CAS: 83942-10-3; 4,5-Dichloro-6-Methylpyrimidine

• 英文名称4,5-Dichloro-6-Methylpyrimidine
• 中文名称4,5-二氯-6-甲基嘧啶
• IUPAC名称4,5-dichloro-6-methylpyrimidine
• 其它别名4-甲基-5,6-二氯嘧啶 250Mg
• CAS编号83942-10-3
• MFCD编号:MFCD09909763
• 分子式:C5H4Cl2N2
• 分子量:163.01
• 产品CID: 1827780
• 产品分类有机原料→分子砌块→芳杂环类化合物→嘧啶类化合物

• 相似结构搜索
• InChIKey: SIUNBOQRQYAIJI-UHFFFAOYSA-N
• InChI=1S/C5H4Cl2N2/c1-3-4(6)5(7)9-2-8-3/h2H,1H3…
• 计算化学: 氢键受体数2.0氢键供体数0.0可旋转键数0.0

相似化合物

物理性质

• 沸点242.6±35.0°C at 760 mmHg
• 闪点123.983°C
• 密度1.4±0.1 g/cm3
• pKa:-0.69±0.26(预测)
• PSA:25.78
• LogP:2.09182
• 折射率1.551
• 蒸汽压0.1±0.5 mmHg at 25°C
• 外观形态淡黄色至黄色固体-液体混合物
• 储存条件在惰性气体(氮气或氩气)下 2-8°C

MSDS等安全信息

• GHS符号GHS05
• 警示词Danger
• 危险描述H302-H315-H319-H335
• 防范说明P261-P264-P270-P271-P280-P302+P352-P304+P340-P305+P351+P338-P330-P362+P364-P403+P233-P405-P501
• 危险等级8
• UN编号3261.0
• 危险品标志Xi
• 包装等级Ⅲ

上下游产品

合成工艺路线路线简述

• 463-52-5 + 609-15-4 = 83942-10-3
  反应条件:1.1 Reagents: Sodium Methoxide Solvents: Methanol; -5 °C; 1 H,-5 °C; -5 °C -> Rt; 24 H,Rt; 0.5 H,Reflux; Reflux -> Rt1.2 Reagents: Acetic Acid; Rt2.1 Reagents: Phosphorus Oxychloride; 3 H,Rt -> Reflux
  标题:Synthesis And Bioactivity Of Diflumetorim
  作者:Yang,Fan; Et Al
  参考文献:Nongyao 日期:2013 卷标:52(12) 页码:868-870]
  
  3524-87-6 = 83942-10-3
  反应条件:1.1 Reagents: Hydrochloric Acid,Hydrogen Peroxide1.2 Reagents: Phosphorus Oxychloride
  标题:Studies On Pyrimidine Derivatives. Xxxix. Site-Selectivity In The Reaction Of 5-Substituted And 4,5-Disubstituted Pyrimidine N-Oxides With Trimethylsilyl Cyanide
  作者:Yamanaka,Hiroshi; Et Al
  参考文献:Chemical & Pharmaceutical Bulletin 日期:1987 卷标:35(8) 页码:3119-26]
  
  141-97-9 = 83942-10-3
  反应条件:1.1 Reagents: Sulfuryl Chloride Solvents: Dichloromethane; -5 - 0 °C; 10 H,-5 - 0 °C2.1 Reagents: Sodium Methoxide Solvents: Methanol; 30 Min,Rt2.2 -5 - 0 °C; 3 H,0 °C -> Reflux3.1 Reagents: Triethylamine,Phosphorus Oxychloride Solvents: Toluene; 12 H,-5 - 0 °C3.2 Solvents: Water; 0 °C3.3 Reagents: Potassium Carbonate; Basified
  标题:Design,Synthesis,Insecticidal,And Acaricidal Activities Of Novel Pyrimidinamine Derivatives Containing A Biphenyl Ether
  作者:Li,Lizhong; Et Al
  参考文献:Journal Of Heterocyclic Chemistry 日期:2019 卷标:56(12) 页码:3206-3214]
  
  141-97-9 = 83942-10-3
  反应条件:1.1 Reagents: Thionyl Chloride Solvents: Carbon Tetrachloride; 0 °C; Overnight,Rt2.1 Reagents: Sodium Methoxide Solvents: Methanol; -5 °C; 1 H,-5 °C; -5 °C -> Rt; 24 H,Rt; 0.5 H,Reflux; Reflux -> Rt2.2 Reagents: Acetic Acid; Rt3.1 Reagents: Phosphorus Oxychloride; 3 H,Rt -> Reflux
  标题:Synthesis And Bioactivity Of Diflumetorim
  作者:Yang,Fan; Et Al
  参考文献:Nongyao 日期:2013 卷标:52(12) 页码:868-870

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