New quassinoid glycosides, yadanziosides A-H, from Brucea javanica.
نویسندگان
چکیده
منابع مشابه
A new quassinoid, ailantinol H, from Ailanthus altissima.
A new quassinoid, ailantinol H, was isolated from the aerial parts of Ailanthus altissima. The structure was elucidated based on spectral evidence.
متن کاملPhytochemical and antimalarial screening of Brucea javanica plant extracts
The leaf, root, and stem extracts of Brucea javanica were screened for phytochemical properties and antimalarial activity, after extractions with various organic solvents. Qualitative analysis of the phytochemical constituents showed the presence of the following secondary metabolites: terpenoids, saponins, flavonoids, steroids, phenols, glycosides, alkaloids, and anthraquinones. The extracts s...
متن کاملEvaluation of Antidiabetic and Antioxidant Properties of Brucea javanica Seed
The ethanol extract of B. javanica seed was fractionated with solvents of different polarities and tested for antioxidant activities by several assays including DPPH radical scavenging activity, ferric reducing antioxidant power (FRAP), ferrous ion chelating activity (FCA), and nitric oxide radical scavenging activity (NORSA) along with their polyphenolic contents. Antidiabetic activity was eva...
متن کاملIsolation of antibabesial compounds from Brucea javanica, Curcuma xanthorrhiza, and Excoecaria cochinchinensis.
One new curcuminoid, 3'-demethoxycyclocurcumin (1), was isolated from Curcuma xanthorrhiza as an antibabesial compound, together with p-hydroxybenzaldehyde (2) and cleomiscosin A (3) from Brucea javanica and (+)-epiloliolide (4) from Excoecaria cochinchinensis. The antibabesial activities were examined in vitro, and compounds 1-4, and diminazene aceturate were studied with IC(50) values of 16.6...
متن کاملBruceine A
The title compound, C(26)H(34)O(11), known as bruceine A, is a natural quassinoid extracted from the dried fruits of Brucea javanica. Its structure consists of five fused rings including an oxygen-containing heterocyclic ring and a lactone ring. Two intra-molecular O-H⋯O links help to establish the mol-ecular conformation. In the crystal, O-H⋯O hydrogen bonds connect the mol-ecules.
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ژورنال
عنوان ژورنال: Chemical and Pharmaceutical Bulletin
سال: 1984
ISSN: 0009-2363,1347-5223
DOI: 10.1248/cpb.32.4702