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Organic Chemistry
List of top Organic Chemistry Questions
The major product formed in the following reaction;
is
IIT JAM CY - 2024
IIT JAM CY
Organic Chemistry
Reaction Mechanisms & Synthesis
The major product formed in the following reaction Me Me ONO Me
is
IIT JAM CY - 2024
IIT JAM CY
Organic Chemistry
Reaction Mechanisms & Synthesis
The major product formed in the following reaction
is.
IIT JAM CY - 2024
IIT JAM CY
Organic Chemistry
Reaction Mechanisms & Synthesis
The pair of proteins having heme core is
IIT JAM CY - 2024
IIT JAM CY
Organic Chemistry
Natural Products Chemistry
The suitable reagent combination for the following transformation
is
IIT JAM CY - 2024
IIT JAM CY
Organic Chemistry
Reaction Mechanisms & Synthesis
The following dipeptide derivative is used as an artificial sweetener:
The constituent α-amino acids of this dipeptide are
IIT JAM CY - 2024
IIT JAM CY
Organic Chemistry
Natural Products Chemistry
As per Bronsted-Lowry concept, acid is defined as:
GPAT - 2024
GPAT
Organic Chemistry
Organic Chemistry- Some Basic Principles and Techniques
The reaction(s) that yield(s) X as the major product is (are)
GATE CY - 2024
GATE CY
Organic Chemistry
Identification of products, intermediates and isotopic labelling
Consider the following
1
H-NMR (400 MHz, DMSO-d
6
) data of a compound :
δ in ppm: 3.85 (s, 6H), 6.73 (t, J = 2.2 Hz, 1H), 7.1 (d, J = 2.2 Hz, 2H), and 13.05 (brs, 1H).
The compound is
GATE CY - 2024
GATE CY
Organic Chemistry
NMR and ESR spectroscopy
In the given reaction sequence, the amount of R produced (in g) is ______.
(Given: molar mass (in g mol
-1
) of H = 1, C = 12, N = 14, O = 16, and S = 32)
(rounded off to two decimal places)
GATE CY - 2024
GATE CY
Organic Chemistry
Basic mechanistic concepts
Which of the following is a meta directing group:
GPAT - 2024
GPAT
Organic Chemistry
carbonyl compounds
The starting raw material for synthesis of lignocaine is:
GPAT - 2024
GPAT
Organic Chemistry
Amino Acids
Famotidine contains:
GPAT - 2024
GPAT
Organic Chemistry
Heterocyclic Chemistry
Which functional group in drug molecules is most likely to undergo phase I metabolic oxidation by cytochrome P450 enzymes:
GPAT - 2024
GPAT
Organic Chemistry
carbonyl compounds
Which of the following is easily nitrated using a mixture of
\(HNO_3\)
and
\(H_2SO_4\)
:
GPAT - 2024
GPAT
Organic Chemistry
Different aromatic classes of compounds
According to Oppenauer Oxidation reaction, oxidation of secondary alcohol to ketone by reagent (X) in acetone takes place, what is "X" :
GPAT - 2024
GPAT
Organic Chemistry
carbonyl compounds
How many optical isomers are possible for lactic acid:
GPAT - 2024
GPAT
Organic Chemistry
Stereochemistry
The IUPAC name of tartaric acid is:
GPAT - 2024
GPAT
Organic Chemistry
Heterocyclic Chemistry
Which of the following is first prodrug for sulfonamide:
GPAT - 2024
GPAT
Organic Chemistry
Kinetic & thermodynamic control
In which limit test, Thioglycolic acid is used:
GPAT - 2024
GPAT
Organic Chemistry
Organic Chemistry- Some Basic Principles and Techniques
The correct statement(s) about the relationship for the H-atoms in the following compounds is (are) :
GATE CY - 2024
GATE CY
Organic Chemistry
Chirality & symmetry of organic molecules with or without chiral centres
The correct statement(s) regarding P, Q, R, and S is (are) :
GATE CY - 2024
GATE CY
Organic Chemistry
Basic mechanistic concepts
Consider the following reaction sequence. The correct option(s) is (are)
GATE CY - 2024
GATE CY
Organic Chemistry
Concepts of multistep synthesis
The complex(es) that exhibit(s) optical isomerism is (are)
GATE CY - 2024
GATE CY
Organic Chemistry
Geometrical isomerism and optical isomerism
The correct option(s) that give(s) P as the major product is (are)
GATE CY - 2024
GATE CY
Organic Chemistry
Basic mechanistic concepts
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