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In the structure of 1-hydroxy-1-propynyl-1,2,3,4-tetrahydronaphthalene-2-spiro-(2′-cyclohexen-4′-one), C
18H
18O
2, the C
sp2 atom at the spiro junction (axial) is
trans to the propargyl chain (pseudo-axial). The crystal structure is stabilized by O-H

O hydrogen bonds.
Supporting information
 | Crystallographic Information File (CIF) Contains datablocks global, a |
CCDC reference: 127071

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