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- Which cycloaddition reaction will proceed the FASTEST? Select one: CHO OHC. CH3 CHO ||Draw the alkene that would react with the reagent given to account for the product formed. ? + + H₂O **** H₂S04 • You do not have to consider stereochemistry. • You do not have to explicitly draw H atoms. • In cases where there is more than one answer, just draw one. CH3 CH3 CHCCH3 | | OH CH3 +1Draw the alkene that would react with the reagent given to account for the product formed. ? + HCI CH3 CH3CCH3 CI • You do not have to consider stereochemistry. • You do not have to explicitly draw H atoms. • In cases where there is more than one answer, just draw one. #[ ] در ChemDoodle
- Define Cycloaddition Reactions ?Alkene bromination. The two butane isomers react with Br2. Draw the key reaction inter- mediates and the product(s); use arrow pushing to explain the stereochemical outcomes of the reactions Final Products Intermediate Br2 Intermediate Final Products Br2Rank the following compounds from least to most stable. Least stable Most stable
- Question 5 1). Draw all resonance structures for the carbocation intermediate formed by para attack; circle the resonance structure that is particularly unstable. N- N Cl₂ AICI 3 H 2). Draw all resonance structures for the carbocation intermediate formed by ortho attack; circle the extra resonance structure that is particularly stable. H a Aer ANSAS C HNO3 H₂SO4Match each alkene to its heat of hydrogenation.Alkenes: 3-methylbut-1-ene, 2-methylbut-1-ene, 2-methylbut-2-ene?H° (hydrogenation) kJ/mol: –119, –127, –112Zaitsev's Rule refers to: which alkene is favored in a product mixture O how resonance contributors stabilize cations/anions/radicals O the stereochemistry of reaction intermediates/transition states O the stability of carbocation intermediates
- Which of the following statements is FALSE about pericyclic reactions? * Pericyclic reactions occur in a single step. The transition state of pericyclic reactions is cyclic. The outcome of pericyclic reactions vary depending on the identity of the solvent used. O There are no intermediates in a pericyclic reaction.Review Topics] [References] Draw a structural formula for the major product of the reaction shown. CH;CH2 c=CHCH3 CH;CH2 Br2 H20 • Show product stereochemistry IF the reactant alkene has both carbons of the double bond within a ring. • Do not show stereochemistry in other cases. • If the reaction produces a racemic mixture, just draw one stereoisomer. Previous Next ChemDoodle Save and Ex tv ill I 11 МacBook Air DII DD F12 F11 F10 80 888 F9 F7 FB F6 F5 F4 F3 * & $ %3D 5 6. 7 8 9. 4 { P E R T Y H J K F + * COBased on the hydrogenation reaction information, how many different alkene structures can you draw that could be Compound X? (If enantiomers are possible, count each pair of enantiomers as one structure.)