1. Write in the product 1. Оз 1,2-dipropylcyclopentene 2. Zn, H30 a } Kyne 2. a)...
1. Write in the product 1. 03 1-sec-buty!cyclopentene > … 2. Zn, H O 2. a) Name this compound according to the IUPAC system: CH,-CH-CHCEC-CH.C(CHa CH b) Write in the product of the compound in 2 a) with the following reagents. Include stereochemistry where relevant. excess H2, Pd/C Na, NH H2, Lindlar catalyst 1) 2) 3) 3. Write in the product of 4-methyl-1-pentyne with the following reagents 1) 2) 2 HBr 3) 4. Show how to transform the compound on...
please answer numbers 13-16 Question 13 What is the major product of the following reaction? H2O CH3CH2CH2C=CH HgSo. H SO. OCH,CHCH,C=CH, OH CH:CH-CH: CH, CH3CH2CH2CH=CHOH CH, CH, CH,CH-CH: но он CH:CH-CH:CHEN Question 14 The reagent needed to convert 2-butyne to cis-2-butene is H2, Pd/C H2/Lindlar catalyst OH+/H2 Li/NH3 Na/NH3 What is the major product of the following reaction? CH,CH,CECCH; Pd/C CH.CH CHCH CH, CH3CH2CH2CH2CH3 сн. CH What is the major product of the following reaction? CH3CHC=CCHE He Lindlar catalyst o...
1) For the following reactions, draw the product(s). Remember to keep in mind carbocation rearrangements, stereoselectivity (syn/anti addition) and racemic mixture of enantiomers due to formation of new chiral centers. h) Lindlar's catalyst excess CH3CH2C CH HCI H2O, H2S04 HgSo k) 1.9-BBN 2. H202. NaOH CH3CH2CH2-CEc-CH3 excess Ce CH3CH2CH2-CEC-CH3 CCI4 1 eq Br2 CCl 1. Оз 2. H20 n) o) H 1) NaNH2 H3C 2) CH3CH2CH2Br
Draw the product (s) of the following reactions. 1. CI/CH,C1, 2. Bry/CH,Cl2 2-butyne 2-butyne Lindlar catalyst
When the 2,7-dimethyl-4-octyne is treated with 2 moles (excess) HBr, the product(s) of the reaction is: CH-CH-CH-CH-CH-CH-CH-CH, B. CH3-CH-CH CH -CH2-CH-CH-CH; C CH-CH-CH2-C-CH3-CH-CH-CH н D. A mixture of a and b would be produced. A mixture of a, b, and e would be produced OB 0 0 0 Which of the following is the correct structure for 4-sec-butyl-1-heptyne? D. none of these OD What is the major organic product obtained from the following reaction? OH M CH,CH-CH-CH2=CH- 3 OH •...
Devise a synthesis of (Z)-4,4-dimethyl-2-pentene using one of the starting materials and any of the reagents below using the fewest steps possible. If you need fewer than the 3 steps allowed, enter "none" for reagents in the remaining unused steps. Starting materials HCBCH HC=C–CH, HC=C=CH-CH, HC=C=CH-CH-CH-CH, остаток сн. HC=C–C–CH, Η. сн. HC=C–C–CH, CH, . Reagents a NaNH, NHI) diodoethane g 1-bromo-3-methylbutane į Hy / Lindlar catalyst b NaOH ІН,0 e 1-bromopropane ht-butyl bromide k H, NH (1) c iodomethane f...
Give the major product from the following reactions: 2 mol HCI H-CEC-CH3 B. 2 mol Br2 H-CEC-CH3 H/Pd on Carbon H- C= C—CH3 H/Lindlar Pd H-CEC-CH3 1) NH) 2) CH Br H2C-CECH
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
2 What will be the major product of the reaction of 1 mol of propyne with each of the following reagents? a. HBr (1 mol) b. HBr (2 mol) d. excess H, Pd/C H2/Lindlar catalyst f. NaNH2 е. c. aqueous H2SO4, HgSO4
led by the base and loving ne relative geometry requirement of the H-atom being a what is the E2 reaction? group in the E2 General Example: A) gauche B) anti-coplanar C) syn-coplanar D) eclipsed-coplanar KR 25. Which of the carbocations can undergo a 1.2-methyl shift to form a more stable carbocation Como C) 1,3 D) 1,4 A) 2, 3 B) 2,4 26. For the stereospecific reactions below, choose which compound represents the final product: H2(g) Product | Cats Н,0 2-butyne-...