different between ligand vs stereogenic

English

Etymology

Borrowed from Latin ligandus, gerundive of ligo (“bind”).

Pronunciation

• (UK) IPA^(key): /?l???nd/
• (US) IPA^(key): /?l???nd/, /?la???nd/

Noun

ligand (plural ligands)

1. (chemistry) A molecule or moiety (ion, functional group, or radical) that binds to another chemical entity to form a larger complex; as, especially:
   1. (coordination chemistry) Such an entity that binds to a central metal atom to form a coordination complex.
   2. (biochemistry, physiology, pharmacology, medicine) Such an entity that forms a complex with a biomolecule to serve a biological purpose.
2. (typography) A letter that orthography requires or allows to be ligated with one or more other letters.

Derived terms

Translations

See also

• coordination compound

Anagrams

• lading

English

Etymology

stereo- +? -genic

Adjective

stereogenic (not comparable)

1. (chemistry, physics) describing a grouping of atoms in a molecule
   1. consisting of a central atom and four distinguishable ligands such that the interchange of any two leads to a stereoisomer
   2. consisting of four non-coplanar atoms such that rotation about the central bond leads to a stereoisomer
   3. consisting of a double bond with substituents which give rise to cis-trans isomerism