High Quality 7-Diethylamino-4-methylcoumarin CAS 91-44-1
Chemical Name: 7-Diethylamino-4-methylcoumarin
CAS No.: 91-44-1
Molecular Fomula: C14H17NO2
Chemical Structure:
Molecular weight: 231.29
Appearance:
White crystalline
Assay: 99%
Item | Specification |
Apperance: | White to light brown crystalline powder |
Melting point: | 70-74℃ |
Ash: | 0.5%max |
Max.absorption wavelength: | 375nm(in ethanol) |
Application :
Optical Brightener SWN is applicable in wool, silk, acetate fiber, triacetate fiber, etc.Also can be
used in cotton, plstic and chromatically press paint and added into resin to whiten the fiber cellulose.
China
