CHEM 2 Exams Section 2 Give the intermediate then made the major Organic reactions with alkenes. Show Stereochemist...
What is the major organic product obtained from the following
sequence of reactions (for partial credit, show the product after
each step)?
15. What is the major organic product obtained from the following sequence of reactions (for partial credit, show the product after each step)? 1. Br, hv 2. CH3OH, CH,ONa, heat 3. Br2, CCl4 1) NBS, hv 2) HBr, ROOR 3) 2 NaCCH 4) H, Pt
organic chem. show final product(s) and its stereochemistry if
appropriate for each reaction.
Br2 hv 1OH 1. HBr 2. CH3COOH CH3 CH2CH3 Br CHO DMSO CH
Section 2 Predict the Product/Intermediate for each Organic Reaction Provide only the major organic product(s) formed for each reaction below. (0.5 pt. each) For Stereoisomers: If the reaction is diastereoselective then you must provide the correct relative configuration for the diastereomer(s) formed as a result of the reaction. Br2, CCL 2 eq. (CH3),COK, DMSO DBN Na, Liquid NH Nal, Acetone 2) OH, H202 Draw intermediate 1.0 eq. HB Draw Intermediate HgSo., H2SO., H,0
s) Predict the principal organic product(s) in each of the following reactions. Draw the correct stereoisom wherever applicable (Structures with incomplete/wrong stereochemistry will not be accepted!!). CH₃ Clz Br2 Н,0 CCIA 1) BH3. THE 2) H2Oz/NaOH 1) O₃ 2) (CH3)2S МСРВА MCPECIES CH2Cl2 OsO4 NMO 1) МСРВА 2) H2O/H30* Hoy for Hos 1) Brz/H20 2) NaOH 1) Hg(OAC)2, H2O/THF 2) NaBHA = 1) O₃ 2) H20 340 H2SO4 HgSO4 2 Brz CCIA 2 HCI 26. pts) Listed below is information...
Give the major organic product(s) of the following reactions or
sequences of reactions. Show the stereochemistry and/or isotope
position clearly where it is relevant. If you think that the
reaction would not occur, write as "NR" or "No Reaction."
A) ON CI 'N AlCl3 B) Br-N hu, CC14 ? Br2, FeBrz
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
3. Predict the majoe product(s) for the following reactions. Show the stereochemistry of the product(s) when applicable. HCI (1) Hg(OAc)2 (2) NaBH4 (1) BH3 THF (2) H202. OH Br, Br2. H20 Pt (I) CH3CO3H (2) H,O+ (2) DMS HBr ROOR
8. [18 pts) Provide the expected organic product(s) from each of the reactions below. Ignore the stereochemistry. No mechanism required! (3 points for each organic product, switching the major and minor will be penalized) a. Major: NaOCH; E2 Br b. Major Minor OH E2 Br 3 products in total CH,OH ΕΙ 6. 19 pts] For each of the following reactions, give the organic product(s), and include the stereochemistry when applicable. No mechanism required! (3 points for each organic product) a....
give the major organic products for the following reactions or
sequence of reactions. show all relevant stereo chemistry.
Give the major organic product(s) for the following reactions or sequence of reactions. Show all relevant stereochemistry HC но" 1. HC L 1. CH,MgBr, ether 2. 1,0
CHEM 40B Organic II Week 7 Discussion Section Worksheet EAS Synthesis & Carbonyls Name Section ID TA 1. Propose synthetic strategies to make both targets shown below starting from benzene. Try to make them as selectively as possible. Please show the product of each synthetic step. target 1 starting material target 2 2. Predict the product of each of the following reactions. Show stereochemistry where appropriate and if multiple products are likely, please draw all of them and indicate the...