News tagged with selective synthesis
Ruthenium in a Clinch
Oct 13, 2008 |
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(PhysOrg.com) -- Amines are needed for the production of pharmaceuticals, fine chemicals, agrochemicals, plastics, dyes, pigments, and additives. Most important are compounds with a terminal amino group (–NH2), known as primary ...
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Disputed total synthesis of quinine by Woodward and Doering confirmed
Jan 31, 2008 |
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Drugs derived from cinchona bark, known as cinchona alkaloids, have been used in healing from ancient times. The most prominent representative of this group is quinine, a bitter substance contained in beverages such as tonic ...
New oxidation methods streamline synthesis of important compounds
Aug 02, 2007 |
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One of the fundamental challenges facing organic synthesis in the 21st century is the need to significantly increase the efficiency with which carbon frameworks can be constructed and functionalized. Chemists at the University ...
Enzyme with a Sugar Antenna: Researchers achieve semisynthesis of homogeneous glycoproteins
Jan 30, 2009 |
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(PhysOrg.com) -- More than half of all human proteins, as well as many important pharmaceutical agents, are glycoproteins, which means that they contain sugar components. In general, natural glycoproteins ...
Compounds could be new class of cancer drugs
Feb 03, 2009 |
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A team of Vanderbilt University Medical Center investigators has developed a group of chemical compounds that could represent a new class of drugs for treating cancer.
Duke chemist has new way to tell right from left
Jun 05, 2008 |
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A Duke University chemist has apparently solved a long-standing frustration in creating certain synthetic molecules that make up drugs, which could lead to better drugs with fewer side effects.
Boost for Methanol? New solid catalyst for the direct low-temperature oxidation of methane to methanol
Aug 21, 2009 |
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(PhysOrg.com) -- As a possible energy source for fuel cells or a substitute for gasoline, methanol is increasingly drawing attention beyond its importance as a feedstock for chemical industry. It can be stored much more efficiently ...
Scientists discover new platinum catalysts for the dehydrogenation of propane
Chemistry / Analytical Chemistry
Mar 13, 2009 |
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(PhysOrg.com) -- The process to turn propane into industrially necessary propylene has been expensive and environmentally unfriendly. That was until scientists at U.S. Department of Energy's Argonne National ...
Researchers identify unusual molecular switch for common form of advanced breast cancer
Nov 08, 2007 |
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New evidence demonstrates that a novel molecular switch is involved in the development of a common form of advanced breast cancer, known as locally advanced breast cancer. The research, published by Cell Press in the November ...
New piece found in the puzzle of epigenetics
Jun 16, 2009 |
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For many years scientists have known that the numerous biological functions of an organism are not regulated solely by the DNA sequence of its genes: Superordinate regulatory mechanisms exist that contribute to determining ...
New activity found for a potential anti-cancer agent
Nov 02, 2009 |
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Pateamine A (PatA), a natural product first isolated from marine sponges, has attracted considerable attention as a potential anti-cancer agent, and now a new activity has been found for it, which may reveal yet another anti-cancer ...
List of search results for selective synthesis
