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Give the organic product: Is the configuration of the following molecule R or S? 0-C,HS ?...
PLEASE HELP WITH THESE. THANK YOU How are the following two compounds related? CH CH3 HO -H HO -Н Given the following substitution reaction, what would the effect be of changing the solvent from CH3OH to (CH3)2S=0? H- OH H OH VS HO -H H -OH H -OH HO H + CH (CH2CH2-Br NaOH CH;(CH2), CH2-OH + NaBr CH OH CH2OH A. The reaction rate will increase. OB. There is no effect on the rate of the reaction, C. The...
Which of the following carbocations is most likely to undergoe a rearrangement? ( Hint: Remember that a 1,2-shift can involve a shift of -H or -R Il IV QUESTION 27 Which of the following alkyl halides will undergo E2 elimination of HBr more rapidly (assume that elimination is induced by "OCH3)? Br Br AI B QUESTION 29 Is the configuration of the following molecule R or S? H OAR B. S chirality center present C Neither, there is no
Give the organic product: II ID r O A. II OB. OC. III OD.IV
For each of the following pairs of organic molecules, circle the one that would react with a given nucleophile at a faster rate in the Sw1 reaction, and briefly explain your choice. нссн, vs. H₂C CH₂ CH Hoc tots vs. Ho C^ots 6. Each of the following carbocations can undergo a rearrangement to give a more stable carbocation. In each case, draw the structure of the rearranged carbocation, and show the mechanism of the 1,2 hydride shift or 1,2-alkyl shift...
Question 47 (2 points) Which of the following carbocations is (are) likely to undergo rearrangement through a methyl shift? нус CH HC CH нус CH oa) both II and III ob) oc) 11 od) both I and II Question 48 (2 points) For the reaction shown, select the expected major organic product. 1. 1 e HCI 2 1 e HBO Ho Br + enantiomer + enantiomer + enantiomer + enantiomer IV 11 HI! Oa) 1 ob) 11 Oc) III od)...
(18) 8. Give the important organic product(s) for the following reactions. a) CH, CHONE + CH3 CH CI b) O + -SCH Br > c) (CH3)2CH CH CH3 + CDC(CH3)3 сні d) HOC2H5 + CH, CH,C-I - HO CHE e) O HBr - CH3 ether 1) CH, CH, 0SCHE + COCH, CH, — HOCH,CHE
Question 3 Which is the major product of the following reaction? NaBH, Н,0 olan anon Oh O-OBOR OA! OB oc III ODIV Question 10 Arrange the compounds in order of increasing boiling point (lowest first). 0 CH,CHỊCH CHỊCHCHCH,CH, CH,CCH, CH III, II, I, IV OB. I, I, II, III Loc IV, III, II, 1 D. II, III, I, IV Question 13 The best name for the compound, CH3 0 CHCHCHCCH, CH, S O A 2-methyl-4-hexanone OB.2-methyl-3-hexanone oc 5-methyl-3-hexanone OD. ethyl...
Question 41 (2 points) Which of the following carbocations is (are) likely to undergo rearrangement through a methyl shift? H2C CH3 H3C CH3 H3C CH3 III a) both II and III Ob) both I and II Oc) Od) Question 42 (2 points) For the reaction shown, select the expected major organic product. 1. 1 eq HCI 2. 1 eq HBr Br. CI -Br -CI Ha CI Br + enantiomer + enantiomer + enantiomer CI Br + enantiomer IV 11 III...
What is the major Organic product for the following sequence of reactions? 0 1) -MgBr, ether 2) H307 OH 0 (a) (b) o OH o d ) e) What is the major Organic product of the following reaction? O 1) Li N THF 2) ^ Br O (a) OH 0 OH (d) When Cl2 adds to pent-2-ene, which product(s) is(are) not observed? Cl2 CH,C12 СІ WH C1 H Ci WH CI 1C1 JH H H C1 C1 н H C1...
Provide the major organic product of the following reaction CHS os ICH (excess) 2. Ag,0, 1,0 3. N(CH3) CH ОА OB Ос OD OE