'Optical rotation' diaporamas de présentation

CHAPTER 2 Stereochemistry, Conformation, and Stereoselectivity

CHAPTER 2 Stereochemistry, Conformation, and Stereoselectivity. The stereochemical features of a molecule, both configuration and conformation, can influence its reactivity. ????????? ????????.

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Show a synthetic pathway

Show a synthetic pathway. Show a synthetic pathway. Hint: Alkenes may be formed from alkyl halides by reaction with a strong base such as NaOCH 3 resulting elimination of HX. Fill in the blanks. Stereochemistry. Stereochemistry refers to the

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9. Carbohydrates Chapter 16

9. Carbohydrates Chapter 16. CARBOHYDRATES. Contain C, H, O only C X H 2Y O Y = C X (H 2 O) Y i.e hydrates of carbon most common names end in '-----ose'. Carbohydrates General Structural Features. Usually 5/6 membered rings with C and one O

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Stereochemistry

Stereochemistry. Dr. Clower CHEM 2411 Spring 2014 McMurry (8 th ed.) sections 5.1-5.12, 7.5. Stereochemistry. Branch of chemistry concerned with the 3D arrangement of atoms in molecules Stereoisomers: Same molecular formula Same connectivity

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QUBIC Mount Design

QUBIC Mount Design. For Technological Demonstrator (T.D.) And For Final Instrument (F.I.). Luis Mariano Mundo, Pablo L. Ringegni , Asdrubal Botani , German Wasserman. Topics. Mount Requirements. Mount Structural and Mechanical Design. Mount Assembly. Mount Structural Analysis.

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Search for an Electric Dipole Moment of 199 Hg

Search for an Electric Dipole Moment of 199 Hg. Blayne Heckel University of Washington. Graduate students: Jennie Chen, Brent Graner Scientific glassblower: Erik Lindahl Support: NSF and DOE Low Energy Nuclear Physics. History of 199 Hg EDM results. Lamoreaux Jacobs

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1. Stereoisomerism 2. Chirality 3. Naming stereocenters - R/S configuration

Chapter 3. Stereochemistry. 1. Stereoisomerism 2. Chirality 3. Naming stereocenters - R/S configuration - working with R/S [ Home Page -Practice ] 4. Acyclic Molecules with 2 or more stereocenters 5. Cyclic Molecules with 2 or more stereocenters 6. Properties of Stereocenters

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Color and Polarization

Color and Polarization. Color. Determined by frequency of light reaching the eye Hot bodies produce different frequencies of light depending on temp. - red hot, white hot Color of opaque object depends on light frequencies reflected (or not absorbed)

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Lecture 3

Lecture 3. Reduction of D-(+)-Camphor. Introduction. There are many ways to reduce ketones or aldehydes leading to a broad variety of products. Mechanism I. In Chem 30BL, sodium borohydride (NaBH 4 ) will be used as the reducing agent

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POLARIMETER

POLARIMETER. polarimetry:. Is an instrumental analytical method using rotation of polarized light by some substances as measure of their concentration in a solution. The instrument used is called polarimeter. Principle of polarimeter :.

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Isomerism Recap

Isomers same molecular formula. Constitutional Isomers Different nature/sequence of bonds. Configurational Isomers Interconversion requires breaking bonds. Enantiomers Non-superposable mirror images. Diastereoisomers Not mirror images. Stereoisomers

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OPTICAL ANALYTIC METHODS

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Lecture 3b

Lecture 3b. Formal Report. General structure. Abstract Introduction Results/Discussion Conclusion/Summary Experimental Section Spectra Section Reference Section

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Sar atov Fall Meeting 2014

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Sar atov Fall Meeting 2015

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Lecture 3a

Lecture 3a. Catalyst. Transition Metals. Many TM compounds are very colorful due to d-d transitions ( i.e., Cu(II) is blue/green, Ni(II) is green, Co(II) is red/blue, Fe(III) is orange ( all of these are hydrates except the blue Co-compound))

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25.8 Mutarotation

25.8 Mutarotation. Mutarotation. Mutarotation is a term given to the change in the observed optical rotation of a substance with time.

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Nonlinear Optical Rotation Magnetometry University of California, Berkeley

? rot. B max ? 1.4 ? Gs ? eff ? 1.3 Hz. -40. -20. 20. 40. Magnetic Field, ? Gs. Nonlinear Optical Rotation Magnetometry University of California, Berkeley.

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