n
(pharmacology) Alternative form of acenocoumarol. [(pharmacology) The coumarin compound 4-hydroxy-3-(1-(4-nitrophenyl)-3-oxobutyl)-2H-1-benzopyran-2-one that is used as an anticoagulant in a manner similar to warfarin.]
n
(biochemistry) A diterpene alkaloid fundamental parent, (1R,2R,3R,5R,8S,9R,13R,17R)-11-azahexacyclo[7.7.2.1^(2,5).0^(1,10).0^(3,8).0^(13,17)]nonadecane.
n
(organic chemistry) A pyridine derivative that is attractive to cats.
n
(organic chemistry) An alkaloid found in Fumaria parviflora.
n
(organic chemistry) Any of a group of brominated pyrrole-imidazole alkaloids present in some marine sponges
n
(organic chemistry) A particular indoloquinolizidine alkaloid found in Alstonia boonei and other plants.
n
(biochemistry) Any of a range of fungicidal alkaloids, having a structure similar to hapalindole, isolated from blue-green algae of the family Stigonemataceae
n
(organic chemistry) The alkaloid 3,4,5,6-tetrahydro-2,3'-bipyridine related to nicotine
n
(organic chemistry) The alkaloid [2R,(+)]-1,2,3,6-tetrahydro-2,3'-bipyridine present in the nightshades
n
(organic chemistry) Any of a group of diglycosidic tetramic acids that are metabolites of the sponge Ancorina
n
(organic chemistry) An alkaloid, 4-[2-(dimethylamino)ethyl]phenol, found in peyotes of the genus Anhalonium
n
(organic chemistry) One of a class of quinoline alkaloids from which apomorphine can be derived.
n
An aporphinoid alkaloid; any of a group of related alkaloids that have aporphine as a core chemical substructure.
n
(organic chemistry) An alkaloid present in several nightshades
n
Synonym of harmane (“alkaloid”)
n
(organic chemistry) An alkaloid found in the bark of Chlorocardium rodiei. It is a tonic, antiperiodic, and febrifuge, and is used in medicine as a substitute for quinine.
n
(organic chemistry) A tertiary amine phenolic alkaloid, N-[(3,4-dimethoxyphenyl)methyl]-2-(4-methoxyphenyl)-N-methylethanamine, from the amaryllis family of plants
n
(chemistry) The structural backbone of many alkaloids with a wide variety of structures, including papaverine, noscapine, codeine, morphine, apomorphine, berberine, protopine and tubocurarine.
n
Alternative form of bebeerine [(organic chemistry) An alkaloid found in the bark of Chlorocardium rodiei. It is a tonic, antiperiodic, and febrifuge, and is used in medicine as a substitute for quinine.]
n
(organic chemistry) An actinidine-type alkaloid found in Boschniakia rossica.
n
(organic chemistry) A cyclic hexapeptide, isolated from Bouvardia ternifolia, that has anticancer properties
n
(organic chemistry) Any of a class of indole alkaloids produced as secondary metabolites of fungi in the genus Penicillium and Aspergillus, and structurally similar to paraherquamides.
n
(organic chemistry, medicine) A triterpene quassinoid antineoplastic antibiotic present in Brucea antidysenterica
n
(organic chemistry) An alkaloid that inhibits acetylcholinesterase.
n
(archaic, chemistry) The essential principle of cacao, now called theobromine.
n
(organic chemistry) A phenylalkylamine calcimimetic N-[(1R)-1-(1-naphthalenyl)ethyl]-1H-indole-2-methanamine that facilitates the activation of a calcium-sensing receptor
n
A mixture of camphor and salol.
n
(organic chemistry) A capsaicin antagonist that blocks the heat sensation of chili peppers
n
(biochemistry, pharmacology) An alkaloid that induces vomiting, related to emetine.
n
(organic chemistry) A benzazepine alkaloid present in Cephalotaxus harringtonia
n
(organic chemistry, attributive) Any of a group of Veratrum alkaloids, regarded as separate from the jerveratrum alkaloids.
n
(organic chemistry) A steroidal glycoalkaloid chemical compound found in plants of the family Solanaceae, responsible for the bitter taste of unripe potatoes.
n
(organic chemistry) An alkaloid, obtained from the bark of cinchona trees, that is used as an antimalarial agent.
n
(organic chemistry) A compound found in Clausena lansium.
n
(organic chemistry) A steroid alkaloid derived from pregnane
n
A steroid alkaloid found in a number of plant species of the Apocynaceae family, sometimes used in herbal medicine as a treatment for amoebic dysentery.
n
(organic chemistry) An alkaloid found in Cryptocarya konishii.
n
(organic chemistry) Any of a group of monoterpenoid esters present in plants of the genus Cunila.
n
(organic chemistry) The adrenoceptor antagonist [(4aR,8aS)-4-(4-amino-6,7-dimethoxyquinazolin-2-yl)-2,3,4a,5,6,7,8,8a-octahydroquinoxalin-1-yl]-(furan-2-yl)methanone
n
(organic chemistry) The anticoagulant 4-hydroxycoumarin
n
(organic chemistry) An alkaloid, related to pyridostigmine, present in the poppy Dicranostigma
n
(organic chemistry) An alkaloid found in coca.
n
(organic chemistry) The isoflavone 7-hydroxy-3-(4-hydroxyphenyl)-2,3-dihydrochromen-4-one
n
(chemistry) An ergot alkaloid, one of the three components of ergoloid along with dihydroergocristine and dihydroergocryptine.
n
(organic chemistry, archaic) One of several isomeric organic bases of the quinoline series of alkaloids.
n
(organic chemistry) A polycyclic alkaloid, obtained from the skin of the poisonous frog Epipedobates tricolor, that is a powerful analgesic
n
(organic chemistry) An ergopeptine and one of the ergot alkaloids, formerly used in the manufacture of the drug LSD.
n
(chemistry) A tetracyclic heterocycle whose structural skeleton is contained in a diverse range of alkaloids, including some psychedelic drugs, and whose derivatives are used clinically for vasoconstriction and in the treatment of migraine and Parkinson's disease.
n
(organic chemistry) A powerful astringent alkaloid extracted from ergot as a brown, amorphous, bitter substance. It is used to produce contraction of the uterus.
n
(organic chemistry) Loline, an alkaloid with the formula C₈H₁₄N₂O.
n
(organic chemistry) The alkaloid (7S)-6'-methylspiro[6H-cyclopenta[g][1,3]benzodioxole-7,5'-7,8-dihydro-[1,3]dioxolo[4,5-g]isoquinoline]-8-one present in the seeds of Fumaria indica
n
(organic chemistry) An alkaloid extracted from fumitory.
n
(organic chemistry) An indenobenzazepine alkaloid related to fumaritrine present in the seeds of Fumaria rostellata
n
(organic chemistry) An indenobenzazepine alkaloid related to fumaritridine present in the seeds of Fumaria rostellata
n
Alternative spelling of galantamine [(organic chemistry) An alkaloid, obtained synthetically or from various plants, used for the treatment of mild to moderate Alzheimer's disease and various memory impairments.]
n
(organic chemistry) An intermediate of many related compounds found in the Strychnos genus.
n
(organic chemistry) A carbazole found in certain Murraya species.
n
(organic chemistry) A particular acridone alkaloid.
n
(chemistry) An alkaloid isolated from the bark of Australian magnolias, whose action as a muscarinic receptor antagonist may be useful in Alzheimer's disease research.
n
(organic chemistry) N,N-dimethyltyramine, a phenethylamine alkaloid found in a variety of plants, including barley.
n
(organic chemistry) An oxindole alkaloid found in the plant Horsfieldia superba.
n
(biochemistry, pharmacology) A poisonous alkaloid present in henbane that is the stereoisomer of atropine, with similar properties to hyoscine, and used medicinally to treat abdominal pain and similar conditions.
n
(organic chemistry) The alkaloid 12,13-dimethoxyibogamine present in the iboga plant (Tabernanthe iboga)
n
The alkaloid (6aR)-2,3-dimethoxy-5,6,6a,7-tetrahydro-4H-dibenzo[de,g]quinolin-1-ol
n
(organic chemistry) An alkaloid found in jaborandi leaves, resembling atropine.
n
(organic chemistry) An alkaloid found in ragwort (Jacobaea vulgaris, syn. Senecio jacobaea).
n
(organic chemistry) A derivative of chromone and furan with lipophilic and vasodilatory properties, found in the plant Visnaga daucoides (syn. Ammi visnaga).
n
(biochemistry) A chemical used as a pheromone to release sperm by kelp; cis-2-cyclohepta-2',5'-dienyl-3-vinyloxirane.
n
(chemistry) A white organic base, resembling morphine, and obtained from certain varieties of opium
n
(organic chemistry) A carbazole alkaloid 3,5-dimethyl-3-(4-methylpent-3-enyl)-11H-pyrano[3,2-a]carbazol-9-ol present in the bark of Murraya koenigii.
n
(organic chemistry) Any of a group of cytotoxic pyrroloquinoline alkaloids
n
(uncountable) Initialism of monocrotaline. [(organic chemistry) A pyrrolizidine alkaloid found in the rattlebox plants (of genus Crotalaria) that is poisonous to livestock and humans.]
n
the 3-O-methylation of catechin
n
(organic chemistry) An alkaloid found in opium, extracted as a yellow amorphous substance which is easily decomposed.
n
(organic chemistry) An aporphine alkaloid isolated from a menispermaceous plant of Japan.
n
(organic chemistry) A group of about twenty closely related compounds obtained from the dried latex that exudes from the seed capsule of the opium poppy Papaver somniferum.
n
(organic chemistry) An alkaloid, methyl 1-methoxy-9H-carbazole-3-carboxylate, present in the bark of Murraya koenigii.
n
(organic chemistry) An alkaloid, related to nicotine, found in tobacco and other plants.
n
An alkaloid found in Aconitum napellus.
n
An alkaloid found in opium
n
(organic chemistry) An opiate alkaloid similar to noscapine
n
(organic chemistry) An alkaloid related to cephalotaxine
n
(organic chemistry) A particular aporphine alkaloid
n
(organic chemistry) A polycyclic alkaloid related to morphine
n
(organic chemistry) An alkaloid found in Heimia salicifolia.
n
(organic chemistry) An alkaloid (C₁₀H₁₄N₂), commonly occurring in the tobacco plant. In small doses it is a habit-forming stimulant; in larger doses it is toxic and is often used in insecticides.
n
(chemistry) any of a range of related alkaloids found in various species of the genus Nicotiana, especially Nicotiana tabacum which is cultivated for the manufacture of cigarettes
n
(organic chemistry) The organic compound [6-(methylamino)-1-(2-methylpropanoyloxy)-5,6,7,8-tetrahydronaphthalen-2-yl] 2-methylpropanoate that is a dopamine receptor agonist
n
(organic chemistry) A capsaicinoid, an amide of pelargonic acid and vanillylamine, present in chili peppers and used as a food additive and a lachrymatory agent.
n
(organic chemistry) An aporphinoid alkaloid found in Litsea salicifolia.
n
(organic chemistry) An isoquinoline alkaloid that has antiinflammatory properties
n
(organic chemistry) An alkaloid, 3-[(2S)-2-pyrrolidinyl]pyridine, formally derived from nicotine by removal of the N-methyl group
n
An alkaloid found in the plants Nymphaea caerulea and Nelumbo nucifera, with sedative effects.
n
(organic chemistry) Any of a group of sesquiterpenoid piperidine alkaloids found in Nuphar japonica and castoreum.
n
(US) An active insecticide ingredient based on oil produced from the lemon eucalyptus (Corymbia citriodora), containing 64% or more of p-menthane-3,8-diol.
n
(organic chemistry) A cat attractant found in Boschniakia rossica.
n
(organic chemistry) An alkaloid found in small quantities in opium, identical with narcotine.
n
(organic chemistry) A diterpene alkaloid found in the plant Delphinium oreophilum.
n
(organic chemistry) The isochromenone 6,8-dihydroxy-3-[(2S)-2-hydroxypropyl]isochromen-1-one present in some fungi
n
(chemistry) A base resembling and isomeric with conine, obtained from butyric aldehyde and ammonia.
n
An alkaloid found in poppy species.
n
(biochemistry) A potassium channel blocker; a toxic, tremorgenic indole alkaloid produced by Penicillium paxilli.
n
(organic chemistry) The alkaloid methyl (E)-2-[(2S,3R,12bS)-3-ethenyl-8-methoxy-1,2,3,4,6,7,12,12b-octahydroindolo[2,3-a]quinolizin-2-yl]-3-methoxyprop-2-enoate present in kratom
n
An unsaturated secondary amide that occurs as a toxic alkaloid in the root of the pellitory
n
(organic chemistry) An alkaloid found in picrotoxin.
n
(organic chemistry) The alkaloid (3S,4R)-3-ethyl-4-(1H-imidazol-5-ylmethyl)oxolan-2-one related to pilocarpine
n
Alternative form of pilocarpine [(biochemistry, pharmacology) A miotic alkaloid C₁₁H₁₆N₂O₂ obtained from jaborandi that is used chiefly in the form of its hydrochloride or nitrate especially in the treatment of glaucoma.]
n
(biochemistry, pharmacology) A miotic alkaloid C₁₁H₁₆N₂O₂ obtained from jaborandi that is used chiefly in the form of its hydrochloride or nitrate especially in the treatment of glaucoma.
n
(organic chemistry) Papaverrubine D, a minor alkaloid of opium.
n
(organic chemistry) An aporphinoid alkaloid found in Litsea triflora.
n
(biochemistry) A benzylisoquinoline alkaloid occurring in plants of the family Papaveraceae that acts as an opioid analgesic.
n
(organic chemistry) A jerveratrum alkaloid.
n
An alkaloid, found in some species of Psychotria, with analgesic effects.
n
(organic chemistry, obsolete) A supposed alkaloid, later found to be an impure form of sanguinarine.
n
(organic chemistry) A quinoline alkaloid present in the plants of the species Boerhavia diffusa.
n
(organic chemistry) An alkaloid obtained from the dried bark of the quebracho tree.
n
(chemistry) Any mancude assembly of three carbocyclic rings having a six-membered quinonoid ring bonded (in the 1,4 positions) to two odd-membered rings whose size differs by two.
n
(organic chemistry, pharmacology) A compound of the alkaloid class obtained from Indian snakeroot (Rauvolfia serpentina) and other plants and used in the treatment of hypertension.
n
(organic chemistry) Any of a group of benzazepine alkaloids found in the poppy.
n
(organic chemistry) An alkaloid formed as a metabolite of the opium poppy
n
(organic chemistry) Any of a group of quassinoids, some of which show antimalarial and antineoplastic activity.
n
A crystalline alkaloid, C₈H₁₃NO₂, with sedative properties, formed from scopine, ususally by hydrolysis of scopolamine.
n
(organic chemistry) An alkaloid antibiotic related to neolitsine
n
(organic chemistry) An alkaloid, similar to galanthamine, that inhibits secretion
n
(organic chemistry) An alkaloid derived from Aconitum lycoctonum, used as a local analgesic.
n
(organic chemistry) The spiro compound 8-[3-(2-chlorophenothiazin-10-yl)propyl]-1-thia-4,8-diazaspiro[4.5]decan-3-one that has some antitumor activity
n
spinochrome C (2-acetyl-3,5,6,7,8-pentahydroxy-1,4-naphthalenedione)
n
(organic chemistry) An aporphine alkaloid present in the fruit of Annona crassiflora
n
(chemistry, biochemistry) An indolizidine alkaloid, found in various Swainsona and other species (including locoweed), which disrupts the nervous system.
n
(organic chemistry) Any of a group of orthoquinones, present in the roots of Salvia miltiorrhiza, that are active against atherosclerosis
n
(organic chemistry) Any of a family of diterpene quinones, isolated from tan shen, that are transcription factor inhibitors
n
(organic chemistry) A diterpenoid found in Taxodium distichum (bald cypress), among others, that exhibits anticancer, antibacterial, antioxidant, antifungal, insecticide, and antifeedant properties.
n
(organic chemistry) An alkaloid present in narcissi and snowdrops
n
(organic chemistry) An isoquinoline alkaloid found in goldenseal.
n
(biochemistry) A neuroactive alkaloid with analgesic and hypnotic action.
n
(toxicology) A poisonous alkaloid, paramorphine, obtained from opium; not used in medicine.
n
(chemistry) An alkaloid, of similar structure to caffeine, found in chocolate and cocoa.
n
(organic chemistry) An artificial alkaloid resembling thalline, used as an antipyretic.
n
(organic chemistry) A pyrrolizidine alkaloid.
n
The quinazoline derivative(3S)-1,2,3,9-tetrahydropyrrolo[2,1-b]quinazoline-3,7-diol related to vasicinone
n
The quinazoline alkaloid (3S)-3-hydroxy-2,3-dihydro-1H-pyrrolo[2,1-b]quinazolin-9-one
n
(organic chemistry) A particular diterpene alkaloid.
n
(biochemistry) An alkaloid extracted from certain blue-green algae that may be active against drug resistance; it has a structure similar to that of hapalindole with a cyclobutane ring
n
(organic chemistry) A protoberberine alkaloid.
n
(organic chemistry) harmine
n
(organic chemistry, pharmacology) A toxic crystalline compound obtained from the bark of the yohimbe tree, used as an adrenergic blocking agent and also as an aphrodisiac in the treatment of impotence.
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