Fluorescent Brightener 135

Fluorescent Brightener 135 Basic information
Product Name:Fluorescent Brightener 135
Synonyms:Fluorescent Whitener DT (Fluorescent Brightener 135);1,2-bis(5-methyl-2-benzoxazole)ethylene;2,2'-(1,2-ethenediyl)bis[5-methylbenzoxazole];C.I. 481520;fluorescent brightener 135;2,2'-vinylenebis[5-methylbenzoxazole];Fluorescent Whitener DT;1.2 DI(5-MYTHYL-BENZIAZOLYL)ETHYLENE
CAS:1041-00-5
MF:C18H14N2O2
MW:290.32
EINECS:213-866-1
Product Categories:
Mol File:1041-00-5.mol
Fluorescent Brightener 135 Structure
Fluorescent Brightener 135 Chemical Properties
Melting point 180-181°C
Boiling point 471.2±55.0 °C(Predicted)
density 1.287
pka2.87±0.10(Predicted)
form powder to crystaline
color White to Yellow to Green
Water Solubility 290μg/L at 20℃
LogP3.91 at 20℃
CAS DataBase Reference1041-00-5(CAS DataBase Reference)
EPA Substance Registry SystemBenzoxazole, 2,2'-(1,2-ethenediyl)bis[5-methyl- (1041-00-5)
Safety Information
HS Code 2934.99.4400
MSDS Information
Fluorescent Brightener 135 Usage And Synthesis
Chemical PropertiesThis product is a milky white slurry with good dispersibility and is neutral. Is a non-ionic compound. Melting point 182 ~ 184 ℃. Insoluble in water, soluble in DMF and ethanol, acid-resistant to pH=2~3, alkali-resistant to pH=10.
UsesFluorescent Brightener 135 is used as a brightener for synthetic fibers, suitable for brightening polyester, nylon, acetate fibers or synthetic fibers and cotton, wool blended fabrics, etc. The fabrics produced with it have good light fastness and wet fastness.
Flammability and ExplosibilityNotclassified
SynthesisFluorescent Brightener 135 can be prepared by the reaction of xylene, o-amino-p-cresol, hydroxysuccinic acid and boric acid.
Fluorescent Brightener 135 Preparation Products And Raw materials
Raw materialsPolyoxyethylene lauryl ether-->Poly(vinyl alcohol)-->L-Malic acid-->DL-Malic acid-->2-Amino-p-cresol
FLUORESCENT BRIGHTENER 28 5-Methyl-1H-benzotriazole Methyl ETHYLENE Fluorescent Brightener 135 2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole 4-Vinylbenzyl chloride 2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene 4-(4-CHLORO-BENZYLOXY)-PHENYLAMINE Ethyleneamines 2-Phenyl-1-propene Fluorescent whitening agent for plastic Fluorescent Brightener 367 C.I. 482200 Thiophanate-methyl Ethylene glycol Silicone rubber,methyl-vinyl Methyl salicylate

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