chelate group of dyes

См. также в других словарях:

• chelate — chelatable, adj. /kee layt/, adj., n., v., chelated, chelating. adj. 1. Chem. a. of or noting a heterocyclic compound having a central metallic ion attached by covalent bonds to two or more nonmetallic atoms in the same molecule. b. of or noting… …   Universalium

• heterocyclic compound — Any of a class of organic compounds whose molecules contain one or more rings of atoms with at least one atom (the heteroatom) being an element other than carbon, most frequently oxygen, nitrogen, or sulfur. As in regular cyclic hydrocarbons,… …   Universalium

• coordination compound — Chem. complex (def. 10). Also called coordination complex. * * * ▪ chemistry Introduction  any of a class of substances with chemical structures in which a central metal atom is surrounded by nonmetal atoms or groups of atoms, called ligands… …   Universalium

• radiation — radiational, adj. /ray dee ay sheuhn/, n. 1. Physics. a. the process in which energy is emitted as particles or waves. b. the complete process in which energy is emitted by one body, transmitted through an intervening medium or space, and… …   Universalium

• Pyridine — Pyridine …   Wikipedia

• Macrocycle — A macrocycle is, as defined by IUPAC, a cyclic macromolecule or a macromolecular cyclic portion of a molecule. ref|iupac 01 In the chemical literature, organic chemists may consider any molecule containing a ring of more than nine, or any… …   Wikipedia

• Calcium imaging — is a scientific technique usually carried out in research which is designed to show the calcium (Ca2+) status of a tissue or medium. Calcium imaging techniques take advantage of so called calcium indicators, molecules that can respond to the… …   Wikipedia