'Torsional strain' presentation slideshows

Chapter 6: DNA Replication and Telomere Maintenance

Chapter 6: DNA Replication and Telomere Maintenance. It has not escaped our notice that the specific pairing we have postulated immediately suggests a possible copying mechanism for the genetic material. James D. Watson and Francis Crick, Nature (1953), 171:737. 6.1 Introduction.

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CHEM 266 Midterm Review Session Nov 1 st , 2011. 7 pm to 9 pm

CHEM 266 Midterm Review Session Nov 1 st , 2011. 7 pm to 9 pm. Tutor: James Lee. Outline. Nomenclature Bonding & Orbitals Stereochemistry Acid & Base SN2 & SN1. Alkanes. n = 9: nonane n = 10: Decane. Alkanes/ Hydrocarbons. Alkenes. Alkenes. Alkynes. Alkynes. Functional Groups.

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4. Organic Compounds: Cycloalkanes and their Stereochemistry

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Chapter 2 An Introduction to Organic Compounds Conformations

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Stereochemistry of Alkanes and Cycloalkanes

Stereochemistry of Alkanes and Cycloalkanes. The Shapes of Molecules. The three-dimensional shapes of molecules result from many forces

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Cycloalkanes

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Lecture 5

Lecture 5. Stereochemistry of Alkanes and Cycloalkanes Chapter 2.5 to 2.11. The Shapes of Molecules. The three-dimensional shapes of molecules result from many forces

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4. Organic Compounds: Cycloalkanes and their Stereochemistry

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4. Organic Compounds: Cycloalkanes and their Stereochemistry

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4. Organic Compounds: Cycloalkanes and their Stereochemistry

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4. Organic Compounds: Cycloalkanes and their Stereochemistry

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Sect 4.3: Conformations of Cycloalkanes

Sect 4.3: Conformations of Cycloalkanes. H. H. H. H. Issues in small rings. H. Small rings have two problems:. C. ANGLE STRAIN. H. A carbon with four bonds requires a tetrahedral hybrid with 109 o angles. If that carbon is inside a small ring, the

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Chapter 3 Stereochemistry and Conformational Analysis

Chapter 3 Stereochemistry and Conformational Analysis. Conformational analysis Strain A brief review on stereochemistry Suggested Readings: Please refresh your 1st year organic chemistry on this topic.

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Chapter 3 Stereochemistry and Conformational Analysis

Chapter 3 Stereochemistry and Conformational Analysis. Conformational analysis Strain A brief review on stereochemistry Suggested Readings: Please refresh your 1st year organic chemistry on this topic.

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Alkanes and Cycloalkanes: Conformations and cis-trans Stereoisomers

Alkanes and Cycloalkanes: Conformations and cis-trans Stereoisomers Stereochemistry : three-dimensional aspects of molecules Conformation : different spatial arrangements of atoms that result from rotations about single ( ? ) bonds

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Experiment 3:

Experiment 3:. STEREOCHEMISTRY AND MOLECULAR MODELING OF CYCLOALKANES. OBJECTIVES. To learn how to construct various cyclohexane conformers using handheld molecular models and the HyperChem molecular modeling program.

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Newman projection : conformational view along a carbon-carbon bond

Newman projection : conformational view along a carbon-carbon bond. Conformations : 3-D arrangements of atoms in a molecule from rotation/twisting about single bonds. qz. cp. Conformations.

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1. Conformations of straight chain alkanes

Chemsketch files. 1. Conformations of straight chain alkanes. 2. Conformations of cyclic alkanes. Conformations of Ethane. ? bonds are cylindrically symmetrical Rotation is possible around C-C bonds in open-chain molecules. Conformers.

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Chapter 5: Rings

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Chapter 3 CONFORMATIONS OF ALKANES AND CYCLOALKANES

Chapter 3 CONFORMATIONS OF ALKANES AND CYCLOALKANES. Chapter 3: Conformations of Alkanes and Cycloalkanes. HEATS OF COMBUSTION AND RING STRAIN. Chapter 3: Conformations of Alkanes and Cycloalkanes. STRAIN ENERGY VS. RING SIZE. Chapter 3: Conformations of Alkanes and Cycloalkanes.

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