نتایج جستجو برای: hydroxyl group
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In the title compound, C(9)H(14)O(3), the cyclo-hexenone ring has an envelope conformation; the flap atom (with the hydroxy-methyl groups attached) is displaced by 0.582 (4) Å from the plane of the other five ring atoms. The crystal structure contains an inter-molecular O-H⋯O hydrogen-bonded ring.
Prepared from Hydroxy-Terminated Polydimethylsiloxane and Methyltriethoxysilane Kenneth J. Wynne,* T. Ho, E. E. Johnston and Sharon A. Myers Materials Chemistry Branch, Code 6120, Naval Research Laboratory, Washington, DC 20375, USA Physical Science S&T Division-331, Office of Naval Research, Arlington, VA 22217-5660, USA Department of Chemistry, Virginia Polytechnic Institute and State Univers...
A novel compound involved in the aroma of the fruit Campomanesia lineatifolia was isolated; the structure was determined by spectroscopic methods, mainly 1D and 2D NMR.
Kinetic analysis of the host guest complexation of a large, open molecular basket and a highly complementary adamantoid guest reveals that for these types of systems a dissociative mechanism is in operation. Hence, the resident adamantyl guest must completely vacate the cavity before another guest molecule can move in to replace it. As a result of the rigid nature of the host, the energy barrie...
The extent of oxidoreduction of the 3 alpha-, 7 alpha- and 12 alpha-hydroxyl groups in bile acids during the enterohepatic circulation in man was studied with the use of [3 beta-3H]-labeled deoxycholic acid and cholic acid, [7 beta-3H]-labeled cholic acid, and [12 beta-3H]-labeled deoxycholic acid and cholic acid. Each [3H]-labeled bile acid was given per os to healthy volunteers, together with...
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