What is the starting material for the following reaction: Zn/H,O* H3C H3C CH3 CH3 CH3 H3C H3C H3C H3C H3C CH3 H3C H. H3C CH3 A C D O A B

Identify the product(s) expected from the following reaction. Only A. F Only B. Only C. F F F O=S=O O=S=O O=s=0 -S-OH -S-OH concentrated fuming H₂SO4 -S-OH ? O A and B O A and C O B and C O There is no reaction under these conditions, or the correct product is not listed here.

12. Give the starting materials or products (whatever is missing) for the following reactions: a. CH3C(CH2)3CCH3 b. 12 b. || NaOH(aq) heat OH- heat H2/Pd-C CH3CH2CH2CHCHO CH3 A Grignard reagent that is a key intermediate in the industrial synthesis of vitamin A can be prepared in the following way: 1. liq NH3 H3O+ 2 C2H5MgBr A (CHO) B HO C (C6H6Mg2Br₂O) Li 2. NH

None

the product for the following reaction:

Identify the starting material for the following reaction

What is the major product of the following reaction? NO₂ O₂N- O₂N- OCH3 CI O O Multiple Choice NaOCH3 CI H,CO- IV II NO₂ CI O₂N- NO₂ -CI O₂N- OCH3 IV NO₂ -OCH3

Choose the best reagents to complete the following reaction. 1. DIBAL-H, -78 °C 2. H₂O ด 'H 1. LIAI(OR)3H, -78 °C A 2. H2O 1. excess LiAlH4 B 2. H₂O 1. DIBAL-H, -78 °C с 2. H₂O 1. NaBH4 D 2. H₂O Ш 1. NaCNBH3 2. H₂O

None

What is the best product? CH,MgBr H,O* H3C OH NH2 NH CHs HO. Br H3C H3C- H3C A C E O B O A O E OD