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CAS:5242-49-9
MF:C29H20N2O2
MW:428.48
EINECS:226-044-2
Synonyms:4-(Benzoxazol-2-yl)-4′-(5-methylbenzoxazol-2-yl)stilbene; 2-[4-[2-[4-(Benzoxazol-2-yl)phenyl]vinyl]phenyl]-5-methylbenzoxazol
What is Fluorescent Brightener KS-N CAS 5242-49-9？
Fluorescent Brightener KS-N brightens fluorescent brightener very well and enjoys a reputation as the king of brightener in the country, often used in high-end plastics with high whitness requirements. Fluorescent Brightener KS-N appearance yellowish-green crystalline powder melting point; Fluorescent Brightener KS-N is insoluble in water, odorless and stable.
Specification
| Item | Specification |
| Melting point | >273°C (dec.) |
| Boiling point | 578.9±39.0 °C(Predicted) |
| Density | 1.26 |
| Solubility | DMSO |
| Acidity coefficient (pKa) | 2.65±0.10(Predicted) |
Application
Fluorescent Brightener KS-N has a similar chemical structure to OB-1, but brightens polyester and plastic products better than OB-1, and has better compatibility with plastics than OB-1, producing very good whitening in small amounts, which is far less fluorescent than OB-1. Fluorescent Brightener KS-N is used for fluorescent brightening in all plastics especially in synthetic fibers, but also for brightening and brightening colors in paints, inks, paints and other industries.
Packaging
25kg/drum or according to customer requirements.
Related keywords
2-{4-{2-[4-(2-Benzoxazolyl)-pheChemicalbooknyl]-vinyl}-phenyl}-5-methylbenzoxazole; 4-BIS(5-METHYL-2-BENZIAZOLYL)ETHLENE,99.5+%; OPTICALBRIGHTENER368; FBA368; OpticalBrightenerKSN; KSNFluorescentBrightener]-.
