“乙縮醛”造句
2024年06月20日 00:43:37
目的研究以庚醛和原甲酸三乙酯為原料制備庚醛二
乙縮醛的工藝條件.
Aim Enanthal diethyl acetal is prepared with heptaldehyde and triethyl orthoformate as raw materials.
乙縮醛一種無色, 易燃, 易揮發(fā)的液體ch3ch ( oc2h5 ) 2, 用于化妝品和溶劑.
A colorless, flammable, volatile liquid, CH 3 CH ( OC 2 H 5 ) 2, used in cosmetics and as a solvent.