The n butyroin for using as flavor is obtained by reduction and condensation of sodium and ethyl n butyrate and it hasn′t been made in China.
用金属钠和正丁酸乙酯进行还原缩合反应合成了国内尚无厂家生产的香料丁偶姻，产率达到７３３％，用红外光谱和核磁共振谱证实了结
Copyright © mingxiaow.com All Rights Reserved.版权所有
本网站内容仅供参考，请以各学校实际情况为主！
工信部备案号：浙ICP备20019715号