Bromine addition to trans-cinnamic acid produces four optical isomers with four chiral C-atoms. True False
- Bromine addition to trans-cinnamic acid produces four
optical isomers with four chiral C-atoms.
- True
- False
Homework Answers
It has four optically active
isomeric products , each having 2 chiral carbon atoms .
Hence given satatement is False.
Add Answer to:
Bromine addition to trans-cinnamic acid produces four
optical isomers with four chiral C-atoms.
True
False
2. Draw the entire mechanism for the syn- addition of bromine + trans-cinnamic acid. All stereochemistry...
2. Draw the entire mechanism for the syn- addition of bromine + trans-cinnamic acid. All stereochemistry must be shown. All chirality (R, S) must be labeled for chiral centers.
3. Draw the entire mechanism for the anti- addition of bromine + trans-cinnamic acid. All stereochemistry...
3. Draw the entire mechanism for the anti- addition of bromine + trans-cinnamic acid. All stereochemistry must be shown. All chirality (R, S) must be labeled for chiral centers.
3. Draw the entire mechanism for the anti- addition of bromine + trans-cinnamic acid. All stereochemistry...
3. Draw the entire mechanism for the anti- addition of bromine + trans-cinnamic acid. All stereochemistry must be shown. All chirality (R, S) must be labeled for chiral centers. *Use backside of paper.
Why is 1,5-hexadiene added at the end of Bromine addition to trans-cinnamic acid? To neutralize any unreacted cinnamic...
Why is 1,5-hexadiene added at the end of Bromine addition to trans-cinnamic acid? To neutralize any unreacted cinnamic acid molecules To make crosslinking reaction with the double bond of trans-cinnamic acid To make crosslinking reaction with unreacted bromine molecules To neutralize any unreacted bromine molecules To neutralize any molecules of HBr that might be formed as by product
a. Based on the stereochemistry of the addition of bromine to trans-cinnamic acid, write the structure...
a. Based on the stereochemistry of the addition of bromine to trans-cinnamic acid, write the structure of the product(s) that will form when bromine reacts with (Z)-2-hexene.
A procedure calls for the slow addition of bromine to trans-cinnamic acid at a temperature of 50 °C. Select the likely c...
A procedure calls for the slow addition of bromine to trans-cinnamic acid at a temperature of 50 °C. Select the likely consequence of adding the bromine all at once instead.
another answer is the amount of trans cinnamoc acid was insuficient Reaction progress of bromine addition to trans-c...
another answer is the amount of trans cinnamoc acid was
insuficient
Reaction progress of bromine addition to trans-cinnamic acid can be monitored by testing samples from reaction mixture over specific periods of times with TLC plates as shown by the attached picture. How can you explain your results if you only obtained spot (b) at the end of reaction? a) b) c) a) cinnamic acid b) cinnamic acid and product c) Product the applied eluent in the TLC test was...
Is the stereochemistry of the ionic addition of bromine to trans-cinnamic acid syn or anti addition? Why? I recorded a b...
Is the stereochemistry of the ionic addition of
bromine to trans-cinnamic acid syn or anti addition? Why? I
recorded a bp of 195 C.
3-phenylpropanoic acid, a dibromide with two le; these are shown here as their Fischer projections: i C. Hg C. Hg CHE CaHs HBr BrH H Br Br- H Br- H H -Br - HBr BrH COZH COH CO2H CO2H 2S,3S 2R,3R 28,35 2S,3R Enantiomeric Pair (threo diastereomers) mp 93.5-95.0°C Enantiomeric Pair (erytho diastereomers) mp 202-204 °C...
Cis-, trans- isomers to 2,3 dibromo-3-phenylpropanoic represents the (D,L) optical isomers (enantiomers) respectively. True False
Cis-, trans- isomers to 2,3 dibromo-3-phenylpropanoic represents the (D,L) optical isomers (enantiomers) respectively. True False
Draw the mechanism of the bromination reaction between trans cinnamic acid and bromine. Be sure to...
Draw the mechanism of the bromination reaction between trans cinnamic acid and bromine. Be sure to include stereochemistry( wedge and dashed structures). The product obtained was the racemic mixture of (2R,3S) and (2S,3R) of 2,3-dibromo-3-phenylpropanoic acid.
2. Draw the entire mechanism for the syn- addition of bromine + trans-cinnamic acid. All stereochemistry must be shown. All chirality (R, S) must be labeled for chiral centers.
3. Draw the entire mechanism for the anti- addition of bromine + trans-cinnamic acid. All stereochemistry must be shown. All chirality (R, S) must be labeled for chiral centers.
3. Draw the entire mechanism for the anti- addition of bromine + trans-cinnamic acid. All stereochemistry must be shown. All chirality (R, S) must be labeled for chiral centers. *Use backside of paper.
a. Based on the stereochemistry of the addition of bromine to trans-cinnamic acid, write the structure of the product(s) that will form when bromine reacts with (Z)-2-hexene.
another answer is the amount of trans cinnamoc acid was
insuficient
Reaction progress of bromine addition to trans-cinnamic acid can be monitored by testing samples from reaction mixture over specific periods of times with TLC plates as shown by the attached picture. How can you explain your results if you only obtained spot (b) at the end of reaction? a) b) c) a) cinnamic acid b) cinnamic acid and product c) Product the applied eluent in the TLC test was...
Is the stereochemistry of the ionic addition of
bromine to trans-cinnamic acid syn or anti addition? Why? I
recorded a bp of 195 C.
3-phenylpropanoic acid, a dibromide with two le; these are shown here as their Fischer projections: i C. Hg C. Hg CHE CaHs HBr BrH H Br Br- H Br- H H -Br - HBr BrH COZH COH CO2H CO2H 2S,3S 2R,3R 28,35 2S,3R Enantiomeric Pair (threo diastereomers) mp 93.5-95.0°C Enantiomeric Pair (erytho diastereomers) mp 202-204 °C...
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