Skip to content A B C D E F G H I J K L M N O P Q R S T U V W X Y Z isoprenylcysteine An isoprenylated derivative of cysteine that forms a motif in some oncogenic proteins isoprobability Describing points on a graph that represent the same probability of some event isoprodian The dapsone 4-(4-aminophenyl)sulfonylaniline;2-propylpyridine-4-carbothioamide;pyridine-4-carbohydrazide isoprofen A nonsteroidal anti-inflammatory drug. isopromethazine A particular antihistamine drug. isopropamide A long-acting anticholinergic drug used in the treatment of peptic ulcers and other gastrointestinal disorders involving hyperacidity and hypermotility. isopropanide An anion derived from propane by removing a hydrogen cation from the central carbon atom. (CH₃)₂CH⁻) isopropanol The aliphatic alcohol 2-propanol; isopropyl alcohol isopropanolamine 1-amino-2-propanol, an amino alcohol that can be prepared by the addition of aqueous ammonia to propylene oxide, used to achieve basicity, buffering, and alkalinity objectives and as a solubilizer. isopropenyl The univalent hydrocarbon radical derived from isoprene CH₂=C(CH₃)- isopropoxide The univalent anion derived from isopropanol by removal of the hydroxy hydrogen atom; and salt containing this anion isopropoxy The radical (CH₃)₂CH-O- derived from isopropyl alcohol isopropyl The univalent organic radical (CH₃)₂CH-. isopropylacetone Methyl isobutyl ketone, a colourless liquid widely used as a solvent. isopropylacrylamide Any isopropyl derivative of acrylamide isopropylamide Any N-isopropyl derivative of an amide isopropylamine An amine, a hygroscopic colourless flammable liquid with an ammonia odour, with various applications such as in herbicides, plastics, pharmaceuticals, and chemical weapons. isopropylamphetamine An isomer of propylamphetamine. It is a psychostimulant. isopropylarene Any isopropyl derivative of an arene isopropylbenzene cumene isopropylbenzylamine A synthetic secondary amine with the molecular formula C₁₀H₁₅N, consisting of a benzyl group and an isopropylamino group. isopropylbenzylidene Any isopropyl derivative of the benzylidene radical isopropylcholestane Any of several isopropyl derivatives of cholestane, but especially 24-isopropylcholestane, a biomarker of primitive animals isopropylethylene Any isopropyl derivative of ethylene isopropylidene The divalent radical (CH₃)₂C< isopropylidenedioxy A bifunctional group which has connections to two oxygen atoms that are both connected to the central carbon of propane. isopropyloxy Synonym of isopropoxy. isopropylphosphate Any isopropyl phosphate (ester of a phosphoric acid) isopropylthiogalactoside Synonym of isopropyl-beta-D-thiogalactopyranoside. isopropylthioxanthone Any isopropyl derivative of a thioxanthone. isoproscaline 4-(i)-propoxy-3,5-dimethoxyphenethylamine, an analogue of mescaline that produces hallucinogenic, psychedelic, and entheogenic effects. isoprostane Any of various prostaglandin-like compounds formed in vivo from the free radical-catalyzed peroxidation of essential fatty acids (primarily arachidonic acid) without the direct action of cyclooxygenase enzyme. isoprostanoid Any derivative of a prostanoid based on an isoprostane skeleton isoproteic Having the same amount of protein isoprotein Any of a family of closely-related proteins that have similar structural and functional properties. isoproterenol Synonym of isoprenaline. isoprothiolane A particular fungicide. isoproturon A selective, systemic herbicide, 3-(4-isopropylphenyl)-1,1-dimethylurea, that is used in the control of annual grasses and broad-leaved weeds in cereals isoprunetin The isoflavone 7-hydroxy-3-(4-hydroxyphenyl)-5-methoxychromen-4-one present in Ormosia excelsa isopsephy The practice of adding up the numerical values of the letters in a word to form a single number. isopsoralen Synonym of angelicin. isopter A line on a graph or diagram showing places of equal visual acuity isopteran Any member of the infraorder Isoptera of termites. isopterous Having the wings equal. isoptic The set of points for which two tangents of a given curve meet at a given angle. isopulegol An unsaturated derivative of menthol (1R,3R,4S)-p-menth-8-en-3-ol isopullulanase An enzyme, pullulan 4-glucanohydrolase, that catalyses the hydrolysis of pullulan to isopanose (6-alpha-maltosylglucose). isopunicine Synonym of isopelletierine. isopurpurin 1,2,7-trihydroxyanthraquinone isopycnal A line connecting points of constant density in the ocean or in the atmosphere. isopycnic Of points on a surface, or in a medium: having equal density. isopycnically In an isopycnic manner isopycnicity The quality of being isopycnic. isopycnosis isopyknosis isopygous Having the cephalon and pygidium of more or less equal size. isopyknosis The condition of a chromosome that is evenly coiled and stains uniformly isopyknotic Exhibiting isopyknosis isopyre A form of opal that has iron oxide impurities isoquant A line of equal or constant economic production on a graph, chart or map. isoquantal Relating to isoquants isoquercetin A glucoside of quercetin isoquercitrin A flavonoid glycoside, isolated from mangoes or from the giant rhubarb, that has anti-inflammatory activity isoquercitroside Synonym of isoquercetin. isoquinazepon The drug clazolam. isoquinolic Of or pertaining to isoquinoline. isoquinolinamine Any amine derivative of isoquinoline isoquinoline An isomer of quinoline, many of whose derivatives occur as alkaloids and are synthesized for use as dyes, pharmaceuticals etc. isoquinolinium The cation formed by protonation of an isoquinoline isoquinolinol A phenol derived from isoquinoline 1-isoquinolinol isoquinolinone Synonym of isoquinolinol. isoquinolinyl An isomer of the quinolinyl radical derived from isoquinolinol isoquinolone Any of several isomeric ketones derived from isoquinoline isoquinuclidine An isomer of quinuclidine in which the nitrogen atom is one position removed from the bridgehead isorabaichromone A particular chromone found in the leaves of aloe vera. isoradial Of a planar graph: where each face is inscribable in a circle of common radius. isorawsonol Synonym of rawsonol. isorcin A synthetic metamer of orcin. isoreceptor Either of a number of receptors that have the same, or similar function isorefractive Having the same refractive index isorenieratane The aromatic carotenoid 1,2,4-trimethyl-3-[3,7,12,16-tetramethyl-18-(2,2,6-trimethylcyclohexyl)octadecyl]benzene isorenieratene The carotenoid 3,3′-((1E,3E,5E,7E,9E,11E,13E,15E,17E)-3,7,12,16-tetramethyloctadeca-1,3,5,7,9,11,13,15,17-nonaene-1,18-diyl)bis(1,2,4-trimethylbenzene) isoresponse Any of a number of responses of the same degree isoresponsive That produces the same response isoreticular Having the same or similar structural topology. isorhamnetin An O-methylated flavonol found in Tagetes lucida. isorhiza An open, tubular nematocyst, in Cnidaria, that anchors the animal as it moves on its tentacles isorhizal Of or relating to isorhizas. isorhodopsin An isomer of rhodopsin formed when it absorbs light isorhynchophylline A plant alkaloid methyl (E)-2-[(3S,6'R,7'S,8'aS)-6'-ethyl-2-oxospiro[1H-indole-3,1'-3,5,6,7,8,8a-hexahydro-2H-indolizine]-7'-yl]-3-methoxyprop-2-enoate isorhythm A technique that arranges a fixed pattern of pitches with a repeating rhythmic pattern, used in some medieval motets and in more recent works. isorhythmic Pertaining to or using isorhythm. isorhythmically In an isorhythmic way. isorhythmicity The condition of being isorhythmic isoriccardin Any of a group of bisbibenzyls present in liverwort isorophid Any of the Isorophida, an extinct order of prehistoric echinoderms. isorosinduline A position isomer of rosinduline that (unlike rosinduline) reacts with 4,4'-di(dimethylamino)benzhydrol. isorotation Equal rotation, especially of parts of a rotating magnetic field isorotational Of, pertaining to, or exhibiting isorotation isorropic Of equal value. isorubijervine An isomer of rubijervine. isosaccharinate The conjugate base of isosaccharinic acid; a salt or ester of isosaccharinic acid. isosafrole An aromatic compound, a precursor for MDP2P which is converted into the psychoactive drug MDMA or ecstasy, found in small amounts in essential oils but more commonly obtained by isomerizing safrole. isosakuranetin The flavonoid (2S)-5,7-dihydroxy-2-(4-methoxyphenyl)-2,3-dihydrochromen-4-one isosalient Having the same salience isosaline Having equal salinity isosalipurposide phlorizin isosarcometric Having equal-lengthed sarcomeres isosaturated Equally saturated isosbestic Having a constant or equal absorption isoscalar A scalar transformation of a particle or field as a result of isospin. isoscaling The differential scaling properties of isotopes isoscape The geographic distribution of isotope ratios. isoscelar isosceles isosceles Having (at least) two sides of equal length, used especially of a triangle or trapezoid. isoschaftoside An isomer of schaftoside isoschizomer Either of a pair of restriction enzymes specific to the same recognition sequence. isoschizomeric Of or relating to isoschizomers. isosclerone The naphthoquinone derivative 4,8-dihydroxy-3,4-dihydro-2H-naphthalen-1-one isoscoparin A glucoside of chrysoeriol isoscutellarein A flavone found in Theobroma grandiflorum and in the liverwort Marchantia berteroana. isoseismal A line on a map joining points of equal seismic intensity produced by an earthquake. isoseismic isoseismal isoseismical isoseismal isoseist Synonym of isoseismal isoselective Having identical selectivities isoselectivity The condition of being isoselective isoselenocyanate The selenium analogue of isocyanate, R-N=C=Se. isosemantic Having the same meaning. isosepiapterin A pigment that is an isomer of sepiapterin isosequential Having the same sequence of nucleotides. isosexual Of the same biological sex. isosexually In an isosexual manner isoshowacene The unsaturated aliphatic hydrocarbon 3-methyl-1,2-didehydro-2,3-dihydrobotryococcene isosilibinin Synonym of isosilybin. isosilybin Any of a group of flavonolignans found in coffee and the milk thistle isosinglet An isotopic singlet state isosmotic Having the same osmotic pressure isosmotically With the same osmotic pressure. isosorbide A bicyclic derivative of furan whose nitrates are used as vasodilators isospace A form of spacetime that is rotated about some axis isosparteine A particular polycyclic alkaloid isospecific Equally specific isospecificity The condition of being isospecific isospectral Having the same spectrum isospectrality The state or condition of being isospectral. isospectrally In an isospectral manner. isospin A quantum number or symmetry related to the strong interaction and hence to differences between atoms with the same number of nucleons. isospinorial Relating to an isospinor. isospondylous Of or pertaining to the former order Isospondyli of teleost fish, having the anterior vertebrae separate, and a precoracoid arch. isosporan Any parasite, of the genus Isospora, responsible for isosporiasis.