Q: DBU Br DMSO, heat SN1 E1 SN2 E2 Strength of Nuc/Base Conc. Of Nu/Base Solvent Leaving group…
A: The structure of DBU (1,8-Diazabicyclo[5,4,0]undec-7-ene) is DBU is a strong base and thus will…
Q: Which do you think is a stronger nucleophile in an SN2 reaction-pyridine or pyrrole? Explain. H.…
A: The complete Lewis structures of the two compounds are
Q: Which alkyl halide in attached pair reacts faster in an SN1 reaction?
A:
Q: B. CIRCLE (CROSS-OUT) the FASTEST (SLOWEST) Nucleophilic Substitution Br + H3C-O + H3C-O .CI
A: Rate of Nucleophilic substitution depends on the nature of leaving group. Better the leaving group…
Q: H3C CH3 H3C CH2 H А. В.
A: Here both nucleophiles have one and two acetyl groups respectively and the lone pair (negative…
Q: Identify the stronger nucleophile in the following pair of anions. HO− or Cl− in a polar aprotic…
A: The nucleophilicity and basicity are directly related to each other. In polar aprotic solvent,…
Q: tt. butanamide + methanol with acid 1. React the carbonyl compound: It is (circle one) CONJUGATED…
A: There are many mechanisms in organic chemistry such as nucleophilic substitution, nucleophilic…
Q: D. Is the nucleophile strong or weak? E. Is the solvent polar protic or polar aprotic? F. What type…
A: Note: polar protic solvent and weak nucleophile and secondary alkyl halide all favors a sn1…
Q: In the Michael reaction, an alpha-beta unsaturated aldehyde would be considered the _____________ in…
A: In the Michael reaction, an alpha-beta unsaturated aldehyde would be considered the _____________ in…
Q: Which alkyl halide in each pair reacts faster in an SN1 reaction?
A:
Q: Vhich is the better nucleophile in protic solvent? or O CI-
A: Solvent which gives hydrogen ions in solution called as polar protic solvent whereas solvent which…
Q: Which of the following is a stronger nucleophile in a polar, aprotic solvent? Br
A: A polar aprotic solvent does not have a hydrogen atom that can participate in hydrogen bonding.
Q: For each pair of compounds, which has the polar bond that will undergo nucleophilic addition more…
A: (a)
Q: A) Indicate the most acidic proton on each molecule. B) Rank in order from least to most which are…
A: Here we have to write the correct order of decreasing acidic strength of the following compounds and…
Q: (a) Draw the intermediate product resulting from the arrow movement in compound A. (b) Circle the…
A:
Q: 0° CN is a nucleophile . hence it strong undergo SN2 Kh. CN CNO SN2
A: Both the anions undergo substitution reaction because both are good nucleophiles and good…
Q: Which is the best nucleophile for an SN2? A B Me Me Li Ме 'Li Li В O A
A:
Q: in each structure circle the most likely site of EAS reaction 6. In each structure, circle the most…
A: EAS reaction means Electrophilic Aromatic Substitution reaction where the hydrogen atom of the…
Q: i) (CH3)3N: (CH3)2ö: W ii)
A:
Q: Draw the structures of 2 anionic groups that are not considered good leaving groups in an SN2…
A:
Q: Which types of halide will react faster in an SN1 reaction?
A:
Q: c. Which reacts faster in an SN1 reaction? CH3 CH3 CH,СНCHCHg or CHCH-ССH, 1. Br Br d. Which reacts…
A: Will react fast in SN1 reaction since it would form stable carbocation during reaction
Q: Would you expect methoxide ion to be a better nucleophile if it is dissolved in CH3OH or if it is…
A: Aprotic solvent are polar solvent molecules which do not have hydrogen bonded to oxygen to nitrogen.…
Q: Fill in the blanks: Good nucleophiles are usually strong mechanism. nucleophiles and a alkyl halide…
A: A nucleophile is defined as a chemical substance that has lone pair of electron or negative charge…
Q: Consider the following groups of compounds. In each series circke the weaker (poorer) nucleophile.…
A: The nucleophilicity of a substrate depends upon many factors such as basicity, nature of…
Q: Define how Polar protic solvents and polar aprotic solvents affect the rates of SN1 and SN2…
A: Nucleophilic substitution reactions are the reaction in which nucleophile replaces the leaving group…
Q: Jlain, why organocopper reagents are weaker nucleophile in comparison to organocuprate reagents.
A: Nucleophile are the chemical species that forms bond with the electrophile by donating it's lone…
Q: Question attached
A: A stronger base will be a stronger nucleophile.
Q: a. Strong bases are [ Select ] nucleophiles. b. Electron-withdrawing groups nearby a nucleophilic…
A: Bases try to abstract hydrogen whereas nucleophiles attack electron deficit carbon atoms. The groups…
Q: From each pair, select the stronger nucleophile. Q.)Cl- or I- in DMSO
A: The species, that make a covalent bond by donates a pair of electrons is known as nucleophile.…
Q: .CI .CI OH2
A: SN2 (substitution nucleophilic) reactions are bimolecular reactions. The rate of SN2 reactions…
Q: Identify the stronger nucleophile in each pair of anions. a.Br− or Cl− in a polar protic solvent…
A: A nucleophile is an electron rich species which consists of lone pair of electron pair or pi bond to…
Q: What is a nucleophile? Provide some examples of nucleophiles that would work well in the SN2…
A: We have to tell about nucleophile.
Q: 5. What halide is the strongest nucleophile in a polar aprotic solvent? Why? a. F-, Br-, Cl-, I- b.…
A: The polar aprotic solvents do not contain hydrogen atom, which can take part in hydrogen bonding.…
Q: Which of the following statements best describes why I- is a better nucleophile than F in solution?…
A: e is correct answer. A and B both offer explanations as to why I- is a better nucleophile than F- in…
Q: d. Hint: the acetylide ion is both a strong base and a strong nucleophile. Br Na+ ECH THF
A: given substrate is a one degree alkyl bromide and it will go elimination and substitution reaction…
Q: if this react with (CH3)3CO- what is possible product and why sn1 reaction is not possible??…
A: The reaction does not follow the SN1 due to steric hindrance of tertiary butoxide so basically both…
Q: lect which molecule is the better nucleophile in e following pair: Br- or Cl- in H20 СНЗО-or CНЗОН…
A:
Q: From each pair, select the stronger nucleophile. Q.) CH3SH or CH3S-
A: The species which make a covalent bond by donating a pair of electrons is termed as nucleophile.…
Q: how to know whihc halide is more nucleophilic in a competition reaction
A: In compitition reaction, reactivity is depend upon the nucleophilic power of particular halide.…
Q: Which reagent in cach of the following pairs is more nucleophilic? Explain your answer. NH, or NH,…
A: As you have asked only B subpart, so, we will solve the same for you. B. Nucleophile is a species…
Q: Explain why the trifluoromethane sulfonate (TfO-) ion is a better leaving group than the…
A: An electron withdrawing group withdraws the electron density from a reaction center. Examples of…
Q: How is the rate of the reaction affected when concentrations of both nucleophile and alkyl halide…
A:
Q: 1. What is the nucleophile in the reaction? 2. The reaction above follows what mechanism? 3. What is…
A: It is the basic part of the reaction mechanism. Here we have to be clear about the nucleophile,…
Q: Which of the following statements about nucleophilic reactions are generally true ? V SN2 reactions…
A:
Q: Draw the product of reaction B. Select Draw Rings Groups More Erase Reaction B. 1. HNO3, H2SO4 2.…
A: The products of the given reactions are to be predicted. Benzene on reaction with nitric acid in…
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: Whats the reason for the girgnard reagent attack that carbon of starting point in this step? a. Bc…
A: A chemical reaction in which alkyl halide on reaction with nucleophile forms a substituted product…
Q: Rank the nucleophiles in each group in order of increasing nucleophilicity.a. -OH, -NH2, H2Ob. -OH,…
A: Nucleophilicity increases with increase in basicity of species. Across a period from right to left…
Q: What’s the stronger nucleophile in each pair?
A: How to decide strong nucleophile ( strong base). Step 1 : take conjugate acid of the base. Assign…
a. Which is a stronger base: RO- or RS-? b. Which is a better nucleophile in an aqueous solution? c. Which is a better nucleophile in DMSO?
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
- Identify the stronger nucleophile in each pair of anions.a. Br- or Cl- in a polar protic solventb. HO- or Cl- in a polar aprotic solventc. HS- or F- in a polar protic solventRank the nucleophiles in each group in order of increasing nucleophilicity. a.−OH, −NH2, H2O b.−OH, Br−, F− (polar aprotic solvent) c.H2O, −OH, CH3CO2−Identify the stronger nucleophile in each pair of anions. a.Br− or Cl− in a polar protic solvent b.HO− or Cl− in a polar aprotic solvent c.HS− or F− in a polar protic solvent
- a. HO b. NH 33. Which is a better nucleophile? a. H₂O or HO c. H₂S b. NH3 or NH₂ C. CH, CO in a better leaving group. or CH3CH₂O d. -0 or -0Rank the nucleophiles in each group in order of increasing nucleophilicity. а. "ОН, NH, Ha0 b. "OH, Br", F (polar aprotic solvent) c. H20, "OH, CHC0OWhich is a better nucleophile? a. Br or C in H20 b. Br or CI in DMSO c. CH3O or CH;OH in H20 d. CH30 or CH3OH in DMSO e. HO or NH2 in H20 f. HO or NH, in DMSO g. F or Br in H20 h. I or Br in DMSO
- Identify the stronger nucleophile in each pair. a.NH3, −NH2 b.CH3NH2, CH3OH c.CH3CO2−, CH3CH2O−Identify the stronger nucleophile in each pair. a. NH3,−NH2 b. CH3NH2, CH3OH c. CH3CO2−, CH3CH2O−Draw the substitution product that results when CH,CH2CH;CH,Br reacts with each nucleophile. d. "OCH(CH3)2 e. "C=CH f. H20 a. "OH g. NH3 b. "SH h. Nal c. "ČN i. NaNg
- Can you match best nucleophile / conditions that will give a successful hydrolysis reaction for each electrophile? 1. Acid chloride 2. Acetic anhydride 3. Ester 4. Amide a. LiAlH4; hydronium work-up b. PCC c. NaH d. CrO3 e. HOEt f. H3O+ or OH- g. H2O h. NaBH4;hydronium work-upThe reaction will proceed with mechanism because the secondary alkyl halide react with nucleophile. + NaOCH3 Br CH3 O a. SN2, strong O b. SN1, strong O c. SN1, weak O d. SN2, weakCan you match best nucleophile / conditions from the list that will give a successful hydrolysis reaction for each electrophile? (there's one best nucleophile / conditions for each electrophile) <List for Nucleophile / condition> a. LiAlH4; hydronium work-up b. PCC c. NaH d. CrO3 e. HOEt f. H3O+ or OH- g. H2O h. NaBH4;hydronium work-up Electrophile 1. Acid chloride 2. Acetic anhydride 3. Ester 4. Amide I'm asking again on bartleby because pther tutor gave me the right answer because I think I didn't make my question clear enough.