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Draw all possible stereoisomers of hepta-2,4-diene and label each double bond as E or Z.
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- Draw and name all stereoisomers of 3-chlorohepta-2,4-diene using the E-Z nomenclature.Draw and name all stereoisomers of 3-chlorohepta-2,4-diene(a) using the cis-trans nomenclature.(b) using the E-Z nomenclatureConsidering both 5-methylcyclopenta-1,3-diene (A) and 7-methylcyclohepta-1,3,5-triene (B), which labeled H atom is most acidic?Which labeled H atom is least acidic? Explain your choices.
- Considering both 5-methylcyclopenta-1,3-diene (A) and 7-methylcyclohepta-1,3,5-triene (B), which labeled H atom is most acidic? Which labeled H atom is least acidic? Explain your choices.Name the 2 cumulated dienes with formula C6H10 that contain an unbranched chain. please answer fast i give upvoteWhy a conjugated diene is more stable than an isolated diene ?
- With reference to diene A:a. What product is formed when A undergoes a [2 + 2] cycloaddition?b. What product is formed when A undergoes a [3,3] sigmatropic rearrangement?The central carbon atom of an allene is a member of two double bonds, and ithas an interesting orbital arrangement that holds the two ends of the molecule at rightangles to each other. Draw the two enantiomers of penta-2,3-diene. A model may be helpful.The central carbon atom of an allene is a member of two double bonds, and ithas an interesting orbital arrangement that holds the two ends of the molecule at rightangles to each other.(a) Draw an orbital diagram of allene, showing why the two ends are perpendicular.(b) Draw the two enantiomers of penta-2,3-diene. A model may be helpful
- Label each diene as reactive or unreactive in a Diels–Alder reactiondraw structures for all the isolated, conjugated, and cumulated dienes of molecular formula C5H8.In 4+2 cycloaddition, ENDO stereochemistry is preferred because: endo stereochemistry allows the diene to adopt s-cis conformation. endo stereochemistry results in less steric hindrance. the transition state leading to endo stereochemistry is higher energy. it allows for additional π to π overlap between the diene and the dienophile.