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Examples
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Diacetyl (emphasis on the first syllable) is also called biacetyl (emphasis on the last syllable) and the latter is what we called in when I was working on the photooxidation of aromatic hydrocarbons a couple or three decades ago.
Hot Buttered James Killus 2008
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Some researchers at the Franklin Institute in Philadelphia Stevens, Hanst, Doerr, and Scott, used a technique called long-path infrared spectroscopy on smog chamber products and spotted a set of IR bands that were particularly strong in the results of a biacetyl-NOx run.
Archive 2008-04-01 James Killus 2008
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Some researchers at the Franklin Institute in Philadelphia Stevens, Hanst, Doerr, and Scott, used a technique called long-path infrared spectroscopy on smog chamber products and spotted a set of IR bands that were particularly strong in the results of a biacetyl-NOx run.
PAN James Killus 2008
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A group at the University of California at Riverside, Darnall, Atkinson, and Pitts, 1979 saw the biacetyl coming off of their chromatograph and realized that they had seen the first evidence of ring opening products.
Hot Buttered James Killus 2008
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I had some vague suspicions that it might not be a good idea to use a compound as photochemically unstable as biacetyl in food.
Hot Buttered James Killus 2008
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Light causes biacetyl to break into two pieces, both acetyl radicals, and when there is any oxygen around, you get peroxyacetyl radicals.
Hot Buttered James Killus 2008
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Later, I heard that biacetyl/diacetyl was used to flavor margarine; I also heard that microwave food products use excess flavoring agents because the microwave heating process drives the volatiles away faster than regular cooking.
Hot Buttered James Killus 2008
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If you photooxidize orthoxylene, with it's two adjacent methyl groups, when the ring opens, a certain percentage of time you get biacetyl.
Hot Buttered James Killus 2008
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It so happens that both biacetyl and methylglyoxal photolyze like crazy, so much so that they last only a few minutes in sunlight before splitting into radical fragments.
Hot Buttered James Killus 2008
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What happens when biacetyl reacta with zinc and conc.
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