n
(chemistry) a reaction in which radicals are added to both sides of a double or triple bond
n
(chemistry) A structural derivative of a parent compound that differs from it by only one or a few atoms or substituent groups; (usually, especially) such a molecule that retains most of the same chemical properties.
n
(organic chemistry) Any reaction that involves the addition of one or more aryl groups
adj
(chemistry) Affected by both a captor (electron-withdrawing) and a dative (electron-releasing) substituent
n
(chemistry) Synonym of cation-π
adj
(chemistry) Having a chlorine in place of a different element or functional group.
adj
(organic chemistry) Modified by cyclopalladation
n
(chemistry) Any reaction that removes halogen (usually a pair of atoms) from a molecule
adj
(chemistry) Having two bridges across a ring
adj
(organic chemistry) Having two substituents
adj
(organic chemistry) perpendicular to the plane of a ring
n
(chemistry) The introduction of fluorine into a compound by means of a chemical reaction.
adj
(organic chemistry) Having two different substituents
adj
(organic chemistry) Containing two or more different functional groups
n
(organic chemistry) Any metallation reaction in which atoms of two different metals are added
adj
(organic chemistry) substituted with a group containing a heteroatom.
adj
(organic chemistry) Having two of the same substituents
adj
functionalized by the addition of the same type of functional group throughout.
adj
(organic chemistry, of a reaction etc) Taking place within the same ring of a compound.
n
(chemistry) Any addition reaction in which the elements of hydrogen chloride are added
n
(organic chemistry) The reductive dechlorination of organochlorine compounds (by the replacement of chlorine atoms by hydrogen)
adj
(chemistry) That causes, or is accompanied by hydrogenation
n
(chemistry) A rule of thumb stating that a chemical compound is likely to be an orally active drug in humans unless it violates more than one of these criteria: (i) no more than 5 hydrogen bond donors (the total number of nitrogen–hydrogen and oxygen–hydrogen bonds); (ii) no more than 10 hydrogen bond acceptors (all nitrogen or oxygen atoms); (iii) a molecular mass less than 500 daltons; (iv) an octanol-water partition coefficient (log P) that does not exceed 5.
adj
(chemistry) Having a single bridge across a ring
adj
(organic chemistry) Modified by the addition of a single functional groups
n
(biochemistry) The incorporation of a single atom of molecular oxygen into a substrate, the other atom being reduced to water
adj
(chemistry) Having a single substituent
n
(chemistry) The reaction of something with nitric acid; especially such a reaction, in the presence of sulphuric acid, to introduce a nitro functional group into a compound.
adj
(chemistry) Having a nitro group as a substituent
n
(organic chemistry) Any substitution reaction that introduces an atom or group into the ortho- position
n
(chemistry) An oxidizing agent, especially one used to oxidize the fuel of a rocket or a fuel cell.
n
(organic chemistry) Any substitution reaction that introduces an atom or group into the para- position
adj
(organic chemistry) Having five substituents.
n
Any material that causes peroxidation
adj
(chemistry) protonated at all possible positions
n
(chemistry) Any addition reaction that yields a polymer.
adj
Alternative form of polyfunctionalized [(chemistry) functionalized with many (different) functional groups]
adj
(organic chemistry) hydrogenated such that hydrogen is attached to multiple double bonds
n
(chemistry) ligation to two or more atoms
adj
(organic chemistry) Having many substituents
adj
(chemistry) modified by the addition of multiple sulfate groups
adj
Of or pertaining to a polyzwitterion.
n
(organic chemistry) The (selective) removal of a boronic group to return a compound to its original state; used especially to separate different isomers or enantiomers
n
(chemistry) Any peroxide, singlet oxygen or similar material that is a reactive oxidizing agent
n
(organic chemistry) A crosscoupling reaction used in organic synthesis to form carbon–carbon bonds. It employs a palladium catalyst as well as copper co-catalyst to form a carbon–carbon bond between a terminal alkyne and an aryl or vinyl halide.
n
(chemistry) a reaction in which one functional group is replaced with another
n
(organic chemistry) A system for naming organic compounds in which a functional group is used either as a prefix or a suffix to the name of a parent compound e.g. trinitrotoluene or benzenesulfonic acid
n
Reaction with a sulfhydryl group or with a sulfhydrylase
adj
(chemistry, of a polymer) Having substituents arranged in alternating (rather than random) configuration in each repeat unit.
n
Multiple film, resin, coatings, fabric and surface protectors made with PTFE (polytetrafluoroethylene) or fluoropolymer and surfactants not made with PTFE.
adj
(organic chemistry) substituted with four substituents
adj
(chemistry) Having an affinity with ligands that contain sulfur
n
(organic chemistry) deamination by transfer of an amine group to another molecule
n
(chemistry) A reaction in which one or more halogen atoms are moved intermolecularly or intramolecularly
n
A block copolymer that has three distinct blocks
n
(organic chemistry) Any metalation reaction involving zinc atoms
Note: Concept clusters like the one above are an experimental OneLook
feature. We've grouped words and phrases into thousands of clusters
based on a statistical analysis of how they are used in writing. Some
of the words and concepts may be vulgar or offensive. The names of the
clusters were written automatically and may not precisely describe
every word within the cluster; furthermore, the clusters may be
missing some entries that you'd normally associate with their
names. Click on a word to look it up on OneLook.
Our daily word games Threepeat and Compound Your Joy are going strong. Bookmark and enjoy!
Today's secret word is 8 letters and means "Characterized by wickedness or cruelty." Can you find it?