Adding fluorine to drug molecules can be tricky, but is often worthwhile. Rachel Brazil talks to the chemists trying to tame ...

As part of a new federal workplace drug testing rule change announced last week, the U.S. Department of Health and Human Services (HHS) is revising its terminology to reflect ...

A new study explores how complex chemical mixtures change under shifting environmental conditions, shedding light on the ...

Therefore, N,N′-carbonyldiimidazole was used in the current study to react with carboxylic acid to obtain a highly active acyl imidazole. An amine was added directly, and the mixture was reacted for ...

State Key Laboratory of Green Pesticide, Key Laboratory of Green Pesticide and Agricultural Bioengineering, Ministry of Education, Guizhou University, Guiyang 550025, China ...

THE measurement of the dihydroxycholanic acids ... derivatives of them. Before 1953, the only method available depended on the repeated precipitation of the barium salt of chenodeoxycholic acid ...

Ibogaine—a psychoactive plant derivative—has attracted attention for its anti-addictive and anti-depressant properties. But ...

Here we explore peptide inhibitors of Cdc20, a substrate-recognition subunit and activator of the E3 ubiquitin ligase the anaphase promoting complex/cyclosome (APC/C) that is essential in mitosis and ...

Sprawling Citigroup is no stranger to reorganizations since its CEO, Jane Fraser, took the helm of the global bank in 2021. Now the firm has announced changes internally to two divisions key to ...