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- What compounds are formed from the reaction of benzoyl chloride with the following reagents? a. sodium acetate b. water c. excess dimethylamine d. aqueous HCl e. aqueous NaOH f. cyclohexanol g. excess benzylamine h. 4-chlorophenol i. isopropyl alcohol j. excess aniline k. potassium formatei. Define Hemiacetal, Acetal and Ketal. ii. Give the structure of the product formed from the reaction of propanal with 1M ethanol in dry acid. iii. What happens when Further 1M of ethanol is added to above?9. Give the product structure and the mechanism for the reaction of diethyl carbonate with ethyl 3-phenylpropionate reacted sequentially with a. sodium ethoxide in ethanol. b. sodium hydroxide. c. aqueous acid. d. heat.
- Which of the following statements is correct?A. The haloform reaction proceeds under very difficult conditions and the yield is very low.B. The haloform reaction is used only for the identification of compounds containing secondary alcohol groups.C. Methyl ketones or alcohols are oxidized by halogens in acidic solutions to give carboxylic acids and the corresponding haloform product.D. Enolate anions react rapidly with halogens to give alpha-halocarbonyl compounds.Which of the following statements is correct? A. The haloform reaction proceeds under very difficult conditions and the yield is very low. B. The haloform reaction is used only for the identification of compounds containing secondary alcohol groups. C. Methyl ketones or alcohols are oxidized by halogens in acidic solutions to give carboxylic acids and the corresponding haloform product. D. Enolate anions react rapidly with halogens to give alpha-halocarbonyl compounds.Which or which of the statements given below is correct. I) Maleic anhydride is a carboxylic acid derivative and its reaction with water is a reduction reaction. II) Fumaric acid and maleic acid are stereoisomers of each other III) Since fumaric acid has a more stable structure than maleic acid, its boiling point is higher. A. Solo I B. I and III C. II and III D. I, II, III E. Solo III
- Phosgene (COCl2) was used as a poison gas in World War I. What product would be formed from the reaction of phosgene with each of the following reagents? a. one equivalent of methanol b. excess methanol c. excess propylamine d. excess water1. Nitrile hydrolysis to prepare carboxylic acids. a. What gas is given off in this reaction? How can it be detected chemically? b. Which spectroscopic method could be used to follow this reaction? What would you expect to see? How would you know when the reaction is complete?Which of the following compounds has an activating group? A. Bromobenzene B. Benzoic acid OC. None in the answer OD. Diphenylamine ESTION 2 Which of the following compounds has a deactivating group attached to the benzene ring? OA. Phenol OB. Acetanilide OC. Salicyclic Acid OD. Toluene
- Which of the following compounds can be used to synthesize ethanoicpropanoic anhydride (CH;COOOCCH½CH3)? A. CH;COCI+ CH;CH2COO`Na* → B. CH;COOH +heat → C. CH3CH2CH2COCI + CH;COO Na* → D. A and CWhat reaction produces the following compound in good yield? a. Ethanoyl chloride + phenol in pyridineb. Acetic acid + phenol and sulfuric acidc. Acetic acid + benzened. Ethane + Sodium PhONa (Phenoxide) + Hot Sulfuric AcidDefine Hemiacetal, Acetal and Ketal. ii. Give the structure of the product from the reaction of propanal with 1M ethanol in dry acid. iii. What happens when Further 1M of ethanol is added to above?