
The principal product of this reaction is: I, II, III or IV? CHO НО- -Н I...
Question 2 Identify all D-monosaccharides below: CHO НЕОН НОН Н -ОН НОНЕН CHO НО. -Н НОН НО-НН НО. -Н НО -Н CH2OH ІІ H Н ОН 0= НО-Н НЕОН Н ОН CH2OH CHO Н- -ОН НОН НЕОН НО-Н НЕОН CH OH IV — о Н- НОНЕН Н- ОН НО-Н Н ОН НО НО- CH2OH Ео Н ОН -Н -Н Н. -ОН Н VI CH2OH H ОН 0 Н- НО. -Н НО -Н Н VII Н Нон 0= НЕОН НО-НН НО....
CHO CHO 5. CHO CHO ОН ОН НО НО ОН ОН НО НО. T ОН ОН ОН ОН СН2ОН СН2ОН CH2OH CH2OH І II III IV Two D-aldopentoses each give optically inactive alditols when treated with NaBH4. What are the structures of those aldopentoses? (A) I and II (B) II and III (C) III and IV (D) I and III (E) I and IV
3. Draw the products of the following reactions NaBHA CHO но -н НОЕн нон н он CH OH CHO Bra, H,0 но -н но -н нон нон CH2OH HIO4 CHO но -н но -н нон НЕОН CH2OH
3. What is the product of this reaction? i. m-CPBA ії. СН,ОН, Н Но 0ссонной СОН но О- b) 1 с) и а) 1 d) IV e) V
B) II C) III D) IV v 8. Provide the major organic product of the reaction below. CHE ICH,SOCI, pyr OH 2. NaOCH; 9. Provide the major organic product of the reaction below. HyCOH H2SO, A нс 1 ) + 14. Give the major product for the following reaction. н CH-CH-CH.CH heat он н сн,сн, cң, сен
24. Which of the structures are of the D configuration? 1 CHO I. CHO | III. CHO IV. HO H-C-OH H-C-OH HOC_H НО-С-н H–C-OH HO_C_H H-C-OH HOC_H CH CH CH CH,OH a. b. c. d. e. I and IV I and III I and II II and III II and IV 25. A compound, CH, NO, is hydrolyzed by strong acid, followed by neutralization to give C,H,O, and C,H.N. The CHN compound reacts with HNO, to give nitrogen gas. The...
9. Given the reaction condition, what is the product outcome, A-D? CHO CHO CHO CHO HO H H OH Н. -OH 1. HCN, NaCN H OH H OH H OH H OH 2. Hy/Lindlar cat. 3. HO CH2OH H OH H OH CH2OH CH2OH CH2OH (III) (II) A). (1) only B. (11) only C. (III) only D. both (11) and (III) 9. Given the reaction condition, write the structure of the final product. CHO H OH 1. Br2 H -OH...
Provide the product for the following reaction І. Br HOCH,CH,OH Mg/ether H2SO, Н,0° 2. H,0 но он ОН он IV он у Predict the product of the following synthesis. 1. Br2, H20 2. NaOH, HO 3. CH2OH, H+ OCH, н,со OCH, A B с OCH OCH OCH, D E Predict the product for the following reaction. OH Acid Catalyst + 25 °C O А D с B
1. MCPBA 2. H*, НО Но н. НО Н Н3СН-Синг СН-СН3 НОН » » » » mCH-CH, OH НО CH2CH3 H. Начин H3CH2COH H3CH, O I and III O II and III
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Use the Henderson–Hasselbalch (H-H) equation to answer
the following question:
Calculate the concentration of the glutamine anion when 0.50 M of glutamine is at a physiological pH of 7.4. The pka of the a-amine group is 9.13. (Answer in mm) Match the name with the structure for each of the D-aldoses. CHO CHO но CHO H он H Но H H ОН H он HOH H он CHO но -Н H ОН но...