supported financially by the NSFC(Nos.30772637 to H.D.Sun,and 30830119 to S.J.Chen);the NSFC-Joint Foundation of Yunnan Province(No.U0832602 to H.D.Sun);the Major State Basic Research Development Program of China(No.2009CB522300 and 2009CB940900);the Natural Science Foundation of Yunnan Province(No.2008CD162);the Science and technology plan project of Yunnan Province(No. 2008IF010)
A new phenylethanoid glycoside,seulponisidc(1) was isolated from the aerial parts of Isodon sculponeatus(Vaniot) Kudo, along with six known compounds martynoside(2),verbascoside(3),(+)-hydroxypinoresinol-8-...
One new ent-kaurane diterpenoid,named maoyecrystal L was isolated from the EtOAc extract of the dried leaves of lsodon japonica.Its structure was established by various spectroscopic means and confirmed by X-ray cryst...
supported financially by the NSFC(No.30772637 to H.-D.Sun);the NSFC-joint Foundation of Yunnan Province(No.U0832602 to H.-D.Sun);the Major State Basic Research Development Program of China(No. 2009CB522303 and 2009CB940900);the Natural Science Foundation of Yunnan Province(No.2008CD 162);the Key Project of Knowledge Innovation Project of CAS(No.KSCX2-YW-R-25).
Two new 19-oxygenated ent-kaurane diterpenoids,pharicinins D and E(1 and 2),together with an artifact,pharicinin D acetal (3) were isolated from the leaves of Isodon pharicus.Their structures were determined by 1D and...
the Natural Science Foundation of Yunnan Province (No. 2004C0008Z);the National Natural Science Foundation of China (No.20502026 to Q.B.H.and No.30772637 to H.D.Sun).
Two new ent-kaurane diterpenoids, minheryins H (1) and I (2), were isolated from the leaves of Isodon henryi. Their structures were elucidated by means of spectroscopic analysis, including 2D NMR spectra.
Two new ent-kaurane-type diterpenoids,6β,7β,13α-trihydroxy-1α-acetoxy-7α,20-epoxy-ent-kaur-16-en-15-one(1)and 15β- hydroxy-6,7-seco-6,11β:6,20-diepoxy-1α,7-olide-ent-kaur-16-ene(2)were isolated from the I...
From the aerial part of Isodon serra, two new ent-6,7-seco-kaurane-type diterpenoids, 15α,20β-dihydroxy-6β- methoxy-6,7- seco-6,20-epoxy-1,7-olide-ent-kaur-16-ene (1) and 6α,15α-dihydroxy-20-aldehyde-6,7-seco-6...
A new flavanone (2S)-5, 7, 2', 5'-tetrahydroxy-flavanone 1 together with a new flavanone glycoside (2S)-5, 7, 2', 5'-tetrahydroxy-flavanone 7-O-13-D-glucopyranoside 2, were isolated from the dry roots of Scute...
Two novel ent-kauranoids with new sub-skeleton types, gesneroidins G and H were isolated as white powder from the ether extract of the leaves of Isodon gesneroides through normal phase column chromatography. Their str...
the Natural Science Foundation of Gansu Province(No.25001-A25-001-2)
Two new sesquiterpene esters, 3b, 6b, 8a-triacetyl-4b, 5a-epoxy -1- oxogermacr- 10(14)-ene (1) and 3b, 6b, 8a-triacetyl-4b, 5a-epoxygermacr-1(10)-ene (2) were isolated from the whole plant of Salvia roborowskii Maxim....
the National Laboratory of Applied Organic Chemistry,Lanzhou University for NMR,HRESIMS;to the National Natural Science Foundation of China for financial support(No.29772010).
Four new oleanane triterpene saponins were isolated and purified from the whole plant of Clinopodium urticifolium. They were 3B 16B, 23, 28-tetrahydroxyoleana-9 (11), 12(13)-diene-3-yl-[B-D-glucopyranosyl-(1-2)]-[B-D-...