PROBLEM TO BE SOLVED: To provide a biotechnological process for converting carboxylic acid ester which is as efficient as possible with regard to the yield, carbon balance and/or nitrogen balance and/or purity.SOLUTION: A recombinant cell is used which has reduced activity of a polypeptide having...
The process com-\nprises contacting an olefin and a formate ester or\ntransesterification product thereof with a soluble\niridium catalyst and iodide promoter at temperatures of\nfrom 150 to 300掳C in a carboxylic acid solvent.doi:CA1239937 A1PRUETT, ROY L....
摘要: PROBLEM TO BE SOLVED: To solve the important industrial problem involving a mass of difficulties to overcome converting alkane by selective partial oxidation and dehydrogenation into a product such as olefin, unsaturated carboxylic acid, and ester of unsaturated carboxylic acid or the like.收藏...
500 μL of Dynabeads MyOne carboxylic acid magnetic beads (Thermo Fisher Scientific) were washed five times with 500 μL of water on a magnetic rack. The beads were then resuspended in 150 μL of 0.2 mM 5’ amino-PEG Glu FP, 200 mM NaCl, 1 mM imidazole chloride and ...
Seaweed-derived biochar with multiple active sites as a heterogeneous catalyst for converting macroalgae into acid-free biooil containing abundant ester and sugar substancesSeaweed-derived biocharCatalytic pyrolysisAcid-free biooilEstersSugarsA series of environmentally friendly and low-cost seaweed-derived ...
(4-aminomethyl) benzoic acid, Fmoc-β-cyclohexyl-L-alanine, Fmoc-L-α-aminoadipic acid δ-tert-butyl ester, Fmoc-D-proline, Fmoc-L-methionine sulfone, Fmoc-β-alanine-OH, Fmoc-4-phenylpiperidine-4-carboxylic acid, Fmoc-L-ornithine(Boc), Fmoc-4-(Boc-amino)-L-phenylalanine, Fmoc-3-(4...
[0080] The compounds of this invention were prepared by using the general synthetic methods as described in Schemes 1, 2, 3, and 4. Z-Asparatic acid α-bromomethyl ketone (Scheme 1; Formula 1; Z=benzyloxycarbonyl) is treated with an alcohol or a carboxylic acid in the presence of KF us...
-pentanedioic acid—(2S,3aS,7aS)-1-[(2S)-2-{[(1S)-1-(ethoxycarbonyl)-butyl]-amino}-propionyl]-octahydro-1H-indole-2-carboxylic acid (1:1); 2-[(3-{[5-oxido-4-(phenylsulphonyl)-1,2,5-oxadiazol-3-yl]-oxy}-propionyl)-amino]-ethanesulphonic acid—(2S,3aS,7aS)-1-[(2S)-2-...
2-carboxylic acid 9 1-(S--alanyl)-1,2,3,4-tetra- 1-(-- N--[1-(ethoxycarbonyl)-3- hydroquinoline-2-carboxylate, phenylpropyl]alanyl)-1,2,3,4- -t-butyl ester tetrahydroquinoline-2-carboxylic acid ___
Examples of the acrylic acid alkyl ester or methacrylic acid alkyl ester include acrylic acid unsubstituted alkyl esters or methacrylic acid unsubstituted alkyl esters such as methyl acrylate, methyl methacrylate, ethyl acrylate, ethyl methacrylate, butyl acrylate, butyl methacrylate, 2-ethylhexyl acrylate...