Posts Tagged ‘by-product’

The dawn of organic reaction mechanism: the prequel.

Sunday, November 13th, 2011
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Following on from Armstrong’s almost electronic theory of chemistry in 1887-1890, and Beckmann’s radical idea around the same time that molecules undergoing transformations might do so via a reaction mechanism involving unseen intermediates (in his case, a transient enol of a ketone) I here describe how these concepts underwent further evolution in the early 1920s. My focus is on Edith Hilda Usherwood, who was then a PhD student at Imperial College working under the supervision of Martha Whitely.1

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Steve Jobs and chemistry: a personal recollection.

Sunday, October 9th, 2011
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Steve Jobs death on October 5th 2011 was followed by a remarkable number of tributes and reflections on the impact the company he founded has had on the world. Many of these tributes summarise the effect as a visionary disruption. Here I describe from my own perspective some of the disruptions to chemistry I experienced (for another commentary, see here).

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