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- 2. a. b. d. C. oFor each reaction, draw the product(s) and circle the mechanism(s). Include "major be and “minor" when necessary. Stereochemistry must be included for stereoselective reaction "No reaction" is a possible answer. Br Br ts Br CI ta ха но Br CH3ONa CH₂OH KSH acetone Br₂ hv CH3OH NaCN DMSO ser nongaholds zid) no baard E2 E1 SN1 SN2 X. E2 E1 SN1 SN2 X. E2 E1 SN1 SN2 X. E2 E1 SN1 SN2 X• E2 E1 SN1 SN2 X• E2 E1 SN1 SN2 X.6. Complete reaction scheme below indicating reagents, catalysts and conditions, and side product trigil bezinslog si6101fon 290b 1l (b Senines levirba 6 gaubong nasamots gniwollot ads to doinW 01 sniowl (6 CH3 40 CH3 Scansgowi (d Ege nodie) ( nsgyxo (b NO₂ 19m02 2i gniwollet sits to mainW II HO6). What is the major product of the following reactions? (A) -? coon 1). NaOH in ErOH, then H,O+ 2). 1 eqiv. NaOEt 3). 1 equiv. CH3Br 4). H₂O*, Heat COOB (Intramolecular Claison) COOE (B) CH₂ COOH (D) CH₂ (E) CH3 CH₂
- SECTION 6: Show the mechanism of each reactions with arrows and intermediates form as in a. b. C. HBr Br₂ Cl₂, H₂O Br Br CI Br OH9) What is the major organic product of the following reaction? COOH 2 I. II. HOOC HOOC III. IV. A) I V. +HOCH₂CH₂OH B) II CH₂CH₂ CH₂CH₂0- CCH₂CH₂C COCH₂CH₂OC O=O R=0 C) III H ? COOH -COOH -OCH₂CH₂OH D) IV4. For the following, a) predict the product and b) using curved arrows to show electron movement, provide a reasonable mechanism for each reaction. CI CH3OH ??? (-HCI) CI H2N (-HCI) + ??? NH2
- Q2. Classify the following reactions to: 1. Wagner- Meerwein rearrangement 2. Pinacolic Rearrangement 3. Beckmann Rearrangement 4. Baeyer-Villiger Rearrangement 5. Wolff Rearrangement H,SO4 1. OH OH Ag(I) 2. NO NO OH H,SO4 NH 3. OH H;C, H,SO, + H,O H 4. H;C CH, CH3 HO H,SO4 5. OH OH NH,OH H,SO4 NH 6. A5. Using curved arrows please give the mechanism of this reaction, including any regioselectivity or stereoselectivity. P. HBr } DCM Br4. Provide a mechanism for Boc-deprotection IN N. TFA H₂N OH Дон OH R R
- What is the missing reagent in the reaction below? of of. cr CI Multiple Choice O LIAIH4. [2] H2O (1] CH2=CHLI, [2] H2O (1]) (CH2=CH)2CULİ, (2) H20 (1] DIBAL-H, (2] H204. Propose a sequence of steps to carry out the following conversion. а) TH. Но H. b) Brc. Snl reactions dominate under polar protic solvents. Increasing the polarity of the solvent will increase the rate of the reaction because the polar solvent will stabilize the dispersed charges on the transition state more than it will stabilize the neutral reactant. Label areas of ô* and & on the molecules of the transition state of the SN1 reaction below: Me Me Ме Me Me H20 Br -Br OH + НО \'H Et Et RDS Et H Et Et transition state not isolable carbocation intermediate not isolable