Homework Answers
Formation of carbocation is the rate determining step (slowest step) in dehydration of alcohol because it leads to the formation of electron deficient carbon center.
So, second step is the rate determining step.
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Which step is the rate-determinig step of the following mechanism? ОН н Х=t. | П. 2...
Which reagent(s) are used in the following reaction? ОН ? Х ОН н О. О. 2....
Which reagent(s) are used in the following reaction? ОН ? Х ОН н О. О. 2. Zn, H,0 PCC РіСРВА Na NH Cro, H.SO,, HO
Give the products for the following aldol reactions. 1. ОН Н. 2. H 3. ОН Х...
Give the products for the following aldol reactions.
1. ОН Н. 2. H 3. ОН Х H ОН Н. 5. ОН - -CHO 6. ОН
Predict the product of this reaction: Н,0* П. ОН heat но он ОН о он ОН
Predict the product of this reaction: Н,0* П. ОН heat но он ОН о он ОН
Which of the following is a keto-enol tautomeric pair? ОН п он ОН о- Which is...
Which of the following is a keto-enol tautomeric pair? ОН п он ОН о- Which is the strongest acid? о O ОН CI O ОН F O ОН о ОН Br
Stereoisomer naming: н Br o Br Ho H Bro Br но Хон Х ОН он он...
Stereoisomer naming:
н Br o Br Ho H Bro Br но Хон Х ОН он он н Br Br' H Br' н. н Br stereoisomer 1 stereoisomer 2 stereoisomer 3 stereoisomer 4 In-lab Discussion Questions 1. These four stereoisomers constitute 2 pairs of enantiomers, or mirror images. Using the R, S labeling system (see box below for review), name each of the diastereomers. The basic name is 2,3-dibromo-3-phenylpropanoic acid. 2. Which pairs of compounds are enantiomers? 3. Which pairs of...
Consider the following reaction, and choose from the choices below which best represents the first step...
Consider the following reaction, and choose from the choices below which best represents the first step of the mechanism. НО ОН of н*(cat.) Select one: о а. с нари GILA OH O b. н* Х н* O d. " O e. ОН
Draw the mechanism for the following reaction НО НО ОН НО ОН НО. Н. [H+] EAS...
Draw the mechanism for the following reaction
НО НО ОН НО ОН НО. Н. [H+] EAS [н'] EAS
Select the product for the following reaction: HO+H нон нон н +он CH,OH он ноо нонно...
Select the product for the following reaction: HO+H нон нон н +он CH,OH он ноо нонно он нон HO+H нон н+он н+он нон н он н +он нон нон н-он нон нон CH OH сн,он CH OH CH,OH 4 оооо
What is the mechanism and products of this reaction? он Нот он + н 8 он
What is the mechanism and
products of this reaction?
он Нот он + н 8 он
The 5. Propose a mechanism for the following transformation: (8) Он Н,о
The 5. Propose a mechanism for the following transformation: (8) Он Н,о
Which reagent(s) are used in the following reaction? ОН ? Х ОН н О. О. 2. Zn, H,0 PCC РіСРВА Na NH Cro, H.SO,, HO
Give the products for the following aldol reactions.
1. ОН Н. 2. H 3. ОН Х H ОН Н. 5. ОН - -CHO 6. ОН
Predict the product of this reaction: Н,0* П. ОН heat но он ОН о он ОН
Which of the following is a keto-enol tautomeric pair? ОН п он ОН о- Which is the strongest acid? о O ОН CI O ОН F O ОН о ОН Br
Stereoisomer naming:
н Br o Br Ho H Bro Br но Хон Х ОН он он н Br Br' H Br' н. н Br stereoisomer 1 stereoisomer 2 stereoisomer 3 stereoisomer 4 In-lab Discussion Questions 1. These four stereoisomers constitute 2 pairs of enantiomers, or mirror images. Using the R, S labeling system (see box below for review), name each of the diastereomers. The basic name is 2,3-dibromo-3-phenylpropanoic acid. 2. Which pairs of compounds are enantiomers? 3. Which pairs of...
Consider the following reaction, and choose from the choices below which best represents the first step of the mechanism. НО ОН of н*(cat.) Select one: о а. с нари GILA OH O b. н* Х н* O d. " O e. ОН
Draw the mechanism for the following reaction
НО НО ОН НО ОН НО. Н. [H+] EAS [н'] EAS
Select the product for the following reaction: HO+H нон нон н +он CH,OH он ноо нонно он нон HO+H нон н+он н+он нон н он н +он нон нон н-он нон нон CH OH сн,он CH OH CH,OH 4 оооо
What is the mechanism and
products of this reaction?
он Нот он + н 8 он
The 5. Propose a mechanism for the following transformation: (8) Он Н,о
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