![Allenoate-Claisen Rearrangement NZZ NZZ Lewis acid (1) (LA) COR COR ra (LA) [3,3] LAC NZ2 RO H addition across H = (E)-enamin](http://img.homeworklib.com/questions/59125940-dbb0-11eb-b5a2-3390a06e764f.png?x-oss-process=image/resize,w_560)
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What is the mechanism? clear photo please
Allenoate-Claisen Rearrangement NZZ NZZ Lewis acid (1) (LA) COR...
How do we get this numbering, in other meaning how is the numbering of carbon atoms?...
How do we get this numbering, in other meaning how is the
numbering of carbon atoms?
Allenoate-Claisen Rearrangement NZ Lewis acid (LA) COR COR (LA) (3,3) LAO OOO CEC 0 0 H RO H addition across H (E)-enamine favored chair favored
Please, make the answer clear and reable. thanks Review Topics References] Br 1. Br2 Br ICI...
Please, make the answer clear
and reable. thanks
Review Topics References] Br 1. Br2 Br ICI a Proton transfer Radical chain addition g = E2 Elimination d h Syl Nucleophilic substitution e Electrophilic addition b Lewis acid/base i SN2 Nucleophilic substitution c = Radical chain substitution f= E1 Elimination Identify the mechanism by which each of the reactions above proceeds from among the mechanisms listed. Use the letters a - i for your answers 1. 2.
Na 0 1. +NaBr benzene, reflux Br 2. a = Proton transfer b Lewis acid base...
Na 0 1. +NaBr benzene, reflux Br 2. a = Proton transfer b Lewis acid base c Radical chain substitution f-E1 Elimination d = Radical chain addition e-Electrophilic addition g = E2 Elimination h-Sy1 Nucleophilic substitution i SN2 Nucleophilic substitution Identify the mechanism by which each of the reactions above proceeds from among the mechanisms listed. Use the letters a - i for your answers.
the first two questions are asking to do acid-catalyzed mechanism. the last one is mutliple choice...
the
first two questions are asking to do acid-catalyzed mechanism. the
last one is mutliple choice question
yl-Fall 2019 SO. Draw the mechanism for the acid-catalyzed hydration of 3.3-dimethy the final product in the box below In words: protonation water gives a pro rearrangement to a more stable tertiary carbocation. Then (1) capture deprotonation gives the major organic product. Four curved arrows total on of 3,3-dimethylcyclohexene. (Draw the intermediates in the blank bra otonation of the alkene gives a secondary...
Please show a clear mechanism. 7.) What is the mechanism and main product for the following series of reactions? (4...
Please show a clear mechanism.
7.) What is the mechanism and main product for the following series of reactions? (4 points) (Spring '18) 0 0 0 1.) CH-CH20 Na* 2.) HCI 3.) 5 x LDA 4.) 4x Br 5.) excess H,0', A
Please answer all 3 questions QUESTION 32 What is the product from the acid-catalyzed addition of...
Please answer all 3 questions
QUESTION 32 What is the product from the acid-catalyzed addition of methanol to 22-diethylomirane? CH3OHH 3,3-dimethoxypentane 2-ethyl-1-methoxy-1-butanol 2-ethyl-1-methoxy-2-butanol 2-ethyl-2-methoxy-1-butanol QUESTION 33 What are the products when the following triol is treated with H104? Оно 1 OH OH HIO4 OH 0 0 0 0 w N- QUESTION 34 In which of these Lewis structures would the sulfur be assigned a formal charge of +1? 30 CH-S-0 CH-5-03 CH3-5-C1 CH3-5-CE 2
please help with any/all if you can! thanks! QUESTION 1 Select the correct product for the...
please help with any/all if you can! thanks!
QUESTION 1 Select the correct product for the reaction shown below: 1) BH 3-THF 2) H2O2, OH contar a fon ranta moda nota O1A 2B 3C 4D 5E QUESTION 2 Select the step that DOES NOT occur in the mechanism of the hydroboration-oxidation reaction: A Nucleophilic attack B. Proton transfer Rearrangement of carbocation D. Migration of an alkyl group E Syn-addition across the double bond QUESTION 3 Select the statement that correctly...
1. CNH- + H2SO4 ~ NHS HSO, 2. ON a = Proton transfer b = Lewis acid/base c=Radical chain substitution d - Electroph...
1. CNH- + H2SO4 ~ NHS HSO, 2. ON a = Proton transfer b = Lewis acid/base c=Radical chain substitution d - Electrophilic addition e=E1 Elimination f=E2 Elimination g=Snl Nucleophilic substitution h=SN2 Nucleophilic substitution Identify the mechanism by which each of the reactions above proceeds from among the mechanisms listed. Use the letters a-i for your answers. 1.a 2.b An error has been detected in your answer. Check for typos, miscalculations etc. before submitting your answer. Submit Answer Retry Entire...
please help with this. 4. (1 pts) What is the correct proton transfer mechanism for the...
please help with this.
4. (1 pts) What is the correct proton transfer mechanism for the following reaction. A.B.C.D or E? < o : ت H " م / :$ ه OH / Reaction ټ A :a - امام / ټ/ و 5. (1 pts) Which compound is most basic. A.B.C.D or E? D
please solve with a clear line 1) Explain the operation of E-MOSFET as a switch [3...
please solve with a clear line
1) Explain the operation of E-MOSFET as a switch [3 marks] 2) Using the same transistor, design a circuit to switch ON an LED for two seconds and switch OFF for one second b) In your project you need to design a JFET CS amplifier with medium voltage gain Design a self-biased JFET amplifier. Assume Vpp = +15V, Ro=1kg. [4 marks] The Q-point is set to be Ip=3mA Given: loss = 10 mA, Vp...
How do we get this numbering, in other meaning how is the
numbering of carbon atoms?
Allenoate-Claisen Rearrangement NZ Lewis acid (LA) COR COR (LA) (3,3) LAO OOO CEC 0 0 H RO H addition across H (E)-enamine favored chair favored
Please, make the answer clear
and reable. thanks
Review Topics References] Br 1. Br2 Br ICI a Proton transfer Radical chain addition g = E2 Elimination d h Syl Nucleophilic substitution e Electrophilic addition b Lewis acid/base i SN2 Nucleophilic substitution c = Radical chain substitution f= E1 Elimination Identify the mechanism by which each of the reactions above proceeds from among the mechanisms listed. Use the letters a - i for your answers 1. 2.
Na 0 1. +NaBr benzene, reflux Br 2. a = Proton transfer b Lewis acid base c Radical chain substitution f-E1 Elimination d = Radical chain addition e-Electrophilic addition g = E2 Elimination h-Sy1 Nucleophilic substitution i SN2 Nucleophilic substitution Identify the mechanism by which each of the reactions above proceeds from among the mechanisms listed. Use the letters a - i for your answers.
the
first two questions are asking to do acid-catalyzed mechanism. the
last one is mutliple choice question
yl-Fall 2019 SO. Draw the mechanism for the acid-catalyzed hydration of 3.3-dimethy the final product in the box below In words: protonation water gives a pro rearrangement to a more stable tertiary carbocation. Then (1) capture deprotonation gives the major organic product. Four curved arrows total on of 3,3-dimethylcyclohexene. (Draw the intermediates in the blank bra otonation of the alkene gives a secondary...
Please show a clear mechanism.
7.) What is the mechanism and main product for the following series of reactions? (4 points) (Spring '18) 0 0 0 1.) CH-CH20 Na* 2.) HCI 3.) 5 x LDA 4.) 4x Br 5.) excess H,0', A
Please answer all 3 questions
QUESTION 32 What is the product from the acid-catalyzed addition of methanol to 22-diethylomirane? CH3OHH 3,3-dimethoxypentane 2-ethyl-1-methoxy-1-butanol 2-ethyl-1-methoxy-2-butanol 2-ethyl-2-methoxy-1-butanol QUESTION 33 What are the products when the following triol is treated with H104? Оно 1 OH OH HIO4 OH 0 0 0 0 w N- QUESTION 34 In which of these Lewis structures would the sulfur be assigned a formal charge of +1? 30 CH-S-0 CH-5-03 CH3-5-C1 CH3-5-CE 2
please help with any/all if you can! thanks!
QUESTION 1 Select the correct product for the reaction shown below: 1) BH 3-THF 2) H2O2, OH contar a fon ranta moda nota O1A 2B 3C 4D 5E QUESTION 2 Select the step that DOES NOT occur in the mechanism of the hydroboration-oxidation reaction: A Nucleophilic attack B. Proton transfer Rearrangement of carbocation D. Migration of an alkyl group E Syn-addition across the double bond QUESTION 3 Select the statement that correctly...
1. CNH- + H2SO4 ~ NHS HSO, 2. ON a = Proton transfer b = Lewis acid/base c=Radical chain substitution d - Electrophilic addition e=E1 Elimination f=E2 Elimination g=Snl Nucleophilic substitution h=SN2 Nucleophilic substitution Identify the mechanism by which each of the reactions above proceeds from among the mechanisms listed. Use the letters a-i for your answers. 1.a 2.b An error has been detected in your answer. Check for typos, miscalculations etc. before submitting your answer. Submit Answer Retry Entire...
please help with this.
4. (1 pts) What is the correct proton transfer mechanism for the following reaction. A.B.C.D or E? < o : ت H " م / :$ ه OH / Reaction ټ A :a - امام / ټ/ و 5. (1 pts) Which compound is most basic. A.B.C.D or E? D
please solve with a clear line
1) Explain the operation of E-MOSFET as a switch [3 marks] 2) Using the same transistor, design a circuit to switch ON an LED for two seconds and switch OFF for one second b) In your project you need to design a JFET CS amplifier with medium voltage gain Design a self-biased JFET amplifier. Assume Vpp = +15V, Ro=1kg. [4 marks] The Q-point is set to be Ip=3mA Given: loss = 10 mA, Vp...
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