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(5Z,11E)-dibenzo[a,e]cyclooctatetraene 137.8 ppm 74.9 ppm trans,trans,trans-cyclobutane Oxidative coupling Reductive Elimination stable B3LYP/6-31G** [b] ...
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Since both ethylene and cyclobutane are gases at room temperature and above, all ... Ethylene. Scyclobutane (298) = 265.4 J mol-1K-1 ...
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Immunohistochemistry: detection of Cyclobutane pyrimidine dimer (CPD) Results. Before treatment ... in DNA such as cyclobutane pyrimidine dimers (CPD) ...
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Cycloalkanes Alkanes that form rings are called cycloalkanes. Cyclopropane and cyclobutanes are strained because the C-C-C bond angles in the ring are less than 109.5 ...
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the DNA Damage Response an investigation of Pol and ATM Johanna Steinbrecher Dr.John Hays Oregon State University The effect of UV light on DNA Cyclobutane ...
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Olefins: Open chain unsaturated hydrocarbons with a double bond like ethene or ... Examples are cyclopropane, cyclobutane etc. ...
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Addition reactions with the chemistry solutions
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Title: Organic Chemistry Author: WESTONK Last modified by: palaskias Created Date: 10/3/2005 2:00:03 PM Document presentation format: On-screen Show (4:3)
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Cycloalkanes Cycloalkanes Compounds that contain rings of carbon atoms Have the general formula CnH2n Represented by polygons in skeletal drawings cyclopropane ...
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Isomers are compounds with different physical and chemical. properties but same chemical formula ... Stereoisomers are compounds that have same molecular and ...
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Title: What is meant by the term homologous series? Author: Racey Last modified by: Racey Created Date: 10/16/2006 1:22:47 PM Document presentation format
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ALKANES Contain single bonds CH3-CH2-CH2-CH3 Saturated hydrocarbon Substitution reaction Cycloalkanes If the carbon chain that forms the straight-chain hydrocarbon is ...
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Torsional Strain 3.2 Conformational Analysis of Butane 0 60 120 180 240 300 360 3 kJ/mol 14 kJ/mol There are shadow images surrounding the waveform.
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Organic Chemistry Student Handout
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Title: Carey Chapter 3 Alkane Conformations Author: Monte Wolf Last modified by: mwolf Created Date: 3/19/2000 11:45:53 PM Document presentation format
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Decane (what is the formula?_____) Catalyst (broken clay pot or aluminium oxide (Al2O3) water Annapurna Saturated or Unsaturated? Bromine Water Addition of Hydrogen ...
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Internal Combustion Engine Chapter 4 Thermochemistry and Fuels Thermochemistry ...
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Mutations and mutagens Transitions and transversions Causes of transitions Causes of transversions Errors in Replication Origin: spontaneous (naturally occurring) or ...
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Nonpolar, insoluble in water, Compact shape. Melting and boiling points similar to branched alkanes with same number of carbons ...
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causes van der Waals strain in boat. 180 pm. Boat conformation is less stable than the chair. Eclipsed bonds bonds gives torsional strain to ...
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van der Waals strain (also called steric strain) ... van der Waals strain (steric strain) strain that results from atoms being too. close together ...
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Start counting from Carbon nearest (largest) 'substituent' (branch) ... Name the compound alphabetically, and write the same way. ( e.g., ethyl before methyl ...
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Chapter 4 Alkanes: Nomenclature, Conformational Analysis, and an Introduction to Synthesis
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XPF Nucleotide Excision Repair
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Constitutional Isomers ... The cis isomer, has two substituents on the same side of the ring. ... Cis-Trans Isomers. The compound 1,2-dichlorocyclopropane has ...
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Alkanes Acyclic: CnH2n+2 Cyclic (one ring): CnH2n Bicyclic (two rings) : CnH2n-2 Only single bonds, sp3 hybridization, close to tetrahedral bond angles
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The terms anti and gauche apply. only to bonds (or groups) on adjacent ... The gauche conformation is destabilized by. van der Waals strain (also called steric strain) ...
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Organic Chemistry
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Repair mechanisms 1. Reversal of damage 2. Excision repair 3. Mismatch repair 4. Recombination repair 5. Error-prone repair 6. Restriction-modification systems
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A family of hydrocarbons which all fit the SAME GENERAL FORMULA ... Titan: Saturn's largest moon. Cycloalkanes. Are another HOMOLOGOUS SERIES of hydrocarbons ...
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Ring Strain = Angle Strain + Torsional Strain + Steric Strain Fig. 4-3, p. 112 * Figure 4.9 Alternating axial and equatorial positions in chair cyclohexane, as shown ...
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... Ethane Conformations Staggered Eclipsed 0 60 120 180 240 300 360 Angle of Rotation, degrees 12 kJ Variation of Energy with Rotation of C-C bond in Ethane Butane ...
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The very high rate constant of 87 s-1, to two molecules of ethylene (C2H4) ... (6) At 700 C, H2S gas breaks down into to diatomic hydrogen and sulfur gases. The ...
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Simple Organic Chemistry Basic Structure and Nomenclature Graphic: www.lab-initio.com First Ten Alkanes Formula Name Formula Name CH4 Methane C6H14 Hexane C2H6 Ethane ...
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According to Straits Research, the global Maleic Anhydride Market market size was valued at USD 2.45 billion in 2023. It is projected to reach from USD 2.54 billion in 2024 to USD 3.50 billion by 2032, growing at a CAGR of 4.05% during the forecast period (2024–2032).
butane - gauche conformation; nonbonded interaction strain is approximately 0.9 kcal/mol ... Anti/gauche ratio for butane. Cyclopropane. Strain energy is approx. ...
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A Hydrocarbon is an organic compound that contains only the elements hydrogen and carbon. ... Straight chain. Branched chain. Ring. Straight Chains ...
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can be ligated into either the recombinant or. parental configurations in ... ligate by reversal of the serine-phosphodiester. linkage in the presence of Mg2 ...
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Ch. 3: Alkanes and Cycloalkanes: Conformations and cis-trans Stereoisomers Stereochemistry: three-dimensional aspects of molecules Conformation: different spatial ...
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bowsprit-flagpole. interaction ... and the bowsprit-flagpole. hydrogens move apart. H. H. E. N. E. R. G. Y. THE TWIST BOAT HAS LOWER ENERGY ...
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Eclipsed leads to H-H nuclear repulsion. Repulsion between ... Butane: Gauche and Anti. Butane Rotomers. Cyclopropane. Bond Angles are 60 A lot of Angle Strain ...
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Hydrocarbons ... Hydrocarbons
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The bond dissociation energy can be measured and indicates a difference of 25 kcal/mol ... Alkanes are combusted into CO2 and H2O: the difference in energy release ...
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Hydrocarbons The basis for organic chemistry Organic Compounds Contain C bonded to other elements, commonly H, O, N, S, and halogens Carbon Can form many different ...
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Cannizaro Reaction Overall: Restriction: no a hydrogens in the aldehydes. a hydrogens No a hydrogens Why the restriction? The a hydrogens are acidic leading to ...
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Chapter 4 Introduction Stereochemistry It is the systematic study of the three-dimensional shapes of molecules and properties that arise from these shapes The three ...
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Isolated in 1990 from the Caribbean marine sponge Discodermia dissoluta. 434 g of sponge yielded 7 mg discodermolide (0.002% by weight) ...
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Describe the structural formulae and reactions of compounds containing selected functional groups 4 credits
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Sufixes Tet, Trig and Dig indicate the geometry of the carbon undergoing the RC. ... 3 to 7-exo-Trig are all favoured processes ...
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Amos B. Smith Mounuo Cheng 20100911 Prof. Amos B. Smith Smith's research interests encompass three diverse areas: natural product synthesis, bioorganic chemistry and ...
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Organic Chemistry Organic chemistry is the study of carbon containing compounds derived from living organisms. * * * * * * * * * * * * * * * * * * * Organic Compounds ...
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... a specialized system that repairs G/T mismatches to ... The SASP proteins therefore have evolved to help protect the genetic information stored in spore DNA ...
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Stereochemistry of Alkanes and Cycloalkanes Author: Ronald Kluger Last modified by: Paul Schueler Created Date: 10/27/2000 8:13:45 PM Document presentation format:
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Cycloalkanes and their Stereochemistry Chapter 4 Naming Cycloalkanes Saturated cyclic hydrocarbons are defined as a carbon ring which has hydrogen in every position ...
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distortion of bond angles from 109.5 gives. angle strain to ... van der Waals strain (steric strain) strain that results from atoms being too. close together ...
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