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acetaldehyde 4-azidobenzaldehyde 海关参考信息
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2901220000-丙烯
2902300000-甲苯
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专利信息
专利号:US-2014364339-A1
优先权日:2011-08-29
标 题 :Versatile and stereospecific synthesis of gamma,delta -unsaturated amino acids by wittig reaction
专利号:WO-2013030193-A1
优先权日:2011-08-29
标 题:Versatile and stereospecific synthesis of gamma,delta -unsaturated amino acids by wittig reaction
专利号:EP-2751124-A1
优先权日:2011-08-29
标 题 :Versatile and stereospecific synthesis of gamma,delta -unsaturated amino acids by wittig reaction