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CAS 3393-45-1

:

5,6-dihydro-2H-pyran-2-one

Description:
5,6-Dihydro-2H-pyran-2-one, also known as caprolactone, is a cyclic ester with the molecular formula C6H10O2. It features a six-membered ring containing both oxygen and carbon atoms, which contributes to its reactivity and versatility in chemical applications. This compound is characterized by its pleasant, sweet odor and is typically a colorless to pale yellow liquid at room temperature. It has a relatively low boiling point and is soluble in organic solvents, making it useful in various chemical syntheses. 5,6-Dihydro-2H-pyran-2-one is primarily utilized in the production of polycaprolactone, a biodegradable polyester that finds applications in the manufacture of plastics, elastomers, and as a drug delivery system in pharmaceuticals. Its reactivity allows it to participate in polymerization reactions, and it can also undergo various transformations, including oxidation and reduction. Safety data indicates that it should be handled with care, as it may cause irritation upon contact with skin or eyes.
Formula:C5H6O2
InChI:InChI=1/C5H6O2/c6-5-3-1-2-4-7-5/h1,3H,2,4H2
SMILES:C1=CC(=O)OCC1
Synonyms:
  • Dihydropyranone
  • 3,6-dihydro-2H-pyran-2-one
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