(e) HS- CH;CI CH3SH CH;OH SN2

Q: OCH3 FeBr3 , Br2 OCH3 Br

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Q: the reaction below, which face of the carbonyl did the nucleophile (SH) add to? HS O SH

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Q: OCH3 FeBr3 , Br2 LOCH3 Br

A: We have to draw resonance structures of anisole or the intermediate in the given reaction to…

Q: which substrates undergo a carbocation rearrangement in an SN1 mechanism?

A: The SN1 mechanism has 2 steps -  1- formation of carbocation 2- attack of nucleophile

Q: Compound 2 Me0z OʻK+ Compovnd3 Compound 4 compound 1

A: Robinson Annulation is Michael addition followed by intramolecular Aldol condensation.

Q: Show the Reaction of a 1° ROH with HX—An SN2 Mechanism ?

A: SN2 Mechanism refers to a bimolecular nucleophilic substitution mechanism. Ex: ROH + HX -> RX +…

Q: Will the following bases favor an E1 or E2 mechanism? Sort them into the appropriate boxes below.…

A: Strong base favour E-2 reaction and weak base favour E-1 reaction.

Q: How does doubling [B:] affect the rate of an E1 reaction?

A: E1 reactions are the unimolecular elimination reaction. This is a two step elimination reaction, in…

Q: List the following order of increasing reactivity in an SN1 reaction

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Q: Which benzylic halide reacts faster in an SN1 reaction? Explain.

A: The explantion for the classification stated above is as follows :

Q: Which one of these is the most reactive in an E1 reaction? Explain.

A: E1 is the elimination unimoleculer reaction. LG is the leaving group and B is the attacking base…

Q: 5. You run the following reaction in lab and take a 'H NMR spectrum of the product. Determine the…

A: The reaction involved the formation of a carbocation intermediate. So it can be called an SN1…

Q: Why does the incoming nitro group go para and not ortho?

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Q: 3. Rank the following in order by the rate in which they could participate in an SN1 reaction (“1"…

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Q: In a unimolecular elimination (E1) reaction, the correct order of mechanistic steps is А.…

A: E1 Mechanism Proceeds through loss of a eaving group (LG) and  then deprotonation.

Q: How does changing the leaving group from I− to Br− affect the rate of an E2 reaction?

A: E2 mechanism occurs is a single step concerted reaction with one transition state. The rate at which…

Q: Which of the following is the most reactive in an E2 reaction?

A: E2 is bimolecular elimination reaction.

Q: Would you expect acetate ion CH3CO2 to be a better nucleophile in an SN2 reaction with an alkyl…

A: The SN2/E2 reaction of alkyl halide is with neutral nucleophile/base, the increasing polarity of the…

Q: Draw both the SN1 and E1 products of attached reaction.

A: SN1 is substitution reaction in which two step mechanism is followed where first a carbocation…

Q: Would someone be able to draw the full mechanisms for these two reactions? Are these E1 or E2?

A: Would someone be able to draw the full mechanisms for these two reactions and Are these E1 or E2.

Q: BrMg. 1. 1 CI CI starting point 2. H3O* compound A

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Q: Draw the structures of 2 anionic groups that are not considered good leaving groups in an SN2…

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Q: What is the mechanism of the above reaction (i.e. SN1, SN2, E1 or E2)? Explain your choice in one…

A: The reaction follows SN1 mechanism. First step in this reaction is the formation of a tertiary…

Q: Explain the steps of Drawing the Products of an SN1 Reaction ?

A: SN1 reaction is a substitution reaction and SN1 stands for the unimolecular nucleophilic…

Q: Question attached

A: E1 reaction is unimolecular reaction, where one substituent is removed from the molecule. In a E1…

Q: 4. Circle the molecule that would react fastest in an SN2 reaction. In addition, classify cach…

A: The molecules given are,

Q: Rank the following E2 reactions in order of increasing rate. Ph, OTs OTs NaOH NaOH ? NaNH, A Ph.…

A: E2 reaction is bimolecular elimination reaction. Rate = kRXBase, X is the leaving group Rate is…

Q: Explain your responses to the two (2) parts below very succinctly, that is – in one sentence each…

A: a. Na2Cr2O7 reaction with H2SO4 produces H2CrO4. b. Primary alcohols are converted into carboxylic…

Q: 10. (8pts each) Rank the reactivity toward the SN1 mechanism. Place answers in the box provided. CH₂…

A: Concept:  SN1 reaction: SN1 reactions are nucleophilic substitutions, involving a nucleophile…

Q: Arrange in increasing order the following compounds/ substrate with respect to both SN1 and SN2…

A: A question based on the reactivity of substrate to SN1 and SN2 reactions, which is to be…

Q: 8. Rank from best (#1) to worst (#3) substrate in an SN2 reaction and explain. Br Br

A: When an incoming nucleophile attacks the alkyl halide and substitutes the halide ion and the rate of…

Q: CH3 H;C-C-i: CH, CH3 H,C CH,

A: SN1  stands for nucleophillic substitution reaction where rate of the reaction depends on only the…

Q: In the E1 reaction, how is the rate affected when the concentration of attacking nucleophile is…

A: Elimination reaction-is type of organic reaction in which two substituents are removed from molecule…

Q: From each pair, select the stronger nucleophile. Q.)Cl2 or I2 in methanol

A: Given: Cl- and I- in methanol.

Q: (b) Which of the following will react most slowly with cyanide nucleophile (NC-) in an Sn1 reaction?…

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Q: What is the best way to remeber the differences between Sn1, Sn2, E1 and E2 reations?

A: The best way to remember differences between SN1,  SN2, E1 and E2 reaction is that

Q: Write a detailed mechanism for this transformation но. HCI SH H20 H

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Q: 1. `Me он pyridine 2. KCN, DMF 1. Mg°, THF 2. D20 label step two only

A: We have given reaction conditions and have to predict the starting materials or products. Different…

Q: 1. Assuming no other changes, what is the effect of doubling both the alkyl halide and the…

A: SN1 reactions are Nucleophilic substitution reactions. These are unimolecular reactions. Thus the…

Q: explain why a polar aprotic solvent speeds the rate of an SN2 mechanism

A: A polar aprotic solvent is a solvent that lacks an acidic proton and is polar.  Polar aprotic…

Q: On your answer sheet below the answers to the prior problems, draw the major organic product(s) of…

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Q: Draw the reaction mechanism of this reaction and state whether it is a SN1 or SN2 reaction.

A: We have to predict mechanism and type of reaction.

Q: (10) Please find out the most reactive substrate in Sn2 nucleophilic substitution. А. CH3 Br В. С.…

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Q: What is a mechanistic step for this reaction? Click on a letter A through D to answer. fuming H2SO4…

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Q: CH3 .CH3 Br H. H.

A: Alkyl halide gives elimination reactions when they react with a strong base. The E2 elimination…

Q: Which of these will be the most likely to rearrange during an SN1 reaction. TsO Br Br

A: SN1 reaction is also called as substitution nucleophilic unimolecular . It is nucleophilic…

Q: Rank the following compounds in order of decreasing SN1 reactivity?

A: carbocation intermediate stability order :  3°>2°>1°

Q: b) In a polar solvent such as water, the SN1 and E1 reactions of a tertiary alkyl halide have the…

A: SN1 is a unimolecular nucleophilic substitution reaction. It is a reaction between an alkyl halide…

Q: Noted secondary alkyl halides won't survive with strong baisc enolate such as ketone enolate due to…

A: Both the reactions can be carried out and we can get the desired product by following two key…