- from
hardwoods include cycloartenol,
betulin and squalene.
Hardwood polyterpenes are rubber,
gutta percha, gutta-balatá and betulaprenols.
Although in...
- sterols, squalene,
ursolic acid
Tetraterpenoids Tetraterpenes 8 40 C40H64
Carotenoids Polyterpenoid Polyterpenes >8 >40 (C5H8)n Gutta-percha,
natural rubber...
-
squalene are
triterpenoids purified from hardwood.
Examples of wood
polyterpenes are
rubber (cis-polypren),
gutta percha (trans-polypren), gutta-balatá...
-
monocyclic gamma-carotene, and the
bicyclic alpha- and beta-carotenes.
Polyterpenes consist of long
chains of many
isoprene units.
Natural rubber consists...
-
Polysaccharides (cellulose...)
Polycondensation Glycosidic bond
Isoprene Terpenes Polyterpenes: cis-1,4-polyisoprene
natural rubber and trans-1,4-polyisoprene gutta-percha...
-
terpene units.
Structures containing greater than 40
carbons are
known as
polyterpenes.
Carotenoids are
important simple isoprenoids that
function as antioxidants...
-
Monoterpene C10 3
Sesquiterpenes C15 4
Diterpene C20 5
Sesterterpene C25 6
Triterpene C30 7
Sesquarterterpene C35 8
Tetraterpene C40 More than 8
Polyterpene...
-
Resins ****ociating to the
midblocks (aliphatic olefins,
rosin esters,
polyterpenes,
terpene phenolics)
improve adhesion,
processing and pressure-sensitive...
- an aromatic, heavy, dark-brown timber. Chemically, gutta-percha is a
polyterpene, a
polymer of isoprene, or polyisoprene,
specifically (trans-1,4-polyisoprene)...
-
Resins ****ociating to the
midblocks (aliphatic olefins,
rosin esters,
polyterpenes,
terpene phenolics)
improve adhesion,
processing and pressure-sensitive...
