Methyl caffeate
Methyl caffeate
Chemical structure of methyl caffeate
Names
Preferred IUPAC name
Methyl (2E )-3-(3,4-dihydroxyphenyl)prop-2-enoate
Other names
Caffeic acid
methyl ester methylcaffeate
Methyl 3,4-dihydroxycinnamate
Identifiers
ChemSpider
ECHA InfoCard
100.236.052
UNII
InChI=1S/C10H10O4/c1-14-10(13)5-3-7-2-4-8(11)9(12)6-7/h2-6,11-12H,1H3/b5-3+
Key: OCNYGKNIVPVPPX-HWKANZROSA-N
InChI=1/C10H10O4/c1-14-10(13)5-3-7-2-4-8(11)9(12)6-7/h2-6,11-12H,1H3/b5-3+
Key: OCNYGKNIVPVPPX-HWKANZROBE
COC(=O)/C=C/C1=CC(=C(C=C1)O)O
Properties
C 10 H 10 O 4
Molar mass
194.186 g·mol−1
Related compounds
Related compounds
Caffeic acid , Ethyl caffeate
Except where otherwise noted, data are given for materials in their
standard state (at 25 °C [77 °F], 100 kPa).
Chemical compound
Methyl caffeate is an ester of caffeic acid , a naturally occurring phenolic compound. It is an α-glucosidase inhibitor.[ 1] Its physical form is a powder.
Natural occurrences
Methyl caffeate can be found in the fruit of Solanum torvum .[ 2]
Health effect
Methyl caffeate shows an antidiabetic effect in streptozotocin -induced diabetic rats.[ 2]
References
^ Takahashi, Keisuke; Yoshioka, Yasuyuki; Kato, Eisuke; Katsuki, Shigeki; Iida, Osamu; Hosokawa, Keizo; Kawabata, Jun (2014). "Methyl Caffeate as an α-Glucosidase Inhibitor from Solanum torvum Fruits and the Activity of Related Compounds" . Bioscience, Biotechnology, and Biochemistry . 74 (4): 741– 745. doi :10.1271/bbb.90789 . hdl :2115/53430 . PMID 20378981 . S2CID 23067847 .
^ a b Gandhi, Gopalsamy Rajiv; Ignacimuthu, Savarimuthu; Paulraj, Michael Gabriel; Sasikumar, Ponnusamy (2011). "Antihyperglycemic activity and antidiabetic effect of methyl caffeate isolated from Solanum torvum Swartz. Fruit in streptozotocin induced diabetic rats". European Journal of Pharmacology . 670 (2– 3): 623– 631. doi :10.1016/j.ejphar.2011.09.159 . PMID 21963451 .
Aglycones
Precursor Monohydroxycinnamic acids (Coumaric acids) Dihydroxycinnamic acids Trihydroxycinnamic acids O -methylated formsothers
Esters
glycoside-likes
Esters of caffeic acid with cyclitols
Glycosides
Tartaric acid estersOther esters with caffeic acid Caffeoyl phenylethanoid glycoside (CPG)
Echinacoside
Calceolarioside A , B , C , F
Chiritoside A , B , C
Cistanoside A , B , C , D , E , F , G , H
Conandroside
Myconoside
Pauoifloside
Plantainoside A
Plantamajoside
Tubuloside B
Verbascoside (Isoverbascoside , 2′-Acetylverbascoside )
Oligomeric forms
Dimers
Diferulic acids (DiFA) : 5,5′-Diferulic acid , 8-O -4′-Diferulic acid , 8,5′-Diferulic acid , 8,5′-DiFA (DC) , 8,5′-DiFA (BF) , 8,8′-Diferulic acid
Trimers Tetramers
Conjugates withcoenzyme A (CoA)