4. (12 marks) For each of the following reactions, predict the MAJOR product with correct stereochemistry...
4. (12 marks) For each of the following reactions, predict the MAJOR product with correct stereochemistry. 4. (12 marks) For each of the following reactions, predict the MAJOR product with correct stereochemistry. NaSCH3 CH3SH (b) - Se(CH3)2 DMF SelfH3)2, con "ayam HD M NaOH sH - hint: product has a S atom in a ring (d) ethanol fone come NaCN acetone CH3 ci+H 1 eq. NaN3 DMSO HOH CH3
4 (12 marks) For each of the following reactions, predict the MAJOR product with correct stereochemistry NaSCH: CH,SH Se(CH3)2, NaOH NaOH hint product basa Satominating OTS ethanol
4 (12 marks) For each of the following reactions, predict the MAJOR product with correct stereochemistry NaSCH: CH,SH Se(CH3)2, NaOH NaOH hint product basa Satominating OTS ethanol
(12 marks) For each of the following reactions, predict the MAJOR product with corre stereochemistry. (e) NACN acetone (f) CH3 -н 1 eq. NaNa DMSO -H OH н- CHз
Predict the product(s), both major and minor, of the following reactions. Indicate stereochemistry where appropriate. Br. H Nang g DMF OH H2PO4 OMS KOC(CH3)3 HOC(CH3)3
Predict the product(s), both major and minor, of the following reactions. Indicate stereochemistry where appropriate. КОНЕТОН OTs Ph н н а. Ph b. THF OMs NaOCH(CH3)2 с. Н НОСHCH)2
For the following reactions, predict the MAJOR product(s). If a pair of enantiomers is expected, draw both enantiomers. NaSH Cis-1-bromo-3-methylcyclohexane acetone OTs 1. NaI/acetone 2. NaCN/DMF CH3 NaCN H,с. Br CH3 Бшн.
Predict the major product expected with correct stereochemistry (if any) in each of the following reactions (8 points). H2N-OH heating (-20) 88 Ph PhyP-CHP THF Ph3P-CHCH2CH3 THF m-CPBA CH,C12 to TSOH (cat) HO OH
4. (15) Predict the major organic product, including any appropriate stereochemistry, for each of these reactions: NaSH H 2 Pi > 1) BH 3 2) NaOH, H202 n g hanisms to explain these transformations:
4. (6 pts) Predict the major product for the following reactions. Remember to indicate stereochemistry, when appropriate. Unless otherwise noted you may assume that each reagent is available in excess. If no reaction is expected, write NR. 1 H2O OTS NaSH ü Nash DMSO Br QB CH,OH CH3OH