To make an ester, a hydrogen atom must be removed from the hydroxyl group (–OH) of the alcohol. The –OH portion of the acid's carboxyl group must also be removed. The hydrogren atom and the ...

We wish to synthesize some nucleotide analogues, including acyclic C- nucleotide analogues, that have phosphate group masked as phosphate esters. These phosphate esters being covalent will be less ...

amino-esters, hydroxylamine) can be used to condense with an aldehyde and promote a cascade process involving imine formation, cyclization, ylide formation and cycloaddition all in one pot. This ...

Most organic drugs contain one acid group, usually a carboxylic acid, -COOH, or one basic primary, secondary, or tertiary amino group, NC 1-3, [3,22,27,28,29] that determines the acid-base ...

Esther Shein is a longtime freelance writer specializing in tech and business. Her work has appeared in several local and national publications. She writes news, features, case studies, custom ...

Esther Fung is a reporter in The Wall Street Journal's corporate bureau in New York, where she writes about parcel-shipping companies like FedEx and UPS, freight railroads like Union Pacific, CSX ...

Alarmed by abortion and transgender rights, Christian activists are invoking the Old Testament story of Esther, the Jewish orphan who bravely saved her people. By Elizabeth Dias and Ruth Graham ...

He has many supporters not least celebrities such as Dame Esther Rantzen who believes that we should be allowed to determine when our lives should end. Dame Esther has been diagnosed with stage 4 ...

Esther M. Morgan-Ellis, Ph.D. Resonances: Engaging Music in Its Cultural Context offers a fresh curriculum for the college-level music appreciation course. The musical examples are drawn from ...