• Thumbnail for Butadiene
    Butadiene (redirect from Buta-1,3-diene)
    1,3-Butadiene (/ˌbjuːtəˈdaɪiːn/) is the organic compound with the formula CH2=CH-CH=CH2. It is a colorless gas that is easily condensed to a liquid. It...
    31 KB (3,158 words) - 07:17, 16 July 2024
  • Thumbnail for Diels–Alder reaction
    dienophile. An especially reactive diene is 1-methoxy-3-trimethylsiloxy-buta-1,3-diene, otherwise known as Danishefsky's diene. It has particular synthetic...
    62 KB (7,087 words) - 07:54, 21 July 2024
  • Thumbnail for Danishefsky's diene
    Danishefsky's diene (Kitahara diene) is an organosilicon compound and a diene with the formal name trans-1-methoxy-3-trimethylsilyloxy-buta-1,3-diene named after...
    10 KB (963 words) - 02:41, 26 March 2024
  • Thumbnail for Conjugated system
    stabilization is more significant for cationic systems than neutral ones. For buta-1,3-diene, a crude measure of stabilization is the activation energy for rotation...
    35 KB (4,287 words) - 23:02, 29 July 2024
  • Thumbnail for Polybutadiene
    from the polymerization of the monomer 1,3-butadiene. The IUPAC refers to polybutadiene as "poly(buta-1,3-diene)". Historically, an early generation of...
    24 KB (2,997 words) - 13:09, 10 July 2024
  • Thumbnail for Petrochemical
    with a low percentage of isoprene to make butyl rubber 1,3-butadiene (or buta-1,3-diene) – a diene often used as a monomer or co-monomer for polymerization...
    20 KB (2,009 words) - 02:38, 11 February 2024
  • One example is the coupled dimerization and hydroesterification of buta-1,3-diene. This step produces a doubly unsaturated C9-ester: 2 CH2=CH-CH=CH2 +...
    2 KB (272 words) - 09:13, 17 July 2024
  • Thumbnail for 4-Vinylcyclohexene
    racemate. It is a precursor to vinylcyclohexene dioxide. It is produced by buta-1,3-diene dimerization in a Diels-Alder reaction. The reaction is conducted at...
    4 KB (219 words) - 12:47, 14 January 2024
  • bonds take the form -diene, -triene, etc., with the size prefix of the chain taking an extra "a": CH2=CHCH=CH2 is buta-1,3-diene. Simple cis and trans...
    40 KB (4,496 words) - 20:13, 8 August 2024
  • Thumbnail for Alkene
    proceed via diverse mechanisms. Conjugated dienes such as buta-1,3-diene and isoprene (2-methylbuta-1,3-diene) also produce polymers, one example being...
    48 KB (5,122 words) - 23:58, 18 July 2024
  • Thumbnail for Sulfone
    cycloaddition reactions with dienes. The industrially useful solvent sulfolane is prepared by addition of sulfur dioxide to buta-1,3-diene followed by hydrogenation...
    7 KB (696 words) - 21:45, 11 February 2024
  • PMID 15760233. Shao, L.-X.; Shi, M. (2005), "Facile Synthesis of 2-Alkynyl Buta-1,3-dienes via Sonogashira Cross-Coupling Methodology", J. Org. Chem., 70 (21):...
    48 KB (5,443 words) - 08:05, 6 June 2024
  • Thumbnail for 3-Carboxy-cis,cis-muconic acid
    4-dihydroxybenzoate and O2 to produce 3-carboxy-cis,cis-muconate. "(1E,3Z)-buta-1,3-diene-1,2,4-tricarboxylic acid - Compound Summary". PubChem Compound. USA:...
    3 KB (139 words) - 11:39, 13 January 2024
  • Thumbnail for Ethyl acrylate
    of ethyl acrylate. With dienes, ethyl acrylate reacts as a good dienophile in Diels–Alder reactions e.g. with buta-1,3-diene in a [4+2] cycloaddition...
    16 KB (1,448 words) - 15:33, 6 August 2024
  • discrete acyclic cross-conjugated polyene. The simplest dendralene is buta-1,3-diene (1) or [2]dendralene followed by [3]dendralene (2), [4]dendralene (3)...
    12 KB (1,357 words) - 19:29, 27 October 2022
  • Thumbnail for Tetraphenyl butadiene
    Tetraphenyl butadiene (1,1,4,4-tetraphenyl-1,3-butadiene or TPB) is an organic chemical compound used as an electroluminescent dye. It glows blue with...
    4 KB (168 words) - 13:56, 17 August 2022
  • Thumbnail for Propalene
    Propalene or bicyclo[1.1.0]buta-1,3-diene is a polycyclic hydrocarbon composed of two fused cyclopropene rings. Computational studies indicate that the...
    2 KB (147 words) - 21:47, 23 July 2022
  • Thumbnail for Sulfolene
    acetate. The reversibility of the interconversion of 3-sulfolene with buta-1,3-diene and sulfur dioxide suggests the use of sulfolene as a recyclable aprotic...
    17 KB (1,863 words) - 03:14, 15 July 2024
  • may refer to: Diacetylene, or butadiyne Propalene, or bicyclo[1.1.0]buta-1,3-diene This set index page lists chemical structure articles associated with...
    301 bytes (65 words) - 20:42, 12 February 2021
  • Thumbnail for Woodward–Hoffmann rules
    the case of a photochemically driven electrocyclic ring-closure of buta-1,3-diene, electronic promotion causes Ψ 3 {\displaystyle \Psi _{3}} to become...
    93 KB (11,923 words) - 14:39, 12 August 2024
  • Thumbnail for Glutaconic acid
    Coenzyme B12-Dependent 2-Methyleneglutarate Mutase by (Z)-Glutaconate and Buta-1,3-diene-2,3-dicarboxylate". Eur. J. Inorg. Chem. 2006 (18): 3622–3626. doi:10...
    4 KB (267 words) - 19:34, 16 July 2024
  • synthesized by photolysis. Two different examples involve Argon gas and buta-1,3-diene in a mole ratio of 1500:1 Argon gas and acetylene in a mole ratio of...
    3 KB (327 words) - 09:11, 1 November 2023
  • poly[styrene-per-isoprene-per-(4-vinylpyridine)] block block (C) poly(buta-1,3-diene)-block-poly(ethene-co-propene) grafta graft (C) polystyrene-graft-poly(ethylene...
    18 KB (1,716 words) - 15:09, 13 February 2024
  • Thumbnail for Bicyclopropenyl
    isomer was formed in two steps by reaction of 1,4-bis(trimethylsilyl)buta-1,3-diene with methyllithium and dichloromethane, introducing two cyclopropane...
    5 KB (384 words) - 17:25, 28 December 2022
  • nickel-catalyzed synthesis of adiponitrile (NC−(CH2)4−CN) synthesis from buta-1,3-diene (CH2=CH−CH=CH2). Adiponitrile is a precursor to hexamethylenediamine...
    10 KB (1,082 words) - 12:04, 3 June 2024
  • respectively, much like its precursor. W(PMe3)4(η2-CH2O)H2 also reacts with buta-1,3-diene to give W(PMe3)3(η2-CH2O)(η-C4H6). W(PMe3)4(η2-CH2O)H2 can also be used...
    8 KB (738 words) - 02:15, 16 April 2024
  • of dienes and on the synthesis of the starting monomers for synthetic rubber. He had patented more than 20 ways to produce butadiene (buta-1,3-diene),...
    11 KB (1,205 words) - 03:59, 18 May 2023
  • dienophile with diene to form a cyclohexene ring. The figure below shows Diels-Alder reaction with the simplest dienebuta-1,3-diene. Comonomer must...
    24 KB (2,703 words) - 10:53, 12 January 2024
  • Thumbnail for Tetrakis(trimethylphosphine)tungsten(II) trimethylphospinate hydride
    W(PMe3)2(η2-C4H6)2 is produced. W(PMe3)4(η2-CH2PMe2)H will ligate to buta-1,3-diene when the latter is in vast excess and in the presence of light petroleum...
    60 KB (5,991 words) - 16:44, 5 July 2024
  • Thumbnail for N-heterocyclic silylene
    & -7.28eV, assigned the in-phase overlap of the Si 3py orbital and buta-1,3-diene-like π3 of the diimine. The HOMO in the tetravalent Si-hydrogenated...
    36 KB (4,605 words) - 23:15, 12 August 2023