5. (6 pts) Predict the SN2 substitution products, indicate stereochemistry as appropriate. NaCN +CHy __KSH acetonitrile...
41.109 pts. Give the substitution product/s for the following reactions, Show stereochemistry. CN NaCN ^ y en SN2 thabri OH CH, OH SNI 643 C. CHE NaSCH, Br- H CH.CH SN2 ist + Nasrl E H₂ CH3
5. (10 pts) Predict the major product (including stereochemistry if important) of each of these substitution reactions. Indicate whether Sn1 or Sn2. Сндон 15°C Br Br O CH CHEST CH,CHSH 60°C
Provide missing reactants or products: 6. Provide missing reactants or products and indicate stereochemistry where appropriate 60 pts | Mi NaO, C. 11,0 I NH2 1. NaN, 2. Brat 3. H,0" Cht H₂C=CH₂ 1. Eers CH, 2. Ag 0,11,0, Ileat (CIICO), Pyridine HNO, KCNCIN
hemistry and stereochemistry when Exhibit 8-6 Prodict the products of each reaction below. Indicate regioc CHy Pd CHy áne 1.Os0 с с CHj 6. 1.01, CH Cl 2. Zn, HOAc CH3 Hyo 8. heat (polymer segment
-OH 5. For the reactions below: a. (10 pts) Predict all products and circle the major product if more than product can be made. Remember to indicate correct stereochemistry of your products for full credit: NaCN CH3CH,CH OH b. (3 pts) In any of your elimination products for the reactions above label whether they are Zaitsev or Hoffman
In the substitution reactions below, draw the major product in the box provided and indicate in the small box whether the reaction is SN1, SN2, or neither. Be sure to show all stereochemistry. If more than one enantiomer is produced, write "+Enant" in the box with the product. [10] Product SN1/SN2/Neither NaCN Br DMSO NaOEt EtOH Br NaOMe MeOH NaOH Expensive Acetonitrile CH,Br DMF Nat
For the following substitution reactions predict the products showing stereochemistry only if is of relevance. Also comment on what type of reaction: Sn1 or Sn2. Finally is the starting material and product optically active or inactive? Explain. CH3CH2CH3 НО HBr CH-Br НЫС
4. (6 pts) Predict the major product for the following reactions. Remember to indicate stereochemistry, when appropriate. Unless otherwise noted you may assume that each reagent is available in excess. If no reaction is expected, write NR. 1 H2O OTS NaSH ü Nash DMSO Br QB CH,OH CH3OH
6. Determine the mechanism of nucleophilic substitution for each reaction and indicate the stereochemistry of the products. (in WORDS - DON'T DRAW DRAW PRODUCT BUT NOT Stereochemistry A. Br Brt + CN-acetons B. Br or n + CH₃OH Hochz - + OCHCH DME> c. 7. Label each stereogenic center as Rors A. a c. HO B ...oh OH NH 8. How is each compound related to the first compound D-erythrose (A+B) Oh. HK CH OH 04 I CH -04 D-erythrose...
17. Draw the structure of the major organic product(s) for each of the following reactions. Indicate stereochemistry when appropriate. C(CH3)3 NASH Br (S)-2-bromononane - acetonitrile KOH CH,OH NaCN HE Br Acetonitrile C2H5 H, Br NaOH Acetone excess HBr ROOR HC1 + Br Na o DMSO