Wikipedia:  

Sinapic acid

(E)-3-(4-Hydroxy-3,5-dimethoxyphenyl)-2-propenoic acid; Cinnamic acid, 4-hydroxy-3,5-dimethoxy-, (E)-; 2-Propenoic acid, 3-(4-hydroxy-3,5-dimethoxyphenyl)-; 2-Propenoic acid, 3-(4-hydroxy-3,5-dimethoxyphenyl)-, (E)-; Sinapinic acid; Sinapic acid; 3,5-Dimethoxy-4-hydroxycinnamic acid; Sinapate; Synapoic acid; (2E)-3-(4-hydroxy-3,5-dimethoxyphenyl)prop-2-enoic acid; 4-Hydroxy-3,5-dimethoxy-cinnamic acid
Molecular Formula
C11 H12 O5
Natural Isotopic Abundance Mass
224.20998
Mono-Isotopic Molecular Masses
C12N14:   224.0684734957
C13N14:   235.1053767115
C12N15:   224.0684734957
C13N15:   235.1053767115
Sinapic acid image
Sinapic acid
InCHi String:
InChI=1S/C11H12O5/c1-15-8-5-7(3-4-10(12)13)6-9(16-2)11(8)14/h3-6,14H,1-2H3,(H,12,13)/b4-3+

canonical SMILES:
COC1=CC(=CC(=C1O)OC)C=CC(=O)O
isomeric SMILES:
COC1=CC(=CC(=C1O)OC)\C=C\C(=O)O


PUBCHEM iupac NAME: PUBCHEM iupac CAS NAME
(E)-3-(4-hydroxy-3,5-dimethoxyphenyl)prop-2-enoic acid

PUBCHEM iupac TRADITIONAL NAME
(E)-3-(4-hydroxy-3,5-dimethoxy-phenyl)acrylic acid

PUBCHEM iupac OPENEYE NAME: PUBCHEM iupac SYSTEMATIC NAME
(E)-3-(4-hydroxy-3,5-dimethoxy-phenyl)prop-2-enoic acid



PubChem Substance (SID):   111677739   610823   10455954
PubChem Compound (CID):   637775
KEGG: Compound ID   C00482
CAS Registry IDs:   530-59-6   7362-37-0
PDB Chemical Component   SXX
Miscellaneous Databases and IDs:   Thomson Pharma 00059070   ChemIDplus 007362370   Ambinter STOCK1N-17013   ChEBI CHEBI:15714   NIST 351825418   DiscoveryGate 637775   DTP/NCI 59261   Sigma-Aldrich 85429_FLUKA   NIAID 024970   MMDB 51888.21

Reference data were obtained primarily from the PubChem database.

Three dimensional molecular rendering uses Jmol.