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- 18en the folbwng sequence of reac ond what wo structure of compound AT D (CH,,CULI 2) H,0 HN-CH, H,0 Select one 2.Wnchufthfollewine.comectly represert eet the stepm the rechnsnetamad altalcardensation reactProvide the reactant for the following reaction? ow all stereochemical products if required. H₂ Pt Draw the two stereoisomeric products for the following halohydrin reaction. Cl₂ MeOHDraw the structures A, B and C for the reaction sequence below. Dehydration via an E1cb mechanism Michael Reaction Intramolecular Aldol Reaction A В КОН /ETOH / heat C КОН /ETOH КОН /ETOH
- Which carbonyl compounds do not undergo an aldol reaction when treated with OH in H2O?Enolates react with a B-unsaturated ketones to afford the 1,4-addition product. What is the expected product A for the following reaction sequence? NaOEt EtO OEt ELOHWhat is the major elimination product for the following reaction?
- What is the reactant that would give the following Aldol Condensation product? 01 0 | 0 ||| O IV OV H H تبار نہید لبد بد مبد IV :O: ة :0: :0: :O:What is the major product formed in the following reaction? 1) ВНз THF major product? 2) Н202, NaOH HO. 1) 2) OH OH 3) 4) HOHDraw the structure of the major aldol product (prior to possible dehydration) of the following reaction. CH3 CH3 H dilute NaOH 95% aq. ethanol, 0-5⁰ You do not have to consider stereochemistry. • If no reaction occurs, draw the organic starting material. O-Sn [F ? ChemDoodleⓇ
- 2. Draw a plausible mechanism for the following transformation: [H₂SO4] excess EtOH -H₂O EtO OEtO Predict the major product from the following intramolecular Aldol addition and its dehydration product. O K+ OH H₂O K+ -OH H₂O, heatDraw the major product(s) when the following molecule is reacted with excess NaOEt in EtOH, followed by aqueous acidic work-up. CH;CH,OĊCH(CH,)¿COCH,CH3 CHa