heteroatomic ring

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• Pseudoproline — (also pseudo proline, ψ Pro) derivatives are artificially created dipeptides to minimize aggregation during FMOC solid phase synthesis of peptides.IntroductionThe chemical synthesis of large peptides is still limited by problems of low solvation… …   Wikipedia

• Beta-lactam — | | | | | | |A beta lactam ring (β lactam) or penam is a lactam with a heteroatomic ring structure, consisting of three carbon atoms and one nitrogen atom [Heterocyclic chemistry T.L. Gilchrist ISBN 0 582 01421 2 ] . Clinical significanceThe beta …   Wikipedia

• organosulfur compound — ▪ chemical compound Introduction also spelled  organosulphur compound , also called  organic sulfur compound   a subclass of organic substances that contain sulfur and that are known for their varied occurrence and unusual properties. They are… …   Universalium

• Buu Hoi — Prince Nguyễn Phúc Bửu Hội (1915–January 28, 1972) of the Nguyễn Dynasty was a diplomat for South Vietnam and a cancer researcher who published more than 1000 papers. Contents 1 Family 2 Education 3 Scientific work …   Wikipedia

• Anomeric effect — In organic chemistry, the anomeric effect or Edward Lemieux effect is a stereoelectronic effect that describes the tendency of heteroatomic substituents adjacent to a heteroatom within a cyclohexane ring to prefer the axial orientation instead of …   Wikipedia

• cyclic — Synonyms and related words: alternate, annular, annulate, annulose, articulated, atomatic, atomic, atomiferous, atomistic, beating, catenated, ceaseless, circinate, circling, circular, concatenated, connected, constant, continual, continued,… …   Moby Thesaurus

• cyclical — Synonyms and related words: alternate, annular, annulate, annulose, articulated, atomatic, atomic, atomiferous, atomistic, beating, catenated, ceaseless, circinate, circling, circular, concatenated, connected, constant, continual, continued,… …   Moby Thesaurus