stereochemistry


Also found in: Medical, Encyclopedia, Wikipedia.

ster·e·o·chem·is·try

(stĕr′ē-ō-kĕm′ĭ-strē, stîr′-)
n.
The branch of chemistry that deals with spatial arrangements of atoms in molecules and the effects of these arrangements on the chemical and physical properties of substances.
ster′e·o·chem′i·cal (-ĭ-kəl) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

stereochemistry

(ˌstɛrɪəʊˈkɛmɪstrɪ; ˌstɪər-)
n
(Chemistry) the study of the spatial arrangement of atoms in molecules and the effect of spatial arrangement on chemical properties
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

ster•e•o•chem•is•try

(ˌstɛr i oʊˈkɛm ə stri, ˌstɪər-)

n.
the branch of chemistry that deals with the determination of the relative positions in space of the atoms or groups of atoms in a compound and with the effects of these positions on the properties of the compound.
[1885–90]
ster`e•o•chem′i•cal, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

ster·e·o·chem·is·try

(stĕr′ē-ō-kĕm′ĭ-strē)
The branch of chemistry that is concerned with the spatial arrangements of atoms in molecules and with the chemical and physical effects of these arrangements.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Translations
stéréochimie
References in periodicals archive ?
The carbon signals of C21 at I' 20+-1 ppm intimated the R-configuration at C20 for 3 and 4, and the stereochemistry of C24 in 20(R)-ocotillol type saponins could be discriminated between carbon signals of C24(S: I' 86.66; R: I' 86.25).
Synthesis and Crystal Structures of 3,6-diacetylated C24 epimeric 20(R)-Ocotillol-Type Saponins
The analyst believes the company's Duchenne muscular dystrophy, or DMD, update from this morning "raises concerns around suvodirsen and more broadly, the degree to which leveraging stereochemistry will lead to a differentiated ASO-based medicines." While Matteis still sees Huntington's disease as a potential source of upside for the stock, the "recent delay -- especially in light of the DMD update this morning -- has reduced [the analyst's] level of conviction in Wave management's execution and the bull-case on its platform/technology."
Wave Life Sciences downgraded to Hold from Buy at Stifel
It appears that the very first step in the process of gene expression is dictated by the physical chemistry or the stereochemistry of the binding of RNA polymerase to DNA.
EPIGENETICS AND CONTROL OF GENE EXPRESSION
The products of 3C-Ugi reaction are aminoamide derivatives that their stereochemistry play an outstanding role in protein and other biochemical sciences.
DFT Studies on the Stereoselective Three-Component Ugi Reaction
Tong says his group has now found a way to create regular stereochemistry with polyesters--a key challenge in polymer chemistry.
Sustainable Polyolefin Develops at Virginia Tech
Tertiary structure was constructed by MODELLER v9.16 (17), which was imported to Chiron (18) to rectify unfavorable clashes and improve the quality of stereochemistry.
Homology modeling and epitope prediction of Der f 33
Stereochemistry of amine oxide metal complexes Stereochemistry of amine oxide metal complexes.
Synthesis, Characterisation and Biological Activity of Schiff Base and its Cu(II), Pd(II), Pt(II) Complexes Derived from Tyrosine and Aromatic Aldehyde
The interaction simulation after energy minimization between ofloxacin and [C.sub.18] moiety expressed in stereochemistry molecular (left) and stick and ball (right) models for easy comparison.
Isocratic Resolution of Fluoroquinolone-Based Antibiotics on the Phenylethyl-Bonded Phase under Nonaqueous Elution: A Consideration of the Separation Mechanism
The number of cis-isomers can be attributed to the stereochemistry of the quinic acid unit (positions 1, 3,4, and 5) to which the caffeic acid units are esterified [4, 14] (Scheme 1).
Revising Reverse-Phase Chromatographic Behavior for Efficient Differentiation of Both Positional and Geometrical Isomers of Dicaffeoylquinic Acids
The complete stereochemistry of this epoxide intermediate is 13S,14S-epoxy-docosa-4Z,7Z,9E,11E,16Z,19Z-hexaenoic acid [13].
Maresins: Specialized Proresolving Lipid Mediators and Their Potential Role in Inflammatory-Related Diseases
While InChi keys do not support exact conformation, they do support stereochemistry and can discern between stereoisomers.
Computational Approaches to Chemical Hazard Assessment

Full browser ?