| 摘要 |
1,167,645. Acetals of methylglyoxal. BADISCHE ANILIN- & SODA-FABRIK A.G. 14 Feb., 1967 [15 Feb., 1966], No. 6974/67. Heading C2C. Acetals of methylglyoxal are made by reacting a mixture of acetone and a monohydric or dihydric alcohol of 1-20 (preferably 1-6) carbon atoms with a nitrosating agent, such as nitrous acid, nitrogen trioxide or an alkyl nitrite, in the presence of an acid catalyst. |
