Predict the major product of each of the following reactions, showing relative stereochemistry using hashed or...
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
1. [6 points] Predict the major product/s of the following reactions. Indicate stereochemistry using dashed and wedged bonds where appropriate 1. BH2 and THF 2. NaOH and H202 H30 H20 CI H20
suggest the major product(s) for the following reactions. specify the stereochemistry clearly and write "racemic" for a racemic product. Br КОН heat BH3, THF NaOH, H2O2 NaN3 DMSO Br HCI SOH HBr
Predict the major product(s) of the following reactions. Show stereochemistry where appropriate. 3 CO3H i) OsO4 H ii) NaHSO3, H2O CHC13, KOH any cha, kot i) BH3, THF CECH 11) H2O2, NaOH Li NH (liquid) cm X Ft, H/HO (vii) Two Markovnikov products Draw the structure of alkene for each of the following reactions. OH i) BH, THF 11) H202, NaOH 1) Hg(OAc)2, H20 ii) NaBH4 1) 03 ii) Zn/H Styrene undergoes propagation to give polystyrene. Showing electron-flow using half-headed...
4. Predict the major product of the following reactions. OCH3 excess NaOH excess Br2 a) 1.excess NaOH TBSO excess Br2 2. H30+, dilute, cold 3. SOCl2, py 4. H2N -OCH3 Н3СО Г OY 1. Br2, OH 2. NaSCH2CH3 LIN = LDA, THF, -78°C 1. le 2. To 3. 03 4. H2O2, NaOH, H20 OH, DCC
12. What is the product? Pay attention to stereochemistry Cl2 H20 13. Predict the product of these reactions: 1)BH, THF 2) H2O2-OH H.SO H20
1. Predict the major organic product for each of the following reactions. Be sure to clearly indicate the proper stereochemical relationships between groups (if appropriate), and write the word "racemic” under any compound that is formed as a racemic mixture. B12 Ph Ph H20 H2 Pd/C OSO4 CH3 NMO H3C 1) Hg(OAC)2, H20 2) NaBH4, aq. NaOH CH3 812 CCl4 now any resposta Hac 1) BH3, THE 2) H2O2, aq. NaOH
Predict the major products of the following reactions. Include stereochemistry where applicable.(a) 1-methylcycloheptene + BH3 · THF, then H2O2, OH−(b) trans-4,4-dimethylpent-2-ene + BH3 · THF, then H2O2, OH−
3. Identify (draw the structure showing stereochemistry where required) ALL of the missing reactant, reagents, or major product to complete the following transformations. CH2l2, Zn(Cu) Br Biz excess H20 Тон Hz. Pd/C ether o - - HCI H2O NaOH H₂O Excess 1. Hg(OAc), H20 2. NaBH4 HBT CH,C12 Excess 1. BH, THF 2. H2O2, H20
3) What are the major products, AE to AU produced in the following reactions? Where it states stereochemistry, dashes and wedges must be used to show stereochemistry. Note: for some reaction enantiomers are formed. 17 Marks One mark for each correct product. Must show stereochemistry and all products for full mark. 1. Hg(OAc)H,0 2. NaBH4 1. BH-THF 2. NaOH/H2O2 conc. HB 1. Nah 2. Br heat AK AF AE K CrO; H2SO4 ZnCI HCI РСС, CH2Cl2 Cro 1. NaOH 2....