CHEM 213 Study Guide - Midterm Guide: Epoxide, Hydrogen Bond, Sodium Amide

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20 Feb 2017
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Fisher projections: horizontal is coming towards you, middle is on the plane and top/bottom is going out. The more oh, the higher the bp cause hydrogen bonding forces. Secondary halogens primary alcohol: bulky base to pull an x off and form an alkene ex. (ch3)3oh, adding an alcohol acid catalyzed, hydroboration, oxymercuration-demercuration, These add either markovnikov or non-mark. need to look at substituents attached directly to the double bonded cs: tertiary carbocations are most stable. Primary oh with hbr one stereochem. Secondary oh with hbr two stereochem. Epoxidation: start with z cis, start with e trans, breaking. Nanh2 and alcohols: nh2 rips off an h from the alcohol, and na will associate with the neg charged o. Sunday, february 12, 2017: this is helpful for making ethers. Williamson synthesis: start with an x. Allylic position = one away from double bond. Vinylic position = on the double bond.