Patent · US Active

Method for preparing 2-hydroxybutyrolactone

US8822706B2 · kind B2 · utility

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13Claims
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Assignee

Inventors

Key dates

Filing dateOct 17, 2011
Grant dateSep 2, 2014
Priority date—
Expiry dateOct 17, 2031

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C381/12
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The invention relates to a method for preparing 2-hydroxybutyrolactone (2HBL) from a compound or its salt or its oligomers, said compound fitting formula (I)CH3—S—CH2CH2CR1R2R3

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.