What was the purpose of adding sodium acetate to the reaction mixture containing salicylic acid and acetic anhydride? During the synthesis of aspirin

Q: What is the importance of ethyl alcohol and talc in the Concentrated Peppermint Water preparation

A:

Q: Describe how the purity of the prepared aspirin was evaluated from the results of the ferric…

A: To describe (a) how the purity of the prepared aspirin was evaluated from the results of the ferric…

Q: give an example of a cyanohydrin reaction using hexanal

A: The hexanal is a carbonyl compound. The hexanal is an aldehyde and it will undergo a nucleophilic…

Q: What is the role of concentrated H2SO4 in the esterification reaction?

A: The mechanism of esterification is as follows:

Q: Identify the chemical formula of Grp 3 cation/s that form a pink precipitate when treated with…

A: He following cations comes under group 3 are : Al3+. Fe3+, Co2+, Ni2+, Cr3+, Zn2+ and Mn2+

Q: What is the purpose of the concentrated phosphoric acid used in the first step of Synthesis of…

A: H3PO3     →H3PO2-+  H+ H3PO3 acid donates H+ ion (proton) to carbonyl oxygen atom of acetic…

Q: Why is the starch indicator added during the titration in detemining iodine value of oil rather than…

A: Starch indicator is not added before titration because if it is added in the beginning then it will…

Q: Write the chemical equations for the reaction of 2,4-Dinitrophenylhydrazine with acetone.

A: Here we are asked to write the chemical equation for the reaction between2,4-dinitrophenylhydrazine…

Q: Salicylic acid and acetic anhydride were subjected to Fischer esterification to produce aspirin and…

A: Given,  Salicylic acid and acetic anhydride subjected to Fischer esterification to produce aspirin…

Q: Explain the synthesis of estrone from a chlorohydrin ?

A: On the treating the chlorohydrine (1) with strong base, epoxide is formed (2).

Q: 1. What method of tonicity adjustment will be used in the preparation?  a. Sprowl's Method b.…

A:

Q: 1. What type of reactions are involved in the following tests? a. 2,4-dinitrophenyl hydrazine test…

A: Here we have to explain the types of reaction occurs in following chemical reactions used in test of…

Q: In the esterification of isoamyl acetate using isoamyl alcohol and acetic acid, a small volume of…

A: The esterification is a process in which an alcohol combines with acetic acid to form ester in an…

Q: Which of the following chemical tests can differentiate acetanilide from acetic anhydride? O…

A: Interpretation - To tell about which of following chemical test can differentiate acetanilide from…

Q: What are the confirmatory test for the presence of β-naphthol methyl ether?

A: Given:   β-naphthol methyl ether To find: confirmatory test for β-naphthol methyl ether

Q: Write the complete condesed reaction and write the name of the final product of A. the acid…

A: #A: Pentylpropanoate (CH3CH2COOCH2CH2CH2CH2CH3) is an ester acid hydrolysis of ester produces the…

Q: Minna wanted to recrystallize acetylsalicylic acid from aspirin. However, she found out that the…

A:

Q: Describe

A:

Q: Glycerol gave a positive result to (acrolein test). When Benedict’s reagent was added to Sucrose +…

A: Acrolein test is used for the detection of presence of glycerol or fat. Benedict test is used for…

Q: What is the purpose for preparation of dibenzalacetone?

A: Dibenzalacetone can be prepared by condensation reaction benzaldehyde with acetone.

Q: Explain the chemical process for determining when all the methyl anthranilate is converted to…

A:

Q: Why is it important to perform the aspirin synthesis reaction in a dry flask?

A: The term Aspirin is used as a common name for the compound acetylsalicylic acid and it is widely…

Q: Draw the structure of m-chlorobenzoic acid :

A: The given organic compound is m-chlorobenzoic acid. At the meta position (third position) to -COOH,…

Q: Which of the following compounds was tested positively with lodine solution? * Salicylic acid…

A: For, Synthesised aspirin, salicylic acid, and benzylic acid, the iodine test is negative. The iodine…

Q: The flavors and aromas of almost any fruit are primarily due to esters. In an experiment, an…

A: Esters are chemical compounds with formula RCOOR' where, R and R' can be same or different alkyl or…

Q: C- The reflux process increases the yield of the oxidation of menthol.         D- A water bath can…

A: In reflux process the solution is subjected to heating at constant temperature.,

Q: What is the objective  for preparation of Dibenzalacetone?

A: The main objective is that it is used as a ligand in preparing organometallic complexes used as…

Q: ive the reagents and reaction conditions that establish the presence of any two if the functional…

A: Adrenaline contains hydroxyl group ans amine group .

Q: What is the acid base reaction involved in the titration of liberated HCl (from the reaction of…

A: Reaction involved in titration of liberated HCl (from the reaction of methylethyl ketone and…

Q: What is the role of copper (II) sulfate pentahydrate and arsenomolybdate reagent in Nelson's…

A: Reducing sugar can be defined as a compound containing aldehyde/ketonic group which can reduce…

Q: Give a rational approach to drug design and drug development of oxamniquine and cimetadine. The…

A:

Q: How many mL of resorcinol monoacetate should be used to prepare 1 pint of 15% (v/v) lotion?

A: Given,  The volume of resorcinol monoacetate should be used to prepare 1 pint of 15% (v/v) lotion…

Q: In the synthesis of dibenzalacetone, what is the purpose of adding ethanol? It increases the acidity…

A: Ethanol (C2H5OH) is a very good solvent.

Q: What is the structure of the compound formed when Cu(II) chloride dihydrate reacts with…

A:

Q: Calculate the number of moles of reactants and theoretical yield of each product in each reaction.…

A: Here structure-4 is the only final product. The structure and formula of both the reactants and…

Q: What would be the equation for the chemcial reaction of 4-acetylbenzaldehyde in the Tollens silver…

A: Tollens silver mirror test is a qualitative step used in laboratories to differentiate between an…

Q: Draw the structure of p-nitrobenzenesulfonic acid :

A: The molecular formula p-nitrobenzenesulfonic acid is C6H5NO5S. The p-nitrobenzenesulfonic acid is an…

Q: Draw the product of cyclohexanone,morpholine,iodomethane and hydronium workup

A:

Q: Why does a peanut butter texture form when NaOH is added to 3,4-dimethoxybenzaldehyde and…

A: Given reaction is ,

Q: What is the balanced chemical equation for the nitration of benzaldehyde with nitric acid/sulfuric…

A: When benzaldehyde is treated with Nitric acid and Sulfuric acid at 273-283 K temperature, then meta…

Q: What was the purpose of performing titration analysis on the product synthesized in relation to the…

A:

Q: give at least 3 confirmatory/identification test for sulfanilamide

A: give below,.

Q: 1. What are possible qualitative chemical tests that can be used in identifying aspirin in the…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: What solvent can you use to remove trimethylamine from a mixture of acetic acid and phenylacetate?…

A: The component of mixture can be separated  acid base extraction

Q: If you attempted to make soap from butanoic acid by forming sodium butanoate, would your preparation…

A: When Butanoic acid reacts with sodium hydroxide, sodium butanoate is formed. The reaction is as…

Q: If you used 250 mg of salicylic acid and excess acetic anhydride in the preceding synthesis of…

A:

Q: C7H6O3 + C4H6O3 C9H8O4 + C2H4O2 1.0g of salicylic acid reacts completely with an recess if acetic…

A: The balanced reaction taking place is given as, => C7H6O3 + C4H6O3 ↔ C9H8O4 + C2H4O2 Given: Mass…

Q: A student performed the ninhydrin test then Tollens’ test immediately after using the same…

A:

Applications of Molecular Spectroscopy

When light sources pass through the diffraction grating then light splits into different wavelengths. The light source produces two types of patterns that are shown as destructive and non-destructive. The light source is in the form of quanta that is quantitation.