Warning: file_put_contents(): Only 0 of 4932 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/69228.com/index.php on line 55 久久青青草原国产精品免费,92午夜日韩理论在线
This dissertation studied allylation reactions of carbonyl compounds promoted by inorganic salts or carbon dioxide in aqueous media. 本論文主要研究了水相中無機鹽和二氧化碳促進羰基化合物烯丙基化反應。