Yazar "Menzek, Abdullah" için listeleme
-
(3,4-Dihydroxyphenyl)(2,3,4-trihydroxyphenyl)methanone and its derivatives as carbonic anhydrase isoenzymes inhibitors
Nar(Topal), Meryem; Çetinkaya, Yasin; Gülçin, İlhami; Menzek, Abdullah (Journal of Enzyme Inhibition and Medicinal Chemistry, 2013-04)In this study, we have synthesised (3,4-dihydroxyphenyl)(2,3,4-trihydroxyphenyl)methanone and a series of its derivatives (5, 13–16) and tested the ability of these compounds to inhibit two metalloenzyme human carbonic ... -
Aromatisation in adducts of alpha-terpinene: Influence of hindered internal rotations
Kaya, Afsin Ahmet; Sengul, Mehmet Emin; Menzek, Abdullah; Kayaardi, Ibrahim; Karakus, Murat; Sahin, Ertan (Science Reviews 2000 Ltd, 2011)Each adduct of alpha-terpinene with p-quinone and 1,4-naphthoquinone in Ac(2)O/Et(3)N at 180 C gives two aromatic products, one of which had a distinctive smell formed by the loss of an ethylene group. Here, we report the ... -
Reaction of 9-oxabicyclo[4.2.1]non-7-ene-1-ol with tetrazine: An unusually facile intramolecular rearrangement
Kaya, Afsin A.; Salamci, Emine; Menzek, Abdullah; Erdem, Safiye S.; Sahin, Ertan; Ecer, Kadriye (Pergamon-Elsevier Science Ltd, 2017)Reaction of (1S(*), 7R(*))-9-oxabicyclo[4.2.1]non-7-en-1 -ol (5) with dimethyl 1,2,4,5-tetrazine-3,6-dicarboxylate (6) produced (2R(*),4R(*))-dimethyl 4-(7-oxooxepan-2-yl)-1,4-dihydropyridazine-3,6-dicarboxylate (11) in a ... -
Synthesis of cyclohexane derivatives including Br, Cl, N, O, and S at 1,2,4,5-positions: selectivity in addition reactions
Kaya, Afsin Ahmet; Menzek, Abdullah; Sahin, Ertan (Pergamon-Elsevier Science Ltd, 2014)Brominations of mono addition products of 1,4-cyclohexadiene with 2,4-dinitrobenzenesulfenyl chloride (RSCI) selectively gave 1R(S),2R(S),4R(S),5R(S)-4,5-dibromo-2-(2,4-dinitrophenylthio)cyclohexyl acetate and 1R(S),2R(S ...
