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If option III is not correct, please indicate why. Which of the following compounds is a...
Predict the product for the following reaction. 1. Оз 2. Но ОН Н ОН ОН III || ОН Н IV V A. V В. І С. ІІІ D.IV E. II ) ) QUESTION 7 Click Save and Submit to save and submit. Click Save All Answers to save all answers. QUESTION 7 Identify a reactive starting material in the Claisen condensation. A. 1-propanol B. 3.pentanone C. ethyl butanoate D. butanal E. propanoic anhydride
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4. The major product of the following reaction is: CHз CH2CH3 с-с н OsO4 (cat) ROOH Н ОН Но СНЗ СНCH3 ОН ОН С-с. Но d. С. н1 СНз CН2CH3 b. Гн н а. с. "н р CH2CH3 CHз CH2CH3 H Снз н н
QUESTION 5 Which one of the following compounds is the strongest acid? F F ОН ОН חד F - F F. ОН ОН F F III IV ОН F V А. ІІІ В. ІІ Ос. IV
Is Xtra Comparing Compounds Borove 5.60 How is each compound related to the simple sugar D-erythrose? Is it a structural isomer, enantiomer, diastereomer, identical or none of the above? ОН ОН он D-erythrose -ОН - HO- Но" н в но он С) ндон Similar nenhleme 561 5621 do after chanter 4) 563
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8. Estimate the average total charge on the following amino acid at pH 7.0 pKaR = 12.48 NH pKal = 2.17 H2N ОН NH2 pKa2. 9.04 А. +2 В. +1 с. о D. -1 Е. -2 9. Which one of the following compounds is a non-reducing sugar? ОН ОН OCH3 НО- НО. НО ОН ОН ОН ОН || ОН ОН он CH2OH ОН ОНІ ОН OCH3 ОН CH2OH ОН IV — А. В. С. D....
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Question 1 Which of the following mechanistic steps represents the loss of a leaving group? OH OH2 H Br II 18-05-4 IV AI B. II C. D.IV Question 3 What is product of the following reaction sequence? ОН 1. PCC 2. C2H5MgBr 3. Н* wоrkup ОН ОН ОН IV ОА І В. І С. ІІІ OD. IV Question 4 What is the major product formed in the following reaction? Br NaH A NH2...
Question 20 HzC CH Which of the three molecules below is a diastereomer of the following molecule? " Но у он Hн нсон нс сни нус, CH Ноун н "Н HYPOH HCH но ОН НО II III Н A both I and II Ов. І oc there are no diastereomers СЕ III
Draw the last possible stereoisomer of the following compound and indicate which are enantiomers, diastereomers, or meso compounds. CH CH CH Н—С—ОН но—с—н но—с—н Н—с—Вг Н—с—Вr Br CH finish structure CH С—н с—н C D A В Diastereomers? Meso? Enantiomers? A A and B A and B A and C A and C В A and D C A and D B and C B and C B and D none of the above B and D C and D...
Question-5. Which one of the following alcohols is most acidic? ОН ОН ОН IV А. В. с. І || III IV
4. Circle out of the following which is not a reducing sugar? А. НОНС с. НОНС ОН. OCH3 H3CO НО ОН ОН ОН ОН D. В. НОН,С НОНС ОН ОН HO HO OCH ОН ОН OCH3 5. Provide the product of the following reaction Н. А. Н. -он Br2 , НО но -H pH = 6 НО -Н Но -H CH2OH