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Serotonin

CAT: 0804-HY-B1473A-02Size: 5 mgDry Ice: NoHazardous: No
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CAT#:0804-HY-B1473A-02Size:5 mg
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Description
Serotonin is a monoamine neurotransmitter in the CNS and an endogenous 5-HT receptor agonist. Serotonin is also a catechol O-methyltransferase (COMT) inhibitor with a Ki of 44 μM.
CAS Number
50-67-9
Product Name Alternative
5-Hydroxytryptamine; 5-HT
UNSPSC
12352005
Hazard Statement
H301
Target
5-HT Receptor; COMT; Endogenous Metabolite
Type
Natural Products
Related Pathways
GPCR/G Protein; Metabolic Enzyme/Protease; Neuronal Signaling
Applications
Neuroscience-Neuromodulation
Field of Research
Neurological Disease
Assay Protocol
https://www.medchemexpress.com/Serotonin.html
Purity
99.86
Solubility
DMSO : 100 mg/mL (ultrasonic)
Smiles
OC1=CC2=C(NC=C2CCN)C=C1
Molecular Formula
C10H12N2O
Molecular Weight
176.22
Precautions
H301
References & Citations
[1]Tsao D, et al. Serotonin-induced hypersensitivity via inhibition of catechol O-methyltransferase activity. Mol Pain. 2012 Apr 13;8:25.
Shipping Conditions
Blue Ice
Storage Conditions
-20°C (Powder, sealed storage, away from moisture)
Scientific Category
Natural Products
Clinical Information
Launched
Isoform
Human Endogenous Metabolite; Microbial Metabolite
Citation 01
BioRxiv. 2024 November 03.|bioRxiv. 2025 Oct 14.|Cell Stem Cell. 2025 May 1;32 (5) :778-794.e10.|Curr Res Food Sci. 2024 Apr 26:8:100754.|Int J Mol Sci. 2022 Oct 17;23 (20) :12420.|iScience. 2025 Jun 18;28 (7) :112931.|iScience. 2025 Nov 18.|J Exp Clin Cancer Res. 2024 Oct 10;43 (1) :284.|Neurosci Bull. 2025 Jul;41 (7) :1229-1245.|Authorea. September 19, 2022.|Behav Brain Res. 2025 May 7:115620.|Biochem Biophys Res Commun. 2025 Sep 19:785:152676.|bioRxiv. 2023 Oct 13.|bioRxiv. 2024 November 03.|bioRxiv. 2025 Sep 28.|Food Res Int. 2025 Aug:214:116675.|Immunity. 2025 Aug 12:S1074-7613 (25) 00314-0.|J Dent Sci. 2025 Apr 15.|J Immunother Cancer. 2021 Jul;9 (7) :e002383.|Nature. 2025 Jul;643 (8070) :192-200.|Res Sq. 2024 Jun 11.|Research Square Preprint. 2023 Dec 28.|SSRN. 2025 Apr 24.

Chemical Information

Serotonin

Serotonin is a primary amino compound that is the 5-hydroxy derivative of tryptamine. It has a role as a neurotransmitter, a mouse metabolite and a human metabolite. It is a monoamine molecular messenger, a member of tryptamines, a member of phenols, a primary amino compound and a member of hydroxyindoles. It is functionally related to a tryptamine. It is a conjugate base of a serotonin(1+).

CAS Number50-67-9
PubChem CID5202
IUPAC Name3-(2-aminoethyl)-1H-indol-5-ol
Molecular FormulaC10H12N2O
Molecular Weight176.21
XLogP0.2
Topological Polar Surface Area62
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count2
Rotatable Bond Count2
Heavy Atom Count13
Formal Charge0
Complexity174
SMILES
C1=CC2=C(C=C1O)C(=CN2)CCN
InChI
InChI=1S/C10H12N2O/c11-4-3-7-6-12-10-2-1-8(13)5-9(7)10/h1-2,5-6,12-13H,3-4,11H2
InChIKey
QZAYGJVTTNCVMB-UHFFFAOYSA-N
Chemical Structure
2D Structure
2D structure of Serotonin
CAS: 50-67-9
CID: 5202
Formula: C10H12N2O
MW: 176.21
Interactive 3D Structure
Loading 3D structure...
Computed Properties
PropertyValue
Molecular Weight176.21
XLogP30.2
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count2
Rotatable Bond Count2
Exact Mass176.094963011
Monoisotopic Mass176.094963011
Topological Polar Surface Area62 Ų
Heavy Atom Count13
Formal Charge0
Complexity174
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
Covalently-Bonded Unit Count1
Compound Is CanonicalizedYes