Results 31 to 40 of about 36,585 (232)

Crystal structure of 3-acetyl-4-hydroxybenzoic acid, C18H16O8

open access: yesZeitschrift für Kristallographie - New Crystal Structures, 2020
C18H16O8, monoclinic, P21/c (no. 14), a = 5.3210(8) Å, b = 5.1825(8) Å, c = 29.598(5) Å, β = 93.875(2)°, V = 814.3(2) Å3, Z = 2, Rgt(F) = 0.0340, wRref(F2) = 0.1011, T = 296(2) K.
Gu Jia   +4 more
doaj   +1 more source

SYNTHESIS OF FLAVANONE-6-CARBOXYLIC ACID DERIVATIVES FROM SALICYLIC ACID DERIVATIVE

open access: yesIndonesian Journal of Chemistry, 2012
Synthesis of flavanone-6-carboxylic acid derivatives had been conducted via the route of chalcone. The synthesis was carried out from salicylic acid derivative, i.e.
Muhammad Idham Darussalam Mardjan   +4 more
doaj   +1 more source

Betalains and phenolic compounds of leaves and stems of Alternanthera brasiliana and Alternanthera tenella [PDF]

open access: yes, 2018
Betacyanins and phenolic compounds from acetonitrile:acidified water extracts of Alternanthera brasiliana and Alternanthera tenella were characterized and quantified using a high-performance liquid chromatography system coupled with diode array and ...
Alvarez, I.   +5 more
core   +1 more source

The pharmacokinetics of anthocyanins and their metabolites in humans [PDF]

open access: yes, 2014
Background and Purpose: Anthocyanins are phytochemicals with reported vasoactive bioactivity. However, given their instability at neutral pH, they are presumed to undergo significant degradation and subsequent biotransformation.
Anupongsanugool   +46 more
core   +1 more source

Potential of a sunflower seed by-product as animal fat replacer in healthier Frankfurters [PDF]

open access: yes, 2020
Upcycled defatted sunflower seed flour (SUN), a by-product obtained from sunflower oil extraction, was used as an animal fat replacer to develop healthier frankfurters.
Grasso, Simona   +4 more
core   +1 more source

Competitive adsorption of p-hydroxybenzoic acid and phenol on activated carbon : experimental study and modelling. [PDF]

open access: yes, 2013
The competitive adsorption of phenol and p-hydroxybenzoic acid (4HBA) has been investigated on activated carbon (AC) for a wide range of concentrations under unbuffered conditions. The results show a preferential adsorption of 4HBA which can be explained
Andriantsiferana, Caroline   +4 more
core   +2 more sources

Synthesis, metal complexation and biological evaluation of a novel semi-rigid bifunctional chelating agent for 99mTc labelling [PDF]

open access: yes, 2006
A novel bifunctional chelating agent bearing an aromatic ring has been synthesised and characterised. This ligand formed well-defined oxorhenium complexes.
Benoist, Eric   +4 more
core   +2 more sources

Two New Lactam Derivatives from Micromelum falcatum (Lour.) Tan. with Brine Shrimp Larvae Toxicity

open access: yesMolecules, 2023
Chemical investigation of the stems of Micromelum falcatum (Lour.) Tan. led to the isolation of two new lactam derivatives, named 3-(hydroxy(10-hydroxyphenyl)methyl)-4-(16-hydroxyphenyl)-1-methylpyrrolidin-2-one (1) and 3-(hydroxy(10-hydroxy-9 ...
Bin Liu   +5 more
doaj   +1 more source

Low-molecular-weight components of olive oil mill wastewaters [PDF]

open access: yes, 2004
A new lignan 1-hydroxy-2-(4-hydroxy-3-methoxyphenyl)-6-(3-acetyl-4-hydroxy-5-methoxyphenyl)-3,7-dioxabicyclo[ 3.3.0]octane, the secoiridoid 2H-pyran-4-acetic acid,3-hydroxymethyl-2,3-dihydro-5-(methoxycarbonyl)-2- methyl-, methyl ester, the ...
DELLA GRECA, MARINA   +3 more
core   +1 more source

Antioxidant activity of thyme waste extract in O/W emulsions [PDF]

open access: yes, 2019
Thymus vulgaris (thyme) is an aromatic plant and its essential oil has been applied as antimicrobial and antioxidant due to the presence of phenolic compounds.
AAZZA, Smail   +8 more
core   +1 more source

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