Which of the following esters produces butyric acid and phenol on hydrolysis? (a) Phenyl butyrate (b) Butyl benzoate (c) Benzyl propionate (d) Phenyl propionate

Which of the following esters produces butyric acid and phenol on
hydrolysis?
(a) Phenyl butyrate
(b) Butyl benzoate
(c) Benzyl propionate
(d) Phenyl propionate
by

1 Answer

Answer :

Phenyl butyrate
by

Related questions

Which of the following does not give benzoic acid on hydrolysis? (1) phenyl cyanide (2) benzoyl chloride (3) benzyl chloride (4) methyl benzoate

Description : Which of the following does not give benzoic acid on hydrolysis? (1) phenyl cyanide (2) benzoyl chloride (3) benzyl chloride (4) methyl benzoate

Last Answer : (3) benzyl chloride Explanation: Hydrolysis is any chemical reaction in which a molecule of water ruptures one or more chemical bonds.

Hydrolysis of benzotrichloride gives (a) Benzophenone (b) Benzoic acid (c) Benzyl alcohol (d) Phenol

Description : Hydrolysis of benzotrichloride gives (a) Benzophenone (b) Benzoic acid (c) Benzyl alcohol (d) Phenol

Last Answer : Benzoic acid

Hydrolysis of benzal chloride gives (a) Phenol (b) Benzaldehyde (c) Benzyl alcohol(d) Benzoyl chloride

Description : Hydrolysis of benzal chloride gives (a) Phenol (b) Benzaldehyde (c) Benzyl alcohol (d) Benzoyl chloride

Last Answer : (d) Benzoyl chloride

It has been suggested that enterocyte-specific fuels be utilized for all patients receiving parenteral nutrition. Theoretically, the benefits of such fuels include: A. Glutamine increases gut mucosal protein content and wall thickness. B. Butyrate increases jejunal mucosal protein content and wall thickness. C. The short-chain fatty acids—butyrate, propionate, and acetate—are useful in supporting ileal mucosal protein content and thickness. D. The use of glutamine-enriched solutions for parenteral nutrition for patients with chemotherapy toxicity or radiation enteritis is without hazards.

Description : It has been suggested that enterocyte-specific fuels be utilized for all patients receiving parenteral nutrition. Theoretically, the benefits of such fuels include: A. Glutamine increases ... parenteral nutrition for patients with chemotherapy toxicity or radiation enteritis is without hazards.

Last Answer : Answer: NONE IS ENTIRELY TRUE DISCUSSION: The use of enterocyte-specific fuels is part of a new and potentially exciting phase of nutritional pharmacology in parenteral nutrition; ... the maintenance of colonocyte-specific nutrition and, in the case of butyrate, ileal enterocyte nutrition

When benzaldehyde is heated with concentrated NaOH, it gives : (a) Benzyl alcohol (b) Sodium benzoate (c) Benzoic acid (d) Benzyl alcohol + Sodium benzoate

Description : When benzaldehyde is heated with concentrated NaOH, it gives : (a) Benzyl alcohol (b) Sodium benzoate (c) Benzoic acid (d) Benzyl alcohol + Sodium benzoate

Last Answer : Benzyl alcohol + Sodium benzoate

Which of the following will give acetic acid on acid-hydrolysis? (a) Ethyl acetate (b) Acetone (c) Methyl propionate (d) Lactic acid

Description : Which of the following will give acetic acid on acid-hydrolysis? (a) Ethyl acetate (b) Acetone (c) Methyl propionate (d) Lactic acid

Last Answer : Ethyl acetate

A drug which prevents uric acid synthesis by inhibiting the enzyme Xanthine oxidase is (A) Aspirin (B) Allopurinal (C) Colchicine (D) Phenyl benzoate

Description : A drug which prevents uric acid synthesis by inhibiting the enzyme Xanthine oxidase is (A) Aspirin (B) Allopurinal (C) Colchicine (D) Phenyl benzoate

Last Answer : Answer : B

Methyl benzoate on hydrolysis gives (a) Acetic acid (b) Benzoic acid (c) Picric acid (d) Phenylacetic acid

Description : Methyl benzoate on hydrolysis gives (a) Acetic acid (b) Benzoic acid (c) Picric acid (d) Phenylacetic acid

Last Answer : Benzoic acid

Benzoyl chloride on basic-hydrolysis (NaOH/H2O) gives : (a) Benzoic acid (b) Methyl benzoate (c) Sodium benzoate (d) Ethyl benzoate

Description : Benzoyl chloride on basic-hydrolysis (NaOH/H2O) gives : (a) Benzoic acid (b) Methyl benzoate (c) Sodium benzoate (d) Ethyl benzoate

Last Answer : Sodium benzoate

Phenylmagnesium bromide reacts with acetaldehyde to form an addition product which undergoes acid-hydrolysis to give (a) Diphenylcarbinol (b) Benzyl alcohol (c) Methylphenylcarbinol (d) Benzoic acid

Description : Phenylmagnesium bromide reacts with acetaldehyde to form an addition product which undergoes acid-hydrolysis to give (a) Diphenylcarbinol (b) Benzyl alcohol (c) Methylphenylcarbinol (d) Benzoic acid

Last Answer : Methylphenylcarbinol

The ethyl derivative of acetoacetic ester on basic-hydrolysis gives (a) Acetic acid (b) Acetic acid and propionic acid (c) Propionic acid (d) Acetic acid and n-butyric acid

Description : The ethyl derivative of acetoacetic ester on basic-hydrolysis gives (a) Acetic acid (b) Acetic acid and propionic acid (c) Propionic acid (d) Acetic acid and n-butyric acid

Last Answer : Acetic acid

Propanenitrile undergoes acid-hydrolysis to give (a) Formic acid(b) Propionic acid(c) Acetic acid(d) Butyric acid

Description : Propanenitrile undergoes acid-hydrolysis to give (a) Formic acid (b) Propionic acid (c) Acetic acid (d) Butyric acid

Last Answer : Propionic acid

Which of the following reactions does not produce benzene as one of the products? (a) Treating benzenediazonium chloride with H3PO2 (b) Distilling phenol with zinc dust (c) Fusing sodium benzoate with NaOH (d) Fusing sodium benzenesulfonate with NaOH

Description : Which of the following reactions does not produce benzene as one of the products? (a) Treating benzenediazonium chloride with H3PO2 (b) Distilling phenol with zinc dust (c) Fusing sodium benzoate with NaOH (d) Fusing sodium benzenesulfonate with NaOH

Last Answer : Fusing sodium benzenesulfonate with NaOH

Basic-hydrolysis of esters is called (a) Acetylation (b) Acidification (c) Esterification (d) Saponification

Description : Basic-hydrolysis of esters is called (a) Acetylation (b) Acidification (c) Esterification (d) Saponification

Last Answer : Saponification

Phenylmagnesium bromide reacts with CO2 followed by acid-hydrolysis to form : (a) Phenol (b) Benzoic acid (c) Bromobenzene (d) Acetophenone

Description : Phenylmagnesium bromide reacts with CO2 followed by acid-hydrolysis to form : (a) Phenol (b) Benzoic acid (c) Bromobenzene (d) Acetophenone

Last Answer : Benzoic acid

Tertiary butyl chloride preferably undergo hydrolysis by:

Description : Tertiary butyl chloride preferably undergo hydrolysis by:

Last Answer : Tertiary butyl chloride preferably undergo hydrolysis by: A. `S_(N^(1))` mechanism B. `S_(N^(2))` mechanism C. and of (a) and (b) D. none of these

Which of the following alkenes when passed through conc. `H_(2)SO_(4)` followed by hydrolysis with boiling water would give tert-butyl alcohol

Description : Which of the following alkenes when passed through conc. `H_(2)SO_(4)` followed by hydrolysis with boiling water would give tert-butyl alcohol

Last Answer : Which of the following alkenes when passed through conc. `H_(2)SO_(4)` followed by hydrolysis with ... B. Isobutylene C. Propylene D. But-1-ene

Complete hydrolysis of proteins produces : (a) Ammonia and carbon dioxide (b) Urea and uric acid (c) A mixture of amino acids (d) Glycogen and a fatty acid

Description : Complete hydrolysis of proteins produces : (a) Ammonia and carbon dioxide (b) Urea and uric acid (c) A mixture of amino acids (d) Glycogen and a fatty acid

Last Answer : A mixture of amino acids

Which one of the following is used as preservative for foodstuff? (1) Sodium Benzoate (2) Picric acid (3) Glycerine (4) Sodium Chloride

Description : Which one of the following is used as preservative for foodstuff? (1) Sodium Benzoate (2) Picric acid (3) Glycerine (4) Sodium Chloride

Last Answer : (1) Sodium Benzoate Explanation: Sodium benzoate is a preservative. It is bacteriostatic and fungistatic under acidic conditions. It is most widely used in acidic foods such as salad dressings (vinegar), ... (vinegar), and condiments. It is also used as a preservative in medicines and cosmetics.

Which one of the following is used as preservative for foodstuff ? (1) Sodium Benzoate (2) Picric acid (3) Glycerine (4) Sodium Chloride

Description : Which one of the following is used as preservative for foodstuff ? (1) Sodium Benzoate (2) Picric acid (3) Glycerine (4) Sodium Chloride

Last Answer : Sodium Benzoate

Vitamin K is a cofactor for (A) Gamma carboxylation of glutamic acid residue (B) β-Oxidation of fatty acid (C) Formation of γ-amino butyrate (D) Synthesis of tryptophan

Description : Vitamin K is a cofactor for (A) Gamma carboxylation of glutamic acid residue (B) β-Oxidation of fatty acid (C) Formation of γ-amino butyrate (D) Synthesis of tryptophan

Last Answer : Answer : A

Pick out the wrong statement. (A) For the manufacture of styrene, the major raw materials are benzene and ethylene (B) One important copolymer of styrene is SBR, which is widely used in the manufacture of automobile tyres (C) Manufacture of phenol by chloroben-zene-eaustic process involves. The chlorination of benzene, causticisation and hydrolysis (D) Phenol manufacture by chlorobenzene-caustic process is competitive even when low cost chlorine is not available

Description : Pick out the wrong statement. (A) For the manufacture of styrene, the major raw materials are benzene and ethylene (B) One important copolymer of styrene is SBR, which is widely ... D) Phenol manufacture by chlorobenzene-caustic process is competitive even when low cost chlorine is not available

Last Answer : (D) Phenol manufacture by chlorobenzene-caustic process is competitive even when low cost chlorine is not available

Kolbe's electrolysis of sodium butyrate gives (a) C8H16 (b) C6H14(c) C8H18(d) C6H12

Description : Kolbe's electrolysis of sodium butyrate gives (a) C8H16 (b) C6H14 (c) C8H18 (d) C6H12

Last Answer : C6H14

Benzoyl chloride reacts with hydrogen in the presence of palladium and barium sulfate to give : (a) Benzyl alcohol (b) Benzaldehyde (c) Cinnamic acid (d) Benzophenone

Description : Benzoyl chloride reacts with hydrogen in the presence of palladium and barium sulfate to give : (a) Benzyl alcohol (b) Benzaldehyde (c) Cinnamic acid (d) Benzophenone

Last Answer : Benzaldehyde

Which of the following statements is false about benzylamine?(a) can be prepared by reduction of benzonitrile with LiAlH4. (b) cannot be prepared by reduction of benzamide with LiAlH4. (c) reacts with nitrous acid to give benzyl alcohol. (d) reacts with KMnO4 to give benzoic acid.

Description : Which of the following statements is false about benzylamine? (a) can be prepared by reduction of benzonitrile with LiAlH4. (b) cannot be prepared by reduction of benzamide with LiAlH4. (c) reacts with nitrous acid to give benzyl alcohol. (d) reacts with KMnO4 to give benzoic acid.

Last Answer : cannot be prepared by reduction of benzamide with LiAlH

Oxidation of cumene with acidic K2Cr2O7 gives (a) Phenylacetic acid (b) Benzaldehyde (c) Benzyl alcohol (d) Benzoic acid

Description : Oxidation of cumene with acidic K2Cr2O7 gives (a) Phenylacetic acid (b) Benzaldehyde (c) Benzyl alcohol (d) Benzoic acid

Last Answer : Benzoic acid

Toluene undergoes oxidation to give (a) Benzyl alcohol (b) Quinone (c) Benzaldehyde (d) Benzoic acid

Description : Toluene undergoes oxidation to give (a) Benzyl alcohol (b) Quinone (c) Benzaldehyde (d) Benzoic acid

Last Answer : Benzoic acid

Which of the following compounds will give an iodoform test? (a) Benzoic acid (b) Ethanol (c) Benzyl chloride (d) Methanol

Description : Which of the following compounds will give an iodoform test? (a) Benzoic acid (b) Ethanol (c) Benzyl chloride (d) Methanol

Last Answer : Ethanol

During preparation of esters from a carboxylic acid and an alcohol in the presence of an acid catalyst, water or the ester formed should be removed as soon as it is formed.

Description : During preparation of esters from a carboxylic acid and an alcohol in the presence of an acid catalyst, water or the ester formed should be removed as soon as it is formed.

Last Answer : Ans. The formation of esters from a carboxylic acid and an alcohol in the presence of acid catalyst in a reversible reaction. To shift the equilibrium in the forward direction, the water or ester formed should be removed as fast as it is formed.

Esters can be formed by nucleophilic substitution reactions of : (a) carboxylic acids and alcohols ; acid-catalyzed (b) acid chlorides and alcohols (c) both of the above (d) neither of the above

Description : Esters can be formed by nucleophilic substitution reactions of : (a) carboxylic acids and alcohols ; acid-catalyzed (b) acid chlorides and alcohols (c) both of the above (d) neither of the above

Last Answer : both of the above

Which of the following acid-derivatives are most stable? (a) Acid chlorides (b) Esters (c) Amides (d) Anhydrides

Description : Which of the following acid-derivatives are most stable? (a) Acid chlorides (b) Esters (c) Amides (d) Anhydrides

Last Answer : Amides

Esters and amides are most easily made by nucleophilic acyl substitution reactions on : (a) acid anhydrides (b) carboxylates (c) carboxylic acids (d) acid chlorides

Description : Esters and amides are most easily made by nucleophilic acyl substitution reactions on : (a) acid anhydrides (b) carboxylates (c) carboxylic acids (d) acid chlorides

Last Answer : acid chlorides

Which one of the following is found in Vinegar? (1) Acetic acid (2) Propionic acid (3) Formic acid (4) Butyric acid

Description : Which one of the following is found in Vinegar? (1) Acetic acid (2) Propionic acid (3) Formic acid (4) Butyric acid

Last Answer : (1) Acetic acid Explanation: Vinegar is a liquid consisting mainly of acetic acid (CH3COOH) and water. The acetic acid is produced by the fermentation of ethanol by acetic acid bacteria. It is mainly used as a cooking ingredient.

Which of the following compounds is aspirin (a) Methyl salicylate (b) Salicylic acid (c) Phenyl salicylate(d) Acetylsalicylic acid

Description : Which of the following compounds is aspirin (a) Methyl salicylate (b) Salicylic acid (c) Phenyl salicylate (d) Acetylsalicylic acid

Last Answer : Acetylsalicylic acid

Benzene reacts with acetic anhydride in the presence of AlCl3 to form (a) Acetophenone (b) Benzophenone (c) Phenylacetic acid (d) Phenyl acetate

Description : Benzene reacts with acetic anhydride in the presence of AlCl3 to form (a) Acetophenone (b) Benzophenone (c) Phenylacetic acid (d) Phenyl acetate

Last Answer : Acetophenone

When glycine is heated, it forms (a) Diketopiperazine (b) Acrylic acid (c) Butyric acid (d) Butyrlactam

Description : When glycine is heated, it forms (a) Diketopiperazine (b) Acrylic acid (c) Butyric acid (d) Butyrlactam

Last Answer : Diketopiperazine

Butyric acid reacts with PCl5 to give (a) Benzoyl chloride (b) 1-Chlorobutane (c) Butyryl chloride (d) 1-Chloropropane

Description : Butyric acid reacts with PCl5 to give (a) Benzoyl chloride (b) 1-Chlorobutane (c) Butyryl chloride (d) 1-Chloropropane

Last Answer : Butyryl chloride

Which of the following is NOT an organic acid? w) butyric (pron: byu-TEER-ik) x) sulfuric y) acetic z) citric

Description : Which of the following is NOT an organic acid? w) butyric (pron: byu-TEER-ik) x) sulfuric y) acetic z) citric

Last Answer : ANSWER: X -- SULFURIC

Which one of the following is found in Vinegar ? (1) Acetic acid (2) Propionic acid (3) Formic acid (4) Butyric acid

Description : Which one of the following is found in Vinegar ? (1) Acetic acid (2) Propionic acid (3) Formic acid (4) Butyric acid

Last Answer : Acetic acid 

The acid present in red ants is (1) Acetic acid (2) Butyric acid (3) Caproic acid (4) Formic acid

Description : The acid present in red ants is (1) Acetic acid (2) Butyric acid (3) Caproic acid (4) Formic acid 

Last Answer : Formic acid

Aspirin is (1) Methoxy benzoic acid (2) Methyl Salicilate (3) Acetyl Salicilic acid (4) Phenyl Salicilate

Description : Aspirin is (1) Methoxy benzoic acid (2) Methyl Salicilate (3) Acetyl Salicilic acid (4) Phenyl Salicilate

Last Answer :  Acetyl Salicilic acid

Dehydrogenation of ethyl benzene produces (A) Styrene (B) Naphthalene (C) Phenol (D) Benzoic acid

Description : Dehydrogenation of ethyl benzene produces (A) Styrene (B) Naphthalene (C) Phenol (D) Benzoic acid

Last Answer : (A) Styrene

Hydrolysis of one mole of peroxodisulphuric acid produces

Description : Hydrolysis of one mole of peroxodisulphuric acid produces

Last Answer : Hydrolysis of one mole of peroxodisulphuric acid produces A. two moles of sulphuric acid B. two ... of sulphuric acid, one mole of hydrogen peroxide

Hydrolysis of one mole of peroxodisulphuric acid produces

Description : Hydrolysis of one mole of peroxodisulphuric acid produces

Last Answer : Hydrolysis of one mole of peroxodisulphuric acid produces A. two moles of sulphuric acid B. two ... of sulphuric acid, one mole of hydrogen peroxide

Enzyme catalyzed hydrolysis of proteins produces amino acid of the form (A) D (B) DL (C) L (D) Racemic

Description : Enzyme catalyzed hydrolysis of proteins produces amino acid of the form (A) D (B) DL (C) L (D) Racemic

Last Answer : Answer : C

On heating calcium propionate, the product formed is

Description : On heating calcium propionate, the product formed is

Last Answer : On heating calcium propionate, the product formed is A. 2-Pentanone B. 2-Pentanone C. 3-Methyl-2-butanone D. Propanone

On heating calcium propionate, the product formed is

Description : On heating calcium propionate, the product formed is

Last Answer : On heating calcium propionate, the product formed is A. 2-Pentanone B. 2-Pentanone C. 3-Methyl-2-butanone D. Propanone

Which of the following compounds when heated with CO at 423K and 500 atm. Pressure in presence of `BF_(3)` forms ethyl propionate ?

Description : Which of the following compounds when heated with CO at 423K and 500 atm. Pressure in presence of `BF_(3)` forms ethyl propionate ?

Last Answer : Which of the following compounds when heated with CO at 423K and 500 atm. Pressure in presence of `BF_(3)` forms ... H_(5)` D. `CH_(3)OC_(2)H_(5)`

The following androgen does not produce cholestatic jaundice as an adverse effect: A. Testosterone propionate B. Methyl testosterone C. Fluoxymesterone D. Stanozolo

Description : The following androgen does not produce cholestatic jaundice as an adverse effect: A. Testosterone propionate B. Methyl testosterone C. Fluoxymesterone D. Stanozolo

Last Answer : A. Testosterone propionate

An antiknock for petrol is - (1) sodium hydroxide (2) ethanol (3) sodium benzoate (4) lead tetraethyl

Description : An antiknock for petrol is - (1) sodium hydroxide (2) ethanol (3) sodium benzoate (4) lead tetraethyl

Last Answer : (4) lead tetraethyl Explanation: The organic compound that is used as an antiknock agent in petroleum is tetraethyl lead. This is a lead based organic compound.