Results 191 to 200 of about 10,247 (234)

Simple polyol route to synthesize heptanoic acid coated magnetite (Fe3O4) nanoparticles

open access: closedMaterials Research Bulletin, 2012
Abstract Magnetite (Fe3O4) nanoparticles were prepared via polyol method by using FeCl2 as only source of iron. As-prepared samples were characterized by powder X-ray diffractometer (XRD), scanning electron microscopy (SEM), Fourier transform infrared spectroscopy (FT-IR), thermal gravimetric analyzer (TGA) and vibrating sample magnetometer (VSM ...
M. Günay, H. Kavas, A. Baykal
openalex   +2 more sources

A practical synthesis of 3(S)-methyl-heptanoic acid from (S)-citronellol

Tetrahedron: Asymmetry, 1996
Abstract Chiral 3-methyl-heptanoic acid is readily accessible by functional group manipulation of optically active citronellol. In principle, this approach is general and could be applied to the synthesis of chiral 3-methyl-alkanoic acids seven carbon atoms in length and longer.
Ralph Breitenbach   +6 more
openaire   +3 more sources

Growth and Polymer Incorporation of Pseudomonas oleovorans on Alkyl Esters of Heptanoic Acid

open access: closedMacromolecules, 1994
Heptanoic acid and its methyl, ethyl and propyl esters were used as substrates in order to determine the growth behavior of P. oleovorans on these substrates. It was found that the cell densities reached during the fermentations depended strongly on the substrates concentrations.
Carmen Scholz   +2 more
openalex   +2 more sources

The Vapor Phase Association of Butyric and Heptanoic Acids

Journal of the American Chemical Society, 1952
R. E. Lundin, F. E. Harris, L. K. Nash
openaire   +3 more sources

Synthesis of 1-Aminocyclopropyl-Pentanoic and -Heptanoic Acid Derivatives

open access: closedLetters in Organic Chemistry, 2008
Martina Gensini   +2 more
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Davydov splitting in 7-(2-anthryl)-1-heptanoic acid Langmuir-Blodgett films

open access: closedJournal of the American Chemical Society, 1987
W.S. Durfee   +3 more
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Complexation in the heptanoic acid-heptylamine system

Colloid & Polymer Science, 2000
The complexation between heptylamine and heptanoic acid has been elucidated at 298.15 K using spectroscopic methods and also by measuring macroscopic quantities such as viscosity, conductivity and surface tension. Fourier transform IR and 13C NMR measurements point towards the existence of a compound consisting of one amine molecule and one acid ...
S. Karlsson, S. Backlund, R. Friman
openaire   +1 more source

n‐Heptanoic acid by the caustic oxidation of 2‐octanol

Journal of the American Oil Chemists' Society, 1988
Abstractn‐Heptanoic acid (97% pure) was prepared in 86% selectivity by the reaction of 2‐octanol with molten 50:50 NaOH‐KOH at 320 C using a meshing blade agitator and product heptanoic acid as an initiator.
N. E. Lawson, T. E. Farina
openaire   +1 more source

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