Calendic acid

Calendic acid
Names
Preferred IUPAC name
(8E,10E,12Z)-Octadeca-8,10,12-trienoic acid
Other names
  • α-Calendic acid
  • (8E,10E,12Z)-Octadecatrienoic acid
  • trans-8-trans-10-cis-12-Octadecatrienoic acid
Identifiers
3D model (JSmol)
ChEBI
ChemSpider
UNII
  • InChI=1S/C18H30O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h6-11H,2-5,12-17H2,1H3,(H,19,20)/b7-6-,9-8+,11-10+ checkY
    Key: DQGMPXYVZZCNDQ-KBPWROHVSA-N checkY
  • InChI=1/C18H30O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h6-11H,2-5,12-17H2,1H3,(H,19,20)/b7-6-,9-8+,11-10+
    Key: DQGMPXYVZZCNDQ-KBPWROHVBR
  • O=C(O)CCCCCC\C=C\C=C\C=C/CCCCC
Properties
C18H30O2
Molar mass 278.436 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Calendic acid (sometimes α-calendic acid) is an unsaturated fatty acid, named for the pot marigold (Calendula officinalis), from which it is obtained. It is chemically similar to the conjugated linoleic acids; laboratory work suggests it may have similar in vitro bioactivities.[1]

  1. ^ Yasui Y, Hosokawa M, Kohno H, Tanaka T, Miyashita K (2006). "Growth inhibition and apoptosis induction by all-trans-conjugated linolenic acids on human colon cancer cells". Anticancer Res. 26 (3A): 1855–60. PMID 16827117.