4-Ethynyl-1,2-Difluorobenzene 4-炔基-1,2-二氟苯

CAS 143874-13-9 MFCD08059511

化学结构图

143874-13-9
SMILES: C#CC1=CC(F)=C(F)C=C1

化学属性

Mol. FormulaC8H4F2
Mol. Weight138.12
Density1.144 g/mL at 25 °C
Refractive indexn20/D 1.4902
Flash Point7°C(lit.)

别名和识别编码

Chemical Name4-Ethynyl-1,2-Difluorobenzene
CAS Number143874-13-9
Synonym 3,4-Difluoro-1-ethynylbenzene 4-乙炔基-1,2-二氟苯 4-Ethynyl-1,2-difluorobenzene 3,4-二氟苯乙炔
MDL NumberMFCD08059511
PubChem Substance ID24885132
Chemical Name Translation4-炔基-1,2-二氟苯
Reaxys-RN11270473
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分类

  • Alkynes, Alkynyl Fluorinated Building Blocks, Building Blocks, Chemical Synthesis, Fluorinated Building Blocks, Organic Building Blocks, Organic Fluorinated Building Blocks, Other Fluorinated Organic Building Blocks, Terminal
  • {SNA} Alkynes, Alkynyl Fluorinated Building Blocks, Building Blocks, Chemical Synthesis, Fluorinated Building Blocks, Organic Building Blocks, Organic Fluorinated Building Blocks, Other Fluorinated Organic Building Blocks, Terminal

产品应用

  • A fundamental building block used in organic synthesis for the preparation of metalated and metal-free tetraalkynyl-substituted phthalocyanines, and 3,5-substituted enones etc.

相关文献及参考

  • Khalaf, J., et al.: ACS Comb. Sci., 13, 351 (2011),
  • Youssef, T., et al.: Polyhedron, 29, 1776 (2010),

安全信息

WGK Germany3
Precautionary statements
  • 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+P352+P332+P313+P362+P364
  • P240 Ground/bond container and receiving equipment. 与地面接触/连接集装箱和接受设备。
  • P501 Dispose of contents/container to..… 处理内容物/容器.....
  • P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. 远离热源/火花/明火/热的表面。——禁止吸烟。
  • P305+P351+P338+P337+P313
  • P233 Keep container tightly closed. ?保持容器密闭。
  • P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
  • P241+P242+P243
  • P403+P235
Signal word Danger
Hazard statements
  • H225 Highly flammable liquid and vapour 高度易燃液体和蒸气
Hazard Codes F
GHS Symbol
Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Risk Statements
  • R11 Highly flammable 非常易燃
Hazard Class3
UN Number 1993
Packing GroupII

系列性分类

  1. Chemical Synthesis 化学合成
  2. Chemical Biology 生物化学
  3. Conjugation Chemistry: Azides, Alkynes 共轭化学 (叠氮化物，炔烃等)
  4. Functionalized Alkynes 功能性炔烃
  1. Chemical Synthesis 化学合成
  2. Building Blocks 合成砌块
  3. Chemicals by Class 化学分类法
  4. Halogenated 卤化物 (氟氯溴碘)
  5. Fluoro 氟化物
  1. Chemical Synthesis 化学合成
  2. Building Blocks 合成砌块
  3. Fluorinated Building Blocks 氟化物砌块
  4. Organic Fluorinated Building Blocks - Fluorinated Building Blocks
  5. Other Fluorinated Organic Building Blocks - Organic Fluorinated Building Blocks
  6. Alkynyl Fluorinated Building Blocks - Other Fluorinated Organic Building Blocks

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