Phenolphthalein is synthesized by the acid-catalyzed reaction of phthalic anhydride with 2 equivalents of phenol. Propose and illustrate a mechanism for the reaction in the presence of sulfuric acid and heat.
Homework Answers
Add Answer to:
Phenolphthalein is synthesized by the acid-catalyzed reaction of
phthalic anhydride with 2 equivalents of phenol. Propose...
Reaction A: Resorcinol + Phthalic Anhydride ---(H2SO4)---> Fluorescein (2) C6H6O2 + C8H4O3 ---(H2SO4)---> C20H12O5 Reaction...
Reaction A: Resorcinol + Phthalic Anhydride ---(H2SO4)---> Fluorescein (2) C6H6O2 + C8H4O3 ---(H2SO4)---> C20H12O5 Reaction B: 3-(dimethylamino)-phenol + Phthalic Anhydride ---(H2SO4)--> Rhodamine B (2) C8H11NO + C8H4O3 ---(H2SO4)---> C28H31ClN2O3 This reaction involves two subsequent Friedel-Crafts acylation reactions. What is the structure of the intermediate after the first Friedel-Crafts reaction?
Reaction A Xanthene Dye Resorcinol = 0.159 g Phthalic anhydride = 0.103 g Final weight =...
Reaction A Xanthene Dye Resorcinol = 0.159 g Phthalic anhydride = 0.103 g Final weight = 0.173 g Amount used for UV = 3 mg Reaction B 3-(diethylamino)-phenol Phthalic anhydride = 0.102 g 3- (diethylamino)-phenol: 0. 230 g Final weight: 0.245 g Amount used for UV: 3 mg 1. Draw the exact stoichiometric reactions for each. 2. What is the theoretical weight expected for your dye synthesis?
Show the mechanism of the acid catalyzed reaction of an alcohol with acetic anhydride, indicating the...
Show the mechanism of the acid catalyzed reaction of an alcohol
with acetic anhydride, indicating the involvement of the strong
acid catalyst in the reaction.
H2SO4 (cat.) R'OH ROR ROH ROD +
Provide the product for the following reaction. Propose an acid catalyzed mechanism for this reaction. Specify...
Provide the product for the following reaction. Propose an acid catalyzed mechanism for this reaction. Specify if this reaction is general acid or specific acid catalyzed reaction. Draw free energy diagram for this reaction based on your mechanism. Make sure to include reaction intermediates in your free energy diagram (12 points total) NH 2 pH 3
Predict the major product of the acid-catalyzed dehydration of 2,2-dimethyl-1-hexanol. Then propose a mechanism with curved...
Predict the major product of the acid-catalyzed dehydration of
2,2-dimethyl-1-hexanol. Then propose a mechanism with curved arrows
of this reaction.
20) Predict the major product of the acid-catalyzed dehydration of 2.2-dimethyl-1-hexanol. Then propose a mechanism with curved arrows of this reaction. H2SO4 LOH heat
propose a stepwise mechanism for the acid- catalyzed reaction shown below OH noin 10 sexo en...
propose a stepwise mechanism for the acid- catalyzed reaction shown below OH noin 10 sexo en el aasd 525 is al woladincluso Tower H2SO4 4 Sheen H2O oluline on
Propose a stepwise mechanism for the acid-catalyzed reaction shown below. OH + H₂O H2SO4 Attach File...
Propose a stepwise mechanism for the acid-catalyzed reaction shown below. OH + H₂O H2SO4 Attach File Browse My Computer Browse Content Collection Browse Drop!
propose a stepwise mechanism for the acid-catalyzed reaction shown below OH noin 10 nisexo ert eisad...
propose a stepwise mechanism for the acid-catalyzed reaction
shown below
OH noin 10 nisexo ert eisad 5 26 ppilas al wolodinwo sluoriin Tower H2SO4 l Sheparo Vet H20consen (2tube on
propose a stepwise mechanism for the acid-catalyzed reaction shown below OH noin 10 nisbyxo ert eisad...
propose a stepwise mechanism for the acid-catalyzed reaction
shown below
OH noin 10 nisbyxo ert eisad 5 25 Onios ai wolodinwoolused on Tower H2SO4 Sheparo) Vet H20 e conseno (etului on
Salicylic acid and acetic anhydride are synthesized with phosphoric acid to catalyze the reaction to make...
Salicylic acid and acetic anhydride are synthesized with phosphoric acid to catalyze the reaction to make acetylsalicylic acid (aspirin). How will you know if you have successfully synthesized acetylsalicylic acid? What compound will you have if you did NOT successfully synthesize acetylsalicylic acid, and how can you confirm it?
Show the mechanism of the acid catalyzed reaction of an alcohol
with acetic anhydride, indicating the involvement of the strong
acid catalyst in the reaction.
H2SO4 (cat.) R'OH ROR ROH ROD +
Provide the product for the following reaction. Propose an acid catalyzed mechanism for this reaction. Specify if this reaction is general acid or specific acid catalyzed reaction. Draw free energy diagram for this reaction based on your mechanism. Make sure to include reaction intermediates in your free energy diagram (12 points total) NH 2 pH 3
Predict the major product of the acid-catalyzed dehydration of
2,2-dimethyl-1-hexanol. Then propose a mechanism with curved arrows
of this reaction.
20) Predict the major product of the acid-catalyzed dehydration of 2.2-dimethyl-1-hexanol. Then propose a mechanism with curved arrows of this reaction. H2SO4 LOH heat
propose a stepwise mechanism for the acid- catalyzed reaction shown below OH noin 10 sexo en el aasd 525 is al woladincluso Tower H2SO4 4 Sheen H2O oluline on
Propose a stepwise mechanism for the acid-catalyzed reaction shown below. OH + H₂O H2SO4 Attach File Browse My Computer Browse Content Collection Browse Drop!
propose a stepwise mechanism for the acid-catalyzed reaction
shown below
OH noin 10 nisexo ert eisad 5 26 ppilas al wolodinwo sluoriin Tower H2SO4 l Sheparo Vet H20consen (2tube on
propose a stepwise mechanism for the acid-catalyzed reaction
shown below
OH noin 10 nisbyxo ert eisad 5 25 Onios ai wolodinwoolused on Tower H2SO4 Sheparo) Vet H20 e conseno (etului on
Most questions answered within 3 hours.
-
Madtack Company uses a job-order costing system and started the month
of March with only one...
asked 23 seconds ago -
Describe how to distinguish true motility from brownian motion
and fluid flow when viewing a wet...
asked 3 minutes ago -
A manufacturer of game controllers is concerned that its
controller may be difficult for left-handed users....
asked 5 minutes ago -
Water at gauge pressure of 3.8 atmospheres at street level
enters an office building at 0.60...
asked 19 minutes ago -
Quick question, I want to know how to convert decimal numbers to
binary number, when i...
asked 40 minutes ago -
You found out that now you are going to receive payments of
$8,500 for the next...
asked 44 minutes ago -
17.
Technician A says that leaking components are usually repaired
rather than replaced. Technician B says...
asked 45 minutes ago -
A) An Operon is:?
1- A gene that affect another gene
transcription.
2. A gene coding...
asked 51 minutes ago -
When opening a file, use this method to determine whether a file
exists before you attempt...
asked 56 minutes ago -
Sales total $300,000 when variable costs total $180,000 and
fixed costs are $60,000. Breakeven sales total:...
asked 1 hour ago -
1)
To calculate the depth of a water well, an explorer drops a stone and with...
asked 1 hour ago -
0.429-g sample of gas occupies 125 mL at 60. cm of Hg and 25°C.
The molar...
asked 1 hour ago