• Thumbnail for Persistent carbene
    A persistent carbene (also known as stable carbene) is an organic molecule whose natural resonance structure has a carbon atom with incomplete octet (a...
    62 KB (6,933 words) - 01:47, 27 April 2024
  • exception are the persistent carbenes, which have extensive application in modern organometallic chemistry. There are two common methods for carbene generation...
    22 KB (2,400 words) - 20:25, 10 June 2024
  • transition metal carbene complex is an organometallic compound featuring a divalent carbon ligand, itself also called a carbene. Carbene complexes have...
    20 KB (1,979 words) - 18:54, 5 June 2024
  • coinage metal center (M = Cu, Ag, Au) ligated by at least one NHC-type persistent carbene. A variety of such complexes have been synthesized through deprotonation...
    24 KB (2,695 words) - 02:20, 25 January 2024
  • Thumbnail for Radical (chemistry)
    Carbenes in their triplet state can be viewed as diradicals centred on the same atom, while these are usually highly reactive persistent carbenes are...
    39 KB (4,457 words) - 21:04, 7 May 2024
  • with a carbene precursor. An early pioneer was Christoph Grundmann reporting on a carbene dimerisation in 1938. In the domain of persistent carbenes the...
    3 KB (362 words) - 20:09, 2 February 2024
  • National Hockey Center in St. Cloud, Minnesota N-Heterocyclic carbene, a persistent carbene, commonly used as ligand in organometallic chemistry Nearly...
    2 KB (238 words) - 00:29, 19 April 2024
  • Triazol-5-ylidene (category Carbenes)
    The triazol-5-ylidenes are a group of persistent carbenes which includes the 1,2,4-triazol-5-ylidene system and the 1,2,3-triazol-5-ylidene system. As...
    22 KB (2,758 words) - 23:40, 9 December 2023
  • synthesis of some original persistent carbenes, including bis(diisopropylamino)cyclopropenylidene, the first example of a carbene with all-carbon environment...
    20 KB (1,554 words) - 09:39, 7 April 2024
  • strong bases. Unlike with olefins, the ylides traditionally called persistent carbenes instead tend to cleave the central bond, forming two phosphaalkene/phosphinidene...
    19 KB (2,159 words) - 04:00, 4 June 2024