CAS: 95-96-5; 3,6-Dimethyl-1,4-Dioxane-2,5-Dione

• 英文名称3,6-Dimethyl-1,4-Dioxane-2,5-Dione
• 中文名称丙交酯
• IUPAC名称3,6-dimethyl-1,4-dioxane-2,5-dione
• 其它别名Dl-丙交酯
• CAS编号95-96-5
• MFCD编号:MFCD00011685
• EINECS号:202-468-3
• 分子式:C6H8O4
• 分子量:144.13
• 产品CID: 2015180
• 产品分类有机原料→分子砌块→脂肪杂环类化合物→其它脂肪杂环类化合物

• 相似结构搜索
• 产品信息参考;;;
• InChIKey: JJTUDXZGHPGLLC-UHFFFAOYNA-N
• InChI=1/C6H8O4/c1-3-5(7)10-4(2)6(8)9-3/h3-4H,1-2H3…
• 计算化学: 氢键受体数4.0氢键供体数0可旋转键数0

相似化合物

物理性质

• 熔点116-119 °C
• 沸点142 °C at 8 mmHg
• 闪点150.6±18.8 °C
• 密度1.2±0.1 g/cm3
• PSA:52.6
• LogP:-0.1366
• 折射率1.429
• 蒸汽压0.0±0.6 mmHg at 25°C
• 溶解性Soluble In Chloroform And Methanol. Slightly Soluble In Benzene.
• 敏感性易受潮
• 外观形态白色结晶粉末
• 储存条件2-8°C
• 产品应用该化合物用于生产2-氢氧丙酸1-(1-1-苯基-乙氧碳基)乙酯,作为重要的原材料和有机合成,制药,农用化学品和染料的中间体,并参与酶酒精中毒,以生产烷基(R)-光化物和烷基-脂化物.

MSDS等安全信息

• GHS象形图
• GHS符号GHS07;
  注释: Exclamation mark
• 危险类别严重眼刺激 类别2
  特定目标器官毒性 - 单次接触 类别3
  皮肤腐蚀/刺激 类别2
  严重眼刺激 类别2A
• 警示词Warning(警告)
• 危险描述H319 |造成严重眼刺激.
  H335 |可能引起呼吸道刺激.
  H315 |造成皮肤刺激.
• 防范说明P261-P264-P270-P271-P280-P302+P352-P304+P340-P305+P351+P338-P330-P362+P364-P403+P233-P405-P501
• UN编号NONH for all modes of transport
• 危险品标志Xi
• 安全声明26-37/39
• 危险类别码36/37/38-36
• WGK Germany2

欧盟法规

上下游产品

合成工艺路线路线简述

• 合成目标产物 Dl-Lactide 主要起始原料 Ammonium Lactate
• 50-21-5 = 95-96-5
  反应条件:1.1 Catalysts: Zinc Oxide (Zno) Solvents: Water; 4 H,3 Kpa,140 °C
  标题:Preparation Method Of Medical Lactide
  参考文献:China]
  
  = 95-96-5
  反应条件:1.1 Catalysts: Tin Oxide (Sno2) Solvents: Toluene; 5 H,Rt -> 145 °C
  标题:Method For Synthesizing Lactide Through Catalysis With Shape-Selective Zeolite Supported Catalyst
  参考文献:China]
  
  26023-30-3 = 95-96-5
  反应条件:1.1 Catalysts: 2,2′-Bipyridine,Magnesium Chloride; Rt -> 220 °C; 3 H,1 Mbar,220 °C
  标题:Recovery Of Lactide By Magnesium Catalyzed Depolymerization Of Polylactic Acid
  参考文献:China]
  
  79-33-4 = 95-96-5
  反应条件:1.1 5 H,150 °C; 5 H,140 - 150 °C
  标题:Improved Method For Preparation Of Lactide From L-Lactic Acid
  参考文献:China]
  
  50-21-5 = 95-96-5
  反应条件:1.1 Catalysts: Stannous Octoate; Rt -> 170 °C; 1 H,170 °C; 170 °C -> 180 °C; 180 °C; 180 °C -> 200 °C
  标题:Method For The Preparation Of Highly Pure Lactide
  参考文献:Korea]
  
  50-21-5 = 95-96-5
  反应条件:1.1 Catalysts: Zinc Oxide (Zno); 20 Kpa,170 °C; 170 °C -> 50 °C; 10 Kpa,25 °C; 0.1 Kpa,250 °C
  标题:Method And Device For Rapidly Synthesizing Lactide With High Yield
  参考文献:China]
  
  50-21-5 = 95-96-5
  反应条件:1.1 Catalysts: Tributyltin Ethoxide
  标题:Preparation Of Lactide
  参考文献:Japan]
  
  26917-25-9 = 95-96-5
  反应条件:1.1 220 °C
  标题:Method For Synthesizing High-Purity Lactide
  参考文献:China]
  
  25322-69-4 + 50-21-5 = 95-96-5
  反应条件:1.1 Catalysts: Stannous Octoate; 105 °C -> 140 °C; 4 H,3000 Pa,140 °C1.2 140 °C -> 220 °C
  标题:Method For Preparing Polymerization-Grade Lactide
  参考文献:China]
  
  13076-19-2 = 95-96-5
  反应条件:1.1 Catalysts: Dabco,Triphenylborane Solvents: Dichloromethane,Toluene; 22 H,Rt1.2 Reagents: Benzoic Acid,Water Solvents: Dichloromethane; Rt
  标题:From Meso-Lactide To Isotactic Polylactide: Epimerization By B/n Lewis Pairs And Kinetic Resolution By Organic Catalysts
  作者:Zhu,Jian-Bo; Chen,Eugene Y.-X.
  参考文献:Journal Of The American Chemical Society 日期:2015 卷标:137(39) 页码:12506-12509]
  
  26023-30-3 = 95-96-5
  反应条件:1.1 Catalysts: Zinc,(2,2′-Bipyridine-Kn1,Kn1′)Dichloro-,(T-4)-; Rt -> 180 °C; 12 H,1 Mbar,180 °C
  标题:Preparation Of Racemic Lactide From Depolymerized Polylactic Acid Stereocomplex By Zinc Catalyst
  参考文献:China]
  
  26161-42-2 = 95-96-5
  反应条件:1.1 Catalysts: 1,10-Phenanthroline,Zinc Chloride; Rt -> 220 °C; 4 H,1 Mbar,220 °C
  标题:Method For Depolymerizing High-Regularity Polylactic Acid And Recovering Racemic Lactide Using Zinc Complex Catalyst,Magnesium Catalyst
  参考文献:China]
  
  50-21-5 = 95-96-5
  反应条件:1.1 Solvents: 1-Butyl-3-Methylimidazolium Tetrafluoroborate; Rt -> 210 °C; 0.02 Mpa,210 °C
  标题:Improved Method For Preparing Lactide From Lactic Acid In Ionic Liquid
  参考文献:China]
  
  50-21-5 = 95-96-5
  反应条件:1.1 50 Kpa,90 °C; 0.5 H,30 Kpa,140 °C; 6 Kpa,165 °C1.2 Catalysts: Stannous Octoate; 5 Kpa,210 °C
  标题:Method For Preparing Lactic Acid By Biological Fermentation Technology To Produce Lactide
  参考文献:China]
  
  50-21-5 = 95-96-5
  反应条件:1.1 Catalysts: Sulfuric Acid Solvents: Xylene; Rt -> 90 °C
  标题:Direct Polycondensation Method For Preparing Lactide From Lactic Acid
  参考文献:China]
  
  50-21-5 = 95-96-5
  反应条件:1.1 Reagents: Silanamine,1,1,1-Trimethyl-N-(Trimethylsilyl)-,Magnesium Salt (2:1); Rt -> 200 °C; 2 H,0.3 Bar,200 °C
  标题:Method For Recovering Lactide From Polylactic Acid Waste By Depolymerization
  参考文献:China]
  
  50-21-5 = 95-96-5
  反应条件:1.1 Catalysts: Stannous Octoate; 8 H,0.08 - 0.09 Mpa,130 °C; 2000 - 100000 Pa,130 °C -> 250 °C
  标题:Preparation Method Of High-Purity Lactide
  参考文献:China]
  
  50-21-5 = 95-96-5
  反应条件:1.1 Reagents: Triphenylcarbenium Tetrakis(Pentafluorophenyl)Borate Solvents: Toluene; 3 H,90 - 95 °C
  标题:Preparation Of Lactides From Hydroxycarboxylic Acids
  参考文献:Japan]
  
  50-21-5 = 95-96-5
  反应条件:1.1 101 Kpa -> 200 Kpa,Rt -> 120 °C; 3 H,200 Kpa,120 °C; 200 Kpa -> 101 Kpa1.2 Reagents: Diethyl Phthalate Catalysts: Antimony Trioxide; 101 Kpa -> 30 Kpa,120 °C -> 170 °C; 4 H,170 °C; 2 H,20 Kpa,175 °C1.3 Catalysts: Octanoic Acid,Tin(4+) Salt (4:1); 3 Kpa,220 °C
  标题:Preparation Of Medical Grade Lactide
  参考文献:China

海关参考信息

• 2905122000-异丙醇
  2905310000-1,2-乙二醇
  2905320000-1,2-丙二醇
  2909110000-乙醚
• 💡 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

其他信息查阅

• ➥ 象形图和危险代码
• ➥ 防范代码详解
• ➥ 危险代码说明
• ➥ Globally Harmonized System
• ➥ REACH监管