Chrysanthemic Acid → alpha-Fluoro-3-phenoxybenzyl 3-(2-methylprop-1-enyl)-2,2-dimethylcyclopropanecarboxylate

関与物質

反応手順

This compound was prepared from 3-(2-methylprop-1-enyl)-2,2-dimethylcyclopropanecarboxylic acid and α-fluoro-3-phenoxybenzylbromide following the procedure described in Example 2 Method B. The product, a colourless oil, was characterised by pmr spectroscopy. Chemical shift δppm (solvent CDCl3): 1.24 (6H, m, C(CH3)2); 1.70 (6H, s, (CH3)2C=); about 1.9 (2H, m, cyclopropyl protons); 4.93 and 5.43 (1H, 2xd, J=7 Hz, vinyl proton); 7.13 (1H, d, J=56 Hz, CHF); about 7.1 (9H, m, aromatic protons).

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