氘代氯仿 1. The NMR spectral data of podophyllotoxin in two solvents ofCDCl3and DMSO were compared. 比较了微生物源的鬼臼毒素在氘代氯仿(CDCl3)和二甲亚砜(DMSO)2种溶剂中的核磁共振数据,结果表明:在溶剂DMSO中,核磁共振能提供更多可靠的信号;据解析,确定了在2种溶剂中所有13C NMR、1HNMR谱的信号归属。
氘氯仿3) Deuteration [英][,dju:tə'reiʃən] [美][,djutɚ'reʃən] 氘代 1. To suppress the interference of amide groups in the amorphous phase,the film was placed in heavy water for 4 weeks for deuteration and the deuteration rate was determined. 为了排除非晶区域酰胺基团...