NUS chemists have developed a new way to access prized tri- and tetrasubstituted alkenes through a nickel-catalyzed tandem process involving a Heck reaction followed by carbon-carbon double bond (C=C) migration.
Materials Science
Aug 10, 2021
0
643
DNA is composed of nucleobases represented by the letters A, T, G and C. They form the basis of the genetic code and are present in all living beings. But in a bacteriophage, another base, represented by the letter Z, exists. ...
Cell & Microbiology
Jul 9, 2021
0
221
In a number of biological processes, iron–sulfur clusters play a vital role, where they act as cofactors to enzymes. Research published in Angewandte Chemie now shows that cubic clusters can support unusual bonding states. ...
Analytical Chemistry
May 3, 2021
0
19
Synthesizing pharmaceuticals for cancer, viral diseases, and other medical conditions is slow work. A particularly challenging chemical transformation is to start with what's known as an unactivated alkene—a common molecular ...
Materials Science
Mar 16, 2021
0
71
Finding innovative and sustainable solutions to our material needs is one of the core objectives of green chemistry. The myriad plastics that envelop our daily life—from mattresses to food and cars—are mostly made from ...
Materials Science
Mar 2, 2021
1
11
The formation of double bonds between two carbon atoms (C=C) is of central significance in natural organisms. The vast majority of natural substances therefore contain one or more of these double bonds. Compounds with C=C ...
Materials Science
Mar 2, 2021
0
19
The exfoliation of graphite into graphene layers inspired the investigation of thousands of layered materials: amongst them transition metal dichalcogenides (TMDs). These semiconductors can be used to make conductive inks ...
Nanomaterials
Feb 25, 2021
0
66
Long-chain alkanes, key chemical components of fossil fuels such as gasoline, contribute to urban air pollution even if they are not combusted, reports a study published in Communications Chemistry.
Other
Feb 22, 2021
3
6
Group 13/15 heteroalkenes RMER' with M-E double bonds (M = B-Tl; E = N-Bi) offer promising potential for bond activation reactions, but they are difficult to prepare. A team led by CENIDE professor Stephan Schulz now describes ...
Materials Science
Jan 14, 2021
1
6
Whether in beta-blockers to treat high blood pressure or in natural products, so-called vicinal aminoalcohols are high-quality organic compounds that are found in many everyday items. However, their production is difficult, ...
Materials Science
Jan 4, 2021
1
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