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Aragen Life Sciences
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I applied via Walk-in and was interviewed in May 2022. There were 3 interview rounds.
Aptitude test, chemistry question etc
I applied via campus placement at Pune University and was interviewed in Jun 2021. There were 4 interview rounds.
Beckmann rearrangement is a chemical reaction that involves the conversion of an oxime to an amide.
The reaction is carried out in the presence of a strong acid catalyst, such as sulfuric acid or hydrochloric acid.
The oxime is first protonated by the acid catalyst, which then undergoes rearrangement to form an isocyanate intermediate.
The isocyanate intermediate then reacts with water to form the desired amide product.
Th...
MCPBA is a powerful oxidizing agent used in organic chemistry reactions.
MCPBA stands for meta-chloroperoxybenzoic acid.
It is commonly used to convert alkenes into epoxides.
The mechanism involves the transfer of an oxygen atom from MCPBA to the double bond of the alkene, forming an epoxide.
MCPBA can also oxidize sulfides to sulfoxides and sulfones.
It is a versatile reagent in various oxidation reactions.
Suzuki coupling is a palladium-catalyzed cross-coupling reaction between organoboron compounds and organic halides.
The reaction involves the oxidative addition of the organic halide to the palladium catalyst, followed by transmetalation with the organoboron compound.
The resulting intermediate undergoes reductive elimination to form the coupled product.
Suzuki coupling is widely used in organic synthesis to form carbon-c...
I applied via Campus Placement and was interviewed before Jan 2020. There were 4 interview rounds.
Top trending discussions
posted on 7 Jul 2022
I applied via Campus Placement and was interviewed before Jul 2021. There were 3 interview rounds.
Basic math-related questions were asked
A group of 10 were allowed per round and 3 HRs were reviewing the process
I applied via Indeed and was interviewed in Dec 2023. There was 1 interview round.
posted on 14 Mar 2024
I applied via Recruitment Consulltant and was interviewed before Mar 2023. There were 3 interview rounds.
posted on 9 Sep 2023
I applied via Naukri.com and was interviewed in Aug 2023. There were 2 interview rounds.
Test was based on general knowledge and some technical question
posted on 29 Nov 2022
I applied via Company Website and was interviewed in Oct 2022. There were 2 interview rounds.
posted on 13 Dec 2022
I applied via Referral and was interviewed in Nov 2022. There were 2 interview rounds.
ESI and APCI are ionization techniques used in mass spectrometry.
ESI stands for Electrospray Ionization and is used for analyzing polar and charged molecules.
APCI stands for Atmospheric Pressure Chemical Ionization and is used for analyzing non-polar and neutral molecules.
Both techniques involve ionizing the sample molecules to create ions that can be analyzed by mass spectrometry.
ESI is commonly used in proteomics and...
The ionisation mode is selected based on the type of sample and the information required from the analysis.
Consider the polarity of the sample and the analyte of interest
Determine the type of information required from the analysis
Evaluate the sensitivity and selectivity of different ionisation modes
Examples: ESI for polar compounds, APCI for non-polar compounds, MALDI for large biomolecules
posted on 24 Jun 2024
I applied via Naukri.com and was interviewed before Jun 2023. There was 1 interview round.
based on 24 reviews
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