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What cyclic product is formed when each decatetraene undergoes thermal electrocyclic ring closure?
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- What cyclic product is formed when each decatetraene undergoes photochemical electrocyclic ring closure?What product is formed by ring-closing metathesis of each compound?Devise a stepwise synthesis of attached compound from dicyclopentadiene using a Diels–Alder reaction as one step. You may also use organic compounds having ≤ 4 C's, and any required organic or inorganicreagents.
- Devise a stepwise synthesis of each compound from dicyclopentadiene using a Diels–Alder reaction as one step. You may also use organic compounds having ≤ 4 C's, and any required organic or inorganic reagents.(a) What product is formed when triene N undergoes thermal electrocyclic ring closure? (b)What product is formed when triene N undergoes photochemical ring closure? (c) Label each process as conrotatory or disrotatory.(a) What product is formed when triene N undergoes thermal electrocyclic ring closure? (b) What product is formed when triene N undergoes photochemical ring closure? (c) Label each process as conrotatory or disrotatory.
- Devise a stepwise synthesis of attached compound from dicyclopentadieneusing a Diels–Alder reaction as one step. You may also use organiccompounds having ≤ 4 C's, and any required organic or inorganicreagents.What type of sigmatropic rearrangement is illustrated in each reaction?write the correct product for each and indicate stereochemistry if necessary.
- Draw the product formed (including stereochemistry) in attached pericyclicreaction.a. Which of the following compounds cannot be prepared by a Heck reaction?b. For those compounds that can be prepared by a Heck reaction, what starting materials are required?Draw the ALL of the E2 organic product formed when the structure shown below undergoes dehydrohalogenation in KOH with heat.