Polar Constituents of Calceolaria ascendens1.
A new phenylpropanoid glucoside, 1'- O-beta- D-(3,4-dihydroxy-beta-phenyl)-ethyl-4'- O-caffeoyl-beta- D-apiosyl-(1'''-->3')-glucopyranoside, named calceolarioside E, was isolated from CALCEOLARIA ASCENDENS Lind., together with two other phenylpropanoid glucosides, verbascoside and forsythoside A, and cyclohexanols rengyol, isorengyol, and 4-hydroxy-4-(2'-hydroxyethyl)-cyclohexanone.
Nicoletti
M
M
Dipartimento di Biologia Vegetale, Università La Sapienza, Roma, Italy.
Galeffi
C
C
Multari
G
G
Garbarino
J A
JA
Gambaro
V
V