n
(organic chemistry) A polycyclic aromatic quinone derived from acenaphthene, used as an intermediate for the manufacturing of dyes, pharmaceuticals and pesticides.
n
(organic chemistry) The acaricide 2-(acetyloxy)-3-dodecyl-1,4-naphthalenedione
n
(organic chemistry) An acetyl derivative of isoquinoline whose thiosemicarbazones are antimalarial agents
n
(organic chemistry) Any C- or N- amino derivative of quinazolinone
n
(organic chemistry) Any amino derivative of a quinone
n
(organic chemistry) Synonym of anthraquinone
n
(organic chemistry) 1,2,3-trihydroxyanthraquinone
n
(organic chemistry) A tricyclic quinone, derived from anthracene.
n
(organic chemistry) An alkaloid, C₁₉H₂₂N₂O, that is formed by dissolving quinamine in acid.
n
(organic chemistry) Any derivative of quinolone in which the fused benzene ring is replaced by one of pyridine
n
(organic chemistry) The aromatic diphenol, having a structure of hydroquinone with a fused benzene ring, obtained by the reduction of naphthoquinone
n
(organic chemistry) Any benzo derivative of an isochromanequinone, many of which are antibiotics
n
Synonym of benzohydroquinone
n
(organic chemistry) Either of two isomeric compounds (5,6-benzoquinoline and 7,8-benzoquinoline) in which a benzene ring is fused to that of a quinoline molecule; their derivatives are used in the preparation of pharmaceuticals and dyes atc
n
(organic chemistry) A bicyclic heterocycle containing a benzene ring fused to a quinolone, alternately it can be considered a ketone derived from a benzoquinoline
n
(organic chemistry) Either of the two isomeric forms of the simplest quinone, C₆H₄O₂, or any of their derivatives.
n
(organic chemistry) A cation derived from benzoquinone
n
(organic chemistry) Any semiquinone derived from benzoquinone
n
(organic chemistry) Any benzyl derivative of quercetin
n
(organic chemistry) A dimer of colchicide
n
(organic chemistry) Any of a group of compounds similar in structure to tubocurarine, with two isoquinolinium structures, linked by a carbon chain, containing two ester linkages.
n
(organic chemistry, in combination) Two quinoline groups in a compound.
n
(organic chemistry) alpha-quinolone
n
(organic chemistry) The quinone glycoside 5-hydroxy-4-[(E)-3-(4-hydroxyphenyl)prop-2-enoyl]-3-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxycyclohexa-3,5-diene-1,2-dione
n
(organic chemistry) The halogenated hydroxycoumarin 3-chloro-7-hydroxy-4-methylchromen-2-one
n
(organic chemistry) Any chlorinated derivative of a quinoline
n
(organic chemistry) Any chloro derivative of a quinolinone
n
(organic chemistry) Any of a family of quinazolinylidene derivatives that are inhibitors of cytoplasmic dynein
n
(organic chemistry) Any of a group of compounds related to colchicine
n
(organic chemistry) Any cyano derivative of quinoline
n
(organic chemistry) benzoquinone
n
(organic chemistry) The bicyclic amine formally obtained by the hydrogenation of quinoline; any of its derivatives that occur naturally as alkaloids
n
(organic chemistry) Any diamino derivative of a quinazoline
n
(organic chemistry) A quinone related to anthrone
n
(organic chemistry, especially in combination) Any macrolide derived from a diene
n
(organic chemistry) Any of three isomeric compounds derived from quinoline that have only one double bond in the pyridine ring; and of many derivatives of these compounds.
n
(organic chemistry) A polycyclic heterocycle consisting of two fused isoquinoline rings
n
(organic chemistry) An indol obtained by the reduction of isatin.
n
(organic chemistry) A dimer of thymoquinone 4b,8b-dimethyl-3,7-di(propan-2-yl)-4a,8a-dihydrobiphenylene-1,4,5,8-tetrone
n
(organic chemistry) Any of a group of N–N'-linked dimeric indole alkaloids
n
(organic chemistry) A 1-4,dihydroxy phenol derived from durene
n
(organic chemistry) A 1,4-quinone derived from durene
n
A particular tetrasubstituted indole derivative.
n
(organic chemistry) Any epoxy derivative of a quinoid
n
(organic chemistry) Any epoxy derivative of a quinol
n
(organic chemistry, often in combination) Any fluoro derivative of a coumarin
n
(organic chemistry) Any fluorinated quinoline
n
(organic chemistry) Any fluoro derivative of a quinone
n
A chemical reaction of 2-aminobenzaldehydes with ketones to form quinoline derivatives.
n
(organic chemistry) A furyl derivative of hydroquinone
n
(pharmacology) Abbreviation of hydroxyquinolinecarbonyl.
n
(organic chemistry) Any of a group of polycyclic quinolines that inhibit acetylcholinesterase
n
(organic chemistry) Synonym of naphthoquinol
n
(organic chemistry) The alkaloid (9S)-10,11-dihydro-6′-methoxycinchonan-9-ol derived from quinidine
n
(organic chemistry) The diphenol para-dihydroxy benzene, used as a mild reducing agent in photographic developing; isomeric with catechol and resorcinol.
n
(organic chemistry) Any of several organic compounds that can be viewed as derivatives of an anthraquinone through replacement of one hydrogen atom by a hydroxyl group.
n
(organic chemistry) Any derivative of a naphthoquinone through replacement of one hydrogen atom by a hydroxyl group.
n
(organic chemistry) Any of several isomeric phenols derived from quinoline, but especially quinolin-8-ol which is used as a chelating agent
n
(organic chemistry) Alternative form of ilimaquinone [(organic chemistry) The prenylated quinone 3-[[(1R,2S,4aS,8aS)-1,2,4a-trimethyl-5-methylidene-3,4,6,7,8,8a-hexahydro-2H-naphthalen-1-yl]methyl]-2-hydroxy-5-methoxycyclohexa-2,5-diene-1,4-dione]
n
(organic chemistry) Any quinolinone containing an imidazole as a substituent; some are inhibitors of some nuclear enzymes
n
(organic chemistry) Any compound formally derived from a quinone by replacing one carbonyl group (>C=O) with an imine (>C=NH or >C=N-R)
n
(organic chemistry) The quinazolinamine derivative N-(1-phenylethyl)-2-(pyrrolidin-1-yl)quinazolin-4-amine that inhibits the action of an importin
n
(organic chemistry) A dark brown resinous substance obtained from indican.
n
(organic chemistry) An iodide of quinine, the base of herapathite.
n
(chemistry) Any of a series of closely related aromatic chemical substances that are part of a group of compounds known as rose ketones, including damascones and damascenones, found in a variety of essential oils.
n
(biochemistry) an intermediate in the biosynthesis pathways of insect respiration
n
(organic chemistry) Any quinone derived from an isochromane.
n
(organic chemistry) The tetracyclic heterocycle 5-methyl-5H-indolo[3,2-c]quinoline
adj
Of or pertaining to isoquinoline.
n
(organic chemistry) An isomer of quinoline, many of whose derivatives occur as alkaloids and are synthesized for use as dyes, pharmaceuticals etc.
n
(organic chemistry) A phenol derived from isoquinoline 1-isoquinolinol
n
Synonym of isoquinolinol
n
(organic chemistry) Any of several isomeric ketones derived from isoquinoline
n
(organic chemistry) An isomer of quinuclidine in which the nitrogen atom is one position removed from the bridgehead
n
Alternative form of quinone [(organic chemistry) Any of a class of aromatic compounds having two carbonyl functional groups in the same six-membered ring.]
n
(organic chemistry, obsolete) A base obtained from coal tar.
n
(organic chemistry) The alkaloid 2,3,4,10-tetrahydro-1 H-pyrido[2,1-b]quinazolin-10-one
n
(organic chemistry) menaquinone.
n
(organic chemistry) A form of hydroquinone derived from metaxylene, but especially 2,6-dimethylbenzene-1,4-diol.
n
(organic chemistry) Any methoxy derivative of a hydroquinone
n
(organic chemistry) Either of two isomers of polycyclic aromatic ketones derived from naphthalene.
n
Initialism of N-acetyl-p-benzoquinone imine.
n
(organic chemistry) A hypothetical nitro derivative of quinol or hydroquinone, not known in the free state, but forming a well-defined series of derivatives.
n
(organic chemistry) An organic compound with formula C₁₄H₈O₁₂, formally derived from anthraquinone by replacement of eight hydrogen atoms by hydroxyl groups.
n
(organic chemistry) The heterocycle 2,3,4,5-tetrahydro[1,4]oxazino-[2,3,4-ij]quinolin-5-one
n
(organic chemistry) Hydroxy quinoline; a phenol derivative of quinoline.
n
(organic chemistry) One of the two isomers of quinone, 1,4-benzoquinone.
n
(organic chemistry) 1,4-benzoquinone
n
(organic chemistry) decahydroisoquinoline
n
(organic chemistry) Any quinone derived from phenanthrene, but especially 9,10-phenanthraquinone (9,10-phenanthrenedione)
n
(organic chemistry) A cyclic amide derived from phenanthridine that has immunosuppressant activity
n
(organic chemistry) A reduced form of phylloquinone
n
(biochemistry, pharmacology) Synonym of phytomenadione.
n
(organic chemistry) The alkaloid responsible for the pungency of black pepper.
n
(biochemistry) A compound derived from plastoquinone during photosynthesis.
n
(biochemistry) Any semiquinone derived from a plastoquinone
n
(organic chemistry) Any polymeric form of a quinone
n
(chemistry) Initialism of plastoquinone. [(biochemistry) a quinone, related to the carotenoids, involved in the electron transport process of photosynthesis]
n
Abbreviation of pyrroloquinolinequinone. [(organic chemistry) Any quinone derived from a pyrroloquinoline; the third known redox cofactor in bacteria, after nicotinamide and flavin.]
n
(organic chemistry) A chromene, 7-methoxy-2,2-dimethyl-3-chromene, that inhibits juvenile hormone biosynthesis in some insects
n
(organic chemistry) Any prenyl derivative of benzoquinone, some of which have a role in thylakoid membranes in chloroplasts
n
(organic chemistry) A cytotoxic naphthoquinone obtained from Psychotria rubra.
n
(organic chemistry) A cyclic ketone formally derived from 2-pyrroline
n
(organic chemistry) Any quinone derived from a pyrroloquinoline; the third known redox cofactor in bacteria, after nicotinamide and flavin.
n
(organic chemistry) The monomethyl ether of catechol
n
(organic chemistry) Any of several triterpenoids related to quassin
n
(biochemistry) An amide obtained from quercetin in the form of an amorphous orange-yellow powder.
n
(organic chemistry) The substituted anthraquinone 3-methyl, 1,6-dihydroxy, 8-methoxy 9,10-anthraquinone found in some species of Rubiaceae
n
(organic chemistry) An oily liquid, α-methylquinoline, derived from coal tar, used in the manufacture of pharmaceuticals and as a sedative for fish.
n
(organic chemistry) 1,2,5,8-tetrahydroxyanthraquinone
n
(organic chemistry) A particular alkaloid obtained from cinchona bark.
n
(organic chemistry) Any aromatic amine derived from a quinazoline
n
(organic chemistry) A bicyclic heterocycle consisting of an indole ring fused to one of quinoline; an isomer of quinindoline
n
(chemistry) a molecular complex of a quinone and its corresponding hydroquinone
n
(organic chemistry) quinicine; quinotoxine
n
(organic chemistry) A lactone of a quinic acid
n
(dated, organic chemistry) quinidine
n
(organic chemistry) Any substance whose structure is based upon a quinone.
adj
(organic chemistry) quinoid
n
(organic chemistry, dated) A brownish resinous substance obtained as a by-product in the treatment of cinchona bark.
adj
(organic chemistry) Relating to a quinol
n
(organic chemistry) Any amine derivative of quinoline
n
(organic chemistry) Any salt or ester of quinolinic acid
n
(organic chemistry) Any of a class of aromatic heterocyclic compounds containing a benzene ring fused with a pyridine ring; especially the simplest such compound, C₉H₇N.
n
(organic chemistry) A quinone derived from quinoline
n
(organic chemistry) A sulfoxymethyl derivative of quinoline that is present in the defensive spray of some skunks
n
(organic chemistry) An alkaloid whose derivatives are used for a variety of pharmaceutical purposes, most notably quinine, which is used to treat malaria.
n
(organic chemistry) The cation formed by protonation of a quinoline
n
(organic chemistry) The anion (or O-derivative) derived from a hydroxyquinoline
n
(organic chemistry) Any cyclic ketone derived from quinoline
n
(organic chemistry) A bicyclic saturated heterocyclic compound in which a nitrogen atom serves as a bridge.
n
(organic chemistry) Any of several isomeric non-aromatic bicyclic heterocycles, of formula C₉H₉N, having two six-membered rings with the nitrogen atom as one of the bridge atoms; any of very many known derivatives of these compounds
n
(organic chemistry) Any cation (with the charge on the nitrogen atom) derived from a quinolizine
n
(organic chemistry) Any of several carbonyl compounds derived from a quinolizine
n
(organic chemistry) Any of several isomeric ketones derived from quinoline.
n
(organic chemistry) Any compound formally derived from a quinone by replacing either or both of the quinone oxygens with a methylidene group.
n
(organic chemistry) Any of a class of aromatic compounds having two carbonyl functional groups in the same six-membered ring.
n
(organic chemistry) Any derivative of a quinine in which one of the carbonyl groups has been replaced by a methylene group
n
(organic chemistry) Any imine derived from a quinone
n
Alternative form of quinonoxime [(chemistry) either the mono- or di- oxime of a quinone; tautomeric with nitrosophenols]
n
(chemistry) Any of a class of imines formally derived from a quinone by replacing one or both oxygens with =NR.
n
(organic chemistry) Any compound that resembles a quinone but in which the >C=O groups are replaced by carbon-to-carbon double bonds
n
(organic chemistry) A derivative of quinine that has a historical importance in the synthesis of the drug
n
(chemistry, archaic) A red substance obtained by decomposition of quinotannic acid.
n
(chemistry, archaic) An amorphous bitter glucoside derived from cinchona and other barks.
n
An organic compound with the formula C₆H₄(NH)₂(CO)₂.
n
(organic chemistry) A ketone derived from quinuclidine by replacement of a methylene group by a carbonyl group
n
A chemical compound, C₁₈H₁₆O₂.
n
(organic chemistry) An O-demethylated quinone found in some helminths.
n
(organic chemistry) The quinoline alkaloid 3-hydroxy-2,2,10-trimethyl-2,3,4,10-tetrahydro-5H-pyrano[2,3-b]quinolin-5-one
n
(organic chemistry) An antibiotic 2,2'-di(pyridin-4-yl)-1H,1'H-5,5'-bi(benzimidazole)
n
(medicine, organic chemistry) The heterocycle N-(dicyclopropylmethyl)-4,5-dihydro-1,3-oxazol-2-amine that is used in the treatment of hypertension
n
(chemistry) An intermediate free radical generated in the conversion of quinones to/from hydroquinones.
n
Alternative form of ubisemiquinone [(biochemistry) The semiquinone derived from ubiquinone]
n
(organic chemistry) Any spiro compound derived from an indole
n
(organic chemistry) The stilbenoid (~{E})-2-(4-hydroxy-3,5-dimethoxyphenyl)-3-(4-hydroxy-3-methoxyphenyl)-~{N}-[2-(4-hydroxyphenyl)ethyl]prop-2-enamide whose derivatives are used to fight Parkinson's disease
n
(organic chemistry) Any styryl derivative of a quinoline, but especially 2-styrylquinoline (2-(2-phenylethenyl)quinoline)
n
A preservative of fats and oils, used in food. An aromatic organic compound that is a type of phenol. It is a derivative of hydroquinone, substituted with a tertbutyl group.
n
(chemistry) An aromatic organic compound that is a type of phenol. It is a derivative of hydroquinone, substituted with a tert-butyl group.
n
(organic chemistry) An organic compound with formula C₆O₂(OH)₄, consisting of a cyclohexadiene ring with four hydroxyl groups and two ketone groups in opposite (para) positions.
n
(organic chemistry) tetrahydroxybenzoquinone
n
(organic chemistry) The bicyclic heterocycle, 5,6,7,8-tetrahydro-[1,3,4]thiadiazolo[3,4-a]pyridazin-3-one that has antimicrobial activity
n
(organic chemistry) The kinase inhibitor N-benzyl-2-(pyrimidin-4-ylamino)thiazole-4-carboxamide
n
(organic chemistry) Any of a class of compounds formally derived from the quinones by replacing either, or both, of the oxygen atoms with sulfur
n
(organic chemistry) The terpenoid 2-methyl-5-propan-2-ylbenzene-1,4-diol
n
(organic chemistry) Any of several isomeric organic compounds with formula C₁₄H₈O₅, formally derived from anthraquinone by replacing three hydrogen atoms by hydroxyl groups, and including several historically important dyes.
n
(organic chemistry) Any trihydroxy, methyl derivative of anthraquinone, but especially 6-methyl-1,3,8-trihydroxyanthraquinone (emodin)
n
(chemistry) A precursor of vitamin E that may be prepared from crotonaldehyde.
n
(organic chemistry) The quinazolinone derivative indolo(2,1-b)quinazoline-6,12-dione
n
(biochemistry) A certain benzoquinol, the reduced product of ubiquinone, also called coenzyme Q₁₀.
n
(organic chemistry) any of several isoprenyl quinones that have a role in cellular respiration
n
(organic chemistry) An anthraquinone derivative with IUPAC name 4-hydroxy-2-(1,3,6,8-tetrahydroxy-9,10-dioxoanthracen-2-yl)butanal.
n
(organic chemistry) Any of a class of quaternary ammonium salts derived from 4,4'-bipyridine
n
(organic chemistry) Any of a group of amides, present in Withania somnifera, that provide some protection from Alzheimer's disease
n
(organic chemistry) Any dimethyl derivative of hydroquinone (named as a derivative of xylene)
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