Abietic acid (also known as abietinic acid or sylvic acid) is a mild organic acid found in coniferous trees. It is a commercially important component...

Resin acid refers to mixtures of several related carboxylic acids, primarily abietic acid, found in tree resins. Nearly all resin acids have the same...

Abietic acid dermatitis is a contact dermatitis often seen in association with musical instruments. The main cause is a type-I hypersensitivity reaction...

acid is a carboxylic acid from the resin acid group, often found in the oleoresins of pine trees. It can be prepared by dehydration of abietic acid,...

as the (R)-enantiomer, but racemizes at 300 °C. When warmed with mineral acid, limonene isomerizes to the conjugated diene α-terpinene (which can also...

alfalfa. Oleanolic acid American pokeweed, honey mesquite, garlic, java apple, cloves, and many other Syzygium species. Ursolic acid apples, basil, bilberries...

might give acid numbers in the range of 125–135. Normally crude tall oil contains rosins, which contains resin acids (mainly abietic acid and its isomers)...

particular note among these are sugar acids such as glucuronic acid and galacturonic acid, which are oxidized forms of glucose and galactose. Cardenolide...

C20H30O2. The resin acids may be classified into two types, abietic and pimaric. The abietic-type group include levopimaric, l-abietic and neoabietic. The...

properties. These properties are mediated in part by terpenes such as abietic acid and lupeol, which alter neutrophil migration into inflamed regions. Pimenta...

PMID 19742422. Liu, Jie (December 1995). "Pharmacology of oleanolic acid and ursolic acid". Journal of Ethnopharmacology. 49 (2): 57–68. doi:10.1016/0378-8741(95)90032-2...

the resin acids are regenerated upon treatment with acids. Examples of resin acids are abietic acid (sylvic acid), C20H30O2, plicatic acid contained in...

pimaric acid, sandaracopimaric acid, isopimaric acid, abietic acid, levopimaric acid, palustric acid, neoabietic acid and dehydroabietic acid. Bicyclic...

categories, such as carotenoids and polyphenols, which include phenolic acids, flavonoids, stilbenes or lignans. Flavonoids can be further divided into...

is similar, as are the enzymes involved. Synthesis begins with mevalonic acid, which is converted into dimethylallyl pyrophosphate. This is then condensed...

either a Diels-Alder reaction or an intramolecular Michael addition. Loganic acid is an iridoid substrate converted to strictosidine which reacts with tryptamine...

pyrophosphate, which is formed from acetyl-CoA via the intermediacy of mevalonic acid in the HMG-CoA reductase pathway. An alternative, unrelated biosynthesis...

hydrocarbon with oxygenated groups) and a resin acid. Palustric acid is an isomer of abietic acid: the location of the two C=C bonds differ in these two compounds...

plants and structurally diverse. Polyphenols include phenolic acids, flavonoids, tannic acid, and ellagitannin, some of which have been used historically...

absorption A slowing of bile acid absorption in the ileum so bile acids escape through to the cecum Altered or increased bile acid metabolism in the cecum...

resist polymerization (low ceiling temperatures) but are susceptible to acid-induced carbocation formation. Selected terpenes Limonene, a monoterpene...

DMAPP and IPP. In the mevalonate pathway DMAPP is synthesised from mevalonic acid. In contrast, DMAPP is synthesised from HMBPP in the MEP pathway. At present...

Resin acids Abietic acid Communic acid Dehydroabietic acid Isopimaric acid Lambertianic acid Levopimaric acid Mercusic acid Neoabietic acid Pimaric acid Sandaracopimaric...

Resin acids Abietic acid Communic acid Dehydroabietic acid Isopimaric acid Lambertianic acid Levopimaric acid Mercusic acid Neoabietic acid Pimaric acid Sandaracopimaric...

Resin acids Abietic acid Communic acid Dehydroabietic acid Isopimaric acid Lambertianic acid Levopimaric acid Mercusic acid Neoabietic acid Pimaric acid Sandaracopimaric...

betanin, the simplest betacyan. In addition, betalamic acid reacts spontaneously with various amino acids or amines to form yellow-orange colored betaxanthins...

Resin acids Abietic acid Communic acid Dehydroabietic acid Isopimaric acid Lambertianic acid Levopimaric acid Mercusic acid Neoabietic acid Pimaric acid Sandaracopimaric...

Resin acids Abietic acid Communic acid Dehydroabietic acid Isopimaric acid Lambertianic acid Levopimaric acid Mercusic acid Neoabietic acid Pimaric acid Sandaracopimaric...

Resin acids Abietic acid Communic acid Dehydroabietic acid Isopimaric acid Lambertianic acid Levopimaric acid Mercusic acid Neoabietic acid Pimaric acid Sandaracopimaric...

of these medications and is considered only a moderate interaction. Bile acid sequestrants and proton-pump inhibitors can decrease absorption of β-carotene...