Online article for Non-subscribers

Pay per view

Heterocycles has a pay-per-view service for Non-subscribers.
You will be able to directly purchase the full text article through PayPal.
Your purchased Paper can be downloaded after the payment is completed.
An e-mail will be sent the URL to download the paper.
If you have any questions, please contact: purchase@heterocycles.com

Price: ¥ 4,400 (Yen only)
Period: This Article can be accessed for 7 days.

Note | Regular issue | Vol 65, No. 3, 2005, pp.649-656
Published online, 21st January, 2005
DOI: 10.3987/COM-04-10301
Hypervalent Iodine(III) Sulfonate Mediated Synthesis of 5-Benzoyldihydro-2(3H)-furanone in Ionic Solvent

Rei-Sheu Hou, Huey-Min Wang, Yu-Chien Lin, and Ling-Ching Chen*

*Graduate Institute of Pharmaceutical Sciences, Kaohsiung Medical University, Kaohsiung 807, Taiwan, R.O.C.

Abstract

The room temperature ionic liquid, n-butylpyridinium tetrafluoroborate (BPyBF4) is used as a “green” recyclable solvent for the reaction of 4-benzoylbutyric acid with [hydroxy-(2,4-dinitrobenzenesulfonyloxy)iodo]- benzene (HDNIB) to prepare 5-benzoyldihydro-2(3H)-furanone.