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[期刊论文] 作者:Zheng LI,Xi Cun WANG, 来源:中国化学快报 年份:2004
The 1-aryloxyacetyl-4-(4′-nitrophenyloxyacetyl)-thiosemicarbazides (3a-h) are synthe- sized via reaction of 4-nitrophenyloxyacetyl chloride with ammonium thioc...
[期刊论文] 作者:Cun Wang,Zong-Guang Zhou,Zhao, 来源:世界胃肠病学杂志(英文版) 年份:2004
AIM: To study the distribution of positive lymph nodes within mesorectum and to investigate the possible micrometastasis in negative lymph nodes. METHODS: Large...
[期刊论文] 作者:Xi Cun Wang,Li Jia Zhang,Zhang, 来源:中国化学快报(英文版) 年份:2004
Sulfuric acid-modified polyethylene glycol 6000 (PEG-OSO3H) was applied as an efficient and recyclable catalyst for the synthesis of β-amino carbonyl compounds...
[期刊论文] 作者:Xi Cun WANG,Jun Ke WANG,Zheng, 来源:中国化学快报 年份:2004
An efficient poly(ethylene glycol) (PEG)-supported liquid-phase parallel approach to di(aryloxyacetyl)thiosemicarbazides is described. PEG-bound phenol reacted...
[期刊论文] 作者:Xi Cun WANG,Zheng Jun QUAN,Man, 来源:中国化学快报(英文版) 年份:2004
Eighteen 1-aroyl-4-(2-iodobenzoyl)thiosemicarbazides and corresponding semicarbazides were synthesized in excellent yield under microwave irradiation in solvent...
[期刊论文] 作者:Zhao WANG,Zong-Guang Zhou,Cun Wang,Gao-Ping Zhao,You-Dai Chen,Hong-Kai Gao,Xue-Lian Zheng,Rong WANG,Dai-Yun, 来源:世界胃肠病学杂志(英文版) 年份:2004
AIM: To assess the microscopic spread of low rectal cancer in mesorectum regions to provide pathological evidence for the necessity of total mesorectal excision...
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