lecture note 3 - Organic Lecture Series CH 310/318 M...

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Organic Lecture Series 1 CH 310/318 M LECTURE 3 Textbook Assignment: Chapter 2 Today’s Topics: Alkanes & Cycloalkanes Alkanes & Cycloalkanes Notice & Announcements: POW 1 Posted to WEB site—Due 9/7 (Tues) Organic Lecture Series 2 Hydrocarbons Hydrocarbons H-C C-H H-C-C-H H H H H H CC H HH Hydrocarbons Alkanes (Chapter 2) Alkenes (Chapters 5-6) Alkynes (Chapter 7) Arenes (Chapter 21-22) Only carbon- carbon single bonds One or more carbon-carbon double bonds One or more carbon-carbon triple bonds One or more benzenelike rings Class Example Carbon- carbon bonding Name Ethane Ethene (Ethylene) Ethyne (Acetylene Benzene Saturated Unsaturated
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Organic Lecture Series 3 Drawing Alkanes Drawing Alkanes • Line-angle formulas: – an abbreviated way to draw structural formulas. – each vertex and line ending represents a carbon. CH 3 2 2 3 3 2 3 3 2 2 2 3 Pentane Butane Propane Structural formula Line-angle Ball-and- stick model Organic Lecture Series 4 Constitutional Isomerism Constitutional Isomerism • Constitutional isomers: Constitutional isomers: Compounds with the same molecular formula but a different connectivity of their atoms. –examp le : C 4 H 10 3 2 2 3 Butane (bp -0.5°C) 3 3 CHCH 3 2-Methylpropane (bp -11.6°C)
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Organic Lecture Series 5
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This note was uploaded on 09/12/2010 for the course CHEM 310m taught by Professor Colopret during the Fall '10 term at Austin Community College.

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lecture note 3 - Organic Lecture Series CH 310/318 M...

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