研究了两类19种取代硫脲类化合物的低分辨ei质谱。
The EI mass spectra of 19 new substituted thiourea compounds were studied.
设计并合成了23个芳酰基硫脲类化合物，95个双取代脲类化合物及25个双取代硫脲类化合物。
Total 23 compounds of Aroyl thiourea scaffold. 95 compounds of bis-substituted urea scaffold, 25 compounds of thiourea scaffold were designed and prepared.
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