Predict the MAJOR carbon-containing product(s) of each reaction. Show stereochemistry where applicable and draw out ALL stereoisomers that are formed as MAJOR products. Assume all reagents are in excess. i) LIAIH4 ii) H3O* H.
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- Predict the MAJOR product(s) of each reaction or sequence of reactions. Show stereochemistry where applicable and draw out ALL stereoisomers that are formed as MAJOR products. For those with more than one reaction, show ONLY the final product(s) after all steps listed are performed (intermediate products will not be graded). Assume all reagents are in excess. 1) PBr3 2) N3 OH 1) HBr 2) CH;00Draw a structural formula for the major product of the reaction shown. H3C Cl2 H3C H20 • Show product stereochemistry IF the reactant alkene has both carbons of the double bond within a ring. • Do not show stereochemistry in other cases. • If the reaction produces a racemic mixture, just draw one stereoisomer. opy aste ChemDoodleProvide the structure of the missing products or reactants. Show the relevant stereochemistry if necessary. H3C Br H₂O _SH [4© 1 product 2 products (2 isomers) ✓ OH + ?<
- Draw the alkene that would react with the reagent given to account for the product formed. ? + HCI My 3 You do not have to consider stereochemistry. • You do not have to explicitly draw H atoms. • In cases where there is more than one answer, just draw one. CH3 CH₂ CHOCH3 TT CI CH3 L ▼ {n [F ? ChemDoodleⓇProvide 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 МеDraw a structural formula for the major product of the reaction shown. H3C Cl2 H3C H20 Show product stereochemistry IF the reactant alkene has both carbons of the double bond within a ring. • Do not show stereochemistry in other cases. • If the reaction produces a racemic mixture, just draw one stereoisomer. opy aste - [F ChemDoodle Previous Nex
- A common alkene starting material is shown below. Predict the major product for each reaction. Use a dash or wedge bond to indicate the relative stereochemistry of substituents on asymmetric centers, where applicable. Ignore any inorganic byproducts Select to Draw H₂ Pd/C I I I I Select to Draw 1. Hg(OAc) 2, CH3OH 2. NaBH4, NaOH I I I I Ipredict the MAJOR product(s). Show stereochemistry where applicable and draw out ALL stereoisomers formed (as major products) in each reaction. State the mechanism(s) by which the major product(s) are formed (SN1, SN2, E1, and/or E2). Reagents are NOT present in excess.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.
- Consider a reaction where cis-but-2-ene is treated with a peroxy acid followed by OH- /H20. Draw the structure of one product that is formed in the reaction, including correct stereochemistry.Draw the structure for an alkene that gives the following reaction product. 1. Hg(OАc)2, Н2О ? -CHCH3 2. NABH4 ОН Ignore alkene stereochemistry. You do not have to explicitly draw H atoms. In cases where there is more than one answer, just draw one. Visited opy aste ChemDoodleDraw a structural formula for the major organic product of the reaction shown. If two major products are formed, draw both (structures only; no plus sign). Ignore stereochemistry. CH;CH2 CH2CH3 C=C HBr H H Marvin JS - Troubleshooting Marvin JS - Compatibility N S Marvin JS P CI ChemAxon Br TI +