Dimethyl oxalate 草酸二甲酯

CAS 553-90-2 MFCD00008442

化学结构图

553-90-2
SMILES: COC(=O)C(=O)OC

化学属性

Mol. FormulaC₄H₆O₄
Mol. Weight118.09
Refractive indexn20/D 1.39(lit.)
Boiling Point
Density1.148
Melting PointNo Data Available
Flash Point75°C
TSCAYes
Solubility微溶于冷水,溶于乙醇、乙醚。

别名和识别编码

Chemical NameDimethyl oxalate
CAS Number553-90-2
PubChem Substance ID87574092
EC Number209-053-6
Beilstein Registry Number1071744
MDL NumberMFCD00008442
Reaxys-RN1071744
Merck Number6106
Synonym Dimethyl Oxalate {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {}
Chemical Name Translation草酸二甲酯
LabNetwork Molecule IDLN00227285
Canonical SMILESO=C(OC)C(OC)=O
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分类

  • {uni_hamburg} no charge; ester; 1fragment
  • Building Blocks, C2 to C5, Carbonyl Compounds, Chemical Synthesis, Esters, Organic Building Blocks
  • {SNA} Building Blocks, C2 to C5, Carbonyl Compounds, Chemical Synthesis, Esters, Organic Building Blocks

产品应用

  • 有机合成。

相关文献及参考

  • Short: II/27B
  • Merck:14,6106 Beilstein:2,534
  • Short: III/38B
  • For reactions of oxalic esters, see Diethyl­ oxalate, A14498.
  • Merck:14,6106

安全信息

GHS Symbol
WGK Germany3
Hazard statements
  • H315 Causes skin irritation 会刺激皮肤
  • H319 Causes serious eye irritation 严重刺激眼睛
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes Xi
RTECSRO2850000
Precautionary statements
  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
  • P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
  • P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
  • P302+P350
  • P305+P351+P338
  • P305+P351+P338+P337+P313
  • P332+P313
  • P337+P313
  • P362 Take off contaminated clothing and wash before reuse. 脱掉污染的衣服,清洗后方可重新使用
Signal word Warning
Safety Statements
  • S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后,立即用大量水冲洗并征求医生意见;
  • S36/37 Wear suitable protective clothing and gloves 穿戴适当的防护服和手套;
  • S36/37/39 Wear suitable protective clothing, gloves and eye/face protection 穿戴适当的防护服、手套和眼睛/面保护;
Risk Statements
  • R22 Harmful if swallowed 吞咽有害
  • R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
  • R36/38 Irritating to eyes and skin 对眼睛和皮肤有刺激性
Packing GroupIII
Hazard Class6.1(b)
UN Number 1759
Storage condition N/A Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {}
Warnings 危化品目录(2015)
TYPE OF TEST            : LD - Lethal dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >500 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NCNSA6 National Academy of Sciences, National Research Council,
   Chemical-Biological Coordination Center, Review.  (Washington, DC)
   Volume(issue)/page/year: 5,15,1953

Restrict 危险品

其他信息

  • 用途三:用于有机合成。用作维生素B13的中间体,也可用作增塑剂。
  • 可燃性危险特性:高热、明火可燃, 能与氧化剂起作用
  • 用途二:主要用于制药、农药、有机合成,也用作增塑剂
  • 图谱信息:草酸二甲酯(553-90-2)核磁图( 13 CNMR) 草酸二甲酯(553-90-2)红外图谱(IR2) 草酸二甲酯(553-90-2)红外图谱(IR1) 草酸二甲酯(553-90-2)质谱(MS) 草酸二甲酯(553-90-2)核磁图( 1 HNMR) 草酸二甲酯(553-90-2)红外图谱(IR3)
  • 类别:有毒物品
  • MOL 文件:553-90-2.mol
  • 草酸二甲酯价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2011/08/23 80053061 草酸二甲酯;乙二酸二甲酯; 草酸甲酯 100g 36元 2011/04/16 O0080 乙二酸二甲酯 Dimethyl Oxalate 500G 721元 2011/04/16 O0080 乙二酸二甲酯 Dimethyl Oxalate 25G 218元
  • 用途一:用于纯甲醇的制备,也用作增塑剂
  • Acros Organics:草酸二甲酯 Dimethyl oxalate, 99%(553-90-2)
  • Sigma Aldrich:553-90-2(sigmaaldrich)
  • 急性毒性:口服- 大鼠 LD50: 500 毫克/ 公斤
  • Alfa Aesar:乙二酸二甲酯,99% Dimethyl oxalate, 99%(553-90-2)
  • 方法一:在硫酸存在下由草酸与甲醇酯化而得。
  • TCI Shanghai:乙二酸二甲酯 Dimethyl Oxalate,>;99.0%(GC)(553-90-2)
  • 上游原料:甲醇 --> 草酸
  • 储运特性:库房通风低温干燥; 与氧化剂、食品添加剂分开存放
  • 毒性分级:高毒
  • MSDS 信息:553-90-2.msds
  • 下游产品:甲氧基马来酸二甲酯 --> (6R,7R)-7-[[(2E)-2-(2-氨基-1,3-噻唑-4-基)-2-甲氧基亚氨乙酰]氨基]-3-[(2-甲基-5,6-二氧代-1H-1,2,4-三嗪-3-基)硫甲基]-8-氧代-5-硫-1-氮杂双环[4.2.0]辛-2-烯-2-甲酸 --> 磺胺甲恶唑 --> 米索前列醇 --> 2-氯-6-甲基嘧啶-4-羧酸甲酯 --> 乙酰丙酮酸甲酯
  • 溶于乙醇和乙醚,溶于约17份水中,微溶于冷水,在热水中分解,有腐蚀性。可燃,有毒,具强刺激性。
  • 外观性质:无色单斜结晶。
  • 灭火剂:泡沫、二氧化碳、干粉、砂土

系列性分类


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