IR and n-hexane cracking reaction were used to investigate the effect of different treatment conditions on acidity and catalytic activity.
用红外光谱和正己烷裂解反应考察了不同处理条件对其酸性和催化活性的影响。
2
Photochromic N methyl spirooxazine compound has been prepared. The specimen was characterized by 1H NMR and IR, and a preliminary study has been done on the photochromic properties.
合成了具有光致变色性能的化合物N 甲基螺恶嗪，对它进行了IR和1 H NMR表征，并对其光致变色性能进行了初步研究。
3
A novel metal chromium containing organic monomer, N vinylcarbazole chromium tricarbonyl has been synthesized and the structure has been confirmed by elemental analysis, IR and 1H NMR spectra.