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Search results for enantiomers

Materials Science Jun 14, 2018

Modern alchemists are making chemistry greener

Ancient alchemists tried to turn lead and other common metals into gold and platinum. Modern chemists in Paul Chirik's lab at Princeton are transforming reactions that have depended on environmentally unfriendly precious ...

Materials Science Jun 12, 2018

Manipulated enzymes—researchers set milestone in biocatalysis research

TU Graz researchers managed for the first time ever to 'retrain' an enzyme to build ring-shaped molecular structures instead of performing its natural task of reducing double bonds. The work was published in Angewandte Chemie, ...

Materials Science May 16, 2018

Tailor-made synthesis of cyclic chemicals by means of enzymes

Penicillin-based antibiotics contain a five-membered hydrocarbon cycle, additionally incorporating a sulfur and a nitrogen atom. Nadine Zumbrägel, doctoral student at the Chair of Organic Chemistry I at Bielefeld University, ...

Materials Science May 10, 2018

Divide and conquer: Researchers find key to creating better medicines with fewer side effects

Today, a new study published in Science by Professors Yossi Paltiel of the Hebrew University of Jerusalem and Ron Naaman from the Weizmann Institute of Science describes a breakthrough technology with the power to create ...

Materials Science Apr 30, 2018

Using an SN1 reaction to make quaternary stereocenters

A team of researchers at Harvard University in the U.S. has developed a way to us an SN1 reaction to make quaternary carbon stereocenters. In their paper published in the journal Nature, the team describes overcoming the ...

Materials Science Mar 6, 2018

Metal-free catalyst extends the range of ester synthesis

Esters are among the most important classes of compounds in organic chemistry. Simple esters are known for their pleasant, often fruity aromas. Meanwhile, the larger, more complex examples have a wide spectrum of industrial ...

Materials Science Feb 22, 2018

New symmetry-breaking method opens way for bioactive compounds

Many chemical molecules can exist in nature together with their mirror counterparts; like hands, two compounds can be made up of the same atoms in the same overall structure but in opposite orientations, i.e. left-handed ...

Materials Science Jan 25, 2018

The multitasking catalyst

Professor Takashi Ooi and his team of researchers from Nagoya University, Japan, have designed a catalyst that performs two tasks during the course of the reaction.

Biochemistry Jan 5, 2018

New tool to assess largely ignored risk in pharmaceutical industry

A new method to test the likelihood of a drug turning into a potentially harmful version of itself when it enters the body has been developed by researchers at Cardiff University.

Materials Science Dec 28, 2017

Important tricyclic chemical compounds with efficient chirality control

Osaka University researchers developed a highly efficient way to produce chiral multi-centered fused tricyclic compounds of which core structure is often found in bioactive compounds including medicines.

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