| 摘要 |
Process for preparing oxirane compounds by reacting a corresponding olefinic compound with a periodate having the formula MIO4, MH4IO6 or M2H3IO6, or the respective hydrates, and process for preparing an alkali metal monobasic or dibasic periodate, or mixture thereof, by reacting an alkali metal tribasic, tetrabasic or pentabasic periodate, or mixture thereof, with a substance having relative acidic value, pKa, of 3 to 16 at a temperature of 0 DEG C to 350 DEG C and a pressure of 1 to 100 atmospheres, the molar ratio of periodate to said substance being 1:1 to 1:1000. |
