ChemicalBook Product Catalog Catalyst and Auxiliary Fluorescent brightener Fluorescent Brightener 121

Fluorescent Brightener 121

Fluorescent Brightener 121 Basic information
Product Name:Fluorescent Brightener 121
Synonyms:3-(4-chlorophenyl)-1-(4-sulfamoylphenyl)-2-pyrazoline;c.i. 50510;Fluorescent Brightener 121;4-[3-(4-chlorophenyl)-4,5-dihydro-1H-pyrazol-1-yl]benzenesulphonamide;BlankophorMan01;Benzenesulfonamide, 4-3-(4-chlorophenyl)-4,5-dihydro-1H-pyrazol-1-yl-;4-[3-(4-Chlorphenyl)-4,5-dihydro-1H-pyrazol-1-yl]benzolsulfonamid;4-[3-(4-chlorophenyl)-4,5-dihydro-1H-pyrazol-1-yl]-Benzenesulfonamide 4-[3-(4-Chlorophenyl)-4,5-dihydro-1H-pyrazol- 1-yl]benzenesulfonamide 4-[3-(4-chlorophenyl)-4,5-dihydro-1h-pyrazol-1-yl]-benzenesulfonamid
CAS:2744-49-2
MF:C15H14ClN3O2S
MW:335.81
EINECS:220-378-2
Product Categories:
Mol File:2744-49-2.mol
Fluorescent Brightener 121 Structure
Fluorescent Brightener 121 Chemical Properties
Melting point 218-219°C
Boiling point 535.2±60.0 °C(Predicted)
density 1.45
pka10.39±0.10(Predicted)
LogP2.56 at 30℃
EPA Substance Registry SystemBenzenesulfonamide, 4-[3-(4-chlorophenyl)-4,5-dihydro-1H-pyrazol-1-yl]- (2744-49-2)
Safety Information
MSDS Information
Fluorescent Brightener 121 Usage And Synthesis
Flammability and ExplosibilityNonflammable
Fluorescent Brightener 121 Preparation Products And Raw materials
2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole Iron oxide 1,4-Bis(4-cyanostyryl)benzene 2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene o-Phthalaldehyde Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3',6'-dihydroxy-, sodium salt, hydrate (1:2:2) 4-Hydrazinobenzene-1-sulfonamide hydrochloride Fluorescent Brightener 121 FLUORESCENTLIGHT N-Acetylsulfanilyl chloride 4-Sulfonamide-phenylhydrazine hydrochloride Sulfanilamide Fluorescent brightener 85 C.I. 482200 P-AMINOBENZAMIDE GLUTAMIC ACID L-ACYLASE FLUORESCENT BRIGHTENER 28 BRIGHTENERS
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