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3,4-Dimethoxycinnamic acid

From Wikipedia, the free encyclopedia
3,4-Dimethoxycinnamic acid
Names
Preferred IUPAC name
(2E)-3-(3,4-Dimethoxyphenyl)prop-2-enoic acid
Other names
3-(3,4-Dimethoxyphenyl)propenoic acid; Caffeic acid dimethyl ether; Dimethyl caffeic acid; Dimethylcaffeic acid
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.017.296 Edit this at Wikidata
UNII
  • InChI=1S/C11H12O4/c1-14-9-5-3-8(4-6-11(12)13)7-10(9)15-2/h3-7H,1-2H3,(H,12,13)/b6-4+
    Key: HJBWJAPEBGSQPR-GQCTYLIASA-N
  • InChI=1/C11H12O4/c1-14-9-5-3-8(4-6-11(12)13)7-10(9)15-2/h3-7H,1-2H3,(H,12,13)/b6-4+
    Key: HJBWJAPEBGSQPR-GQCTYLIABS
  • COC1=C(C=C(C=C1)/C=C/C(=O)O)OC
Properties
C11H12O4
Molar mass 208.213 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

3,4-Dimethoxycinnamic acid is a cinnamic acid derivative isolated from coffee beans.[1]

References

[edit]
  1. ^ Andrade, P.B; Leitão, R; Seabra, R.M; Oliveira, M.B; Ferreira, M.A (1998). "3,4-Dimethoxycinnamic acid levels as a tool for differentiation of Coffea canephora var. Robusta and Coffea arabica". Food Chemistry. 61 (4): 511. doi:10.1016/S0308-8146(97)00067-8.