Draw the neutral organic product for the reaction shown. Show stereochemistry clearly. Erase Select Draw Rings More H. 1. 2 Li, C2H5NH2, –78 °C 2. NH,CI

Select to Draw

2. Provide a complete curved-arrow mechanism for each of the following reactions and predict the product(s). Be sure to indicate stereochemistry for all the intermediates and product(s). a. HO. Cl₂ 1. Hg(OAc)2, MeOH 2. NaBH4 Note: you only need to provide the mechanism up to the first step.

Which Grignards would be required to complete the following reactions? Use condensed formula for your answers eg. CH3CH2CH2MGB.. If there is no viable Grignard write "NA". Reaction 1 = Reaction 2 = Reaction 3 = 1. [1] 2. H, H20 1. [2] 2-heptanone OH 2. H", H2O 1. [3] 2. H", H20 2-butanone

Determine the major organic product for the reaction scheme shown. e Br 1.2 Li, Et₂O 2. CH3COCH₂CH3 3. H3O* OH K

III. Predict the major product(s) or fill in the reagent(s) for the following reactions. If there is no reaction write NR. Show the correct stereochemistry when needed!! HBr (2 equiv.) 1) MCPBA 2) MEONA, MEOH 1) NANH 2) EtBr 3) HSO4, HO 5

Draw the structure of the product of this reaction. CH3 .-H КОН E2 elimination product Br Use the wedge/hash bond tools to indicate stereochemistry where it exists. If there are alternative structures, draw the most stable one. If no reaction occurs, draw the organic starting material. P opy aste +) „CH3 Previous Next ChemDoodle®

Hw.15.

Identify the indicated aspects and the principal organic product or products for each of the following reactions. If more than one product is formed, indicate the major product. Indicate stereochemistry wear appropriate.

In parts 1 and 2 draw the two organic products of this reaction, showing any nonzero formal charges. Then, in part 3 answer the question regarding purification of the reaction mixture. 1. Draw the product with the higher molecular weight here:  2. Draw the product with the lower molecular weight here: