It is probable that tetrahydro acids are first formed, which suffer rearrangement to orthoketone carboxylic acids.
"Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1" by Various
Oxycinnolin carboxylic acid on heating gives oxycinnolin, melting at 225 deg., which with phosphorus pentachloride gives chlorcinnolin.
"Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 4" by Various
Potassium permanganate oxidizes it first to methylfurazane-carboxylic acid and then to furazanedicarboxylic acid.
"Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 3" by Various
On its website, DuPont calls Aptexor "the first compound in an advanced generation of carboxylic acid herbicides .".
Many scientists believe those meteor showers provided the quantities of carboxylic acids, amino acids, and amines necessary to create life in the primordial soup of Earth's ancient seas.
The oxygen is present in aldehydes and carboxylic acids, carbon oxides and of course, water.
Cosmic Dust in the 21st Century
This overlap is ∼ 0.85 for all carbons, except for the carbon at the terminal carboxylic acid group, which has an overlap of ∼ 0.87.
Shake-up and shake-off excitations with associated electron losses in X-ray studies of proteins
The reaction of molybdenum hexaﬂuorid e with carboxylic acids. J.
Experimental Quantum Computation with Nuclear Spins in Liquid Solution
Complexing ligands under study include carboxylic acids, phosphor organic compounds as well as chelating agents. A detector containing about 10 tons of indium is under consideration.
Astrophysical Neutrino Telescopes
Soluble molecules are numerous and include molecules from many chemical families: for instance aliphatic hydrocarbons, polycyclic aromatic hydrocarbons (PAHs), carboxylic and dicarboxylic acids, amines, and biologically relevant molecules such as amino-acids, sugars (polyols) or nucleobases (purines and pyrimidines).
Meteorites and the physico-chemical conditions in the early solar nebula
The monomeric subunits of non-ribosomal peptides and polyketides are amino acid and carboxylic acid, respectively.
Template-directed biopolymerization: tape-copying Turing machines