Sulfuric acid and Amberlyst-H+ catalyzed condensation reactions of renewable keto acids with paraformaldehyde: synthesis of a new dispiro bis-lactone ring system 2,9,13-trioxadispiro[4.1.4.3]tetradecane-3,6,10-trione

Author:

Amarasekara Ananda S.1234ORCID,Ha Uyen1234ORCID,Fonari Marina S.56748ORCID,Bejagam Shabari Nath5674ORCID,Margetić Davor910111213ORCID

Affiliation:

1. Department of Chemistry

2. Prairie View A&M University

3. Prairie View

4. USA

5. Department of Natural Sciences

6. New Mexico Highlands University

7. Las Vegas

8. Institute of Applied Physics

9. Laboratory for Physical-Organic Chemistry

10. Division of Organic Chemistry and Biochemistry

11. Ruđer Bošković Institute

12. 10001 Zagreb

13. Croatia

Abstract

The acid catalyzed condensation of levulinic acid with paraformaldehyde at 80 °C gives 2,9,11,14-tetraoxadispiro[4.1.5.3]pentadecane-3,6-dione, in which the structure was confirmed by X-ray crystallography.

Publisher

Royal Society of Chemistry (RSC)

Subject

General Chemical Engineering,General Chemistry

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