常見例句Their structures havebeen characterized by elemental analysis, MS, IR and1 HNMR spectra. 通過元素分析、譜、外光譜和核磁共振氫譜對兩種化合物的結構進行了表征。Analysis of product by means of FTIR and HNMR,the result showed that no by-product the purity was high. 利用核磁共振、紅外光譜對產品進行分析,結果顯示產品中無副產物,純度較高。The chemical structure of the cyan DAR coupler was identified by IR, HNMR, MS and elemental analysis. 其結構經IR、HNMR、MS和元素分析等檢測與所設計一致。Results: The synthesized aripiprazole was confirmed byelemental analysis,IR, 1 HNMR and MS.The total yield was 85%. 結果:合成了目標化合物,總收率85%25,其化學結構經元素分析、紅外光譜、核磁共振氫譜及質譜確證。RESULTS The intermediate and final conjugates were characterized by IR, (superscript 1)HNMR, MS and HPLC. 結果中間產物及偶聯(lián)產物經(上標1)HNMR、IR、MS、HPLC等確證。The structure of dehydroacetic acid was confirmed by IR, 1 HNMR, 13 CNMR and MS. 對所合成的產物通過IR、1HNMR、13CNMR和MS分析,表征了其分子結構。 返回 HNMR