1 125 pls, 5 pts a Give the maior product following reactions indicating stereochemistry where appropriate...
Give the major product(s) (indicating stereochemistry where
appropriate) of each of the following reactions.
он a) 2. 3. H (any strong acid) 1. HBr(1 equiv) MgBr, then 20 2. Mg then H20 OH c) 2. MeMgBr, then H20 3. PBr3, pyridine 4. NaCN 1. HBr (2 equiv) 2. NaNH2 (2 equiv) d) 1. BH3 2. HOOH, NaOH 3. TsCI, pyridine 4. NaSH
Write all of the possible products for each of the following
reactions, indicating appropriate stereochemistry
My 3.(50 Points) Write all of the possible product(s) for each of the following reactions, indicating appropriate stereochemistry. ANY EIGHT ONLY 2. KMnO4 , Haso, , Δ 2. SOBr2 (e) CH3- CH-C-B 3. Zn, CH,cOOH 1. HBr 2. CH.COOH OCH 1. s0. conc HSO 2. cone HNOss conc HyS0, 3, NaOH(used), △ 2. conc HNOs, conc H.SO 1. 2 u 2. Cul 3. Br SO2CI....
Complete the following reactions with appropriate stereochemistry (18 pts). Circle the appropriate Stereochemistry and Regiochemistry where it is required Br NaOCHA, CH OH O3, H20, Na,SO3 C. NaOET, HOE 1. BH3 , THE CI Heat 2. H2O2, NaOH d.
Indicat II. REACTIONS: Give the MAJOR organic products of each of the following reactions. Stereochemistry where appropriate. [3 points cach] нусЗн H. CH CH,CH,OH H2SO NBS DMSO, HO " Học &H 1) NaOCH 2) H₃0 нс" н OH 1) TSCI, pyridine HD 2 0
VI. Reactions (21 pts) Provide the major product in the following reaction. If no reaction occurs, write "NR as the product. Show your work for each step!! Pay attention to Regiochemistry and Stereochemistry! TSCI EtyN 1. CHg-Br (xs) 2. Ag20, H20, A H-CI Et20 Sold lo no? NaBH CN a. NaNg, EtOH b. H20,4 OH 1. SOCI, pyridine 2. NaN, DMF 3. LIAIH, Et20
Give the major organic product
from each of the following reactions (including any appropriate
stereochemistry):
1. (10) Give the major organic product from each of the following reactions (including any appropriate stereochemistry): HBr H20 2 ) O 3 2) H 2O2 1) BH 3 2) NaOHH H20 2 CH ,OFH 3 heat CH3 Br NaOCH 3
22. Starting with 1-hexene, which synthetic pathway below gives 2-cyanohexane? CN ? (a) HSO. (cat), H20; then NaCN (b) HBr/peroxide; then NaCN (c) HBr; then NaCN (d) Bry/H_O; then NaCN 23. [9 pts) Write out a complete mechanism for the following transformation: Br CH,CH,OH You 24. (20 pts] Draw the major expected organic product(s) for each of the following reactions. Be sure to indicate stereochemistry when needed. 1) TSCI, Pyr 2) NaB Br HS 1) SOCI. pyridine 2) NaSH OH...
3. (3x10 = 30 points) Reactions. Give major product structure of following reactions. Indicates stereochemistry where appropriate. i. NaOEt EtO A) ii. H20* i. MeMgBr (excess) OMe ii. H2O AIBr3 i.NaH ii. Et! Ph3P=CHCH3
VI. Reactions (21 pts) Provide the major product in the following reaction. It as the product Show your work for each stepll Pay attentio Stereochemistry! Product in the following reaction. If no reaction occurs, write" NR stepll pay attention to Regiochemistry and TSCI ElyN 1. CHy-Br (xs) 2 A0,0,H,O, A H-CI E-G NaBH,CN a. NaNs, EtOH b. H20, он 1. SOCI, pyridine 2. NaN, DMF 3. LIAIH, EL 0
write a major product for each of the following reaction,
indicate appropriate stereochemistry
1.(CH3)3COK, (CH3)2COH 2. Brz, cena 2 3. x's NaNH2 ; H20 W 14. HgSO4, H2SO4, H2O ÇI 1. x's NaNH2; H20 * 2. k, NH3, CH3CH2OK 3. KMnO4 , H2SO4, 4 1. B2H, THF; NaOH(aq), H202 2. SOBrą, o 1. H2SO4, A OH 318 , NaNH2 4. H2, Lindlar catalyst 2. HBr, H202 3.(CH3)3COK, (CH3)3COH 4. R-COOH; H30°