Complete regio and steel chemistry 12. (20 pts) 12. (20 pts) lowing reaction with proper regio-...
1. PREDICT THE PRODUCT: Provide the structure of the major product expected from the following reactions or reaction sequences. Make sure you account for any regio- and/or stereochemistry! (24 pts.) H2O 1. Hg(OAC), CH, OH 2. NaBH H2SO4 H20 1) BH-THF 2) H202, KOH HBr Bry, H2O HBr ROOR 1. BH3-THF 2. H2O2, NaOH H20, H2SO4 1. NaNH2 H2 H-CEC-CH2 CH2 CH3 2. CH CH Br Lindlar cat 1. Sia BH-THF 2. H2O2, H2O
Ochem 2 ch 19-20 Chemistry 2320 Ch 19 and 20 - Carboxylic Acids and Derivatives (100 pts) & Provide the products for each of the following reaction sequences. P 2010 Na,Cro H SO, heat 1.) SOCI 2.) NHS pBrs NaCN H2SO (aq) OH heat HCMgBr H SO (aq) heat imine- not isolated H.SO (aq) PCC NaCN OH heat CH,Cl2 (solvent) NBS, hv 1.) Mg 2.) CO2 3.) H3O+ CH,OH Na Oro Huso, heat H2O(cat) -H2O H: C-P(ph)s PDC 1.) LAH...
17. Draw the major organic product(s) generated in the reaction below. Pay particular attention to regio- and stereochemical detail. CH,COH H3CHC CH2CH3 18. Which of the following steps would successfully complete the following reaction? OCH3 HO Стосны A. I only B. II & III GI & IV D.), II, & IV 1 1 ) Brz. 2) NaOCH II. 1) Hg(OAC). 2) NaBH4, 3) NaOCHE III. 1) B2, CH5OH, 2) NaH IV. 1) mCPBA, H. 2) Na°3) CHE! 19. Draw the...
3. For each pair of reactions, circle which you would expect to be faster (2 pts) and indicate why in around 20 words. a) i) CH3CH2CH2OH + HCl → CH CH CH CI + H2O ii) CHCH-CH2OH + HI – CHỊCH CHI + H2O OH + HBr + H₂O HOCH ) + HBr — Br., CH3 + H2O
This is for my organic chemistry homework. I don’t require an explanation for this, just the answer. I’m just trying to survive this class. I also have a term paper that I’m writing tonight. Whatever you can help me with is great, but please answer as much and as quickly as you can. It’s due tonight. Thanks. Write the answers for the following ON the Answer Sheet's given space 22. Predict the products or the reagents. (5 pts..... pt. each)...
Ochem 2 ch 19-20 Chemistry 2320 Ch 19 and 20-Carboxylic Acids and Derivatives (100 pts) Select the products and the reagents for the following sequence by writing the numbers of the products formed in the box and the letter of the reagents used over the arrows. The order of steps is important. Not all products or reagents will be used. 4. A. CH OH, H2SO, (cat) Number: OH Letter B. Na Cr O H2SO C. Br CO-CH C D. O...
answer the problem show the work write it out thanks CH-CHCH HBr R-O O-R FeBr 2. + Br2 heat 25°C So; conc. H2SO CH3 CI AICI H3C C- 4 CH 5. AICI CHC CI 6. 50-55°C HNO, + H,SO CH3 7. C2 heat or light CH CHCH, HBr 1.DIBAL-H, hexane, -78'C 9. CH C-OCH 2. H,0 CH3 10. light N-Br CC4 1. DIBAL-H, hexane N 2. H2O CH C 11. 1. LIAIH(O-t-Bu), -78°C 12. CH CH2C-Cl 2. H2O 12 Points...
Organic chemistry There are 20 questions, 5 points each. Complete the following reactions, fill the blanks for reactante conditions or products. CH3 HI CH3 H2, Pd/C 2. CH3 CH3 1.O 2. CH,SCH, C2 H3C-CEC-CH3 4 1 equivalent HBr, -80°C HCH2 write the main product only
2). Consider the following intramolecular S2 reaction. no ♡ + HI A) (5 pts) Use the table of Bond Dissociation Enthalpies (at the back of the exam) to calculate the approximate ΔΗπη. B) (3 pts) Is the reaction endothermic or exothermic? Why? C) (6 pts) Draw the Reaction Energy Coordinate Diagram. Label the axes, reactant(s), product(s), transition state(s), intermediate(s), activation energy, and reaction enthalpy. D) (3 pts) In regards to entropy, would you expect the reaction to be favorable, or...
Chemistry 2510 Name: 3. (24 pts) Complete the following reaction schemes. Be sure to draw complete molecules and indicate stereochemistry, where it is relevant. Draw all stereoisomers that form in each reaction. a) Ph3PCHOMe b) Pd on C. c) 4-5 00 H d) CHCls, t-BuOK 2)On.CHyeoシ 1) 03 e) 丫。 0 (2 equivalents) OH CH3OH cat. H2SO4 O +HO OCH3 но