


member that the lobby will close late afternoon. (25 pts.) Predict the product(s) for the following...
3. Predict the majoe product(s) for the following reactions. Show the stereochemistry of the product(s) when applicable. HCI (1) Hg(OAc)2 (2) NaBH4 (1) BH3 THF (2) H202. OH Br, Br2. H20 Pt (I) CH3CO3H (2) H,O+ (2) DMS HBr ROOR
Predict the major product(s) of the following reactions. Show stereochemistry where appropriate. (i) -COH На (i) Pd/C OsO4 NaHSO3, H20 н СHC1, КОН (iv) i) ВН, THF CECH in) H,О, NaOH Li, NH3 (liquid) (vi) XX H/H20 (vii) Two Markovnikov products Draw the structure of alkene for each of the following reactions. он BH3, THF i)H202 NaOH он )Hg(OAc)2 H20 i)NaBH (iii CH O i) Zn/H +
1) Determine the major product(s) of the following reactions. Show all appropriate stereochemistry. HCI Br2 1) BH3 w o dd 2) H202, NaOH (aq) Br2, H20
Draw the structure of the major principal organic product in
each of the following reactions. Include correct relative
stereochemistry. You don’t need to draw both enantiomers.
NaOH BH3 THF H202, H20 HgSO4 H2SO4 H20 heat 1 mol Br2 LiBr HOAc
Predict the Product. (5 pts each; 20 pts TOTAL) Provide the stable organic product(s) that would result for each reaction below. Label the product formed in highest yield as “major" and include stereochemistry whenever appropriate. H20 (1 equiv.) HCI (catalytic) OH THF 65°C MgBr (2 equiv) 1-hydroxybutan-2-one Et20 25 °C Br2 (1 equiv.) benzene 80 °C UV light 2. NaOH H2O - THE 50 °C PCC 3. CH2Cl2 (1 equiv.) HCI (catalytic) benzaldehyde THF 65 °C mol. sieves
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
s) Predict the principal organic product(s) in each of the following reactions. Draw the correct stereoisom wherever applicable (Structures with incomplete/wrong stereochemistry will not be accepted!!). CH₃ Clz Br2 Н,0 CCIA 1) BH3. THE 2) H2Oz/NaOH 1) O₃ 2) (CH3)2S МСРВА MCPECIES CH2Cl2 OsO4 NMO 1) МСРВА 2) H2O/H30* Hoy for Hos 1) Brz/H20 2) NaOH 1) Hg(OAC)2, H2O/THF 2) NaBHA = 1) O₃ 2) H20 340 H2SO4 HgSO4 2 Brz CCIA 2 HCI 26. pts) Listed below is information...
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
predict the product(s) for the following reactions.
Indicate proper stereochemistry when needed. if more than one
stereoisomer forms, draw each one separately.
H2 Pd-C m-CPBA CH2CI NaBH4 CH3OH 1) NaH 2) CH3Br 3) H2 / Lindlar catalyst
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...