8A2009lecture8

8A2009lecture8 - Lecture 8 Organic Chemistry Brief 8A...

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Unformatted text preview: Lecture 8 Organic Chemistry Brief 8A Reminder of Quiz Dates! • Quiz DATES: Wednesday May 6 Monday June 1 Acids & Bases in Organic Chemistry • It is extremely important to understand the concepts of acidity and basicity of organic compounds in order to rationalize and predict how the compounds will behave and react. Br Ø nsted-Lowry Definition Acid: H + donor Base: H + acceptor B: + A H B H + + A- B:- + A H B + A- H N H 3 C H H H-OH + N H 3 C H H H OH- + Organic Amines are bases B: + A H B H + + A- Carboxylic Acids: Examples of organic acids C O OH H 3 C H 3 O + + C O O- H 3 C O H H B A B H A- + H Conjugate Acids and Bases • Conjugate base: based formed by H + loss from acid • Conjugate acid: substances formed by addition of H + to base B:- + A H B + A- H Base Acid Conjugate acid Conjugate base Conjugate Acids and Bases • Conjugate base: based formed by H + loss from acid • Conjugate acid: substances formed by addition of H + to base B:- + A H B + A- H Base Acid Conjugate acid Conjugate base N H 3 C H H H-OH + N H 3 C H H H OH- + Organic Amines are bases B: + A H B H + + A- Carboxylic Acids: Examples of organic acids...
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8A2009lecture8 - Lecture 8 Organic Chemistry Brief 8A...

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