• 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...
    18 KB (1,884 words) - 22:51, 1 January 2025
  • Thumbnail for Terpene
    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) - 14:14, 30 November 2024
  • The enzyme isoprene synthase (EC 4.2.3.27) catalyzes the chemical reaction prenyl pyrophosphate ⇌ {\displaystyle \rightleftharpoons } isoprene + diphosphate...
    4 KB (479 words) - 14:37, 26 August 2023
  • Thumbnail for Lipid
    distinct types of biochemical subunits or "building-blocks": ketoacyl and isoprene groups. Using this approach, lipids may be divided into eight categories:...
    71 KB (7,379 words) - 18:28, 13 September 2024
  • Thumbnail for Virginia
    Oak trees produce a haze of isoprene, which helps give the Blue Ridge Mountains their signature color....
    281 KB (24,653 words) - 23:01, 28 December 2024
  • Thumbnail for Limonene
    without decomposition, although at elevated temperatures it cracks to form isoprene. It oxidizes easily in moist air to produce carveol, carvone, and limonene...
    20 KB (1,584 words) - 11:15, 1 December 2024
  • naturally occurring organic chemicals derived from the 5-carbon compound isoprene and its derivatives called terpenes, diterpenes, etc. While sometimes used...
    11 KB (913 words) - 19:44, 24 October 2024
  • Thumbnail for Butyl rubber
    synthetic rubber, a copolymer of isobutylene with isoprene. The abbreviation IIR stands for isobutylene isoprene rubber. Polyisobutylene, also known as "PIB"...
    13 KB (1,522 words) - 14:41, 30 August 2024
  • Thumbnail for Elena Ceaușescu
    success." The dissertation is titled the "Stereospecific Polymerization of Isoprene" and has substantial scientific value, still cited today. Elena Ceausescu...
    25 KB (2,416 words) - 11:55, 17 December 2024
  • Thumbnail for Triterpene
    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...
    5 KB (509 words) - 14:51, 30 April 2023
  • Thumbnail for Metabolism
    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 (12,371 words) - 16:51, 16 December 2024
  • Monomer (section Isoprene)
    by glycosidic bonds into the polymers cellulose, starch, and glycogen. Isoprene is a natural monomer that polymerizes to form a natural rubber, most often...
    6 KB (654 words) - 17:11, 7 July 2024
  • 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
  • Thumbnail for Sulfur
    rubber to the point that chemical reactions form disulfide bridges between isoprene units of the polymer. This process, patented in 1843,[citation needed]...
    99 KB (11,029 words) - 13:15, 2 January 2025
  • Thumbnail for Petrochemical
    isobutylene, isoprene, chloroprene; elastomeric polymers are often made with a high percentage of conjugated diene monomers such as 1,3-butadiene, isoprene, or...
    20 KB (2,073 words) - 18:32, 13 October 2024
  • Thumbnail for Natural rubber
    caoutchouc, as initially produced, consists of polymers of the organic compound isoprene, with minor impurities of other organic compounds. Types of polyisoprene...
    61 KB (7,052 words) - 01:14, 2 January 2025
  • Thumbnail for Elastomer
    and trans-1,4-polyisoprene gutta-percha Synthetic polyisoprene (IR for isoprene rubber) Polybutadiene (BR for butadiene rubber) Chloroprene rubber (CR)...
    10 KB (972 words) - 11:47, 13 September 2024
  • Thumbnail for Dietary fiber
    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)...
    85 KB (9,472 words) - 03:53, 2 January 2025
  • Thumbnail for Sesquiterpene
    Sesquiterpenes are a class of terpenes that consist of three isoprene units and often have the molecular formula C15H24. Like monoterpenes, sesquiterpenes...
    7 KB (704 words) - 19:09, 18 November 2024
  • Monoterpenes are a class of terpenes that consist of two isoprene units and have the molecular formula C10H16. Monoterpenes may be linear (acyclic) or...
    16 KB (1,634 words) - 02:46, 23 August 2024
  • Thumbnail for Volatile organic compound
    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...
    71 KB (7,747 words) - 05:00, 19 December 2024
  • the Bayer laboratory in Elberfeld, Germany, succeeded in polymerizing isoprene, making the first synthetic rubber. Studies published in 1930 written independently...
    10 KB (1,178 words) - 01:29, 2 January 2025
  • 8
    elements), see the octet rule. The red pigment lycopene consists of eight isoprene units. A disphenoid crystal is bounded by eight scalene triangles arranged...
    61 KB (6,217 words) - 17:06, 11 December 2024
  • Thumbnail for Vitamin A
    10-carbon terpene units, which in turn were formed from eight 5-carbon isoprene units. Intermediate steps are the creation of a 40-carbon phytoene molecule...
    112 KB (12,687 words) - 15:39, 22 December 2024
  • Thumbnail for Blue Ridge Mountains
    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...
    18 KB (1,574 words) - 17:02, 3 November 2024
  • Thumbnail for Organic chemistry
    production through the Krebs cycle, and produces isoprene, the most common hydrocarbon in animals. Isoprenes in animals form the important steroid structural...
    39 KB (4,388 words) - 10:48, 2 January 2025
  • Thumbnail for Β-Carotene
    which are terpenoids (isoprenoids), synthesized biochemically from eight isoprene units and thus having 40 carbons. Dietary β-carotene is a provitamin A...
    34 KB (3,540 words) - 16:49, 17 December 2024
  • Thumbnail for Ozone depletion
    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 (15,826 words) - 13:48, 5 November 2024
  • Thumbnail for Latex
    Chemical Investigations into Microbial Degradation of Synthetic Poly(cis-1,4-isoprene)". Applied and Environmental Microbiology. 66 (9): 3680–3685. Bibcode:2000ApEnM...
    20 KB (2,242 words) - 13:55, 17 December 2024
  • Thumbnail for Lipid-anchored protein
    Prenylated proteins are proteins with covalently attached hydrophobic isoprene polymers (i.e. branched five-carbon hydrocarbon) at cysteine residues of...
    20 KB (2,232 words) - 07:44, 22 June 2024