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Coumarin

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  Post Date: Sep 12,2017
  Expiry Date: Sep 12,2018
  Detailed Description: Cas No. :91-64-5 Chemical name: Coumarin
Other name:1-Benzopyran-2-one; 1,2-Benzopyrone
CAS NO.: 91-64-5
Molecular formula: C9H6O2
Molecular weight: 146.15
Structural formula:

Appearance: White Crystals
Odor: Resembles tonka beans odor
Melting point: 69-71℃
Boling point: 297-299℃
Solubility: 1g sample all soluble in 15mL of 95% alcohol
Uses:Used in flavours and fragrances ,pharmaceuticals and food Ingredients.
Packing:25kg/ cardboard drum

  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: 91-64-5 Coumarin
  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: Shu Wan
  Tel: 86-27-88779523
  Fax: 86-27-88779521
  Email: sales@sincere-star.com.cn
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