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91-64-5

Basic Information
CAS No.: 91-64-5
Name: Coumarin
Molecular Structure:
Molecular Structure of 91-64-5 (Coumarin)
Formula: C9H6O2
Molecular Weight: 146.15
Synonyms: cis-o-Coumarinic acid lactone;2H-1-Benzopyran-2-one;Benzo-alpha-pyrone;Rattex;Coumarinic anhydride;5,6-Benzo-alpha-pyrone;2-Oxo-1,2-benzopyran;o-Hydroxycinnamic acid lactone;Benzo-a-pyrone;2-Propenoic acid, 3-(2-hydroxyphenyl)-, d-lactone;o-Coumaric acid lactone;2-Propenoic acid, 3-(2-hydroxyphenyl)-, delta-lactone;5,6-Benzo-2-pyrone;1, 2-Benzopyrone;Cinnamic acid, o-hydroxy-, delta-lactone;Coumarine;2H-chromen-2-one;3-(2-Hydroxyphenyl)-2-propenoic delta-lactone;o-Hydroxycinnamic lactone;
EINECS: 202-086-7
Density: 1.248 g/cm3
Melting Point: 68-73 °C(lit.)
Boiling Point: 297.999 °C at 760 mmHg
Flash Point: 118.268 °C
Solubility: 1.7 g/L (20 ºC)
Appearance: white crystals or crystalline powder
Hazard Symbols: IrritantXi
Risk Codes: 20/21/22-36/37/38-40-43
Safety: 36/37-26
Transport Information: UN 2811 6.1/PG 3
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  • Coumarin

  • Casno:

    91-64-5

    Coumarin

    Min.Order: 1 Metric Ton

    FOB Price:  USD $ 0.0-0.0/Metric Ton

    Coumarin We are one of the key trading enterprises engaged in Fine Chemical organic solvents with more than 40 kinds. Such as:Acetonitrile industry grade and HPLC grade、Methanol HPLC、Acetic anhydride,Glacial acetic acid、Methanol、Ethanol、Pe

    Kunshan Yalong Trading Co.,Ltd is one of the key trading enterprises engaged in fine chemical more than 10 years. With good-quality products, reasonable price, flexible terms of p

  •  Kunshan Yalong Trading Co,.Ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-512-57621185

    Address:805-807 Room Hongqiao Mansion ,1088 West Qianjin Road, Kunshan, Jiangsu,China

       Inquiry Now

  • High Purity l,2-Benzopyrone;Coumarin supplier in China

  • Casno:

    91-64-5

    High Purity l,2-Benzopyrone;Coumarin supplier in China

    Min.Order: 0 Gram

    FOB Price:  USD $ 12.0-50.0/Gram

    Changsha EASCHEM is a leading company in marketing ang distributing chemicals and new materials with establishment in 2013 by reregistering from Easchem International from China. We, EASCHEM, are the brand with the aim for erecting up Big Chemica

    Changsha EASCHEM is a leading company in marketing ang distributing chemicals and new materials with establishment in 2013 by reregistering from Easchem International from China.

  •  Changsha Easchem Co.,Limited

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-731-89722861 89722891

    Address:2/F-4/Bld Colorful Palace, No.605 Changsha Ave, Yuhua Area Changsha Hunan China.

       Inquiry Now

  • CouMarin

  • Casno:

    91-64-5

    CouMarin

    Min.Order: 10 Gram

    FOB Price:  USD $ 10.0-10.0/Gram

    in stock Assay:99% white powder dentification(HPLC) :The retention time of the major peak in the chromatogram of the assay preparation corresponds to that in the chromatogram of the Conformal standard preparation, as obtained in the assay

    Wuhan Yingyuanbei Biotechnology Co., Ltd. is a high-tech enterprise specializing in R&D and production of pharmaceutical raw materials and intermediates. At present, t

  •  Wuhan Ying Yuan Bei Biological Limited

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-13349903920

    Address:Wuhan

       Inquiry Now

  • 91-64-5

  • Casno:

    91-64-5

    91-64-5

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Compound sourcing ServicesAgency of testing serviceFactory audit serviceFounded in Dec. 1999, Nanjing Chemlin Chemical Industrial Co.,Ltd(CHEMLIN) has been covering the business scope from trading of chemicals to custom-synthesis & Manufacturing. Co

    Nanjing Chemlin Chemical Industry Co., Ltd was established in Aug,1999, located in the industrial park of Nanjing University of Technology, It is a private enterprises in Jiangsu P

  •  Nanjing Chemlin Chemical Co., Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-25-83697070

    Address:Rm.902 Longyin Plaza, No. 217 Zhongshan Rd.(N) Nanjing 210009,China

       Inquiry Now

  • COUMARIN

  • Casno:

    91-64-5

    COUMARIN

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    1.Supply sample 2.The packing can be according the customers` requirment 3.Any inquiries will be replied within 24 hours 4.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your

    HaiHang Industry Co.,Ltd.is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates in China. Our major products include Dioctlyl adipate, Sod

  •  Haihang Industry Co.,Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-13386404752

    Address:F-7, Sanqing Fengrun Building, No. 100 South Gongye Road, Jinan City, Shandong, China.

       Inquiry Now

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