Isoprene, or 2-methyl-1,3-butadiene, is a common volatile organic compound with the formula CH2=C(CH3)−CH=CH2. In its pure form it is a colorless volatile...
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Terpene (redirect from Isoprene rule)
solids. Conceptually derived from isoprenes, the structures and formulas of terpenes follow the biogenetic isoprene rule or the C5 rule, as described...
32 KB (3,489 words) - 20:15, 26 October 2024
The enzyme isoprene synthase (EC 4.2.3.27) catalyzes the chemical reaction prenyl pyrophosphate ⇌ {\displaystyle \rightleftharpoons } isoprene + diphosphate...
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distinct types of biochemical subunits or "building-blocks": ketoacyl and isoprene groups. Using this approach, lipids may be divided into eight categories:...
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synthetic rubber, a copolymer of isobutylene with isoprene. The abbreviation IIR stands for isobutylene isoprene rubber. Polyisobutylene, also known as "PIB"...
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Oak trees produce a haze of isoprene, which helps give the Blue Ridge Mountains their signature color....
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naturally occurring organic chemicals derived from the 5-carbon compound isoprene and its derivatives called terpenes, diterpenes, etc. While sometimes used...
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without decomposition, although at elevated temperatures it cracks to form isoprene. It oxidizes easily in moist air to produce carveol, carvone, and limonene...
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important reaction that uses these activated isoprene donors is sterol biosynthesis. Here, the isoprene units are joined to make squalene and then folded...
113 KB (12,407 words) - 21:53, 31 October 2024
Triterpenes are a class of terpenes composed of six isoprene units with the molecular formula C30H48; they may also be thought of as consisting of three...
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caoutchouc, as initially produced, consists of polymers of the organic compound isoprene, with minor impurities of other organic compounds. Thailand, Malaysia,...
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Methacrylonitrile (redirect from Isoprene cyanide)
Methacrylonitrile (or 2-Methylprop-2-enenitrile), MeAN in short, is a chemical compound that is an unsaturated aliphatic nitrile, widely used in the preparation...
13 KB (1,696 words) - 17:38, 5 September 2022
isobutylene, isoprene, chloroprene; elastomeric polymers are often made with a high percentage of conjugated diene monomers such as 1,3-butadiene, isoprene, or...
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when seen from a distance. Trees put the "blue" in Blue Ridge, from the isoprene released into the atmosphere. This contributes to the characteristic haze...
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Monoterpenes are a class of terpenes that consist of two isoprene units and have the molecular formula C10H16. Monoterpenes may be linear (acyclic) or...
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rubber to the point that chemical reactions form disulfide bridges between isoprene units of the polymer. This process, patented in 1843,[citation needed]...
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which are terpenoids (isoprenoids), synthesized biochemically from eight isoprene units and thus having 40 carbons. Dietary β-carotene is a provitamin A...
34 KB (3,541 words) - 22:37, 9 October 2024
and trans-1,4-polyisoprene gutta-percha Synthetic polyisoprene (IR for isoprene rubber) Polybutadiene (BR for butadiene rubber) Chloroprene rubber (CR)...
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Machine, Corporate Information BioIsoprene Archived 2010-12-11 at the Wayback Machine, Goodyear concept tire with BioIsoprene technology wins ‘Environmental...
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of isoprene. In practice polyisoprene is commonly used to refer to synthetic cis-1,4-polyisoprene, made by the industrial polymerisation of isoprene. Natural...
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Sesquiterpenes are a class of terpenes that consist of three isoprene units and often have the molecular formula C15H24. Like monoterpenes, sesquiterpenes...
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Chemical Investigations into Microbial Degradation of Synthetic Poly(cis-1,4-isoprene)". Applied and Environmental Microbiology. 66 (9): 3680–3685. Bibcode:2000ApEnM...
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cinhoninon Quinine, quinidine, cinchonine, cinhonidine Indole derivatives Non-isoprene indole alkaloids Simple indole derivatives Tryptophan → tryptamine or 5-Hydroxytryptophan...
69 KB (5,412 words) - 14:54, 28 October 2024
Hillier, Stephen G.; Lathe, Richard (2019). "Terpenes, hormones and life: Isoprene rule revisited". Journal of Endocrinology. 242 (2): R9–R22. doi:10.1530/JOE-19-0084...
23 KB (2,364 words) - 01:07, 25 October 2024
The majority of VOCs are produced by plants, the main compound being isoprene. Small amounts of VOCs are produced by animals and microbes. Many VOCs...
61 KB (6,607 words) - 22:40, 20 October 2024
v t e Types of terpenes and terpenoids (# of isoprene units) Basic forms: Acyclic (linear, cis and trans forms) Monocyclic (single ring) Bicyclic (2 rings)...
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the Bayer laboratory in Elberfeld, Germany, succeeded in polymerizing isoprene, making the first synthetic rubber. Studies published in 1930 written independently...
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the production of harmful volatile organic compounds, like isoprenes. The emission of isoprenes into the air, by plants, can severely impact the environment...
137 KB (15,874 words) - 11:32, 21 October 2024
derived from the tree, particularly from Palaquium gutta; it is a polymer of isoprene which forms a rubber-like elastomer. The word "gutta-percha" comes from...
16 KB (1,713 words) - 13:24, 6 October 2024