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Tritoqualine

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From Wikipedia, the free encyclopedia

Chemical compound

Pharmaceutical compound

Tritoqualine
Clinical data

AHFS/Drugs.com	International Drug Names
ATC code	R06AX21 (WHO)
Identifiers
IUPAC name 7-amino-4,5,6-triethoxy-3-(4-methoxy-6-methyl-7,8-dihydro-5H-[1,3]dioxolo[4,5-g]isoquinolin-5-yl)-3H-isobenzofuran-1-one
CAS Number	14504-73-5
PubChemCID	72145
ChemSpider	65119
UNII	F4MW5166YH
CompTox Dashboard(EPA)	DTXSID10864514
Chemical and physical data
Formula	C₂₆H₃₂N₂O₈
Molar mass	500.548 g·mol⁻¹
3D model (JSmol)	Interactive image
SMILES CCOC1=C(C(=C(C2=C1C(OC2=O)C3C4=C(C5=C(C=C4CCN3C)OCO5)OC)N)OCC)OCC

Tritoqualine, also known ashypostamine, is aninhibitor of theenzyme histidine decarboxylase and therefore an atypicalantihistamine, used for the treatment ofurticaria and allergicrhinitis^[1] with no known adverse effects.^{[citation needed]}

References

[edit]

^Pradalier A, Hentschel V, Prouzeau S, Legallais D, Lefrancois G (April 2003). "Randomized, placebo controlled study of tritoqualine (hypostamine*) in the treatment of perennial allergic rhinitis".Revue Française d'Allergologie et d'Immunologie Clinique.43 (3):175–9.doi:10.1016/S0335-7457(03)00047-9.

v t e Antihistamines (R06)
Benzimidazoles(*)	Astemizole Azelastine Bilastine Emedastine Mizolastine Talastine
Diarylmethanes	Diarylmethoxyalkylamines:Bromazine (bromodiphenhydramine) Carbinoxamine Chlorphenoxamine Clemastine Diphenhydramine (+naproxen) Diphenylpyraline Doxylamine Ebastine Orphenadrine Diphenylmethanolpiperidines:Fexofenadine Terfenadine Diphenylmethylpiperazines:Buclizine Cetirizine Levocetirizine Chlorcyclizine Cinnarizine Cyclizine Etodroxizine Hydroxyzine Meclizine Oxatomide Phenylpyridinylpropanamines:Brompheniramine Chlorphenamine Dexbrompheniramine (+pseudoephedrine) Dexchlorpheniramine (+betamethasone) Pheniramine Others:Acrivastine Bamipine Dimetindene Phenyltoloxamine Pyrrobutamine Quifenadine Triprolidine
Ethylenediamines	Antazoline Chloropyramine Histapyrrodine Mepyramine (pyrilamine) Methapyrilene Phenbenzamine Thenalidine Tripelennamine (pyribenzamine)
Tricyclics	Dibenzocycloheptenes:Antidepressants (e.g.,amitriptyline) Azatadine Cyproheptadine Deptropine Desloratadine Ketotifen Loratadine Rupatadine Phenothiazines:Alimemazine Fenethazine Hydroxyethylpromethazine Isothipendyl Mequitazine Methdilazine Oxomemazine Promethazine Others:Antidepressants (e.g.,doxepin,mirtazapine,trimipramine) Epinastine Latrepirdine Mebhydrolin Olopatadine Perlapine Phenindamine Pimethixene
Others	Phenylpiperazines:Antidepressants (e.g.,trazodone) Phenbenzamine
Fortopical use	Bamipine Chloropyramine Chlorphenoxamine Clemastine Dimetindene Diphenhydramine Doxepin Isothipendyl Mepyramine (pyrilamine) Promethazine

Monoamine metabolism modulators

Non-specific

AAADTooltip Aromatic L-amino acid decarboxylase

Substrates→Products:L-DOPA (levodopa)→Dopamine
5-HTP→Serotonin
L-Histidine→Histamine
Phenylalanine→Phenethylamine
L-Tyrosine→Tyramine
Tryptophan→Tryptamine

MAOTooltip Monoamine oxidase

Substrates→Products (with ALDHTooltip Aldehyde dehydrogenase/ALRTooltip ALR):Epinephrine (adrenaline)→DHMA Metanephrine→MHPG/VMA Norepinephrine (noradrenaline)→DHMA Normetanephrine→MHPG/VMA Dopamine→DOPAC 3-Methoxytyramine→HVA Serotonin→5-HIAA Inhibitors:Non-selective:Benmoxin Caroxazone Echinopsidine Furazolidone Guineesine Hydralazine Indantadol Iproclozide Iproniazid Isocarboxazid Isoniazid Linezolid Mebanazine Metfendrazine Nialamide Octamoxin Paraxazone Phenelzine Pheniprazine Phenoxypropazine Pivhydrazine Procarbazine Safrazine Tranylcypromine
Inhibitors:MAO-A-selective:Amiflamine Bazinaprine Befloxatone Brofaromine Cimoxatone Clorgiline CX157 (Tyrima) Eprobemide Esuprone Harmala alkaloids (e.g.,harmine,harmaline,harman,norharman,tetrahydroharmine,6-methoxyharman) Methylene blue Metralindole Minaprine Moclobemide Pirlindole Sercloremine Tetrindole Toloxatone
Inhibitors:MAO-B selective:Adarigiline Almoxatone D-Deprenyl Desmethylselegiline Ethanol Ladostigil Lazabemide Milacemide Mofegiline Nicotine Pargyline^‡ Rasagiline Safinamide Selegiline (L-Deprenyl) Sembragiline Tisolagiline Vafidemstat

Phenethylamines
(dopamine,epinephrine,
norepinephrine)

PAHTooltip Phenylalanine hydroxylase	Substrates→Products:Phenylalanine→Tyrosine Inhibitors:3,4-Dihydroxystyrene α-Methylphenylalanine
THTooltip Tyrosine hydroxylase	Substrates→Products:Tyrosine→L-DOPA (levodopa) Inhibitors:2-Hydroxyestradiol 2-Hydroxyestrone 3-Iodotyrosine α-Methyl-5-hydroxytryptophan (α-Me-5-HTP) α-Methylphenylalanine Aquayamycin Bulbocapnine Methyldopa (α-methyl-L-DOPA) Metirosine (α-methyl-p-tyrosine) Oudenone
DBHTooltip Dopamine beta-hydroxylase	Substrates→Products:Dopamine→Norepinephrine (Noradrenaline) Inhibitors:Bupicomide Disulfiram Dopastin Etamicastat Fusaric acid Nepicastat Phenopicolinic acid Tropolone Zamicastat
PNMTTooltip Phenylethanolamine N-methyltransferase	Substrates→Products:Norepinephrine (noradrenaline)→Epinephrine (adrenaline) Inhibitors:CGS-19281A SKF-64139 SKF-7698
COMTTooltip Catechol-O-methyl transferase	Substrates→Products:Dopamine→3-Methoxytyramine DOPAC→Homovanillic acid Norepinephrine→Normetanephrine Epinephrine→Metanephrine DOPEG→MOPEG DOMA→VMA 2-Hydroxyestradiol→2-Methoxyestradiol 2-Hydroxyestrone→2-Methoxyestrone 4-Hydroxyestradiol→4-Methoxyestradiol 4-Hydroxyestrone→4-Methoxyestrone Inhibitors:2-Hydroxyestradiol 2-Hydroxyestrone Entacapone Nebicapone Neluxicapone Nitecapone Opicapone Quinalizarin Tolcapone

Tryptamines
(serotonin,melatonin)

TPHTooltip Tryptophan hydroxylase	Substrates→Products:Tryptophan→5-HTP Inhibitors:AGN-2979 Fenclonine (PCPA) Telotristat ethyl
AANATTooltip Serotonin N-acetyl transferase	Substrates→Products:Serotonin→N-Acetylserotonin
ASMTTooltip Acetylserotonin O-methyltransferase	Substrates→Products:N-Acetylserotonin→Melatonin

Histamine

HDCTooltip Histidine decarboxylase	Substrates→Products:L-Histidine→Histamine Inhibitors:Catechin Alpha-Fluoromethylhistidine Histidine methyl ester Meciadanol Naringenin Tritoqualine
HNMTTooltip Histamine N-methyltransferase	Substrates→Products:Histamine→N-Methylhistamine Inhibitors:Amodiaquine Diphenhydramine Harmaline Metoprine Quinacrine SKF-91488 Tacrine
DAOTooltip Diamine oxidase	Substrates→Products:Histamine→Imidazole acetic acid Inhibitors:Pimagedine (aminoguanidine)

See also:Receptor/signaling modulators •Adrenergics •Dopaminergics •Melatonergics •Serotonergics •Monoamine reuptake inhibitors •Monoamine releasing agents •Monoamine neurotoxins

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