Coumarin

• Post Date:

  Jul 31,2013

• Expiry Date:

  Jul 31,2014

• Detailed Description:

  Cas No. :91-64-5 Quantity: 500Metric Tons
  Specs: C9H6O2 Assay: 99%
  Payment Method: L/C at sight
  Product name: Coumarin
  Synonyms: 1,2 Benzopyrone
  Molecular Formula：C9H6O2
  CAS NO.： 91-64-5
  Assay: 99%
  Appearance: white crystal
  physical property: melting point69-71℃ ， boiling point297-301℃. water-solubility: insoluble
  Pack: 25kg/ bag
  Usage: It is a important kind of spice, and it also can be used as flavouring agent in making food and drinks

• 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:

  Wuhan Sincere-star Chemical Co.,Ltd     [ China ]        

• Contact:

  Vicky Liu

• Tel:

  027-88779523

• Fax:

  027-88779521

• Email:

  vicky@sincere-star.com.cn