Chemical constituents of Pithecellobium albicans.
نویسندگان
چکیده
A new ent-kaurane diterpene glycoside identified as (-)19-beta-D-glucopyranosyl 6,7-dihydroxy kaurenoate, was isolated from the seeds of Pithecellobium albicans. The structure of the new compound was established by spectral data.
منابع مشابه
Antioxidant Activity of Chemical Constituents Isolated from Pithecellobium clypearia
Phytochemical investigation of the aqueous extract of Pithecellobium clypearia afforded one novel compound, clypearoside A (1), and one new stereoisomer, (-)-(2S,3S)-epigallocatechin-7-gallate (2) and four known ones (3-6). Their structures were elucidated on the basis of spectroscopic data, especially 2D NMR, HRESIMS and ECD spectra. Compounds 2-4 showed strong activity against DPPH (diphenylp...
متن کاملChemical Analysis of Volatile Constituents of Pulicaria Mauritanica Isolated by Hydrodistillation and Headspace Solid-phase Micro-extraction Techniques. Antimicrobial Activity of its Essential Oil
The objective of this study is to report the comparative chemical analysis of essential oil (EO) obtained by hydrodistillation (HD) and volatile fraction (VF) detected by headspace solid phase micro-extraction (HS–SPME) isolated from Pulicaria mauritanica using Gas Chromatography–Retention Indices (GC-RI) and GC–Mass Spectrometry (GC-MS) and to evaluate in vitro the antimicrobial activity of P....
متن کاملChemical Constituents of Cupressus sempervirens L. cv. Cereiformis Rehd. Essential Oils
The essential oils obtained from fresh fruits and terminal branchlets with adherent leaves of Cupressus sempervirens L. cv. Cereiformis Rehd. growing in Iran, were analyzed by GC-MS, and screened for bacteriostatic and fungistatic activities. Thirteen components were identified in the ...
متن کاملترکیب شیمیایی و اثر ضد قارچی عصاره ساکارومایسس بولاردی بر جدایههای بالینی کاندیدا آلبیکنس
Background and Objective: The use of high amounts of a variety of antifungal drugs for treatment of Candida albicans infections is effective in inducing resistance to these drugs. Saccharomyces boulardii is a non-pathogenic yeast used as a probiotic in prevention and treatment of diarrhea diseases. There is evidence of the inhibitory effect of this yeast on Candida albicans virulence factors. ...
متن کاملAction of Coriandrum sativum L. Essential Oil upon Oral Candida albicans Biofilm Formation
The efficacy of extracts and essential oils from Allium tuberosum, Coriandrum sativum, Cymbopogon martini, Cymbopogon winterianus, and Santolina chamaecyparissus was evaluated against Candida spp. isolates from the oral cavity of patients with periodontal disease. The most active oil was fractionated and tested against C. albicans biofilm formation. The oils were obtained by water-distillation ...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید
ثبت ناماگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید
ورودعنوان ژورنال:
- Fitoterapia
دوره 79 5 شماره
صفحات -
تاریخ انتشار 2008