amination sentence in Hindi
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- The catalyst can also be used in a reductive amination reaction between a carboxylic acid and an amine with phenylsilane as the reducing agent.
- Ciganek describes an example of an intramolecular Chichibabin reaction in which a nitrile group on a fused ring is the source of nitrogen in amination.
- Another early application is the synthesis of unnatural chiral amino acids in a formal reductive amination for example starting from benzophenone and the hydrazone of benzoyl chloride:
- An example of the catalytic amination of aryl chloride with N-methylaniline at room temperature is shown in "'Scheme 3 " '.
- Aminotransferase enzymes can be used to synthesize chiral amines in non-racemic form either through kinetic resolution of a racemate or reductive amination of a prochiral ketone.
- Hydrastinine has also been found as an impurity or side product in MDMA synthesis performed by low pressure amination of 3, 4-methylenedioxyphenylpropan-2-one with methylamine.
- Merck s process chemistry department contracted Codexis, a medium-sized biocatalysis firm, to develop a large-scale biocatalytic reductive amination for the final step of its sitagliptin synthesis.
- The compound can be prepared by many methods, alkylation of picolinylamine with picolinyl chloride, deamination of picolinylamine, and reductive amination of picolinyl amine and pyridine-2-carboxaldehyde.
- In general, the repertoire of reactions utilized in discovery chemistry is somewhat narrow ( for example, the Buchwald-Hartwig amination, Suzuki coupling and reductive amination are commonplace reactions ).
- In general, the repertoire of reactions utilized in discovery chemistry is somewhat narrow ( for example, the Buchwald-Hartwig amination, Suzuki coupling and reductive amination are commonplace reactions ).
- N-amination of 1H-benzotriazole with hydroxylamine-" O "-sulfonic acid yields a mixture of 1-aminobenzotriazole as the main product and 2-aminobenzotriazole.
- One procedure uses the reductive amination of phenylacetone with methylamine, P2P was usually obtained from phenylacetic acid and acetic anhydride, and phenylacetic acid might arise from benzaldehyde, benzylcyanide, or benzylchloride.
- Originally achieved under reductive amination conditions involving the reaction of the amine with acetaldehyde in the presence of Pt, ethylation of the amino-group has been improved by the use of Ra-Ni and ethanol.
- White has applied these catalysts and their derivatives to new applications, with the most recent being the White catalyst's dehydrogenative Diels-Alder reaction and the iron-mediated intramolecular C-H amination reaction.
- It was produced accidentally by Rudolf Leuckart in the reaction of benzaldehyde with formamide in a process now known as the Leuckart reaction, a general process in which reductive amination of aldehydes or ketones yields the corresponding amine.
- Dowex A-1 is available commercially and is widely used to determine general properties of chelating resins such as rate determining step and pH dependence, etc . Dowex A-1 is produced from chloromethylated styrene-divinylbenzene copolymer via amination with aminodiacetic acid.
- Diloxanide furoate ( Furamide, Amicline ), a lumenal amoebicide used in the treatment of amoebiasis and amoebic dysentery, has been synthesized from the relatively simple intermediates : " p "-bromophenol, methylamine, dichloroacetyl chloride and 2-furoyl chloride, through an amination, acylation and esterification sequence.
- Still another process has been found for the production of TATB from materials that are surplus to military use . 1, 1, 1-trimethylhydrazinium iodide ( TMHI ) is formed from the rocket fuel unsymmetrical dimethylhydrazine ( UDMH ) and methyl iodide, and acts as a vicarious nucleophilic substitution ( VNS ) amination reagent.
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