Predict product (b) HCS H2 O Lindlars catalyst HzĆ (c) NBS Eto H₃C (d) H₃c 1....
Question 1 Predict the product(s) of each reaction below. Indicate regiochemistry and stereochemistry when relevant. Mechanisms are not required. (a) F3C 7 HBr [2 marks] (b) HCS H2 Lindlars catalyst H3C [2 marks] NBS Eto H₃C [2 marks] (d) HC 1. BHz 13 2. H2O2/NaOH CH3 [2 marks] Eto Br-CH2CH3 H₃ C CH3 [2 marks] [Total for question 1 = 10 marks]
*b. CN O TSCI, pyridine oh Teci, pyridine -OH cd* H2, Lindlar catalyst CA H3C-CEC-CH3 1 equiv HI * och Teade + HOCH order + HOC 2 products NaH *. HOCHCHBr *g.LA BH3 + OH POCl3, pyridine Ocach 2 -CEC-H 1. BH3 2. H2O2, OH
NET Ι Ι 1. O 2 NaOH (2 equivalents) 2. (H3C) MCPBA 15 13 NBS light or ROOR 1. BH3 2. H,O, NaOH 16 1. OsO4 2. H2O HBr, ROOR 20 H2 {Pd) 17 Bre, hv 19
Predict the major product(s) from the following
reactions:
CH3 CH₃ H₃C H₂ ? -CH₃ CH3 НАС 1. BH3-THF 2. H2O2, NaOH ? CH3 Brz CH3 CH2OH
1. Predict the major organic product for each of the following reactions. Be sure to clearly indicate the proper stereochemical relationships between groups (if appropriate), and write the word "racemic” under any compound that is formed as a racemic mixture. B12 Ph Ph H20 H2 Pd/C OSO4 CH3 NMO H3C 1) Hg(OAC)2, H20 2) NaBH4, aq. NaOH CH3 812 CCl4 now any resposta Hac 1) BH3, THE 2) H2O2, aq. NaOH
Starting materials Eo ho la Eto V OEt H3C Et k. NaOH, H20 1.HCI, H2O, heat Reagents a. CH3Br f. Eto Na b. CH3CH2Br g. SOCI C. CH3CH2CH2Br h. NH3 d. (CH3)2CHBO i. CH3NH2 e. CH2CH2CH(Br)CH3 j. NH(CH3)2 Compound 1: 1fcfclgi Compound 2: 2fafbkl
Problem #1 Predict the major product(s) from the following reactions: 1.03 2. DMS CHE H3C 1. CH2CO3H 2. H30* CHE CH3 cat. OsO4 t-BuOOH CH KMnO4 CH3 cold CH3 CH₃ H₃C H₂ ? -CH₃ CH3 НАС 1. BH3-THF 2. H2O2, NaOH ? CH3 Brz CH3 CH2OH
Predict the major product.
predict the major products
CH3 H₂ la f) HzCYCH 1. BH3-THF 2. H2O2, NaOH ? CH3 Br2 CH2OH
, The reagents needed to convert 2-butyne to frans-2-butene are A) H2 and Pt/C B) H/Lindlar's catalyst C) L/NH D) Ca/NHs E) H2,LİNH3 For questions 15 through 17, identify the major product for each of the reactions. 15. 2 Br2 H-CH, ether Br CH s B) HC c) A) HyC Br Br. Br CH Br CH3 E) H D) HC 16. 1. BH,/THF он A) он он E) D) 1. NaNH/THF 2. CH,Br B) A) Page 13 of 15 HjC
Which is the correct product for the following reaction?
Which is the correct major monobromination product for the
following reaction?
9) Which is the correct product for the following reaction? (1 mark) H CH2CH3 H- Br H ci+H. + NaNz (excess) DMSO Í I CH2CH3 HEN H- H N3+H " CHCH HEN3 CH2CH3 HH AN3 CH2CH3 H Br HH HNz HTH CH2CH3 NgH HTH HEN CH CH3 CH3 CH3 CH3 CH3 10) Which is the correct major monobromination product for...