1. Tardigrade
  2. Question
  3. Chemistry
  4. A compound 'A' having the molecular formula C5H12O on oxidation gives a compound 'B' with molecular formula C5H10O. Compound 'B' gave a 2, 4-DNP derivative but did not give the haloform test. The structure of the compound A is

Q. A compound 'A' having the molecular formula on oxidation gives a compound 'B' with molecular formula . Compound 'B' gave a 2, 4-DNP derivative but did not give the haloform test. The structure of the compound A is

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Solution:

Since compound on oxidation gives compound with two H-atoms less, therefore, A must be an alcohol. Further since compound B gives a 2, 4-DNP but does not give haloform test, therefore, B cannot be a methyl ketone. In other words, B is and hence A must be . Thus, option (d) is correct.