In which of the below reaction do we find unsaturated carbonyl compounds undergoing a ring closure reaction with conjugated dienes?
Perkin reaction
Diels-Alder reaction
Claisen rearrangement
Hofmann reaction
IUPAC name of the compound
5-methyl-4-iso propyl-6, 6' diethyloctane
3,3-dimethyl, 3-ethyl-5-isopropyl octane
3,3-diethyl-4-methyl-5-(1,1-dimethyl) octane
3,3-diethyl-4-methyl-5-(1'-methylethyl) octane
Consider the following carbocations,
The correct sequence of the stability of these is
II < I < III < IV
II < III < I < IV
III < I < II < IV
IV < III < I < II
2 2-dichloro propane on hydrolysis yields
acetone
2, 2-propane diol
isopropyl alcohol
acetaldehyde
For synthesis of 1-butene, CH3MgI should be treated with
propene
2-chloropropene
allyl chloride
ethyl chloride
Ethylidene dichloride is obtained by the reaction of excess of HCl with
ethylene
acetylene
propene
methane
B.
acetylene
Alkenes due to presence of only 1° of unsaturation, form only monochloro derivative.
Which of the following compounds do not give different isomers on monochlorination?
Neo-pentane
n-butane
Iso-butane
Iso-pentane