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- When a compound like napihthalene C1oHa is dissolved in t-butyl methyl ether, then that solution is extracted with 3 M NaOH, and then the resulting basic aqueous layer is acidified with 6M HCI, what happens to the acidified aqueous layer? a) The naphthalene stays in the the aqueous layer as C10Ha O b) The naphthalene precipitates out as a solid, C10He O C) Nothing happens to the aqueous layer other than a dramatic raising of the pH d) The naphthalene stays in the aqueous layer as C10H>Na O e) Nothing happens to the aqueous layer other than a dramatic lowering of the pH O) The acid precipitates out as a solid, C10H>NaChrysanthemic acid occurs as a mixture of esters in flowers of the chrysanthemum (pyrethrum) family. Reduction of chrysanthemic acid to its alcohol followed by conversion of the alcohol to its tosylate gives chrysanthemyl tosylate. Solvolysis alcohols. of the tosylate gives a mixture of artemesia and yomogi HO НО Chrysanthemic acid Chrysanthemyl alcohol OH TsO DMSO Chrysanthemyl tosylate Artemesia alcohol Yomogi alcohol Propose a mechanism for the formation of these alcohols from chrysanthemyl tosylate.could you synthesize isopropyl propyl ether, using isopropyl alcohol as the only carbon-containing reagent?
- preparation from 1-butanol to butylamineWrite complete reaction (with structures) for the following reactions: (a) Esterification of ethanoic acid with propanol (b) Reduction of 4-methyl-2-pentanone0.2 gm of ethanol was acetylated with acetic anhydride in presence of pyridine (1:3), neutralization of the resulted solution required 20 ml of 0.1 N NaOH, while the blank titration reqiuered 40ml of NaOH. Calculate the percentage of hydroxyl group in this sample ?
- Show how to convert carboxylic acids to other functional groups, and devisemultistep syntheses using carboxylic acids as starting materials and intermediates.Explain how acid chlorides are used as activated derivatives of carboxylic acidsGive TWO reagents to distinguish cyclohexanone from hexanal.propanal propanoic acid N-ethylpropanamide -HO- AA acidified KMN0, H;C NH2 NH CH3 H3C H3C BB H3C- DD HJ Ni он H;C propan-1-ol CC (ii) Name the type of chemical reaction for the formation of compound CC. Namakan jenis tindak balas kimia bagi penghasilan sebatian CC.