6. (9 pts) In regards to an electrophilic aromatic substitution reaction, define the 3 compounds shown...
to form Which of the following possible Birch reduction products would not be expected CH3 CH3 0 CH3 A. B. C. Which of the following substrates would most likely undergo a successful nucleophilic aromatic substitution reaction with diethylamine? NO2 NO 2 NO 2 A. B. C. D. Which of the following resonance structures does not depict stabilization of the negative charge in the Meisenheimer complex? 0 A. The nitro group has which of the following effects in electrophilic aromatic substitution?...
Predict the effect the substituent attached to the benzene ring below would have on electrophilic aromatic substitution reactions? CH, CH3 a) meta director, deactivator b) ortho/para director, activator c) meta director, activator d) ortho/para director, deactivator
DRAW ALL THE RESONANACE STRUCTURES THAT WOULD RESULT FROM ELECTROPHILIC AROMATIC SUBSTITUTION OF THE ORTHO, META, AND PARA POSITIONS OF THE AROMATIC COMPOUND SHOWN BELOW. IDENTIFY ANY PARTICULAR STABLE OR UNSTABLE INTERMEDIATES AND DETERMINE IF THE SUBSTITUTION IS ORTHO, PARA, OR META DIRECTING BASED ON THE RELATIVE STABILITY OF THE INTERMEDIATES. -t Br meta.
12. Dialkyl ethers (e.g., diethyl ether) are typically unreactive with all of the following classes of reagents except: d. reducing agents c. nucleophiles b. strong bases a. strong acids 13. The carbonyl carbon of (C 0) of aldehydes and ketones has a high degree of (positive or negative) charge which provides a good site for attack of (electrophiles or nucleophiles). a. negative, electrophiles b. negative, nucleophiles a. positive, electroph b. positive, nucleophiles 14. Which of the following is the major...
2. Examine the following Electrophilic Aromatic Substitution reaction. 1) Provide the number of 13C NMR signals expected in both the reactant and the product. 2) Provide the carbocation intermediate that allowed the transformation to happen at that position. 3) This molecule is (ortho, meta, para) substituted (circle one). 4) Using resonance arrows show how that carbocation can be distributed (delocalized) to multiple locations on the arene ring system. 5) Predict a different structure that can form from this delocalization. FeBrg,...
In an electrophilic aromatic substitution reaction, which group is both ortho, para directing and ring ?deactivating اختر أحد الخيارات CI- CO2H- NO - O NH2- OH-
In the following compound, select the position that is most reactive towards electrophilic aromatic substitution reaction. Review of Skills - Skill Builder 18.03 X Incorrect. Tert-butyl (activator) will direct the incoming electrophile and it is an ortho-para director. In the following compound, select the position that is most reactive towards electrophilic aromatic substitution reaction. NO,
In an electrophilic aromatic substitution reaction, which group is both ortho, para directing and ring deactivating? Select one: -CIN 0 -NH₂ O NO₂ O-CO₂H
1) Which of the following is an intermediate in the bromination of toluene? p) Ha BrH 2 2) Under what reaction conditions would the electrophilic chlorination of aromatic compounds usually occur? A) Cl2, AlCl3 B) C12, CCl4 C) Cl2, H20 D) NaCl, H20 E) NaCI, CH3OH 3) 3) Which of the following is the strongest activating group in electrophilic aromatic substitution reactions? A) -CO2CH3 B)-NO2 C) -OCH3 D) -CH2CH3 E) -N(CH3)2 4) _ 4) In electrophilic aromatic substitution reactions the...
In an electrophilic aromatic substitution reaction, which group is both ortho, para directing and ring deactivating? of Select one: O -NH2 O-SO3H O-1 0 -CN O-OCH3