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A new and efficient route for the preparation of substituted β-lactones from chromium–carbene complexes gave the title complex, C19H24O5, as the major stereoisomeric product.
Supporting information
![cif](https://journals.iucr.org//../logos/filetypeicons/bw/b1/ciflogo.png) | Crystallographic Information File (CIF) Contains datablocks global, mckendry4 |
![hkl](https://journals.iucr.org//../logos/filetypeicons/bw/b1/hkllogo.png) | Structure factor file (CIF format) Supplementary material |
CCDC reference: 128716
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