| 摘要 |
<p>NEW MATERIAL:The compound of formula I (m is integer of 0-5; n is integer of 0-4; m and n are not 0 at the same time). EXAMPLE:5-Bromo-2-(2,3-epoxypropoxy)biphenyl. USE:Raw material of fungicidal mildew-proofing agent, fungicidal mildew-proofing resin, flame-retardant, flame-retardant resin, adhesive for optical use, resin for optical use, etc. PREPARATION:The compound of formula I can be produced by reacting the compound of formula II with an epihalohydrin in the presence of an aqueous solution of caustic alkali, using a quaternary ammonium salt, etc., as a catalyst, at 20-90 deg.C.</p> |
