溶劑位移 的英文怎麼說
中文拼音 [róngjìwèiyí]
溶劑位移
英文
solvent shift- 溶 : 動詞(溶化; 溶解) dissolve
- 劑 : Ⅰ名詞1 (藥劑; 制劑) a pharmaceutical or other chemical preparation 2 (某些有化學作用的物品) a...
- 位 : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
- 移 : Ⅰ動詞1. (移動) move; remove; shift 2. (改變; 變動) change; alter Ⅱ名詞(姓氏) a surname
- 溶劑 : dissolvant; solvent; resolvent; solventia; menstruum
-
By choosing different solvents, concentrations and temperatures, and using nmr spectrum technique, to determine the hydroxyl of z / e isomers of perillartine, the concentration of which was 3. 125 mg / ml, present different chemical shifts in c6d6, solvent and carbon tetrachloride and in the 1h nmr, and accordingly, conduct qualitative and quantitative analysis of z / e isomers of perillartine
摘要本文利用核磁共振波譜儀,通過對紫蘇葶溶液不同溶劑、不同濃度和不同測試溫度的選擇,使順式結構和反式結構的紫蘇葶羥基峰在核磁共振維氫譜中呈現出不同化學位移值,從而對其順式結構和反式結構進行了定性、定量分析。The results showed that the products represented positive solvatochromism and the stokes shifts increased with increase of polarity of the solvents
結果表明,隨著溶劑極性的增大所合成的化合物均表現為正溶劑化顯色,且斯托克斯位移較大。
分享友人