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Optimisation of Bromelain Enzyme Extraction from Pineapple (Ananas comosus) and Application in Process Industry
Bromelain is a general name for a family of sulfhydryl proteolytic enzymes obtained from Ananas comosus, the pineapple plant. The objective of the present study is to compare the activity ofExpand
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N-Heterocyclic Carbene Catalyzed Reaction of Enals and 1,2-Dicarbonyl Compounds: Stereoselective Synthesis of Spiro γ-Butyrolactones
Nucleophilic heterocyclic carbene (NHC) catalyzed annulation of enals and cyclic 1,2-dicarbonyl compounds, opening a route to γ-spirolactones, has been observed for the first time. The strategy worksExpand
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Reaction of dimethoxycarbene-DMAD zwitterion with 1,2-diones and anhydrides: a novel synthesis of highly substituted dihydrofurans and spirodihydrofurans.
The zwitterion formed by the reaction of dimethoxycarbene and DMAD adds efficiently to one of the carbonyl groups of 1,2-dicarbonyl compounds and anhydrides to generate dihydrofurans andExpand
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Enzymatic Dynamic Kinetic Resolution of Oxazinones: A New Approach to Enantiopure β2‐Amino Acids
In the presence of Candida antarctica lipase B, the alcoholytic ring opening of 5‐substituted oxazinones proceeds as kinetic resolution (KR) and affords N‐acyl β2‐amino acid esters in up to 96 % ee,Expand
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Antimicrobial activity of Myrobalan ( Terminalia chebula Retz.) nuts: Application in raw skin preservation for leather making
The antimicrobial property of some plant materials is useful as an eco-benign option. The combination of Terminalia Chebula Retz. nuts powder (MP) and common salt (CS) has been employed for betterExpand
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Alternative methods for Salt free / Less salt short term preservation of hides and skins in leather making for sustainable development – A review
During the leather processing, large quantities of the salt as sodium chloride, about 30-50 % (% w/w on raw weight) is applied for short term preservation of hides and skins, which subsequentlyExpand
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