Coumarin

• Post Date:

  Jul 09,2014

• Expiry Date:

  Jan 05,2015

• Detailed Description:

  Cas No. :91-64-5 Specs:99%
  Product Name: Coumarin
  Synonyms: 2H-1-Benzopyran-2-one; COUMARINE; 1-Benzopyran-2-one; 1,2-Benzopyrone; Chromen-2-one; O-Oxy-Cinnamic Lactone ; 2H-chromen-2-one
  CAS RN.: 91-64-5
  EINECS: 202-086-7
  Molecular Weight: 146.1427
  Molecular Formula: C9H6O2
  Density: 1.248g/cm3
  Melting Point(℃): 68-71℃
  Boiling Point(℃): 298°C at 760 mmHg
  Flash Point(℃): 118.3°C
  refractive_index: 1.594
  Water Solubility: 1.7 g/L (20℃)
  

• CAS Registry Number:

  91-64-5

• Synonyms:

  ;2H-1-Benzopyran-2-one;COUMARINE;1-Benzopyran-2-one;1,2-Benzopyrone;Chromen-2-one;O-Oxy-Cinnamic Lactone ;2H-chromen-2-one;

• Molecular Formula:

  C₉H₆O₂

• Molecular Weight:

  146.1427

• Molecular Structure:

  

• Hazard Symbols:

   Xn:Harmful;
  

• Risk Codes:

  R20/21/22:;
  R36/37/38:;
  R40:;
  

• Safety Description:

  S26:;
  S36/37:;
  

• Company:

  Kunshan Yalong Trading Co.,Ltd.     [ China ]        

• Contact:

  Vivian

• Tel:

  +86-512-50366581

• Fax:

  +86-512-57598675

• Email:

  sales2@yalongchina.net