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2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene CAS#7128-64-5

2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene CAS#7128-64-5 Promotion Season Now in Store and Free Sample for Testing with Factory Price

Chemical Name：2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene

CAS No.:7128-64-5

Molecular Formula：C26H26N2O2S

Molecular weight:430.56

Sample: Available

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Product Details

Products Description of 2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene CAS#7128-64-5

This product is yellow-green powder. Melting point 200-201℃, decomposition temperature greater than 220℃. Insoluble in water, soluble in alkanes, fats, mineral oils, waxes and common organic solvents. Solubility/(g/100ml): methanol 0.05; acetone 0Chemicalbook.5; toluene 5.3; carbon tetrachloride 5.9; tetrahydrofuran 5.5; DMF 0.8; chlorobenzene 10.2; cyclohexane 3.3; xylene 5.5; dioctyl phthalate 0.7; water 0.01. Maximum absorption wavelength 374nm

2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene Chemical Properties

Melting point	199-201 °C(lit.)
Boiling point	531.2±45.0 °C(Predicted)
density	1.26
refractive index	1.6360 (estimate)
Fp	>350°C
storage temp.	Keep in dark place,Sealed in dry,Room Temperature
solubility	toluene: soluble50mg/mL
form	powder
pka	3.03±0.10(Predicted)
color	Pale Green to Yellow
Water Solubility	Soluble in acetone and toluene. Insoluble in water.
λmax	373nm(EtOH)(lit.)
Merck	14,1014
BRN	631803
Stability:	Stable. Incompatible with strong oxidizing agents.
InChIKey	AIXZBGVLNVRQSS-UHFFFAOYSA-N
LogP	8.6 at 25℃
CAS DataBase Reference	7128-64-5(CAS DataBase Reference)
NIST Chemistry Reference	Benzoxazole, 2,2'-(2,5-thiophenediyl)bis[5-(1,1-dimethylethyl)-(7128-64-5)
EPA Substance Registry System	2,2'-(2,5-Thiophenediyl)bis[5-tert-butylbenzoxazole] (7128-64-5)

Safety Information

Risk Statements	36/37/38
Safety Statements	24/25
WGK Germany	1
RTECS	DM4888332
TSCA	Yes
HS Code	29349990
Toxicity	LD50 orl-rat: >10 g/kg MVCRB3 2,193,1973

Product Application of 2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene CAS#7128-64-5

This product is used for whitening of polyvinyl chloride, polystyrene, ABS resin, polyolefin and polyester, and also for whitening of acetate fiber, polymethyl methacrylate and foam leather. It is also used for varnish, paint, UV curing coating, printing ink, fat, oil and packaging materials. It can be used in printing ink as anti-counterfeiting mark. It can be used in photography to improve the whiteness of the non-image area of the photo, and can convert the photo into fluorescence when exposed to ultraviolet light. It produces whitening and brightening effects.

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