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Home> Products > Food & Feed Additives > Food Additive Products > CAS DataBase Listed 9 > CAS 91-64-5
91-64-5 structure 3D

CAS 91-64-5 products price,suppliers

  • Coumarin is the primary bioactive ingredient in Radix Glehniae, named Beishashen in China, which possesses many pharmacological activities, including anticancer, anti-inflammation and antivirus activities.
  • Name: 2-(4-chlorophenyl)-2-methylpropanol
  • Molecular Weight: 146.14274
  • Formula: C10H18O3
  • Synonyms: 1,2-BENZOPYRONE; 2H-1-BENZOPYAN-2-ONE; 2H-1-BENZOPYRAN-2-ONE; 5,6-BENZO-2-PYRONE; AKOS 212-75; chromen-2-one;
Properties Safety and Handling MSDS NMR Spectrum Synthesis Route Precursor and Product Computational chemical data
Identification
Safety Data
  • [Risk Codes]
  • R20/21/22:Harmful by inhalation, in contact with skin and if swallowed
  • R36/37/38:Irritating to eyes, respiratory system and skin
  • R40:Limited evidence of a carcinogenic effect
  • [Safety Statements]
  • S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
  • S36/37:Wear suitable protective clothing and gloves
  • Hazard Symbols:
  • HazardClass:6.1
Properties
  • Molecular Weight:
  • 146.14274
  • Melting Point:
  • 68-71℃
  • Storage Temperature:
  • Store below +30°C.
  • Refractive index:
  • 1.594
  • Solubility:
  • 1.7 g/L (20 oC)
  • Stability:
  • Converted to a dimer on long exposure to light.
  • More Properties>>
Question & Answer
  • Why does coumarin predominantly exist in keto form? By applying the logic that phenol exists in enol form rather than keto form as it attains aromatic character, why is it not the case in coumarin? more+ Aug 03 2021
  • Synthesize coumarin from 4-allyl-2-methoxyphenol (eugenol) I'm trying to figure out how to get the following reaction: (coumarin from eugenol) My immediate thoughts are O H " style="position: relative;" tabindex="0" id="MathJax-Element-2-Frame" class="MathJax" O H O H and O C H X 3 " style="position: relative;" tabindex="0" id="MathJax-Element-3-Frame" cla...more+ Jun 17 2021
  • Reaction of coumarin with phenylmagnesium bromide I came across this problem.. I thought that the Grignard reagent, PhMgBr, would cleave the lactone and then subsequently add to the ketone formed, giving an allylic tertiary alcohol after aqueous workup. Treatment with acid would then lead to intramolecular etherification, giving 2,2-diphenyl-2? H ...more+ Jun 05 2021
  • Coumarins — An Important Class of Phytochemicals 1. Introduction Phytochemicals are chemical compounds that occur naturally in the plant kingdom. Some are responsible for the organoleptic properties of the natural sources in which they are present. The term is generally used to refer to those chemicals that may have biological significance, for e...more+ Jan 14 2021
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There are 340 suppliers who can provide 2-(4-chlorophenyl)-2-methylpropanol with CAS No. 91-64-5
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Superb vendor/Hot sale Coumarin CAS 91-64-5 fast delivery
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  • Description:Quick Details Common Name Coumarin CAS Number 91-64-5 Molecular Weight 146.143 Density 1.2±0.1 g/cm3 Boiling Point
  • Updatetime:Aug 12 2022 
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  • Description:Details: Molecular Formula:
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Coumarin CAS No.: 91-64-5
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  • Description:Physicochemical property The density of 1.3 g/cm3 Boiling point 677.7 C at 760 mmHg Molecular formula C28H28N3O6PS The molecular weight of 565.57700
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Factory Supply Coumarin
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  • Usage:raw material used in Synthesis 
  • Brand:Dayang 
  • Description:Name: Coumarin Synonyms: 2H-1-Benzopyran-2-one; COUMARINE; 1-Benzopyran-2-one; 1,2-Benzopyrone; Chromen-2-one; O-Oxy-Cinnamic Lactone CAS Registry number: 91-64-5 EINECS:202-086-7 Molecular Formula: C9H6O2 Boiling Point: 298℃ Flash Point: 162℃ Density: 0.93...
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  • Description:Trimeric sodium phosphate detergent auxiliary agent is a kind of excellent properties, is one of the biggest component of detergent consumption during the production, it has four aspects: 1, chelation of heavy metal ions, heavy metal ions in the water in the w...
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  • Description:Coumarin is a fragrant organic chemical compound in the benzopyrone chemical class, which is a colorless crystalline substance in its standard state. It is a natural substance found in many plants. Coumarin is used in certain perfumes and fabric conditioners. ...
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  • Description:Coumarin is a kind of high purity monomer isolated from Fraxinus mandshurica ,which can be used as medical experimental research ,cosmetics and chemical raw materials .It can also be used for the determination of the content of Traditional Chinese medicine pro...
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  • Description:Coumarin 【 Synonyms 】2H-1-Benzopyran-2-one 【 CAS No. 】91-64-5
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China supplier of Coumarin(CAS:91-64-5)
China supplier of Coumarin(CAS:91-64-5)
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  • Description:China supplier of Coumarin(CAS:91-64-5) Synonyms:Benzo-alpha-pyrone;Rattex;Coumarinic anhydride;Coumarin powder;2-Oxo-1,2-benzopyran;o-Hydroxycinnamic acid lactone;Benzo-a-pyrone CAS:91-64-5 Formula: C9H6O2 Molecular Weight:146.15 EINECS:202-086-7 Density: 1.2...
  • Updatetime:Sep 29 2016 
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  • Updatetime:Jun 28 2020 
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