To install click the Add extension button. That's it.

The source code for the WIKI 2 extension is being checked by specialists of the Mozilla Foundation, Google, and Apple. You could also do it yourself at any point in time.

4,5
Kelly Slayton
Congratulations on this excellent venture… what a great idea!
Alexander Grigorievskiy
I use WIKI 2 every day and almost forgot how the original Wikipedia looks like.
Live Statistics
English Articles
Improved in 24 Hours
Added in 24 Hours
What we do. Every page goes through several hundred of perfecting techniques; in live mode. Quite the same Wikipedia. Just better.
.
Leo
Newton
Brights
Milds

From Wikipedia, the free encyclopedia

ε-Carotene
Names
IUPAC name
ε,ε-carotene
Other names
4,4'-Didehydro-6,6'-dihydro-β,β-carotene
Identifiers
3D model (JSmol)
ChemSpider
UNII
  • InChI=1S/C40H56/c1-31(19-13-21-33(3)25-27-37-35(5)23-15-29-39(37,7)8)17-11-12-18-32(2)20-14-22-34(4)26-28-38-36(6)24-16-30-40(38,9)10/h11-14,17-28,37-38H,15-16,29-30H2,1-10H3/b12-11+,19-13+,20-14+,27-25+,28-26+,31-17+,32-18+,33-21+,34-22+
    Key: QABFXOMOOYWZLZ-JLTXGRSLSA-N
  • InChI=1/C40H56/c1-31(19-13-21-33(3)25-27-37-35(5)23-15-29-39(37,7)8)17-11-12-18-32(2)20-14-22-34(4)26-28-38-36(6)24-16-30-40(38,9)10/h11-14,17-28,37-38H,15-16,29-30H2,1-10H3/b12-11+,19-13+,20-14+,27-25+,28-26+,31-17+,32-18+,33-21+,34-22+
    Key: QABFXOMOOYWZLZ-JLTXGRSLBO
  • C1(=C/CCC(C)(C)C1\C=C\C(=C\C=C\C(=C\C=C\C=C(\C=C\C=C(\C=C\C2C(=C/CCC2(C)C)\C)C)C)C)C)\C
Properties
C40H56
Molar mass 536.888 g·mol−1
Appearance Crystal
Melting point 190 °C[1]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

ε-Carotene (epsilon-carotene) is a carotene. It can be synthesized from 2,7-dimethyl-2,4,6-octatrienedial and 2-methyl-4-(2,6,6-trimethyl-2-cyclohexen-1-yl)-3-butenal.[2]

References

  1. ^ Karrer, P.; Eugster, C. H.; Tobler, E. "Synthesis of carotenoids. III. Total synthesis of lycopene". Helvetica Chimica Acta (in German). 33: 1349–1352. doi:10.1002/hlca.19500330534. ISSN 0018-019X..
  2. ^ Wu, Xin-Yan; Guo, Xing-Tao; Sha, Feng (Sep 26, 2016). "Highly Enantioselective Michael Addition of Aromatic Ketones to Nitrodienes and the Application to the Synthesis of Chiral γ-Aminobutyric Acid". Synthesis. Georg Thieme Verlag KG. 49 (3): 647–656. doi:10.1055/s-0036-1588604. ISSN 0039-7881.
This page was last edited on 30 June 2022, at 23:00
Basis of this page is in Wikipedia. Text is available under the CC BY-SA 3.0 Unported License. Non-text media are available under their specified licenses. Wikipedia® is a registered trademark of the Wikimedia Foundation, Inc. WIKI 2 is an independent company and has no affiliation with Wikimedia Foundation.