Coumalic Acid 2-氧代-2H-吡喃-5-羧酸

CAS 500-05-0 MFCD00006644

化学结构图

500-05-0
SMILES: O=C(O)c1ccc(=O)oc1

化学属性

Mol. FormulaC6H4O4
Mol. Weight140.09
Boiling Point282.4°C at 760 mmHg
Melting Point208°C
TSCAYes
Flash Point218°C/120mm

别名和识别编码

Chemical NameCoumalic Acid
MDL NumberMFCD00006644
CAS Number500-05-0
Synonym Coumalic acid {LY} Coumalic acid {} {LY} Coumalic acid {} {} {LY} Coumalic acid {} {} {} {LY} Coumalic acid {} {} {} {} {LY} Coumalic acid {} {} {} {} {} {LY} Coumalic acid {} {} {} {} {} {} {LY} Coumalic acid {} {} {} {} {} {} {} {LY} Coumalic acid {} {} {} {} {} {} {} {} {LY} Coumalic acid {} {} {} {} {} {} {} {} {} {LY} Coumalic acid {} {} {} {} {} {} {} {} {} {} {LY} Coumalic acid {} {} {} {} {} {} {} {} {} {} {} {LY} Coumalic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Coumalic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Coumalic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Coumalic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Coumalic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Coumalic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Coumalic acid {} {} {} {} {} {} {} {} {} {}
PubChem Substance ID68141
Beilstein Registry Number119747
EC Number207-899-0
Merck Number2557
Reaxys-RN119747
Chemical Name Translation2-氧代-2H-吡喃-5-羧酸
LabNetwork Molecule IDLN00215296
InChIInChI=1S/C6H4O4/c7-5-2-1-4(3-10-5)6(8)9/h1-3H,(H,8,9)
Canonical SMILESO=C(O)C(C=C1)=COC1=O
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分类

  • {SNA} Building Blocks, Chemical Synthesis, Heterocyclic Building Blocks, Pyrans

相关文献及参考

  • Precursor, by decarboxylation, of 2-pyrone (ɑ-pyrone), a valuable diene in the Diels-Alder reaction: Org. Synth. Coll., 5, 982 (1973).

安全信息

WGK Germany3
Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Safety Statements
  • S22 Do not breathe dust 不要吸入粉尘；
  • S24/25 Avoid contact with skin and eyes 避免皮肤和眼睛接触；
Signal word
Hazard statements
  • H315 Causes skin irritation 会刺激皮肤
  • H319 Causes serious eye irritation 严重刺激眼睛
Precautionary statements
  • 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
  • P302+P352
  • P302+P352+P332+P313+P362+P364
  • P305+P351+P338
  • P305+P351+P338+P337+P313
  • P321 Specific treatment (see … on this label). 具体治疗（见本标签上的）。
  • 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
GHS Symbol
Hazard Codes Xi
Storage condition 2-8°C {LY} 2-8°C {} {LY} 2-8°C {} {} {LY} 2-8°C {} {} {} {LY} 2-8°C {} {} {} {} {LY} 2-8°C {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {

其他信息

  • TCI Shanghai:阔马酸 Coumalic Acid,>;97.0%(GC)(T)(500-05-0)
  • Sigma Aldrich:500-05-0(sigmaaldrich)
  • MOL 文件:500-05-0.mol
  • 上游原料:硫酸 --> 发烟硫酸 --> DL-苹果酸
  • 香豆酸价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2014/06/02 C0391 阔马酸 Coumalic Acid 5G 323元 2014/06/02 C0391 阔马酸 Coumalic Acid 25G 852元 2010/05/25 B25521 香豆酸, 97% Coumalic acid, 97% 5g 287元
  • Alfa Aesar:香豆酸,97% Coumalic acid, 97%(500-05-0)
  • 图谱信息:香豆酸(500-05-0)红外图谱(IR2) 香豆酸(500-05-0)质谱(MS) 香豆酸(500-05-0)红外图谱(IR1)
  • MSDS 信息:2-Oxo-2H-pyran-5-carboxylic acid(500-05-0).msds

系列性分类

  1. Chemical Synthesis 化学合成
  2. Building Blocks 合成砌块
  3. Heterocyclic Building Blocks 杂环合成砌块
  4. Pyrans 派兰斯
  1. Chemical Synthesis 化学合成
  2. Building Blocks 合成砌块
  3. Heterocyclic Building Blocks 杂环合成砌块
  4. Pyrans 派兰斯
  1. Chemical Synthesis 化学合成
  2. Building Blocks 合成砌块
  3. Organic Building Blocks 有机砌块
  4. Carbonyl Compounds 羰基化合物
  5. Aromatic acids

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