Name each of the following cyclic sugars. (Consult Fig. 5-32 on p. 249 for the name of each sugar in its acyclic form.) (a) OH H (b) OH (c) Но НО OH Но Но Но H HỌ HO- H. -H H ОН н но OH H OH H Нонн
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- Please provide a complete, detailed curved-arrow mechanism for the following reaction.Include ALL lone pairs and formal charges. Using the mechanism and a few words,explain the why the NaH deprotonates at the selected a-position and not the other a-position. Also explain why the indicated alkene is formed in the 3rd step rather than the other possible alkene product.Identify the pericyclic reactions in the following reaction schemes. Give the complete reaction name and indicate the course of the reaction with the aid of the arrow notation.Complete the following reactions, clearly indicating regio-and stereochemistry where applicable. In cases, where ortho-and para-products are formed, draw both.
- Please provide a complete, detailed curved-arrow mechanism for the following reaction. Include ALL lone pairs and formal charges. Using the mechanism and a few words, explain why the NaOH deprotonates at the a-position and not the b-position or the aldehyde hydrogen. Also, explain why the indicated alkene is formed in the 2nd second rather than the other possible alkene product.Provide a curved-arrow mechanism for the following reaction. In a few words, explain the regiochemistry of the OH in the product (is this conjugate or direct addition, and what causes the reaction to proceed via that addition mechanism).(Please give clear handwritten answer) Provide an arrow pushing mechanism for the following transformation. Classify all pericyclic reactions.
- Give only typing answer with explanation and conclusion What are the correct reaction conditions for the following transformation?Identify the pericyclic reactions in the followingreaction schemes. Give the complete reaction name and indicate the course of the reaction with the aid of the arrow notation.which is the most and least nucleophilicc, Arrange in the order of increasing nucleophlicity and provide reasons why
- Please answer this NEATLY, COMPLETELY, and CORRECTLY for an UPVOTE. The stereochemistry of the following alkenes are?Provide the complete arrow pushing mechanism and provide the product for the reactions. Be sure to consider stereochemistry in your product(s). Give a short concise statement about the step that determines the stereoselectivity, or lack of, for each reaction. Also give a statementProvide illustration/s and explanation of the difference between the Markovnikov and Anti-Markovnikov additions of HBr to alkene.