例句 /

One of the methods is studied to synthesize ,-Pentanediol. The reaction is carried out from a material of valeric acid,and ,-Pentanediol is prepared by bromization,hydrolysis and reduction.

One of the methods is studied to synthesize ,-Pentanediol. The reaction is carried out from a material of valeric acid,and ,-Pentanediol is prepared by bromization,hydrolysis and reduction.

研究了,-戊二醇的合成方法,以正戊酸为原料,经过溴代、水解和还原反应制得,-戊二醇。