AAU Institutional Repository

Browsing Chemistry by Author "Abegaz Berhanu (PhD)"

Browsing Chemistry by Author "Abegaz Berhanu (PhD)"

Sort by: Order: Results:

  • G.Yohannes Paulos (Addis Ababa Universty, 1980-06)
    Artemisia rehan Chiov and Cyifopogon citratus (DC) Stapf are widely grown in thelighlands of Ethiopia. These plants occupy a significant|sition in Ethiopian I plantlore. | The oil of Artemisia rehan, anendemic plant ...
  • Hailu Ayele (Addis Ababa Universty, 1995-06)
    Two hitherto unknown dimeric anthraquinones, lO-(Physcion-Tyl)-lO-hydroxy chrysophanol anthrone (122) and 9-(Physcion-T -yI)5, lO-dihdroxy-2-methyl-l,4- anthraquinone (124) along with chrysophanol (120), physcion (121), ...
  • Kebede Teshome (Addis Ababa Universty, 1994-06)
    Gesho, Rhamnus prinoides L’Herit (Rhamnaceae) is a shrub or tree which can be up to 6 m tall. It is cultivated in Ethiopia for use as an ingredient in the making of the home brewed drinks-Telia and Tej. Phytochemical ...
  • Fassil Yohannes (Addis Ababa Universty, 1981-07)
    The plant Impatiens tinctoria A-Rich grows widely in Ethiopia. its tubers are traditionall;y used to dye the palms of nails of women and to treat infections of the hands and feet. The methanol extract of I. tinctoria ...
  • Henberu Dirshaye (Addis Ababa Universty, 1981-06)
    The root~·bark powder of Croton macrostachys Hochstex. A. Rich. (Euphorbeaceae) (ብሳና), used in Ethiopia for curing spreading wounds, was extracted with diethyl ether. The crude extract, on fractionation by column ...
  • Bezabih Alemu (Addis Ababa Universty, 1982-06)
    Rumex abyssinicus, family polygonaceae is a plant used traditionally for colouring textiles and food. It has several medicinal application such as purgative, antidiabetic, and taencide. l'he powdered root of R0abyssinicus was ...
  • Asfaw Nigist (1992-06)
    study on the essential oil of endemic L. adoensis Hochst. ex. Walp. was undertaken. The 'search work was conducted on samples from four areas where the ethnic groups claim a lfference in the flavour of the wild and ...
  • Gerba Semlaba (Addis Ababa Universty, 1981-07)
    Oleyl ester of p-benzoylbenzoic acid (I) was irradiated in carbontetrachloride. The triplet state of benzophenone served to abstract hydrogen; intramolecular to, but structurally remote from the excited carbonyl
  • Libsu Solomon (Addis Ababa Universty, 1989-06)
    Photolysis of a dilute chloroform solution of 2-hydroxy 1.4 naphthoquinone with diffuse day light yielded 2-chloro-3- hydroxy-1,4-naphthoquinone (SB) and an unidentified compound (SA). Compound 58 was characterized by ...
  • Woldeyesus Bekuretsion (Addis Ababa Universty, 1996)
    The chloroform extract of the pods of S.septemtriona /is afforded anthraquinones: physcion, chrysophanol, emodin, floribundone - 1, torosanin-9',10' - quinone, torosachrysone as well as 5,7 '-pnyscion- fal!acinol. The ...

Search AAU-ETD


Browse

My Account