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Difference in shape from a mirror image
Chirality (/kaɪˈrælɪti/) is the property of an object not being identical to its reflection, or mirror image. An object is chiral if it is not identical
Chirality
Geometric property of some molecules and ions
chirality (inherent chirality). These types of chirality are far less common than central chirality. BINOL is a typical example of an axially chiral molecule
Chirality_(chemistry)
Topics referred to by the same term
Look up chirality in Wiktionary, the free dictionary. Chirality (handedness) is a property of asymmetry. Chirality may also refer to: Chirality (chemistry)
Chirality_(disambiguation)
Award for scientists
on chiral discrimination". Chirality. 6 (2): 47–50. doi:10.1002/chir.530060202. ISSN 1520-636X. "Chirality 2004 Symposium and Exhibit". Chirality. 16
Chirality_Medal
Property of particles related to spin
A chiral phenomenon is one that is not identical to its mirror image (see the article on mathematical chirality). The spin of a particle may be used to
Chirality_(physics)
Stereoisomers that are nonsuperposable mirror images of each other
The asymmetric atom is called a chirality center, a type of stereocenter. A chirality center is also called a chiral center or an asymmetric center. Some
Enantiomer
Aspect of electron emission of a compound
Chirality-induced spin selectivity (CISS) refers to multiple phenomena where the chirality of a chemical compound influences the spin of transmitted or
Chirality-induced spin selectivity
Chirality-induced_spin_selectivity
Property of an object that is not congruent to its mirror image
America. ISBN 0-521-66254-0. Symmetry, Chirality, Symmetry Measures and Chirality Measures: General Definitions Chiral Polyhedra by Eric W. Weisstein, The
Chirality_(mathematics)
Type of symmetry in molecules
arrangement about an axis of chirality so that the molecule is not superposable on its mirror image. The axis of chirality (or chiral axis) is usually determined
Axial_chirality
Scientific publications term
plane polarized light, an additional chiral compound or by exploiting the inborn chirality of nature. The chiral analytical strategies incorporate physical
Chiral_analysis
Atom which is the focus of stereoisomerism in a molecule
with chiral centers may not exhibit chirality due to the presence of a two-fold rotation axis. Planar chirality may also provide for chirality without
Stereocenter
Collection of enantiomers
only does the chiral pool contribute a premade carbon skeleton, their chirality is usually preserved in the remainder of the reaction sequence. This strategy
Chiral_pool
Knot that is not equivalent to its mirror image
amphichiral knot, also called an achiral knot. The chirality of a knot is a knot invariant. A knot's chirality can be further classified depending on whether
Chiral_knot
Class of drugs
drug safety and efficacy perspective. Chiral analysis Chiral inversion Chiral switch Chirality (chemistry) Chirality timeline Racemate Stereochemistry Bassindale
Chiral_drugs
Applied to electromagnetism
intrinsic 3d chirality. Intrinsic means that the chirality is a property of the object. In most contexts, materials described as chiral have intrinsic
Chiral_media
The essential principle of a chiral switch is that there is a change in the status of chirality. In general, the term chiral switch is preferred over racemic
Chiral_switch
Planar chirality, also known as 2D chirality, is the special case of chirality for two dimensions. Most fundamentally, planar chirality is a mathematical
Planar_chirality
Chemical reaction(s) which favor one chiral isomer over another
some form of dissymmetry, with the term chirality being coined by Lord Kelvin a year later. The origin of chirality itself was finally described in 1874
Enantioselective_synthesis
Method of representing 3D organic molecules as a 2D image
chirality is an important factor to consider when both drawing and reading them. A great benefit of the model is the ability to interpret chirality with
Fischer_projection
Japanese manga series by Satoshi Urushihara
Urushihara (2003). キラリティー [Chirality] (in Japanese). Vol. 1. Gakken. ISBN 978-4-05-603093-8. Satoshi Urushihara (2003). キラリティー [Chirality] (in Japanese). Vol
Chirality_(manga)
2014 studio album by John Burke
Chirality is a solo piano album by American pianist John Burke. In homage to Johann Sebastian Bach, Chirality used the chemical property of asymmetry
Chirality_(album)
Supramolecular assemblies that are non-superposable on their mirror images
term supramolecular chirality is used to describe supramolecular assemblies that are non-superposable on their mirror images. Chirality in supramolecular
Supramolecular_chirality
Gauge theory where some left-handed and right-handed Weyl fermions have different charges
suffer from fermion doublings leading to a loss of chirality. Chiral anomaly Ball, R.D. (1989). "Chiral gauge theory". Physics Reports. 182 (1–2). Elsevier
Chiral_gauge_theory
Rotation of the plane of linearly polarized light as it travels through a chiral material
additional interaction between the chirality of the wave and the chirality of the molecules. Where their chiralities are the same, there will be a small
Optical_rotation
Conversion of an enantiomer to its mirror image
biologically mediated chiral inversion. While compounds with helical or planar chirality have low energy barriers and chiral inversions are often caused
Chiral_inversion
Stereogenic group placed on a molecule to encourage stereoselectivity in reactions
in order to control the stereochemical outcome of the synthesis. The chirality present in the auxiliary can bias the stereoselectivity of one or more
Chiral_auxiliary
Separation of a sample of a chiral compound into its enantiomers
Chiral resolution, or enantiomeric resolution, is a process in stereochemistry for the separation of racemic mixture into their enantiomers. It is an important
Chiral_resolution
Preferential formation of one chiral isomer over another in a chemical reaction
generated alcohol carbon is determined by the chirality of the allymetal reagents (Figure 1). The chirality of the allymetals usually comes from the asymmetric
Asymmetric_induction
Academic journal
Chirality is a monthly peer-reviewed scientific journal publishing original contributions of scientific work on the role of chirality in chemistry and
Chirality_(journal)
In mathematics, chiral homology, introduced by Alexander Beilinson and Vladimir Drinfeld, is, in their words, "a “quantum” version of (the algebra of functions
Chiral_homology
Phenomenon in particle physics
either aligned (right-handed chirality), or counter-aligned (left-handed chirality), with their momenta. In this case the chirality is a conserved quantum number
Chiral_symmetry_breaking
Non-conservation of chiral current in physics
massive, not massless, then a chirality-violating decay is allowed; however, it is not of the correct size. (Chirality is not a constant of motion of
Chiral_anomaly
Terpene hydrocarbon
fruit peels, taking its name from Italian limone ("lemon"). Limonene is a chiral molecule, and most biological sources produce just one enantiomer (isomer)
Limonene
geometrically chiral polytopes do exist. A prominent example is Roli's cube, a skew polytope constructed on the skeleton of the 4-cube. Combinatorial chirality refers
Chiral_polytope
Chirality timeline presents a timeline of landmark events that unfold the developments happened in the field of chirality. Many molecules come in two
Chirality_timeline
Elementary particle with extremely low mass
weak interactions as chirality eigenstates. Chirality of a massive particle is not a constant of motion; helicity is, but the chirality operator does not
Neutrino
Uniformity of handedness
Homochirality is a uniformity of chirality, or handedness. Objects are chiral when they cannot be superposed on their mirror images. For example, the left
Homochirality
Hypothetical life with reversed molecular chirality
have this particular chirality, or indeed whether life needs to be homochiral. Protein chains built from amino acids of mixed chirality tend not to fold or
Mirror-image_life
Chemical separation technique
Chiral column chromatography is a variant of column chromatography that is employed for the separation of chiral compounds, i.e. enantiomers, in mixtures
Chiral_column_chromatography
use either a chiral stationary phase or a chiral additive in the mobile phase. The chiral stationary phase can be prepared by mixing chirally pure reagents
Chiral thin-layer chromatography
Chiral_thin-layer_chromatography
In particle physics phenomenology, chiral color is a speculative model which extends quantum chromodynamics (QCD), the generally accepted theory for the
Chiral_color
Catalysis in enantioselective synthesis
counteranion as the source of chirality in catalysis was first proposed by Arndtsen and coworkers in 2000, who applied chiral borate anions to copper-catalyzed
Asymmetric counteranion directed catalysis
Asymmetric_counteranion_directed_catalysis
a chiral algebra is an algebraic structure introduced by Beilinson and Drinfeld (2004) as a rigorous version of the rather vague concept of a chiral algebra
Chiral_algebra
probe of molecular chirality and biomolecular structure, Journal of Molecular Structure, 834–836 (2007) 7–16. Two Kings of Chirality by Dermot Martin.
Raman_optical_activity
Any chemical compound having one atom as the only common member of two rings
axial chirality. Spiroatoms can be the origin of chirality even when they lack the required four different substituents normally observed in chirality. When
Spiro_compound
Mathematics of a particle physics model
matrix. An independent decomposition of ψ is that into chirality components: "Left" chirality: ψ L = 1 2 ( 1 − γ 5 ) ψ {\displaystyle \psi ^{\rm {L}}={\frac
Mathematical formulation of the Standard Model
Mathematical_formulation_of_the_Standard_Model
Japanese video game developer
Nitro Chiral, currently stylized as NITRO CHiRAL, formerly stylized as Nitro+CHiRAL, is a Joseimuke BL game brand owned by Japanese visual novel company
NITRO_CHiRAL
Macroscopic quantum phenomenon involving electric current
Chiral magnetic effect (CME) is the generation of electric current along an external magnetic field induced by chirality imbalance. Fermions are said to
Chiral_magnetic_effect
Israeli physical chemist
properties of organic–inorganic interfaces and for pioneering studies on the chirality-induced spin selectivity (CISS) effect. Naaman is a former head of the
Ron_Naaman
Projection of spin along the direction of momentum
the chirality operator multiplied by 1 2 ℏ . {\displaystyle \ {\tfrac {1}{2}}\hbar ~.} By contrast, for massive particles, distinct chirality states
Helicity_(particle_physics)
Type of Lewis acid catalyst
Chiral Lewis acids (CLAs) are a type of Lewis acid catalyst. These acids affect the chirality of the substrate as they react with it. In such reactions
Chiral_Lewis_acid
Asymmetry in molecules
all inherently chiral molecules). A simple example of inherent chirality is that of corannulene commonly referred to as "bowl chirality" in the literature
Inherent_chirality
Chemical compound
where the stereogenic center can reside at sites other than phosphorus. P-chirality exploits the high barrier for inversion of phosphines, which ensures that
P-Chiral_phosphine
Stereoisomerism due to hindered rotation
outcomes and yields also contribute. Atropisomers exhibit axial chirality (planar chirality). When the barrier to racemization is high, as illustrated by
Atropisomer
Chemical compound
latter is unaffected. Chiral switch Enantiopure drug Chirality Eudysmic ratio Ibuprofen Hardikar MS (September 2008). "Chiral non-steroidal anti-inflammatory
Dexibuprofen
Non-tensorial representation of the spin group
spinor bundle. In even dimensions, when the spin representation splits into chiral halves, sections of the two summands are called Weyl spinors. A Majorana
Spinor
Mixture with equal amounts of left- and right-handed chiral isomers
denser than their chiral counterparts. This rule has been substantiated by crystallographic database analysis. Chiral switch Chirality (same as optical
Racemic_mixture
Part of the body of a gastropod or snail
About chirality van Batenburg1 F. H. D. & Gittenberger E. (1996). "Ease of fixation of a change in coiling: computer experiments on chirality in snails"
Gastropod_shell
Class of organocatalyst of organic chemistry field
Chiral oligoethylene glycols are oligoethylene glycols that have BINOL-based chiral backbones. These compounds are used in asymmetric catalysis as multifunctional
Chiral_oligoethylene_glycol
Chemical compound
by Harry Stone Mosher as a chiral derivatizing agent. It is a chiral molecule, consisting of R and S enantiomers. As a chiral derivatizing agent, it reacts
Mosher's_acid
Effective field theory of quantum chromodynamics
Chiral perturbation theory (ChPT) is an effective field theory constructed with a Lagrangian consistent with the (approximate) chiral symmetry of quantum
Chiral_perturbation_theory
Symmetry group of a configuration in space
the 65 space groups (called Sohncke groups) whose elements preserve the chirality. More accurately, he listed 66 groups, but both the Russian mathematician
Space_group
Type of conserved current
current, also denoted the pseudo-vector or chiral current, is the conserved current associated to the chiral symmetry or axial symmetry of a system. According
Axial_current
Esters of phosphoric acid with a chiral backbone
In organic chemistry, chiral phosphoric acids are esters of phosphoric acid H3PO4 that have chiral backbones. Well known examples include cyclic diesters
Chiral_phosphoric_acid
Chemical compound
for transition-metal catalysed asymmetric synthesis. BINOL has axial chirality and the two enantiomers can be readily separated and are stable toward
1,1′-Bi-2-naphthol
Model of mesons in the massless quark limit
that is, the equations of motion from the principal chiral model (PCM). Sigma model Chirality (physics) Ward, R.S (November 1995). "Nontrivial scattering
Chiral_model
Chemical compound
a two chiral carbon atoms giving rise to three stereoisomeric variants. It is commonly used in asymmetric synthesis as a catalyst and as chiral building
Diisopropyl_tartrate
Finnish physicist (1874–1952)
publications from 1914 to early 1920s, Lindman continued his experiments in chirality and proposed different configurations to induce optical activity. Lindman
Karl_F._Lindman
convert prochiral (and other) alkenes to chiral epoxide derivatives. In asymmetric epoxidation, the two chiral products are produced in unequal amounts
Asymmetric_epoxidation
No-go theorem concerning chirality of regularized fermions
dimensions since odd dimensional theories do not admit chiral fermions due to the absence of a valid chirality operator, that is an operator that anticommutes
Nielsen–Ninomiya_theorem
Hypothetical particle that interacts only via gravity
The term typically refers to neutrinos with right-handed chirality (see Neutrino § Chirality), which may be inserted into the Standard Model. Particles
Sterile_neutrino
Carbon atom attached to four different atoms or groups
mirror image are said to be chiral; as the asymmetric carbon is the center of this chirality, it is also known as a chiral carbon. As an example, malic
Asymmetric_carbon
Chemical compound
placed in an exo position. The endo diastereomer is called borneol. Being chiral, isoborneol exists as enantiomers. Isoborneol is synthesized commercially
Isoborneol
Space curve that winds around a line
towards the observer, then it is a left-handed helix. Handedness (or chirality) is a property of the helix, not of the perspective: a right-handed helix
Helix
Reagent for converting a chemical compound to a chiral derivative
analytical chemistry, a chiral derivatizing agent (CDA), also known as a chiral resolving reagent, is a derivatization reagent that is a chiral auxiliary used
Chiral_derivatizing_agent
Chemical compounds with the same molecular formula but different atomic arrangements
composition but different arrangements of their atoms. Allotropy (of elements) Chirality (chemistry) Cis–trans isomerism Cyclohexane conformation Descriptor (chemistry)
Isomer
Quantum number related to the weak interaction
has reversed chirality ("right-handed" antifermion) and reversed sign T 3 . {\displaystyle \ T_{3}~.} Fermions with positive chirality ("right-handed"
Weak_isospin
Representation of the supersymmetry algebra
Bruno Zumino. The most commonly used supermultiplets are vector multiplets, chiral multiplets (in d = 4 , N = 1 {\displaystyle d=4,{\mathcal {N}}=1} supersymmetry
Supermultiplet
Physics term; a conserved quantity of the electromagnetic field
known as optical chirality (up to a factor of 1/2). The quantity Z 0 {\displaystyle {Z}^{0}} is the spatial density of optical chirality, while Z {\displaystyle
Zilch_(electromagnetism)
Chemical reaction
enantiomer of the product. The product pyrimidyl alcohol is chiral and induces that same chirality in further catalytic cycles. Starting with a low enantiomeric
Soai_reaction
Part of a mollusc shell
A spire is a part of the coiled shell of molluscs. The spire consists of all of the whorls except for the body whorl. Each spire whorl represents a rotation
Spire_(mollusc)
Chemical compound
analgesic action, it possesses central analgesic action. Chiral switch Enantiopure drug Chirality "Medicinal products authorised in Estonia". State Agency
Dexketoprofen
Calcium titanium oxide mineral
of chirality through chiral ligands leads to the methods of direct synthesis using chiral ligands, post-synthetic chiral ligand exchange, chiral-ligand-assisted
Perovskite
Species of cnidarian
'left-handed' or 'right-handed'; mirror images of each other). This chirality affects the direction of their dispersal; in the northern Pacific Ocean
Velella
Symmetry breaking through the vacuum state
Vernizzi, G.; Solis, F.J.; Olvera de la Cruz, M. (2007). "Spontaneous Chirality via Long-range Electrostatic Forces". Physical Review Letters. 99 (3)
Spontaneous_symmetry_breaking
Symmetry of spatially mirrored systems
scientist Chien-Shiung Wu, the weak interaction is chiral and thus provides a means for probing chirality in physics. In her experiment, Wu took advantage
Parity_(physics)
Subclass of liquid crystal
also known as chiral nematic liquid crystals, are a supramolecular assembly and a subclass of liquid crystal characterized by their chirality. Contrary to
Cholesteric_liquid_crystal
Method for the synthesis of amino acids
replacing ammonia with (S)-alpha-phenylethylamine as chiral auxiliary the ultimate reaction product was chiral alanine. Catalytic asymmetric Strecker reaction
Strecker_amino_acid_synthesis
48th Johnson solid (52 faces)
a pentagonal face above it and to the left. In the figure of opposite chirality (the mirror image of the illustrated figure), each bottom pentagon would
Gyroelongated pentagonal birotunda
Gyroelongated_pentagonal_birotunda
Israeli chemist
focuses on Nanoscale Chirality, Synthesis and Analysis of Chiral Nanosurfaces, Chiral self-assembled Monolayers (SAM), and Polymeric Chiral Nanoparticles. Mastai
Yitzhak_Mastai
Type of symmetry
groups lacking an inversion center (non-centrosymmetric) can be polar, chiral, both, or neither. A polar point group is one whose symmetry operations
Centrosymmetry
the Riemann–Hilbert correspondence. Chiral algebra Chiral homology Francis, John; Gaitsgory, Dennis (2012). "Chiral Koszul duality". Sel. Math. New Series
Chiral_Lie_algebra
Two types of chirality
Sinistral and dextral, in some scientific fields, are the two types of chirality ("handedness") or relative direction. The terms are derived from the Latin
Sinistral_and_dextral
2019 video game
of the Chiral Network, they can access maps of areas, and use blueprints to produce consumable items and structures with the Portable Chiral Constructor
Death_Stranding
Chemical compound
with the formula CH3CH(NH2)CH2NH2. A colorless liquid, it is the simplest chiral diamine. Industrially, this compound is synthesized by the ammonolysis of
1,2-Diaminopropane
Ability of a chemical reaction to produce an unequal mixture of stereoisomers
resolution, in which a pre-existing chiral center undergoes reaction with a chiral catalyst, an enzyme or a chiral reagent such that one enantiomer reacts
Stereoselectivity
British chemist
of chirality to include moving particles and processes that vary with time, he has made a fundamental theoretical contribution to the field. Chiral molecules
Laurence_D._Barron
3D symmetry group
general, it is clear from the isometry group of chiral tetrahedral symmetry: because of the chirality the subgroup would have to be C6 or D3, but neither
Tetrahedral_symmetry
Concept in condensed matter physics
inversion symmetry. The formation of chiral OAM states is the primary energy-lowering mechanism of Rashba states. In turn, chiral spin angular momentum (SAM) arises
Orbital_Rashba_effect
Variation in the rotations of wavelengths of polarized light by a medium
that either maintain or invert the chirality at one or more of these centers. Still other enzymes produce new chiral centers, always with a high specificity
Optical_rotatory_dispersion
CHIRALITY
CHIRALITY
CHIRALITY
CHIRALITY
Boy/Male
Hindu
Nirmal
Boy/Male
Indian
Foreigner, Stranger
Boy/Male
Indian, Sanskrit
Lord of Individuals
Boy/Male
Tamil
Gnaneshwar | ஜà¯à®žà®¾à®¨à¯‡à®·à¯à®µà®°
Girl/Female
Latin Russian
Born feet first.
Boy/Male
Muslim
Type of silk clothing
Boy/Male
Indian
God Shiva; Strong
Boy/Male
Indian
First
Boy/Male
Hindu, Indian, Marathi
Helpful
Girl/Female
Tamil
Shuchismita | à®·à¯à®šà¯€à®¸à¯à®®à®¿à®¤à®¾
One who has a pure smile
CHIRALITY
CHIRALITY
CHIRALITY
CHIRALITY
CHIRALITY