


4). Predict the major product for the following reactions. ОН 1) SOBr2 2) NaOH, H2O 3)...
write a major product for each of the following reaction,
indicate appropriate stereochemistry
.ОН 1. HBr (d) 2. NaOCH3, CH30H, A 3. O3, CH2C12, -78 °C;(CH3)2S erem 1. SOBr2 N (e) OH 2. (CH3)3COK, (CH3)3COH 3. Br2, CCI4 4. x's NaNH2; H2O 5. HgSO4, H2SO4, H20
1. Predict the major product for the reactions shown below; pick any 5: HO xs CHal Ag20 NaOEt EtOH, Δ -H2O HO но он 0 он H2SO4 H20, A heat 1) PhMgBr 1) NaOH, Br2 2) 5% HCI 2)H3O+, Δ OEt 1) PPh3 3) KOtBu 2) O 1) NaOH on. Br 2) O o
1. Predict the major product for the reactions shown below; pick any 5: HO xs CHal Ag20 NaOEt EtOH, Δ -H2O HO но он 0 он...
2. Predict the major organic product(s) of the
reactions below. Assume 1 equivalent of reagent unless otherwise
stated, it's a solvent, or an oxidizing/reducing agent. Do consider
stereochemistry and regioselectivity.
2. Predict the major organic product(s) of the reactions below. Assume 1 equivalent of reagent unless otherwise stated, it's a solvent, or an oxidizing/reducing agent. Do consider stereochemistry and regioselectivity. (3 points each; 15 points total) A. Me 1. HNO3 2. O3 3. DMS 1. mCPBA, DCM (1 equiv) 2....
4. Predict the major product of the following reactions. CHA excess NaOH excess Br2 1.excess NaOH TBSON excess Bra 2. H30+, dilute, cold 3. SOCI py 4, HN OCH3 H3CO 1. Bry_ OH 2. NaSCH2CH3 LIN =LDA, THF, -78°C 1. 2. To 3. Og 4.H2O2, NaOH, H2O 5. OH, DCC
20. What would be the final product Y? ОН H2SO CHCI NaOH, H2O 21. Predict the major product for the following reaction. HCI
Question 31 (4 points) Predict the major product for the following reaction. ОН Na2Cr207 1) PBr;, Br, H2SO4, H2O 2) H2O OH Br OH بل Br Br O
4. Predict the major product in the following reactions. relationship between: Lindlar cat. A and C i. m-CPBA H2 CH3 ii. H30* H2O Ph A B and D H2SO4 i. m-CPBA Ph CH3 heat ii. H30* H2O OH
4. Predict the major product in the following reactions. relationship between: Lindlar cat. A and C i. m-CPBA H2 CH3 ii. H30* H2O Ph A B and D H2SO4 i. m-CPBA Ph CH3 heat ii. H30* H2O OH
Predict the major organic product
or products of each of the following reactions:
Identify the mechanism
taking place in each of the reactions and please provide
explanation.
H2SO4 a) (CHỊ) CH CH=CH, HO Hg(OAc)2 NaBH4 b) (CH3)2CH CH=CH2 H2O BH3: THE H2O2, NaOH c) (CH3),CH CH=CH2 H2SO4, H2O d) CHCECH HgSO4 HZ/Ni f) + Cl2 + H2O g) Cold KMnO4 dilute h) 1. CH CO-OH 2. Hz0 Br2 i) CC14
What is the major organic product obtained from the following sequence of reactions? 1. NaOH, H2O 1. NaOCH CHg 1. NaOCH2CH3 2. HO HOCH CH2OH CH3CH2OH CH3CH2OH 3.A H2SO4 OCH CH3 2. CH3CH2CH2Br 2. CH3| 3. H30* 3. H30* 0000 Nm
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