title: 4-Methyl-2-oxo-2,3-dihydro-1-benzopyran-7-yl benzene-sulfonate.
abstract: The title compound, C(16)H(12)O(5)S, is a derivative of coumarin. The dihedral angle between the coumarin ring system and the phenyl ring is 65.9 (1)°. In the crystal structure, mol-ecules are linked by weak C-H⋯O hydrogen bonding to form molecular ribbons.
authors.forename: Shu-Ping
authors.initials: SP
authors.lastname: Yang
authors.forename: Da-Qi
authors.initials: DQ
authors.lastname: Wang
authors.forename: Li-Jun
authors.initials: LJ
authors.lastname: Han
authors.forename: Yu-Fen
authors.initials: YF
authors.lastname: Liu