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How much cyclohexanone (MW=98.15, D=0.9478) will be formed with 100% conversion of cyclohexanol (MW=100.158, D=0.9624)?
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- You are trying to monobrominate methylcyclopentane to form a compound with the molecular formula C6H11Br. Using the relative reactivities for bromination in the picture, calculate the percentages of each isomer expected for this reaction.Following is a balanced equation for the allylic bromination of propene. CH2==CHCH3 + Br2 h CH2==CHCH2Br + HBr (a) Calculate the heat of reaction, H 0, for this conversion. (b) Propose a pair of chain propagation steps and show that they add up to the observed stoichiometry. (c) Calculate the H 0 for each chain propagation step and show that they add up to the observed H 0 for the overall reaction.4. A student was asked to prepare an alkene X in high yield using any alcohol as starting material CH3 CH,-C -CH=CH, CH3 X He chose 3, 3-dimethylbutan-2-ol (XI) and carried out a dehydration reaction. He was however horrified to note that the only alkene obtained was XII. CH3 OH CH3 CH;-C=C-CH3 conc. H,SO4 CH-CH3 heat CH3 CH3 XI XII i) Explain what went wrong here, and why X could not be formed from 3, 3-dimethylbutan-2-ol. Use structures to help support your answer. ii) Give an equation to show a much better method for preparing X in high yield. 5. Analyze the following structure and write one combination for Grignard reagent and a carbonyl that would give rise to it. CH,-CH,-OH
- CrO3 CH3CH2CH2OH CH3CH2COH CH3CH2COCH2CH2CH3 A problem often encountered in the oxidation of primary alcohols is that esters are sometimes produced as by-products. For example, oxidation of propyl alcohol yields propanoic acid and propyl propanoate. Draw curved arrows to show the movement of electrons in this step of the reaction mechanism. Arrow-pushing Instructions B: :0: CH3CH2CH- A: BH* CH;CH,CH нӧ: HÖ H-AShown below is a carbocation intermediate in an electrophilic addition reaction of HCl with an alkene. For the conformation shown, select each hydrogen whose bond to carbon is aligned for effective hyperconjugation with the vacant p orbital on the positively charged carbon. Each adjacent carbon will have only one C-H bond so aligned. • Gray = C; white = H; red = 0; blue = N; dark green = Cl; brown =Br; light green =F; purple = I; yellow = S; orange = P. • Double click to select atoms. • You can zoom in and out using the mouse scroll wheel (or pinch to zoom on touch screens).An alkene having the molecular formula C7H₁4 is treated sequentially with ozone (03) and zinc/acetic acid to give the product/s shown. H3CO || CH3CHCH + H3C Draw a structural formula for the alkene. *8 CH3 • You do not have to consider stereochemistry. • You do not have to explicitly draw H atoms. • In cases where there is more than one answer, just draw one. On [] ? Ⓡ ChemDoodleⓇ
- 2) (4pts) Classify each reaction as addition, elimination, substitution, or rearrangement. A) CH;CH2B LIOH CH;CH2OH LiBr B) CH;CH2CH,Cl CH-CH-CH2 + + HCl C) CH;CH=CH2 H2 CH;CH2CH3 Verdana 10pt B IU A vThe theoretical yield of 1-methylcyclohexene in moles(from 2-methylcyclohexanol amount of 2.239 gram). The theoretical yield of 1-methylcyclohexene in moles is 0.01961. 1. What is the corrected actual yield(% Relative Area for 1-methylcyclohexene is 82.81%)? The theoretical yield of 1-methylcyclohexene in moles is 0.01961. 2. . What is the calculation of the %yield of 1-methylcyclohexene?Chemistry: 1) SAM reacts with nucleophiles in an SN2-like reaction in our body for a variety of important biosynthetic reactions. Below on the molecule of SAM, please circle and label which part of the molecule would act as the electrophile, and which part of the molecule is the leaving group. (5 pts) HO NH2 NH2 N N CH 3 N Z -S: + 'OH OH S-Adenosyl methionine
- 10:29 0. O ? 86% AIATS For Two Year Medic. A 61 /180 (02:55 hr min Mark for Review When 2-Methylpropene undergoes oxidation in the presence of acidic K2Cr2O7, the products obtained are CH3 – CH + CO2 CH3 — СH — С—ОН-СО, CH, -C =0+CO2 +H2O CH3 CH; – CH2 – CH + CO2 + H20 Clear Response III2. What is the predicted major producet of the reaction shown? Br2 0°C Br Br N Br མ་ ་ དེ ་ཡིན་ པས་འཛིན། འདུ་ཡིན་ པ་མཛད་པ་ཡིན། ཐོག་ |- IL IV ་N་ Br | A) I B) II С) Ш D) IV E) V BrWhich of the following aldehydes has the highest solubility in water? A) CH₃CH₂C(=O)H B) CH₃CH₂CH₂CH₂C(=O)H C) CH₃(CH₂)₅C(=O)H D) CH₃(CH₂)₁₀C(=O)H E) All of these have equal solubility.