Dimethoxy bengene 间苯二甲醚 ; 邻甲基苯甲醚
dimethoxy 二甲氧基
o-dimethoxy benzene 邻二甲氧基苯
dimethoxy-benzoic aci 邻二甲氧基苯甲酸
Dimethoxy dipropylene glycol 二丙二醇二甲醚
Dimethoxy-propanenitrile 氰基乙醛缩二甲醇
m-Dimethoxy benzene 间苯二甲醚
Dimethyl dimethoxy silicane 二甲基二甲氧基硅烷
Results A new benzophenone was isolated and identified as 2-methoxy-3,4-methylenedioxy-benzophenone (I), along with a known compound 4-hydroxy-2,6-dimethoxy-benzophenone (II).
结果分离鉴定了2个二苯酮化合物，其结构分别为2 甲氧基- 3， 4 -亚甲二氧基-二苯酮（I）， 4 羟基-2， 6 -二甲氧基-二苯酮（II）。
The five quinazoline compounds were prepared by using 2 amino 4,5 dimethoxy benzoic acid as original material, which underwent ring closing, halogenation and substitution.
方法：以2 氨基4 ，5 二甲氧基苯甲酸为原料，分别经过环化、氯代、取代等反应，合成了五种目标化合物。
A new process has been developed to synthesize dimethoxy methyl acetoacetate with dimethoxyacetic acid methyl ester and methyl acetate in the presence of sodium methanol.
以二甲氧基乙酸甲酷和乙酸甲酷为主要原料，经甲醇钠催化制备二甲氧基乙酞乙酸甲醋。
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