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[3aR-(3aα,5β,8aβ,9aα)]-3a,5,6,7,8,8a,9,9a-Octahydro-5,8a-dimethyl-3-methylennaphtho[2,3-b]furan-2(3H)-on

Alantolactone Struktur
546-43-0
CAS-Nr.
546-43-0
Bezeichnung:
[3aR-(3aα,5β,8aβ,9aα)]-3a,5,6,7,8,8a,9,9a-Octahydro-5,8a-dimethyl-3-methylennaphtho[2,3-b]furan-2(3H)-on
Englisch Name:
Alantolactone
Synonyma:
HELENINE;ALANTOLACETONE;Alantolactone/Helenine;4a.H-Eudesma-5,11(13)-dien-12-oic acid, 8b-hydroxy-, g-lactone;helenin;Eupatal;NSC 93131;NSC 333843;Alant camphor;ALANTOLACTONE
CBNumber:
CB0194433
Summenformel:
C15H20O2
Molgewicht:
232.32
MOL-Datei:
546-43-0.mol

[3aR-(3aα,5β,8aβ,9aα)]-3a,5,6,7,8,8a,9,9a-Octahydro-5,8a-dimethyl-3-methylennaphtho[2,3-b]furan-2(3H)-on Eigenschaften

Schmelzpunkt:
78-79 C
Siedepunkt:
275 C
alpha 
D +175° (chloroform)
Dichte
1.0610 (rough estimate)
Brechungsindex
1.4360 (estimate)
storage temp. 
-20°C
L?slichkeit
DMSO: soluble15mg/mL (clear solution)
Aggregatzustand
powder
Farbe
white to beige
Geruch (Odor)
Peculiar sweet-minty, slightly woody odor
LogP
3.380
CAS Datenbank
546-43-0(CAS DataBase Reference)
Sicherheit
  • Risiko- und Sicherheitserkl?rung
  • Gefahreninformationscode (GHS)
Kennzeichnung gef?hrlicher Xi
R-S?tze: 36/37/38-43
S-S?tze: 26-36-36/37-24/25
WGK Germany  3
HS Code  29322090
Bildanzeige (GHS) GHS hazard pictograms
Alarmwort Warnung
Gefahrenhinweise
Code Gefahrenhinweise Gefahrenklasse Abteilung Alarmwort Symbol P-Code
H317 Kann allergische Hautreaktionen verursachen. Sensibilisierung der Haut Kategorie 1A Warnung GHS hazard pictogramssrc="/GHS07.jpg" width="20" height="20" /> P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
Sicherheit
P261 Einatmen von Staub vermeiden.
P272 Kontaminierte Arbeitskleidung nicht au?erhalb des Arbeitsplatzes tragen.
P280 Schutzhandschuhe/Schutzkleidung/Augenschutz tragen.
P333+P313 Bei Hautreizung oder -ausschlag: ?rztlichen Rat einholen/?rztliche Hilfe hinzuziehen.
P501 Inhalt/Beh?lter ... (Entsorgungsvorschriften vom Hersteller anzugeben) zuführen.

[3aR-(3aα,5β,8aβ,9aα)]-3a,5,6,7,8,8a,9,9a-Octahydro-5,8a-dimethyl-3-methylennaphtho[2,3-b]furan-2(3H)-on Chemische Eigenschaften,Einsatz,Produktion Methoden

R-S?tze Betriebsanweisung:

R36/37/38:Reizt die Augen, die Atmungsorgane und die Haut.

S-S?tze Betriebsanweisung:

S26:Bei Berührung mit den Augen sofort gründlich mit Wasser abspülen und Arzt konsultieren.
S36:DE: Bei der Arbeit geeignete Schutzkleidung tragen.

Beschreibung

The allergen eudesmanolide sesquiterpene lactone was isolated from elecampane (Inula helenium L.). With dehydrocostuslactone and costunolide, it is a component of the (sesquiterpene) lactone-mix, used to detect sensitization to Compositae.

Chemische Eigenschaften

Crystalline powder

Verwenden

Alantolactone is sesquiterpene lactone that possesses anti-inflammatory property. Alantolactone have been studied to be developed as a novel agent against human liver cancer.

Definition

ChEBI: A sesquiterpene lactone that is 3a,5,6,7,8,8a,9,9a-octahydronaphtho[2,3-b]furan-2-one bearing two methyl substituents at positions 5 and 8a as well as a methylidene substituent at position 3.

Allgemeine Beschreibung

This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities). The exact value can be found on the certificate. Produced by PhytoLab GmbH & Co. KG

Kontakt-Allergie

The allergen eudesmanolide sesquiterpene lactone was isolated from elecampane (Inula helenium L.). With dehydrocostuslactone and costunolide, it is a component of the (sesquiterpene) lactone mix used to detect sensitization to Compositae-Asteraceae.

Solubility in organics

Soluble in alcohol and essential oils

[3aR-(3aα,5β,8aβ,9aα)]-3a,5,6,7,8,8a,9,9a-Octahydro-5,8a-dimethyl-3-methylennaphtho[2,3-b]furan-2(3H)-on Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Downstream Produkte

[3aR-(3aα,5β,8aβ,9aα)]-3a,5,6,7,8,8a,9,9a-Octahydro-5,8a-dimethyl-3-methylennaphtho[2,3-b]furan-2(3H)-on Anbieter Lieferant Produzent Hersteller Vertrieb H?ndler.

Global( 287)Lieferanten
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546-43-0([3aR-(3aα,5β,8aβ,9aα)]-3a,5,6,7,8,8a,9,9a-Octahydro-5,8a-dimethyl-3-methylennaphtho[2,3-b]furan-2(3H)-on)Verwandte Suche:

  • 8b-hydroxy-4ah-eudesm-5-en-12-oic acid
  • ALLANTOLACTONE
  • ALANTOLACTONE
  • [3ar-(3aa,5b,8ab,9aa)]-3a,5,6,7,8,8a,9,9a-octahydro-5,8a-dimethyl-3-methylenenaphtho-[2,3-b]furan-2(3h)-one
  • [3aR-(3aalpha,5beta,8abeta,9aalpha)]-3a,5,6,7,8,8a,9,9a-octahydro-5,8a-dimethyl-3-methylenenaphtho[2,3-b]furan-2(3H)-one
  • Alantolactone (Helenin)
  • helenin
  • 4αH-Eudesma-5,11(13)-dien-12-oic acid, 8β-hydroxy-, γ-lactone (8CI)
  • Alant camphor
  • Alantolactone (6CI)
  • Elecampane camphor
  • Eupatal
  • Helenin (7CI)
  • Inula camphor
  • Naphtho[2,3-b]furan-2(3H)-one, 3a,5,6,7,8,8a,9,9a-octahydro-5,8a-dimethyl-3-methylene-, (3aR,5S,8aR,9aR)-
  • Naphtho[2,3-b]furan-2(3H)-one, 3a,5,6,7,8,8a,9,9a-octahydro-5,8a-dimethyl-3-methylene-, [3aR-(3aα,5β,8aβ,9aα)]-
  • NSC 93131
  • 8b-hydroxy-4aH-eudesm-s-en-12-oic acid
  • Naphtho[2,3-b]furan-2(3H)-one,3a,5,6,7,8,8a,9,9a-
  • octahydro-5,8a-dimethyl-3-methylene-,(3aR,5S,8aR,9aR)-
  • (3aR)-3a,5,6,7,8,8a,9,9aα-Octahydro-5β,8aβ-dimethyl-3-methylenenaphtho[2,3-b]furan-2(3H)-one
  • (3aR)-3aα,5,6,7,8,8a,9,9aα-Octahydro-5β,8aβ-dimethyl-3-methylenenaphtho[2,3-b]furan-2(3H)-one
  • ALANTOLACTONE(RG)
  • Alantic anhydride
  • NSC 333843
  • 3aR,5S,8aR,9aR)-3a,5,6,7,8,8a,9,9a-Octahydro-5,8a-dimethyl-3-methylene-naphtho[2,3-b]furan-2(3H)-one
  • Alantolactone, 98%, from Inula helenium L.
  • (3aR,5S,8aR,9aR)-5,8a-Dimethyl-3-methylene-3,3a,6,7,8,8a,9,9a-octahydronaphtho[2,3-b]furan-2(5H)-one
  • Alantolactone USP/EP/BP
  • Alantolactone Inula camphor
  • 3aR-(3a?,5?,8a?,9a?)]-3a,5,6,7,8,8a,9,9a-octahydro-5,8a-dimethyl-3-methylenenaphtho[2,3-b]furan-2(3H)-one
  • ALANTOLACETONE
  • 4a.H-Eudesma-5,11(13)-dien-12-oic acid, 8b-hydroxy-, g-lactone
  • Alantolactone/Helenine
  • HELENINE
  • (+)-Alantolactone
  • hymenolactone
  • Alantolactone-RM
  • 546-43-0
  • Inhibitors
  • chemical reagent
  • pharmaceutical intermediate
  • phytochemical
  • reference standards from Chinese medicinal herbs (TCM).
  • standardized herbal extract
  • Alkaloids
  • chiral
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