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CAS RN: 41175-45-5 | Product Number: C3043

Coumarin 478

Purity: >98.0%(HPLC)
  • 2,3,6,7,10,11-Hexahydro-1H,5H-cyclopenta[3,4][1]benzopyrano[6,7,8-ij]quinolizin-12(9H)-one
1   4  

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Product Number C3043
Purity / Analysis Method >98.0%(HPLC)
Molecular Formula / Molecular Weight C__1__8H__1__9NO__2 = 281.36  
Physical State (20 deg.C) Solid
CAS RN 41175-45-5
Reaxys Registry Number 1224063
PubChem Substance ID 354333377
MDL Number


Appearance Light orange to Yellow to Green powder to crystal
Purity(HPLC) min. 98.0 area%
Melting point 145.0 to 151.0 °C
Lambda max. 380.0 to 386.0 nm(EtOH)
Absorbance(E1%1cm) min. 780(EtOH, 380.0 to 386.0 nm)
Properties (reference)
Melting Point 149 °C
Maximum Absorption Wavelength 375(Acetone) nm
Related Laws:
EC Number 255-246-3
Transport Information:
HS Number 2934999090
PubMed Literature

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