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4,4'-dithiobis(2,6-di-tert-butylphenol) 3,5-di-tert-butyl-4-hydroxyphenylthi°Cyanate 2,6-di-tert-butylphenol 2,6-di-tert-butyl-4-(methylsulfanyl)phenol -essigsaeurethiolester1-Hydroxy-2,6-di-tert.-butyl-phenyl-(4)-essigsaeurethiolester 4-tert.-Butylmercapto-2,6-di-tert.-butyl-phenol 4-(Diphenylphosphinylthio)-2,6-di-tert.-butylphenol 合成工艺路线路线简述
- 128-39-2 = 950-59-4
反应条件:1.1 Reagents: Sulfur Monochloride1.2 Reagents: Zinc,Hydrochloric Acid Catalysts: Bismuth Trichloride Solvents: Toluene,Water
标题:Preparation Of Aromatic Thiols
参考文献:Japan]
128-39-2 = 950-59-4
反应条件:1.1 Reagents: Chlorotrimethylsilane,Chlorosulfonic Acid Solvents: Dichloromethane1.2 Reagents: Thionyl Chloride Solvents: Dimethylformamide1.3 Reagents: Zinc,Hydrochloric Acid
标题:Process For The Preparation Of 2,6-Di-Tert-Butyl-4-Mercaptophenol By Sulfonation Of 2,6-Di-Tert-Butylphenol With A Silylated Sulfonation Agent And Reduction Of The Intermediate 3,5-Di-Tert-Butyl-4-Hydroxybenzenesulfonic Acid; Preparation Of Probucol
参考文献:European Patent Organization]
128-39-2 = 950-59-4
反应条件:1.1 Reagents: Iodine; Rt -> -10 °C1.2 Reagents: Zinc; 30 Min,-10 - -7 °C; 30 Min,-10 - -7 °C; 1 H,-10 - -7 °C1.3 Reagents: Zinc,Hydrochloric Acid Solvents: 1-Butanol; 3 H,20 - 30 °C; 3.5 H,20 - 30 °C; 1 H,20 - 30 °C
标题:Process For The Preparation Of 2,6-Di-Tert-Butyl-4-Mercaptophenol And 4,4'-Isopropylidenedithiobis[2,6-Di-Tert-Butylphenol]
参考文献:World Intellectual Property Organization
2,6-二叔丁基苯酚置于sulfur Monochloride,铁粉,盐酸,锌体系中,用 乙腈,水,苯 作为反应溶剂,化学反应 28.0H,以69%的收率获得产物2,6-二叔丁基-4-巯基苯酚
参考文献:Chemo-And Product-Selective Electrooxidation Of 3-(Arylthiomethyl)-δ³-Cephems
标题:Chemo-And Product-Selective Electrooxidation Of 3-(Arylthiomethyl)-δ³-Cephems
摘要:芳硫基部分上具有各种取代基的3-芳硫基甲基-β-头孢烯的电解经过化学选择性和产物选择性电氧化,得到几种不同的产物.这些包括相应的甲氧基化头孢烯,双[(β-头孢烯-3-基)甲基]二硫化物或3-二甲氧基甲基-β-头孢烯的异构体混合物.氧化的选择性高度依赖于芳硫基部分上的取代基的性质,这表明空间效应和电子效应在3-芳硫基甲基-β-头孢烯的电氧化中发挥着重要作用.
DOI:10.1055/s-0029-1216972
海关参考信息
- 2902600000-乙苯
2902700000-异丙基苯
2907121100-间甲酚
2908199090-其他酚的卤化衍生物 - 💡 提示:海关信息按照顺序优先匹配,如需确认的海关信息,请参考相关资料。
- 详情请参考:📖 海关编码查询和海关进出口税则
专利信息
专利号:EP-0492350-B1
优先权日:1990-12-17
标 题 :Process for the production of (S)-vinyl and (S) allenyl gaba
发明人:EVANS JONATHAN C
权利人:MERRELL PHARMA INC
摘要:The present invention is directed to a stereospecific synthesis of (S)-vinyl-GABA, (S)-allenyl-GABA, (S)-5-allenylpyrrolidinone, and (S)-5-vinyl-pyrrolidinone. Another aspect is directed to a class of 1,5-disubstituted-pyrrolidinone intermediates as well as a new class of chiral lactic acid derivatives. t
专利号:US-5208345-A
优先权日:1990-12-17
标 题:Process for the production of (S)-vinyl and allenyl gaba
发明人:EVANS JONATHAN C
权利人:MERRELL DOW PHARMA
摘要:The present invention is directed to a new class of pyrrolidinone derivatives that are useful as chemical intermediates in the synthesis of S-allenyl and S-vinyl GABA, both of which are antiepileptic agents.
专利号:RU-2039737-C1
优先权日:1993-09-22
标 题:Method of synthesis of derivatives of 3-(3,5-di-tert-butylphenyl)-thiopropionic acid
专利号:IT-1243364-B
优先权日:1990-07-26
标题:PROCESS OF PREPARATION OF USEFUL INTERMEDIATES FOR THE SYNTHESIS OF THE PROBUCLE
专利号:JP-S559041-A
优先权日:1978-07-07
标 题 :Synthesis of thioketal
专利号:CN-103145595-B
优先权日:2013-04-01
标 题 :Synthesis method of probucol