Citranaxanthin
IUPAC 名称
(3E,5E,7E,9E,11E,13E,15E,17Z,19E)-5,9,14,18-tetramethyl-20-(2,6,6-trimethylcyclohex-1-en-1-yl)icosa-3,5,7,9,11,13,15,17,19-nonaen-2-one
描述
Constituent of Sinton citrangequat (a Citrus-Poncirus-Fortunella hybrid)
Citranaxanthin is a carotenoid pigment used as a food additive under the E number E161i as a food coloring. There are natural sources of citranaxanthin, but it is generally prepared synthetically. It is used as an animal feed additive to impart a yellow color to chicken fat and egg yolks. Citranaxanthin is found in citrus.
异构
CC(=O)\C=C\C(\C)=C\C=C\C(\C)=C\C=C\C=C(/C)\C=C\C=C(\C)/C=C/C1=C(C)CCCC1(C)C
InChI标识符
InChI=1S/C33H44O/c1-26(16-11-18-28(3)21-23-31(6)34)14-9-10-15-27(2)17-12-19-29(4)22-24-32-30(5)20-13-25-33(32,7)8/h9-12,14-19,21-24H,13,20,25H2,1-8H3/b10-9+,16-11+,17-12+,23-21+,24-22+,26-14+,27-15+,28-18+,29-19-
键
PRDJTOVRIHGKNU-OZVHZJNCSA-N