Which mechanism(s) are the products of the following reaction formed by? ОН XOXOH. l + Br EtOH H₂O Select one alternative: SN1 and E1 mechanisms. SN1 and SN2 mechanisms. SN1, SN2, and E1 mechanisms. SN1, SN2, and E2 mechanisms. OEt O An addition/elimination mechanism. +
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- c. Snl reactions dominate under polar protic solvents. Increasing the polarity of the solvent will increase the rate of the reaction because the polar solvent will stabilize the dispersed charges on the transition state more than it will stabilize the neutral reactant. Label areas of ô* and & on the molecules of the transition state of the SN1 reaction below: Me Me Ме Me Me H20 Br -Br OH + НО \'H Et Et RDS Et H Et Et transition state not isolable carbocation intermediate not isolable17. Which of the following is a mechanism for an SN2 reaction? III. نعت a. I b. II c. III d. IV e. Both I & II LAM Br CN O + Br IV - Br + BrQ2. Write the step-by-step mechanism for the following reactions showing, initiation, propogation and atleast one termination rections. Br2 a) Br hv н Br Br2 b) hv D Br NaOH c) H2CCI2 CC2 NaCI H20 + + d) Br2 Br La Br. +
- 1. For the following reaction give the arrow pushing mechanism. OH se H₂N + SH PyBOP = 1.2 equiv. PyBOP 2 equiv. DIPEA EtOAc PF6 O HS HN HO HNProvide the mechanism and product(s) of the following reactions: O₂N. CI NaOH da /NH 1. KNH₂ 2. H₂O Br2, FeBr3 NaOMeNaNHCH,CH3 and 1-iodo-2,4-dimethylpentane are combined in a flask. Which mechanism(s) take place? O A. No reaction O B. SN2 О С. Е2 O D. SN1/E1
- Substitutions vs elimination. Pls help me identify the major products and the dominant mechanism. (SN1/SN2/E1/E2 or their combination)Determine the mechanism of nucleophilic substitution of each reaction and draw the products, including stereochemistr CH₂CH3 CI Br + CN d. + CH3COOH a. acetone + -OCH3 e. DMF f. b. C. ||||| a ||||| Br H Br CH2CH2CH3 + CH3OH DMSO H CH3 CI Br + OCH₂CH3 + CH3CH₂OHSECTION 6: Show the mechanism of each reactions with arrows and intermediates form as in a. b. C. HBr Br₂ Cl₂, H₂O Br Br CI Br OH
- Draw the major organic product for each of the hydroboration-oxidation reactions. Disregard stereochemistry. Draw the product of Reaction A. Select Draw Rings More ||||||CH|OB Reaction A. 1. B₂H6 2. H₂O₂ (aq) 3M NaOH Reaction B. 1. B₂H6 2. H₂O₂ (aq) 3M NaOH S 3 Draw the product in reaction B. Select Draw Rings More |||||||||CH|OB Erase Q2Q Erase Q2QQ5. A. Complete the incomplete reactions. Also write stepwise mechanism for the given reactions. CH3 i. BH3, THE ii. H2O2, HO Br H20 ii. H3C OH H. H3C Br Br2, H20 CH3 Br OH organic solvent CH3 КОН CI V. + CHCI3 KCI CIThrough what mechanism is this reaction proceeding? NaNH2 O 1. An electrophilic addition. O 2. An addition/elimination. O 3. An SN2 mechanism. O 4. An E2 mechanism.