Results 1 to 10 of about 1,517 (108)

Oxygen rearrangement of molecular ions of 3-phenylpropionates

open access: yesOrganic Mass Spectrometry, 1980
Richard M. Caprioli   +2 more
exaly   +3 more sources

Transmissible microbial and metabolomic remodeling by soluble dietary fiber improves metabolic homeostasis

open access: yesScientific Reports, 2015
Dietary fibers are increasingly appreciated as beneficial nutritional components. However, a requisite role of gut microbiota in fiber function and the overall impact of fibers on metabolomic flux remain unclear.
Baokun He   +10 more
semanticscholar   +1 more source

Cytotoxic lignans from Cryptocarya impressinervia

open access: yes, 2019
Chemical investigation of the twigs of Cryptocarya impressinervia yielded 23 known compounds including 8 lignans, 3 phenylpropionates, 1 xanthone, 3 flavonoids, 1 phenylpropanoid, 1 substitued phenol, 1 triterpenoid, 3 sterols and 2 aliphatic compounds ...
Jinhe Jiang (665606)   +2 more
core   +1 more source

Enantioselektive chemoenzymatische Synthese von 2-Arylpropionsäuren und Dihydropyrimidinonen unter Verwendung von Lipasen als Biokatalysatoren [PDF]

open access: yes, 2011
The enzymatic hydrolysis and racemization of alkyl 2-arylpropionates were investigated with respect to a possible dynamic kinetic resolution. Different enzymes were tested for the hydrolysis of several alkyl 2-phenylpropionates.
Alfaro Blasco, María
core   +1 more source

Acylation of subtilisin Carlsberg by phenyl esters.

open access: yesJournal of Biological Chemistry, 1976
Approximate Hammett reaction constants rho calculated from k2/K8 values of several phenyl esters of N-acetyl-L-phenylalanine, hippuric acid, and beta-phenylpropionic acid are 0.0, 0.4, and 1.0 respectively.
M. S. Matta   +3 more
semanticscholar   +1 more source

Oxidative nucleophilic substitution of hydrogen in nitrobenzenes with 2-phenylpropionic esters

open access: yes, 2004
Carbanions of alkyl 2-phenylpropionates add to nitroarenes in positions para to the nitro group, the produced σ H adducts are oxidized by KMnO4 to form alkyl 2-phenyl-2-(4- nitroaryl)propionates whereas oxidation with dimethyldioxirane gives esters of 2 ...
M. Mąkosza   +2 more
semanticscholar   +1 more source

Carboxamidomethyl esters as reactive substrates for alpha-chymotrypsin. Orientational effects of hydrogen-bonding interactions.

open access: yesJournal of Biological Chemistry, 1976
Effects of hydrogen-bonding interactions of amide groups on reactivity of esters to alpha-chymotrypsin were studied. Of the methyl esters studied, only that from acetyl-L-phenylalanine has k3 rate-limiting.
S. Cohen, B. Torem, V. Vaidya, A. Ehret
semanticscholar   +1 more source

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