1H and 13C assignments of three new drimenes from Iresine diffusa Humb. & Bonpl. ex Willd.
The structure elucidation and (1)H and (13)C assignments of iresin (1) and three new drimenes, 3beta,14-dihydroxy-Delta(7, 8)-drimen-11,12-acetonide (2), 3beta,7beta,14-trihidroxy-Delta(8, 9)-drimen-11,12-olide (3) and 3beta,7alpha,14-trihydroxy-Delta(8, 9)-drimen-11,12-olide (4), isolated from the aerial parts of the medicinal plant Iresine diffusa Humb. & Bonpl. ex Willd. are reported.
Rios
María Yolanda
MY
Centro de Investigaciones Químicas de la Universidad Autónoma del Estado de Morelos, Av. Universidad 1001, Chamilpa 62210, Cuernavaca, Mor., México.
Berber
Laura Alvarez
LA
D015107:4-Butyrolactone / Q000031:analogs & derivatives* / Q000737:chemistry / Q000302:isolation & purification; D002247:Carbon Isotopes; D009682:Magnetic Resonance Spectroscopy / Q000379:methods* / Q000592:standards; D008956:Models, Chemical; D008968:Molecular Conformation; D009281:Naphthalenes / Q000737:chemistry* / Q000302:isolation & purification; D010946:Plants, Medicinal / Q000737:chemistry*; D011522:Protons; D012015:Reference Standards; D012016:Reference Values
D002247:Carbon Isotopes; D009281:Naphthalenes; D011522:Protons; D015107:4-Butyrolactone