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In the title molecule (alternative name: 8-hydroxy-4-methyl-9-phenylthio-7,8,9,10-tetrahydro-2H–benzo[f]chromen-2-one; C20H18O3S) the tetrahydrobenzene ring is in a half-chair conformation. The planes of the coumarin and thiophenyl rings have a dihedral angle of 126.31 (5)°. The crystal structure is stabilized by O—H...O hydrogen bonds involving carbonyl and hydroxy O atoms.

Supporting information

cif

Crystallographic Information File (CIF)
Contains datablocks kc3, global

sft

Structure factor file (SHELXL table format)
Supplementary material

CCDC reference: 129410

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