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...
8 KB (677 words) - 20:47, 19 May 2024
Resin acid refers to mixtures of several related carboxylic acids, primarily abietic acid, found in tree resins. Nearly all resin acids have the same...
7 KB (910 words) - 13:25, 30 August 2024
Abietic acid dermatitis is a contact dermatitis often seen in association with musical instruments. The main cause is a type-I hypersensitivity reaction...
4 KB (305 words) - 10:43, 27 February 2022
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,...
2 KB (53 words) - 17:39, 6 May 2023
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...
19 KB (1,534 words) - 16:11, 26 August 2024
List of phytochemicals in food (section Aromatic acid)
alfalfa. Oleanolic acid American pokeweed, honey mesquite, garlic, java apple, cloves, and many other Syzygium species. Ursolic acid apples, basil, bilberries...
20 KB (1,240 words) - 15:56, 9 May 2024
Tall oil (redirect from Tall oil fatty acid)
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)...
6 KB (721 words) - 18:48, 29 July 2024
particular note among these are sugar acids such as glucuronic acid and galacturonic acid, which are oxidized forms of glucose and galactose. Cardenolide...
23 KB (2,324 words) - 13:22, 30 August 2024
C20H30O2. The resin acids may be classified into two types, abietic and pimaric. The abietic-type group include levopimaric, l-abietic and neoabietic. The...
6 KB (617 words) - 14:39, 3 May 2023
properties. These properties are mediated in part by terpenes such as abietic acid and lupeol, which alter neutrophil migration into inflamed regions. Pimenta...
5 KB (426 words) - 14:47, 3 December 2023
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...
5 KB (509 words) - 14:51, 30 April 2023
the resin acids are regenerated upon treatment with acids. Examples of resin acids are abietic acid (sylvic acid), C20H30O2, plicatic acid contained in...
14 KB (1,574 words) - 23:09, 18 July 2024
pimaric acid, sandaracopimaric acid, isopimaric acid, abietic acid, levopimaric acid, palustric acid, neoabietic acid and dehydroabietic acid. Bicyclic...
94 KB (8,942 words) - 17:19, 17 August 2024
categories, such as carotenoids and polyphenols, which include phenolic acids, flavonoids, stilbenes or lignans. Flavonoids can be further divided into...
24 KB (2,242 words) - 11:04, 16 August 2024
is similar, as are the enzymes involved. Synthesis begins with mevalonic acid, which is converted into dimethylallyl pyrophosphate. This is then condensed...
27 KB (2,643 words) - 18:30, 30 July 2024
either a Diels-Alder reaction or an intramolecular Michael addition. Loganic acid is an iridoid substrate converted to strictosidine which reacts with tryptamine...
5 KB (488 words) - 21:25, 11 January 2024
pyrophosphate, which is formed from acetyl-CoA via the intermediacy of mevalonic acid in the HMG-CoA reductase pathway. An alternative, unrelated biosynthesis...
16 KB (1,634 words) - 02:46, 23 August 2024
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...
3 KB (199 words) - 14:17, 23 July 2024
plants and structurally diverse. Polyphenols include phenolic acids, flavonoids, tannic acid, and ellagitannin, some of which have been used historically...
52 KB (5,587 words) - 23:37, 31 August 2024
Dietary fiber (section Short-chain fatty acids)
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...
85 KB (9,604 words) - 21:53, 14 August 2024
resist polymerization (low ceiling temperatures) but are susceptible to acid-induced carbocation formation. Selected terpenes Limonene, a monoterpene...
32 KB (3,485 words) - 02:54, 22 August 2024
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...
3 KB (157 words) - 19:02, 9 July 2024
Resin acids Abietic acid Communic acid Dehydroabietic acid Isopimaric acid Lambertianic acid Levopimaric acid Mercusic acid Neoabietic acid Pimaric acid Sandaracopimaric...
11 KB (913 words) - 03:04, 23 August 2024
Resin acids Abietic acid Communic acid Dehydroabietic acid Isopimaric acid Lambertianic acid Levopimaric acid Mercusic acid Neoabietic acid Pimaric acid Sandaracopimaric...
7 KB (706 words) - 04:16, 16 January 2024
Resin acids Abietic acid Communic acid Dehydroabietic acid Isopimaric acid Lambertianic acid Levopimaric acid Mercusic acid Neoabietic acid Pimaric acid Sandaracopimaric...
19 KB (1,761 words) - 01:30, 14 June 2024
betanin, the simplest betacyan. In addition, betalamic acid reacts spontaneously with various amino acids or amines to form yellow-orange colored betaxanthins...
15 KB (1,571 words) - 19:08, 23 January 2024
Resin acids Abietic acid Communic acid Dehydroabietic acid Isopimaric acid Lambertianic acid Levopimaric acid Mercusic acid Neoabietic acid Pimaric acid Sandaracopimaric...
4 KB (247 words) - 19:03, 9 July 2024
Resin acids Abietic acid Communic acid Dehydroabietic acid Isopimaric acid Lambertianic acid Levopimaric acid Mercusic acid Neoabietic acid Pimaric acid Sandaracopimaric...
5 KB (321 words) - 11:11, 1 February 2024
Resin acids Abietic acid Communic acid Dehydroabietic acid Isopimaric acid Lambertianic acid Levopimaric acid Mercusic acid Neoabietic acid Pimaric acid Sandaracopimaric...
7 KB (463 words) - 21:12, 12 December 2021
of these medications and is considered only a moderate interaction. Bile acid sequestrants and proton-pump inhibitors can decrease absorption of β-carotene...
34 KB (3,541 words) - 03:15, 16 August 2024