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Use the Henderson–Hasselbalch (H-H) equation to answer the following question:
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Please show all work. Will rate high! Use the Henderson–Hasselbalch (H-H) equation to answer the following...
What is the identify of compound A and B? D-allose L-allose D-altrose L-altrose D-arabinose L-arabinose D-erythrose L-erythrose D-erythrulose L-erythrulose D-fructose L-fructose D-galactose L-galactose D-glucose L-glucose D-glyceraldehyde L-glyceraldehyde D-gulose L-gulose D-idose L-idose D‐lyxose L‐lyxose D-mannose L-mannose D‐psicose L‐psicose D-ribose L-ribose D-ribulose L-ribulose D-sorbose L-sorbose D-tagatose L-tagatose D-talose L-talose D-threose L-threose D‐xylose L‐xylose D-xylulose L-xylulose None of the above What is the identify of compound A? CH2OH HO OH OH OH Compound A
1) SHOW WORK STEP By STEP below is Figure 7-3 Recognizing Epimers Using Figure 7-3, identify the epimers of (a) D-allose, (b) D-gulose, and (c) D-ribose at C-2, C-3, and C-4. Answer Epimers differ by the configuration about only one carbon. (a) D-altrose (C-2), D-glucose (C-3), D-gulose (C-4) (b) D-idose (C-2), D-galactose (C-3), D-allose (C-4) (c) D-arabinose (C-2), D-xylose (C-3) (a) D-Aldoses Three carbons Four carbons Five carbons но не HO -OH н-с-он CH, OH D-Glyceraldehyde но-с-н H-C-OH снион D-Threose...
14. Consider some of the 16 different stereoisomers of the following sugar: CHO ÇHO сно CHO CHO H OH HOHH OHHO+ HH OH H-OH нон HO+H HOTH Антон H OH нон H +OHH OHHO+H H-OH H+OH Антон нон нтон снуон CH OH CHO CHOH CHOH D-allose D-aitrose D-glucose D-mannose D-gulose - 140 +33° +53 +14° -20° CHO HO+ HO+H HO+H HO- H CHOH L-allose CHO CHO сно CHO H+H HOH OH OH HO- H нон нон нонн HO+H Нонн нонн...
Que. 9) What is the major organic product obtained from the following reaction? H2SO4 o OH OH OH c. 3 d. 4 Que. 10) What is the relationship between D-erythrose and D-threose? CHO CHO HOH HOH H OH OH CHOH CH,OH D-Erythrose D-Threose a. constitutional isomers b. enantiomers c. diastereomers d. tautomers Que. 11) What is the relationship between D-ribose and D-xylose? CHO CHO І н он н -он нон нон н -он н -он І І CH OH Сн,он...
Name the following aldoses. (Include in the names the stereochemical designation D or L and, where appropriate, the configuration of the anomeric carbon, alpha or beta. This question is case-sensitive, so capitalize only the D or L.) ball & stick labels ball & stick labels The following model is that of an aldopentose: ball & stick - + labels Draw the alpha anomer of the sugar in its furanose form. • Use the wedge/hash bond tools to indicate stereochemistry where...
Please show all work! Will rate high 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) Sort the names of each amino acid in this peptide from the N-terminus (top) to the C-terminus. NH HN-C HN-CH, HC-CH H. 0 -NH HC-CH, HN NH 0 o HC-CH, HN но-с NH, H.C HO-CH 0 0 H CH, CH, 0 NH O...
Answer all please! Thank you in advance. Many of the condensations we have studied are reversible. The reverse reactions are often given the prefix retro-, the Latin word meaning "backward." Propose mechanisms to account for the following reactions 22-76 CH H CH CH3 н* (b) (а) CH С- (сн), —сно CH ОН (retro-aldol and further condensation) но. (retro-aldol) CH OH (d) "ОСн, CH OН OH H,C-CH-CN СООCH (retro-Michael) (retro-aldol and crossed Claisen)
1. Which of the following is an aldohexose? 2. Which of the following is a cetopentose? 3. Which of the following best describes the relationship between D-glucose and D-fructose? 4. Which of the following is (are) L-alfohexose(s)? 5. Which of the following aldohexose(s) is (are) dextrorotatory? 6. How many stereoisomers are possible for L-galactose? Draw or look for its structure. 7. Which of the following conpounds is a pair of enantiomers? 8. Draw the fisher projection for L-sedoheptulose and also...
18. Which of the following compound(s) would undergo mutarotation in aqueous solution? 19. Draw the chair conformation of a-D-galactopyranose. 20. Which of the following compound(s) is a glycoside? 21. Provide the reagents neccesary to carry out the following conversion. 22. Predict the product(s) for the following reaction. 23. D-glucose & D-galactose are ______epimers of each other. 24. Predict the product(s) for the following reaction. 25. Which of the following compound(s) would produce D-glucose and D-mannose when treated with HCN followed...
Please complete for Tuesday, we will go through the questions and mark them in class. pg 156 - 4.23, 4.24, 4.26 pg 170 - 4.29, 4.31, pg 171-4.36 pg 175 - 4.59 pg 176- 4.74, 4.75, 4.80 pg 177-4.81, 4.82 pg 188- 5.1, 5.4, 5.5, 5.6, 5.11 - Using Table 5.1 pg 198-5.22, 5.25 pg 203 - 5.29 pg 206 - 5.37 pg 209 - 5.39 pg 2.14 5.61 pg 235-6.11, 6.14, 6.16 156 CHAPTER 4 Introduction to Organic Compounds...