854280-48-1Relevant articles and documents
Synthesis of substituted dihydrobenzothiopyrans and dihydrobenzopyrans by cation-mediated cyclisation reactions
Bonfanti, Jean-Fran?ois,Craig, Donald
, p. 3719 - 3723 (2007/10/03)
Treatment with acid of thiosalicylaldehyde- and salicylaldehyde-derived phenyl 3-phenyl-2-propenyl thioethers and ethers possessing latent oxonium ion functionality triggers simple or tandem cyclisation to give substituted dihydrobenzothiopyrans and dihyd