New molecules
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kepone
Posts
Chemical health and safety news from the past couple of weeks:There were two incidents in academic labs this past week: A fire at the University of Kentucky and some sort of spill at the University of Louisiana, Monroe. I’ve heard from both universities...
perfluorooctanesulfonic acid
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Chemical health and safety news from the past couple of weeks:There were two incidents in academic labs this past week: A fire at the University of Kentucky and some sort of spill at the University of Louisiana, Monroe. I’ve heard from both universities...
Cheryl Hogue, a senior editor at C&EN, published the following note (Chemical & Engineering News Digital Edition - May 18, 2009):PERSISTANT ORGANIC POLLUTANTS: Treaty now includes PFOS and brominated flame retardants.Nine chemicals, including the widely...
rubrene
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Here are some GIANT rubrene crystals I grew a while back. Rubrene pretty much crystallizes (from vapor) if you sneeze at it....
decamethylcyclopentasiloxane
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My final day at Macro 2010, was the one I was looking forward to the most. Not because I was finally able to go home, but because to me the symposium that truly linked polymer chemistry to all our everyday lives was to take place.I will talk in more detail...
Posts
We’ve got another safety letter in today’s issue of C&EN. From Martin Pitt, a chemical and process engineering lecturer at the University of Sheffield and an assistant editor of Brethericks Handbook of Reactive Chemical Hazards, and Peter G....
strychnine
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I enjoyed the Belgian Organic Synthesis Symposium in 2008 so much that I decided to go to another one. So, here I am in Namur, capital of the Wallonian region of Belgium, where theyve been having a mini-heatwave - and where my hotel room has no air conditioning....
sparteine
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*Welcome Pipeline readers! No really, if you have a dusty bottle of sparteine, we’ll probably take it Our lab uses a lot of (-)-sparteine in enantioselective aldol additions, so we tend to buy large bottles which last us a while. As such, we haven’t...
praziquantel
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As we were collecting reactions from The Synaptic Leap for the Reaction Attempts project, Andrew Lang noticed that there might be a quick synthetic route to praziquantel via a Ugi reaction. I researched it further and found a paper (Kim et al 1998) where Ugi...
avandia
Posts
In my first year of grad school we were once sitting in a seminar in which someone had put up a graph with a p-value in it. My advisor asked all the students what a p-value was. When no one answered, he severely admonished us and said that any kind of scientist...
quinine
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A small sprinkle of salt will suppress bitterness – and in some cases it can benefit the overall coffee flavor. I’ve tried it with an espresso and somehow it works, but it’s difficult to describe the flavor.I prefer my coffee black, and politely...