the metal ion. From the study of rate of hydration of acetylene as a function of temperature, the activation energy evaluated for the reaction is 33.4 kcal mol−1.

Item Type:Article
Source:Copyright of this article belongs to Elsevier Science.
ID Code:58505
Deposited On:31 Aug 2011 12:19
Last Modified:31 Aug 2011 12:19

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