CHEM263 Lecture Notes - Lecture 1: Methine Group, Lone Pair, Stereocenter

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29 Sep 2015
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Chem 263: brief review and recap of chem 164/261. A molecule is a set of atoms connected in a fixed and discreet arrangement. A compound is a collection of molecules of a particular type. 1 mole = 6 x 10 23 molecules. Molecular weights & atomic weights: example: h-o-h (water) Atomic weights: h = 1, o = 16. *** know about the first and second rows of the periodic table, such as: Atomic weights (integral values; e. g. , o = 16, n = 14, etc. ) Nomenclature (names of the first 20 alkanes, all functional groups) Properties & reactions of alkanes, alkenes, alkynes, and alkyl halides (i. e. , substitution & elimination reactions) Stereochemistry: configurations of stereogenic centres (i. e. , r or s), definitions of enantiomers and diastereomers. Example: cholesterol is essential in every mammalian cell membrane. Be able to identify methyl, methylene, and methine groups, in addition to.

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