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Name: Wittig Post Lab Questions TA Name: Section: 1....
TA Name: Student Name Fischer Esterification Post-Lab Questions: 3. Provide the appropriate starting materials and reagents...
TA Name: Student Name Fischer Esterification Post-Lab Questions: 3. Provide the appropriate starting materials and reagents needed to form the following compounds via a Fischer esterification: a. 3-ethyl-2-methylpentyl 3-methylhexanoate b. (2-methylcyclopentyl)methyl 2,4-dimethylpentanoate SSSSSSSSSSSSSSSSSSSSETITIITTITTIERRARI 4. Explain how concentrated sulfuric acid catalyzes the Fischer esterification reaction? Use reactive intermediate structures to explain your reasoning in detail: Page 109
please help in all sections asap!!!! Which of the following reagent(s) could not be used to...
please help in all sections asap!!!!
Which of the following reagent(s) could not be used to carry out the following transformation? HSCH2CH2SH, BFy; then Raney NI (H) 1. NH NH/H"; 2. KOH/H20/heat LAH, ether Zn(Hg), HCI Predict the product for the following reaction. О, Н excess 1. NH2NH2/H 2. KOH/ H2O/A NNH2 HO. Η ΝΗΝΗΣ NH2 CH OH CH CH HOCHNHNH OH NH2 NNH2 IN V We were unable to transcribe this imagePredict the product(s) for the following reaction. NaOH...
Name: IR Spectroscopy Post Lab Questions TA Name: Section: FRIDAY SECTIONS ONLY: Draw the structure that...
Name: IR Spectroscopy Post Lab Questions TA Name: Section: FRIDAY SECTIONS ONLY: Draw the structure that gives the NMR below, The compound has the molecular formula, CH14O. Signal at 2.56 (septet, 1H), 2.40 (triplet, 2H), 1.80 (sextet, 2H), 1.04 (doublet, 6H) and 0.93 (triplet 3H). IR shows strong band at 1710 cm1 (in addition to others). Make sure to indicate (label) which hydrogen gives which signal. 2 PPM 3
could someone answer these 3 review questions? 1. What will be the product of the following...
could someone answer these 3 review questions?
1. What will be the product of the following synthesis? ? Qo. Br 1. PPh 2. Bu 3. HB 4. Mg 5 A 1. LIAIH 2 H.O. 2 6. H20, H B ag A) c B) OH D C) E none of the above OH D) E) none of the above 2. What will be the set of reagents necessary for the following transformation? + ? A. NH2NH2, H2O, KOH B. LiAID, D20...
could someone please help me out in organic chemistry? Last Name- - First Same 1. Write...
could someone please help me out in organic chemistry?
Last Name- - First Same 1. Write the products of the following reactions. If there is no reaction write NR (30 points). a) CHCH.CH-Br + 2Li => "X" +LiBr: X=? C) 2 "X" + Cul Lil + "Y": Y- S and water d) (U) Y + 2. Starting from CH CH Br and diisopropyl amine, describe how you would prepare lithium diisopropy! amide (LDA), LINR, where R=Isopropyl (5 points) 2. Starting...
Questions for the lab: 1. Give a structure for each of the following formulas that show...
Questions for the lab: 1. Give a structure for each of the following formulas that show only one (1) peak in the proton NMR. a. CH&0 b. C110 2. How would you distinguish between each of the following compounds using H-NMR? a. O CH3 and Cl 12-C-OH methyl benzoate phenylacetic acid b. CH2-C-OH and H;C phenylacetic acid CH3 4-methylbenzoic acid ta c. CH3-C-CH3 and CH3-CH2-CH-??? 2-butanol ?? t-butyl alcohol and H3C CH3 1,4-dimethylbenzene 1,2-dimethylbenzene 3. Identify a compound, C,H2O, that...
Name:_ Post-Lab Questions You're the TA in an organic lab and the students are running a...
Name:_ Post-Lab Questions You're the TA in an organic lab and the students are running a column to separate the following compounds: methyl cinnamon trans-cinnamic acid HW 1. Student A calls you over and explains that after running his column and showing you the TLC of fractions 1-5 which only have one spot by UV. He combined these fractions, removed the solvent and took a melting point. He is worried something is wrong because he got 38°C and not 133°C....
Name:_ Post-Lab Questions You're the TA in an organic lab and the students are running a...
Name:_ Post-Lab Questions You're the TA in an organic lab and the students are running a column to separate the following compounds: methyl cinnamon trans-cinnamic acid HW 1. Student A calls you over and explains that after running his column and showing you the TLC of fractions 1-5 which only have one spot by UV. He combined these fractions, removed the solvent and took a melting point. He is worried something is wrong because he got 38°C and not 133°C....
Please use the spectroscopic data for butyl acetate to answer the following questions. 1. The molecularion...
Please use the spectroscopic data for butyl acetate to answer the following questions. 1. The molecularion of butyl acetate is unstable, and does not show in the mass spectrum. - The base peak in the mass spectrum is an ion with m/z = 43, which corresponds to an ion with an atomic composition of C2H30+: lonization i n lonization in CH0- C2H30* butyl acetate a positively charged radical m/z=43 gmentation (Loss of a butoxy radical) Draw a structure for this...
Answer the following Questions 1. What is the correct name for the following compound? I " (CHCHCHCO MẠCH, a. 2-met...
Answer the following Questions 1. What is the correct name for the following compound? I " (CHCHCHCO MẠCH, a. 2-methyl-4-hexanone bb. 5-methyl-3-hexanone c. 2-methyl-3-hexanone d. ethyl isopropyl ketonel. 2. Which of the following statements is incorrect regarding the compound propanal. a. The carbonyl carbon is sp-hybridized b. In solution propanal is in equilibrium with l-propen-1-ol cc. The carbonyl carbon is susceptible to electrophilic attack d. The carbonyl oxygen is readily protonated by a Bristed acid e. The carbonyl carbon is...
TA Name: Student Name Fischer Esterification Post-Lab Questions: 3. Provide the appropriate starting materials and reagents needed to form the following compounds via a Fischer esterification: a. 3-ethyl-2-methylpentyl 3-methylhexanoate b. (2-methylcyclopentyl)methyl 2,4-dimethylpentanoate SSSSSSSSSSSSSSSSSSSSETITIITTITTIERRARI 4. Explain how concentrated sulfuric acid catalyzes the Fischer esterification reaction? Use reactive intermediate structures to explain your reasoning in detail: Page 109
please help in all sections asap!!!!
Which of the following reagent(s) could not be used to carry out the following transformation? HSCH2CH2SH, BFy; then Raney NI (H) 1. NH NH/H"; 2. KOH/H20/heat LAH, ether Zn(Hg), HCI Predict the product for the following reaction. О, Н excess 1. NH2NH2/H 2. KOH/ H2O/A NNH2 HO. Η ΝΗΝΗΣ NH2 CH OH CH CH HOCHNHNH OH NH2 NNH2 IN V We were unable to transcribe this imagePredict the product(s) for the following reaction. NaOH...
Name: IR Spectroscopy Post Lab Questions TA Name: Section: FRIDAY SECTIONS ONLY: Draw the structure that gives the NMR below, The compound has the molecular formula, CH14O. Signal at 2.56 (septet, 1H), 2.40 (triplet, 2H), 1.80 (sextet, 2H), 1.04 (doublet, 6H) and 0.93 (triplet 3H). IR shows strong band at 1710 cm1 (in addition to others). Make sure to indicate (label) which hydrogen gives which signal. 2 PPM 3
could someone answer these 3 review questions?
1. What will be the product of the following synthesis? ? Qo. Br 1. PPh 2. Bu 3. HB 4. Mg 5 A 1. LIAIH 2 H.O. 2 6. H20, H B ag A) c B) OH D C) E none of the above OH D) E) none of the above 2. What will be the set of reagents necessary for the following transformation? + ? A. NH2NH2, H2O, KOH B. LiAID, D20...
could someone please help me out in organic chemistry?
Last Name- - First Same 1. Write the products of the following reactions. If there is no reaction write NR (30 points). a) CHCH.CH-Br + 2Li => "X" +LiBr: X=? C) 2 "X" + Cul Lil + "Y": Y- S and water d) (U) Y + 2. Starting from CH CH Br and diisopropyl amine, describe how you would prepare lithium diisopropy! amide (LDA), LINR, where R=Isopropyl (5 points) 2. Starting...
Questions for the lab: 1. Give a structure for each of the following formulas that show only one (1) peak in the proton NMR. a. CH&0 b. C110 2. How would you distinguish between each of the following compounds using H-NMR? a. O CH3 and Cl 12-C-OH methyl benzoate phenylacetic acid b. CH2-C-OH and H;C phenylacetic acid CH3 4-methylbenzoic acid ta c. CH3-C-CH3 and CH3-CH2-CH-??? 2-butanol ?? t-butyl alcohol and H3C CH3 1,4-dimethylbenzene 1,2-dimethylbenzene 3. Identify a compound, C,H2O, that...
Name:_ Post-Lab Questions You're the TA in an organic lab and the students are running a column to separate the following compounds: methyl cinnamon trans-cinnamic acid HW 1. Student A calls you over and explains that after running his column and showing you the TLC of fractions 1-5 which only have one spot by UV. He combined these fractions, removed the solvent and took a melting point. He is worried something is wrong because he got 38°C and not 133°C....
Name:_ Post-Lab Questions You're the TA in an organic lab and the students are running a column to separate the following compounds: methyl cinnamon trans-cinnamic acid HW 1. Student A calls you over and explains that after running his column and showing you the TLC of fractions 1-5 which only have one spot by UV. He combined these fractions, removed the solvent and took a melting point. He is worried something is wrong because he got 38°C and not 133°C....
Please use the spectroscopic data for butyl acetate to answer the following questions. 1. The molecularion of butyl acetate is unstable, and does not show in the mass spectrum. - The base peak in the mass spectrum is an ion with m/z = 43, which corresponds to an ion with an atomic composition of C2H30+: lonization i n lonization in CH0- C2H30* butyl acetate a positively charged radical m/z=43 gmentation (Loss of a butoxy radical) Draw a structure for this...
Answer the following Questions 1. What is the correct name for the following compound? I " (CHCHCHCO MẠCH, a. 2-methyl-4-hexanone bb. 5-methyl-3-hexanone c. 2-methyl-3-hexanone d. ethyl isopropyl ketonel. 2. Which of the following statements is incorrect regarding the compound propanal. a. The carbonyl carbon is sp-hybridized b. In solution propanal is in equilibrium with l-propen-1-ol cc. The carbonyl carbon is susceptible to electrophilic attack d. The carbonyl oxygen is readily protonated by a Bristed acid e. The carbonyl carbon is...
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