(5 points each) Give the reagent or product for the following reactions (from the practice exam)...
give the product or reagent of thr following reactions.
Give the product or reagent of the following reactions (5 pts each, total of 30 points): NH3NH2 OH HO 1) KOH 2) xs Br2 H+ -NH2 pTOSH 1) KOH 2) Brz
PRACTICE!!! CHEM 3010 Practice exam 3 Give the major product from the following reactions: 2 mol HCI H - C C -CH, B. 2 mol Brz H-CEC-CH3 HCEC-CHE H / Pd on Carbon H/Lindlar Pd H-CECCH 1) NHÀ 2) CH Br HAC-CECH
CHEM 3020 Practice exam 3 Give the major organic product for the following reactions: R0, H.2 HO HO Bry 1) Lithium Disopropylamide (LDA) 2) CIES o spomen 1) Lithium Disopropyl anide (LDA) OCH, CITOTT 1) OHI 2) CHI OH Give all possible products from the following mixed aldol reaction and show how they can be formed. Show the mechanism for the keto enol tautomerization of 2-propanone in both acid and in base.
Predict the major product/s formed in each of the following
reactions, indicate if the reagent reacts either regioselectively
or stereospecifically, or both in relevant cases
2. Predict the major product/s formed in cach of the following reactions, indicate if the reagent reacts either regioselectively or stereospecifically, or both in relevant cases (5 x 2 10 points): Write product/s of the reaction using Fischer projection на (Z)3-methyl-pent-2-ene .Write product/s of the reaction using Fischer projection. Br2 Write product/s of the reaction...
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 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
Reactions of Alkenes
For the reactions below, provide the missing product, reactant
or reagent(s). Show the stereochemistry where appropriate.
2) Reactions of Alkenes For the reactions below, provide the missing product, reactant or reagent(s). Show the stereochemistry where appropriate. HINT: Use this as preparation for the Final Exam! Solve as many as you can WITHOUT referring to resources. After writing your answers, then go check them. 2.5 points each NOTE: we will take extra points off for incorrectly drawn structures....
CHEM 3020 Practice exam 3 Give the major organic product for the following reactions: R0, H.2 HO HO Bry 1) Lithium Disopropylamide (LDA) 2) CIES o spomen 1) Lithium Disopropyl anide (LDA) OCH, CITOTT 1) OHI 2) CHI OH Give all possible products from the following mixed aldol reaction and show how they can be formed. Show the mechanism for the keto enol tautomerization of 2-propanone in both acid and in base.
Part I – Reactions Draw the expected major product(s) or
required reagent(s) for each of the following reactions.
Part 1 - Reactions (20 marks) Draw the expected major product(s) or required reagent(s) for each of the following reactions. Question Answer 1. MgBr 1. CH3CN 2. H30* 2. OH HT ОН 3. Br PPh3 1. BULI 2. CH20 CI (1 mole) ОН 5. 1. LDA ? (directed aldol condensation) 2. CH3CHO 6. HO H (cat) OH ? (cyclic anhydride) . (-H20)...
Given the Reactant and Product of both reactions above, give the
appropriate reagent (1 point) for the following alkyne reactions.
Describe the reaction's mechanism (1 point) as well as the product.
Consider the reduction of alkynes in each answer.
H3c— = -CH3 H3c— = CH2