1.NaOEt 2. Ho OE Et01 1. LDA. THF. -78°C 2 0 3. H2O

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Answer 1

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Answer (es con lost 1. Naost 1. 2. Hot Mechanism This an example of Dickmann Cyclizabcm. The intramolecular clasen esler con شده 78- LDA , THE .1 م در - (5) ولا .2 Mechanism رہ سوك نہ بنا رہ

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1.NaOEt 2. Ho OE Et01 1. LDA. THF. -78°C 2 0 3. H2O

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1.NaOEt 2. Ho OE Et01 1. LDA. THF. -78°C 2 0 3. H2O

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