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- What starting materials are needed to synthesize each azo compounds O2N H2N- -N=N- CI но -N=N- -CH3 I0 Fill in the reagent or starting material needed or product in each reaction a) CgH;CH;CH;CH2Br CGH;CH;CH;CH¿NH2 b) C,H;CH;CH;CH2CONH, CH,CH;CH;CH;NH2 HCI P-CH;C,H4NH2 NANO2 P-CH;C,H&NH2 HCI/H;0 P-CH3C,H4NH2 CH;COCIProvide the structure of the product(s) with stereochemisty if appropriate. If multiple products indicate major product or if products are formed in equal amounts. If there is no reaction expected explain why. (a) OH HIO4 (the protecting group is remained) CHO H HOH2C OH (b) CHO -ОН NaCN # HO -H H -OH CH₂OH (c) CHO HO- -H HO -H NH₂OH 張一 H -OH H -OH CH₂OH i) Ba(OH)2 ii) MeOH, H₂SO4 NaOAc Ac₂0 NaOMe MeOHa Draw the structure of the intermediate (I) for the reaction below. Hg(O2CCH3)2 NaBH4 Product CH;OH H3C • Use the wedge/hash bond tools to indicate stereochemistry where it exists. If the reaction produces a racemic mixture, just drawv one stereoisomer.
- Provide the structure of the organic products(s), which result in the reaction below. (Hint: it's a substitution product; show stereochemistry joll| CI CH3 Br CH3CH₂OH CNa) Provide a mechanism that accounts for the product formed in the following reaction. OH CH H" ► 1-ethoxy-1-methyleyclohexane + CH,CH,OH b) Show the structure of the product(s) formed in the following reaction and write the mechanism for the reaction. OH CH + (CH;);COHPredict the product(s) for the following reaction. O ll + enantiomer I OI ||| OH O IV OH CN OH + enantiomer || 1. NaCN 2. H₂O CN "ОН + enantiomer ||| IV CN CN
- 4. What are the products obtained from the following elimination reaction? Indicate the major product. CH;CH2CCH3 H2O CI 5. a) Determine the major product that is formed when the alkyl halide reacts with a hydroxide ion in an elimination reaction. CH;CH,CH,CH,CCH3 Br b) For the major elimination product obtained in 5a), which stereoisomer (cis or trans) is obtained in greater yield? Draw the two isomers and provide the names of the compounds.The major product of the following reaction is: CH;CH2S¯ Na + CH,CHCH,CH,Br DMSO CH, CH;CHCH=CH, CH; CH;C=CHCH3 CH, CH;CHCH,CH,SCH;CH3 CH, I II IIIProvide the structure of the product(s) with stereochemisty if appropriate. If multiple products indicate major product or if products are formed in equal amounts. If there is no reaction expected explain why. NaBH3CN `N then H30* work up `NH2 ВГz, NaOH, H2Cо mCPBA then heat •NMe2 Ме
- Formulate the products from the following reactions. PHNH,, CH3COOH Meo OMe heat EtO2C CH2 CO2ET i) CH;COOH H3C H2N CH3 ii) [0]Give the final major product from the following reaction. H₂O CH₂OH major product? Give the final major product from the following reaction. (CH₂)3COOH OSOA 1-BUOH, OH major product?1. Identify the products of the following transformations. Br HCI CH; H;C-c=CH, 1. BH3 2. HO, H;0,, H,0 H*, H;O Br2 H,O