Wikipedia:  

Dopamine

dopamine; Dopaminum; 62-31-7 (hydrochloride); Dophamine; Pyrocatechol, 4-(2-aminoethyl)-; dopaminum; Deoxyepinephrine; 4-(2-Aminoethyl)benzene-1,2-diol; 4-(2-Aminoethyl)pyrocatechol; 4-(2-Aminoethyl)-1,2-benzenediol hydrochloride; 3,4-Dihydroxyphenethylamine hydrochloride
Molecular Formula
C8 H11 N O2
Natural Isotopic Abundance Mass
153.17844
Mono-Isotopic Molecular Masses
C12N14:   153.0789786025
C13N14:   161.1058173049
C12N15:   154.0760134957
C13N15:   162.1028521981
Dopamine image
Dopamine
InCHi String:
InChI=1S/C8H11NO2/c9-4-3-6-1-2-7(10)8(11)5-6/h1-2,5,10-11H,3-4,9H2

canonical and isomeric SMILES:
C1=CC(=C(C=C1CCN)O)O


PUBCHEM iupac NAME: PUBCHEM iupac OPENEYE NAME: PUBCHEM iupac CAS NAME
4-(2-aminoethyl)benzene-1,2-diol

PUBCHEM iupac TRADITIONAL NAME
4-(2-aminoethyl)pyrocatechol

PUBCHEM iupac SYSTEMATIC NAME
4-(2-azanylethyl)benzene-1,2-diol



PubChem Substance (SID):   144080910   24277897   6517
PubChem Compound (CID):   681
KEGG: Compound ID   C03758
CAS Registry IDs:   51-61-6
PDB Chemical Component   n/a
Miscellaneous Databases and IDs:   CAS 62-31-7   MMCD cq_02226   EC Number 200-527-8   Beilstein Registry Number 3656720   Sigma-Aldrich H8502_SIGMA   ChEBI CHEBI:18243   LeadScope LS-159   HSDB 3068   ChemIDplus 000051616   SMID LDP   BIND 156   EINECS 200-110-0   NIST 366576687

Reference data were obtained primarily from the PubChem database.

Three dimensional molecular rendering uses Jmol.