## Abstract Radiolabeled 4‐hydroxycoumarin was synthesized on a microscale by condensing [U‐^14^C]phenol and malonic acid in the presence of anhydrous zinc chloride and phosphorus oxychloride. The yield was 14% on a 0.5 mmol scale at a specific activity of 107 μCi/mmol.
Synthesis of [phenyl-U-14C] tefluthrin
✍ Scribed by Raymond A Burrell
- Book ID
- 103920327
- Publisher
- Elsevier Science
- Year
- 1988
- Weight
- 57 KB
- Volume
- 39
- Category
- Article
- ISSN
- 0883-2889
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