3-Benzoxepin

3-Benzoxepin
Skeletal formula of 3-benzoxepin
Names
Preferred IUPAC name
3-Benzoxepine
Identifiers
3D model (JSmol)
ChemSpider
  • InChI=1S/C10H8O/c1-2-4-10-6-8-11-7-5-9(10)3-1/h1-8H
    Key: APSZPCTXHHKIQO-UHFFFAOYSA-N
  • C1=CC=C2C=COC=CC2=C1
Properties
C10H8O
Molar mass 144.173 g·mol−1
Appearance Yellow solid[1]
Melting point 84 (83–84 °C;[3] 84 °C[1])
Solubility soluble in apolar solvents (diethyl ether, benzene, tetrachloromethane)[2] and alcohols (methanol)[3]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

3-Benzoxepin is an annulated ring system with an aromatic benzene ring and a non-aromatic, unsaturated, oxygen-containing seven-membered heterocyclic oxepin. The first synthesis was described by Karl Dimroth and coworkers in 1961.[1] It is one of the three isomers of the benzoxepins.

  1. ^ a b c Dimroth, K.; Pohl, G. (1961). "3-Benzoxepin". Angew. Chem. 73 (12): 436. Bibcode:1961AngCh..73..436D. doi:10.1002/ange.19610731215.
  2. ^ Cite error: The named reference Rosowsky was invoked but never defined (see the help page).
  3. ^ a b Dimroth, K.; Pohl, G.; Follmann, H. (1966). "Die Synthese von Derivaten des 3-Oxepins und des Furans durch eine zweifache Wittig-Reaktion". Chem. Ber. (in German). 99 (2): 634–641. doi:10.1002/cber.19660990238.