''meta''-Tyramine

*meta*-Tyramine
Names


IUPAC name 3-(2-Aminoethyl)phenol
Other names m-Tyramine; 3-Tyramine; 3-Hydroxyphenylethylamine
Identifiers
CAS Number	588-05-6
3D model (JSmol)	Interactive image
ChemSpider	11008
ECHA InfoCard	100.197.155
PubChem CID	11492
InChI InChI=1S/C8H11NO/c9-5-4-7-2-1-3-8(10)6-7/h1-3,6,10H,4-5,9H2
SMILES Oc1cc(ccc1)CCN
Properties
Chemical formula	C₈H₁₁NO
Molar mass	137.18 g·mol⁻¹
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

meta-Tyramine, also known as m-tyramine or 3-tyramine as well as 3-hydroxyphenylethylamine, is an endogenous monoamine compound and trace amine of the phenethylamine class.^[1]^[2]^[3] It is a positional isomer of para-tyramine, and similarly to it, has effects on the adrenergic and dopaminergic systems.^[4]^[5]

References

↑ Boulton AA, Huebert ND (November 1981). "Biosynthesis of some urinary trace amines in the rat and the human". Research Communications in Chemical Pathology and Pharmacology. 34 (2): 295–310. PMID 7335956.
↑ Dyck LE, Juorio AV, Boulton AA (June 1982). "The in vitro release of endogenous m-tyramine, p-tyramine and dopamine from rat striatum". Neurochemical Research. 7 (6): 705–16. PMID 7121718. doi:10.1007/bf00965523.
↑ Sardar A, Juorio AV, Boulton AA (June 1987). "The concentration of p- and m-tyramine in the rat mesolimbic system: its regional distribution and effect of monoamine oxidase inhibition". Brain Research. 412 (2): 370–4. PMID 3607473. doi:10.1016/0006-8993(87)91145-0.
↑ Dyck LE, Kazakoff CW, Dourish CT (October 1982). "The role of catecholamines, 5-hydroxytryptamine and m-tyramine in the behavioural effects of m-tyrosine in the rat". European Journal of Pharmacology. 84 (3-4): 139–49. PMID 7173317. doi:10.1016/0014-2999(82)90196-0.
↑ McQuade PS, Wood PL (1984). "The effects of administration of meta-tyramine and para-tyramine on dopamine and its metabolites in the rat striatum". Progress in Neuro-psychopharmacology & Biological Psychiatry. 8 (4-6): 705–9. PMID 6531442. doi:10.1016/0278-5846(84)90042-3.

Neurotransmitters
Amino acid-derived	Major excitatory/inhibitory systems: Glutamate system: Agmatine Aspartic acid (aspartate) Cycloserine Glutamic acid (glutamate) Glutathione Glycine GSNO GSSG Kynurenic acid NAA NAAG Proline Serine; GABA system: GABA GABOB GHB; Glycine system: α-Alanine β-Alanine Glycine Hypotaurine Proline Sarcosine Serine Taurine; GHB system: GHB T-HCA (GHC) Biogenic amines: Monoamines: 6-OHM Dopamine Epinephrine (adrenaline) NAS (normelatonin) Norepinephrine (noradrenaline) Serotonin (5-HT); Trace amines: 3-Iodothyronamine N-Methylphenethylamine N-Methyltryptamine m-Octopamine p-Octopamine Phenylethanolamine Phenethylamine Synephrine Tryptamine m-Tyramine p-Tyramine; Others: Histamine Neuropeptides: See here instead.
Lipid-derived	Endocannabinoids: 2-AG 2-AGE (noladin ether) 2-ALPI 2-OG AA-5-HT Anandamide (AEA) DEA LPI NADA NAGly OEA Oleamide PEA RVD-Hpα SEA Virodhamine (O-AEA) Neurosteroids: See here instead.
Nucleobase-derived	Nucleosides: Adenosine system: Adenosine ADP AMP ATP
Vitamin-derived	Cholinergic system: Acetylcholine
Miscellaneous	Gasotransmitters: Carbon monoxide (CO) Hydrogen sulfide (H₂S) Nitric oxide (NO); Candidates: Acetaldehyde Ammonia (NH₃) Carbonyl sulfide (COS) Nitrous oxide (N₂O) Sulfur dioxide (SO₂)

Human trace amine-associated receptor ligands

TAAR1

Agonists

Endogenous^†	Classical monoamine neurotransmitters Dopamine Histamine Norepinephrine Serotonin Trace amines 3-Iodothyronamine 3-Methoxytyramine N-Methylphenethylamine N-Methyltyramine m-Octopamine p-Octopamine Phenethylamine Phenylethanolamine Synephrine Tryptamine m-Tyramine p-Tyramine
Synthetic^‡	Amphetamine DOB DOET 4-Hydroxyamphetamine Isoprenaline MDA MDMA 2-Methylphenethylamine 3-Methylphenethylamine 4-Methylphenethylamine β-Methylphenethylamine Methamphetamine 3-MMA Norfenfluramine Phentermine o-PIT Propylhexedrine RO5166017 N,N-Dimethylphenethylamine

Neutral antagonists

Inverse agonists

EPPTB (RO5212773)

TAAR2

Agonists^‡	3-Iodothyronamine Phenethylamine Tyramine
Neutral antagonists

TAAR5

Agonists^‡	Dimethylethylamine Trimethylamine
Neutral antagonists
Inverse agonists^‡	3-Iodothyronamine

^†References for all endogenous human TAAR1 ligands are provided at List of trace amines

^‡References for synthetic TAAR1 agonists can be found at TAAR1 or in the associated compound articles. For TAAR2 and TAAR5 agonists and inverse agonists, see TAAR for references.

See also: Receptor/signaling modulators

Phenethylamines
Phenethylamines	Psychedelics: 25B-NBOMe 25C-NBOMe 25D-NBOMe 25I-NBOMe 25N-NBOMe 2C-B 2C-B-AN 2C-B-FLY βk-2C-B 2C-C 2C-D 2C-E 2C-EF 2C-F 2C-G 2C-I 2C-N 2C-P 2C-SE 2C-T 2C-T-2 2C-T-4 2C-T-7 2C-T-8 2C-T-9 2C-T-13 2C-T-15 2C-T-16 2C-T-17 2C-T-21 2C-TFM 2C-YN Allylescaline DESOXY Escaline Isoproscaline Jimscaline Macromerine MEPEA Mescaline Metaescaline Methallylescaline Proscaline Psi-2C-T-4 TCB-2 Stimulants: Phenylethanolamine Hordenine Phenethylamine α-Methylphenethylamine (amphetamine) β-Methylphenethylamine m-Methylphenethylamine N-Methylphenethylamine o-Methylphenethylamine p-Methylphenethylamine Entactogens: Lophophine MDPEA MDMPEA Others: BOH DMPEA
Amphetamines	Psychedelics: 3C-BZ 3C-E 3C-P Aleph Beatrice Bromo-DragonFLY D-Deprenyl DMA DMCPA DMMDA DOB DOC DOEF DOET DOI DOM DON DOPR DOTFM Ganesha MMDA MMDA-2 Psi-DOM TMA TeMA Stimulants: 2-FA 2-FMA 3-FA 3-FMA Acridorex Alfetamine Amfecloral Amfepentorex Amphetamine (Dextroamphetamine, Levoamphetamine) Amphetaminil Benfluorex Benzphetamine Cathine Clobenzorex Dimethylamphetamine Ephedrine Etilamfetamine Fencamfamin Fencamine Fenethylline Fenfluramine (Dexfenfluramine, Levofenfluramine) Fenproporex Flucetorex Fludorex Formetorex Furfenorex Gepefrine 4-Hydroxyamphetamine Iofetamine Isopropylamphetamine Lefetamine Lisdexamfetamine Mefenorex Metaraminol Methamphetamine (Dextromethamphetamine, Levomethamphetamine) Methoxyphenamine MMA Morforex Norfenfluramine L -Norpseudoephedrine N,alpha-Diethylphenylethylamine Oxifentorex Oxilofrine Ortetamine PBA PCA Phenpromethamine PFA PFMA PIA PMA PMEA PMMA Phenylpropanolamine Pholedrine Prenylamine Propylamphetamine Pseudoephedrine Sibutramine Tiflorex Tranylcypromine Xylopropamine Zylofuramine Entactogens: 4-FA 4-FMA 4-MA 4-MMA 4-MTA 5-APB 5-APDB 5-EAPB 5-IT 5-MAPB 5-MAPDB 6-APB 6-APDB 6-Chloro-MDMA 6-EAPB 6-IT 6-MAPB 6-MAPDB EDA IAP 2,3-MDA 3,4-MDA MDEA MDHMA MDMA MDOH Methamnetamine MMDMA Naphthylaminopropane TAP Others: 3,4-DCA Amiflamine DiFMDA Selegiline (also D -Deprenyl)
Phentermines	Stimulants: Chlorphentermine Cloforex Clortermine Etolorex Mephentermine Pentorex Phentermine Entactogens: MDPH MDMPH Others: Cericlamine
Cathinones	Stimulants: 3-FMC 4-MC 4-BMC 4-CMC 4-EMC 4-FMC 4-MEC 4-MeMABP 4-MPD Amfepramone Benzedrone Brephedrone Buphedrone Bupropion Cathinone Dimethylcathinone Ethcathinone Eutylone Hydroxybupropion Methcathinone Methedrone NEB Pentedrone Pentylone Radafaxine Entactogens: 3,4-DMMC 3-MMC Butylone Ethylone Methylone Methylenedioxycathinone Mephedrone
Phenylisobutylamines	Entactogens: 4-CAB 4-MAB Ariadne BDB Butylone EBDB Eutylone MBDB Stimulants: Phenylisobutylamine
Phenylalkylpyrrolidines	Stimulants: α-PBP α-PHP α-PPP α-PVP MDPBP MDPPP MDPV 4-MePBP 4-MePHP 4-MePPP MOPPP MOPVP MPBP MPHP MPPP Naphyrone PEP Prolintane Pyrovalerone
Catecholamines (and close relatives)	6-FNE 6-OHDA a-Me-DA a-Me-TRA Adrenochrome Ciladopa D -DOPA (Dextrodopa) Dimetofrine Dopamine Epinephrine Epinine Etilefrine Ethylnorepinephrine Fenclonine Ibopamine Isoprenaline Isoetarine L -DOPA (Levodopa) L -DOPS (Droxidopa) L -Phenylalanine L -Tyrosine m-Tyramine Metanephrine Metaraminol Metaterol Metirosine Methyldopa N,N-Dimethyldopamine Nordefrin (Levonordefrin) Norepinephrine Norfenefrine (m-Octopamine) Normetanephrine Orciprenaline p-Octopamine p-Tyramine Phenylephrine Synephrine
Miscellaneous	AL-LAD Amidephrine Arbutamine Cafedrine Denopamine Desvenlafaxine Diphenidine Dizocilpine Dobutamine Dopexamine Ephenidine Etafedrine ETH-LAD Famprofazone Fluorolintane Hexapradol IP-LAD Lysergic acid amide Lysergic acid 2-butyl amide Lysergic acid 2,4-dimethylazetidide Lysergic acid diethylamide Methoxamine Methoxphenidine MT-45 PARGY-LAD Phenibut PRO-LAD Pronethalol Salbutamol (Levosalbutamol) Theodrenaline Thiamphenicol UWA-101

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