given organic compounds,3-pentanone does not undergo the iodoform test. Hence, (D) is the correct option. Note: ... It also needs to remember that certain alcohols like ethyl alcohol and the secondary alcohols which can be converted into acetaldehyde or methyl ketones give the iodoform test....
[O] || RCH ↔ RC – OH → RCOH | H 4 Tollens’ Test Tollens’ reagent, which contains Ag + , oxidizes aldehydes, but not ketones. Ag + is reduced to metallic Ag, which appears as a “mirror” in the test tube. 5 Tollens’ reagent detects an aldehyde Tollens’ reagent (a ...
(Gatterman-Koch) •Hydrationofterminalalkyne –UseHgSO 4 ,H 2 SO 4 ,H 2 Oformethylketone –UseSia 2 BHfollowedbyH 2 O 2 inNaOHfor aldehyde. Ketonesfrom1,3-Dithiane •Afterthefirstalkylation,removethesecond H + ,reactwithanotherprimaryalkylhalide, thenhydrolyze. AldehydesfromAcidChlorides ...