Organic Chemistry PYQs – Set 68
Subject : Organic Chemistry
1341. The chief product obtained by the reaction of neo-pentyl bromide under E1 reaction conditions :
Organic Chemistry • Name Reactions • GPAT 2019
1342. Conversion of a carbonyl functionality directly to its hydrocarbon in basic media can be achieved by
Organic Chemistry • Name Reactions • GPAT 2019
1343. Which rearrangement involves migration of a group from carbon to nitrogen?
Organic Chemistry • Name Reactions • GPAT 2019
1344. The condensation of an active methylene compound with formaldehyde and an amine to form a βamino carbonyl compound is known as
Organic Chemistry • Name Reactions • GPAT 2019
1345. An epoxy ring is prepared by:
Organic Chemistry • Name Reactions • GPAT 2019
1346. For C13H9N2O4BrS, the hydrogen deficiency index (HDI) is:
Organic Chemistry • Name Reactions • GPAT 2019
1347. Dehydration of the aldol product of two acetaldehyde molecules via E1cb gives:
Organic Chemistry • Name Reactions • GPAT 2019
1348. Formaldehyde plus a Grignard reagent yields:
Organic Chemistry • Name Reactions • GPAT 2019
1349. Insertion of an oxygen into a carbonyl to form an ester is known as?
Organic Chemistry • Name Reactions • GPAT 2019
1350. Controlled alkylation via an enamine intermediate is known as?
Organic Chemistry • Name Reactions • GPAT 2019
1351. Identify the major product in the given Knorr synthesis reaction.
Organic Chemistry • Name Reactions • GPAT 2019
1352. Which reagents are used to synthesize m-(n-Butyl) toluene from n-propyl m-tolyl ketone?
Organic Chemistry • Name Reactions • GPAT 2019
1353. A mixture of p‑anisaldehyde and formaldehyde in the presence of concentrated sodium hydroxide results in:
Organic Chemistry • Name Reactions • GPAT 2019
1354. The reaction between naphthalene and chromium trioxide in the presence of glacial acetic acid yields:
Organic Chemistry • Name Reactions • GPAT 2019
1355. The perfect orientation for a Diels–Alder reaction between the reactants is:
Organic Chemistry • Name Reactions • GPAT 2019
1356. Lucas test is very rapid with:
Organic Chemistry • Name Reactions • GPAT 2019
1357. Which of the following is a 3,3‑sigmatropic reaction that converts a 1,5‑diene to an isomeric 1,5‑diene?
Organic Chemistry • Name Reactions • GPAT 2019
1358. Conversion of cyclic ketone to ring expended cyclic ester takes place by
Organic Chemistry • Name Reactions • GPAT 2019
1359. Identify A, B and C in below reaction
Organic Chemistry • Name Reactions • GPAT 2019
1360. Identify intermediate forms in following substitution reaction
Organic Chemistry • Name Reactions • GPAT 2019
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