9. Compound X, C25H41 Br3, reacts with excess H₂/Pd to give a C25H47Br3 compound. How many rings are in X? How many double bonds are in X? Show your work.
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- 9. Compound X, C22H31Br3, reacts with excess H₂/Pd to give a C22H39Br3 compound. How many rings are in X? How many double bonds are in X? Show your work.3. Compound X has the formula CasHuBr2. Compound X reacts with excess H/Pd to give CasHeoBr2. How many rings does Compound X have? Show how you got your answer.3) Draw the ECSF structures of (CH3)3CO (tert-butoxide ion) and CH30º (methoxide ion). Why is (tert-butoxide a PN but methoxide a GN even though both have a full O? (As it turns out, both are SBs) Redraw (CH3)3coe (ECSF) Why PN? Redraw CH30S (ECSF) Why GN?
- First Writedown which reaction it is? SN1, SN2, E1? Write a stepwise mechanism for the following reactions showing ALL intermediates. Use curved arrows to symbolize the flow of electrons to show how each of the intermediates and product are formed. Show all necessary lone pairs and formal charges.CH3 Buli Br Compound C C13H160 CH3 Propose a structure for compound C and the product C13H160. • You do not have to consider stereochemistry. You do not have to explicitly draw H atoms. • Do not include lone pairs in your answer. They will not be considered in the grading. • Draw organic products only. Do not include counter-ions, e.g., Na, I, in your answer. • Draw one structure per sketcher. Add additional sketchers using the drop-down menu in the bottom right corner. Separate structures using the → sign from the drop-down menu.10. A compound X of molecular formula C8H12 with no triple bonds reacts with one equivalent of H2 to give a new compound having molecular formula CaH14. What can be inferred about the structure of compound X? A) Compound X has 3 rings. B) Compound X has 3 pi bonds. Compound X has 1 ring and 2 pi bonds. D) Compound X has 2 rings and 1 pi bond. 11. Determine the product of the following reaction. H, Lindlar's cat. %3D IV A)I B) II C) III D) IV Type here to search 互i | A C 三D
- Draw 1,2,3,4,5,6-hexachlorocyclohexane with a. all the chloro groups in axial positions. b. all the chloro groups in equatorial positions.C31 H5y 2. Compound X, reacts with excess H/Pd to give C31 Hoo How many double bonds and how many rings are in X? Show your work. 150 3 APR étv 1 MacBook >> D00 000 20 F8 F9 F7 F6 F5 F3 F4CH3 NaH Br Compound F CeHgO St. CH3 Propose a structure for compound F and the product C6H3O. • You do not have to consider stereochemistry. • You do not have to explicitly draw H atoms. • Do not include lone pairs in your answer. They will not be considered in the grading. • Draw organic products only. Do not include counter-ions, e.g., Na, I, in your answer. • Draw one structure per sketcher. Add additional sketchers using the drop-down menu in the bottom right corn • Separate structures using the sign from the drop-down menu. opy aste
- CH=CHNO₂ (2-nitrovinyl)benzene Electrophilic substitution on (2-nitrovinyl)benzene occurs at the meta position. Draw resonance structures to show how the ring is electron-poor at the ortho and para positions. You do not have to consider stereochemistry. • Draw one structure per sketcher. Add additional sketchers using the drop-down menu in the bottom right corner. • Separate resonance structures using the symbol from the drop-down menu. 0 78 00-F k2. SN2 reactions to fight cancer Cyclophosphamide is a chemotherapy medication used to treat various types of cancers (i.e. lymphoma, leukemia, and breast cancer). It belongs to a group of cytotoxic alkylating agents known as Nitrogen mustards. The activity of these drugs is attributed to the chloroethylamine groups. CI R. 'N I R NH Cl + Cl R'-NH₂ Cyclophosphamide In this exercise, you will explore the mechanism responsible for the cytotoxic activity of Nitrogen mustards and how it is possible to tune their activity (therefore their toxicity) by modifying their chemical structure. R. 2.1 Identify and label all nucleophiles/electrophiles in the following reaction. `N I R chloroethylamine 2.2 Based on your above analysis, draw two possible SN2 reaction mechanisms Intermolecular reaction (reaction between reaction sites on different molecules) Intramolecular reaction (reaction between reaction sites within the same molecule) 2.3 Which of the above reaction will be faster? Why? 2.4 Copy…Rank the following groups in order of decreasing priority. a.−COOH, −H, −NH2, −OH b.−H, −CH3, −Cl, −CH2Cl c. −CH2CH3, −CH3, −H, −CH(CH3)2 d.−CH=CH2, −CH3, −C≡CH, −H