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Fortschritte der Chemie organischer Naturstoffe / Progress in the Chemistry of Organic Natural Products (Paperback, Softcover reprint of the original 1st ed. 1997)
Loot Price: R2,946
Discovery Miles 29 460
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Fortschritte der Chemie organischer Naturstoffe / Progress in the Chemistry of Organic Natural Products (Paperback, Softcover reprint of the original 1st ed. 1997)
Series: Fortschritte der Chemie organischer Naturstoffe Progress in the Chemistry of Organic Natural Products, 71
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For centuries preparations containing resin from the root of
Thapsia garganica L. (Fig. 1) have been used in Arabian and
European medicine for treatment of pulmonary diseases, catarrh and
as counterirritants for relief of rheumatic pains (1). The
properties of the resin were described already by Theophrastos
(372-287 B. C. ), Dioscorides (approximately A. D. 50), and Plinius
(A. D. 24-79) (2). Radix Thapsiae and Resina Thapsiae have been
included in several pharmacopoeias, the latest in the French
pharmacopoeia from 1937. The two major active principles were about
Fig. I. Thapsia garganica References, pp. 163-167 Sesquiterpenoids
from Thapsia Species 131 Thapsigargin (1), Rl: Oct, R2= But
Thapsigargicin (2), Rl= Hex, R2 = But Thapsitranstagin (3), Rl:
iVai, R2= 2-MeBut Thapsivillosin A (4), Rl= Ang, R2= Sen
Thapsivillosin B ( 5), Rl: Ang, R2= 2-MeBut Thapsivillosin C ( 6),
Rl= Oct, R2= 2-MeBut Thapsivillosin D ( 7), Rl: 6-MeOct, R2= Sen
Thapsivillosin E ( 8), Rl: 6-MeOct, R2= 2-MeBut Thapsivillosin G (
9), Rl= 6-MeHcp, R2= 2-MeBut Thapsivillosin H ( 10), Rl or R2= Ang
or Sen Thapsivillosin I ( 11), Rl= Ang, R2= But Thapsivillosin J (
12), Rl: iVai, R2= But Thapsivillosin K ( 13), Rl: Sen, R2= 2-MeBut
Chart 1. Hexaoxygenated thapsigargins found in Thapsia two decades
ago found to be the sesquiterpene lactones thapsigargin (1) and
thapsigargicin (2) (3).
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