A toxic compound "A" when reacted with NaCN in aqueous acidic medium yields an edible cooking component and food preservative "B". "B" is converted to "C" by diborane and can be used as an additive to

Question

A toxic compound "A" when reacted with NaCN in aqueous acidic medium yields an edible cooking component and food preservative "B". "B" is converted to "C" by diborane and can be used as an additive to petrol to reduce emission. "C" upon reaction with oleum at 140ºC yields an inhalable anesthetic "D". Identify "A", "B", "C" & "D", respectively:

(A) Ethanol; acetonitrile; ethylamine; ethylene
(B) Acetaldehyde; 2-hydroxypropanoic acid; propanoic acid; dipropyl ether
(C) Methanol; formaldehyde; methyl chloride; chloroform
(D) Methanol; acetic acid; ethanol; diethyl ether

Prashant Kotian · Accepted Answer

Correct answer: D. NaCN B2H6/THF CH3–CH2–OH (C) CH3OH (A)  H CH3CN  H /H2O CH3–COOH (B) H2SO4/140°C C2H5–O–C2H5 (D)

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