223999
2,5-Bis(5-tert-butyl-benzoxazol-2-yl)thiophene
suitable for scintillation, 99%
Synonym(s):
BBOT
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About This Item
Empirical Formula (Hill Notation):
C26H26N2O2S
CAS Number:
Molecular Weight:
430.56
Beilstein:
631803
EC Number:
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:
NACRES:
NA.47
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Quality Level
Assay
99%
form
powder
color
yellow to green
mp
199-201 °C (lit.)
solubility
toluene: 50 mg/mL
density
1.272 g/cm3 at 20 °C
ε (extinction coefficient)
≥47000 at 372-374 nm in dioxane
suitability
suitable for scintillation
application(s)
diagnostic assay manufacturing
hematology
histology
storage temp.
room temp
SMILES string
CC(C)(C)c1ccc2oc(nc2c1)-c3ccc(s3)-c4nc5cc(ccc5o4)C(C)(C)C
InChI
1S/C26H26N2O2S/c1-25(2,3)15-7-9-19-17(13-15)27-23(29-19)21-11-12-22(31-21)24-28-18-14-16(26(4,5)6)8-10-20(18)30-24/h7-14H,1-6H3
InChI key
AIXZBGVLNVRQSS-UHFFFAOYSA-N
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General description
2,5-Bis(5-tert-butyl-benzoxazol-2-yl)thiophene known as BBT is a commercially available safe fluorescent brightener. It is a light-emitting chemical compound that is a benzoxazole derivative. The molecule has excellent UV-Visible absorption property and outstanding fluorescent ability. These physical properties allow them to act as high-performance photoinitiators. It is a commercially available safe fluorescent brightener. The molecule has excellent UV-Visible absorption property and outstanding fluorescent ability.
Application
2,5-Bis(5-tert-butyl-benzoxazol-2-yl)thiophene is usually used as an optical brightener. It is suitable for photoluminescence experiments on doped silica films. It is also suitable to visualize ultraviolet (UV)-patterned acrylic pressure-sensitive adhesives.
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Product No.
Description
Pricing
Storage Class Code
11 - Combustible Solids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
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Xiaoling Zuo et al.
Macromolecular rapid communications, 37(10), 840-844 (2016-04-14)
The photochemical and electrochemical investigations of commercially available, safe, and cheap fluorescent brighteners, namely, triazinylstilbene (commercial name: fluorescent brightener 28) and 2,5-bis(5-tert-butyl-benzoxazol-2-yl)thiophene, as well as their original use as photoinitiators of polymerization upon light emitting diode (LED) irradiation are reported.
Eva E Stüeken et al.
Rapid communications in mass spectrometry : RCM, 34(18), e8821-e8821 (2020-05-03)
Elemental abundances and isotopic ratios of carbon, nitrogen, sulfur and hydrogen have become important tools for reconstructing the evolution of Earth and life over geologic timescales, requiring accurate and precise analytical methods with high sample throughput. However, these measurements may
M Amine Fourati et al.
The journal of physical chemistry. B, 115(43), 12362-12369 (2011-09-16)
The photophysics of 2,5-bis(5-tert-butyl-benzoxazol-2-yl)thiophene (BBT) were investigated for assessing its limitations for use as a universal fluorophore and as a viable sensor for both polymeric and solution studies. This is of importance given the limitations of currently used materials. BBT's
Yin Zheng et al.
International journal of nanomedicine, 11, 5971-5987 (2016-11-24)
Nanoemulsions (NEs) are used as transdermal drug delivery systems for systematic therapeutic purposes. We hypothesized that the skin permeation profile of an NE could be modulated by incorporating it into a hydrogel containing differing proportions of thickening agent. The objectives
Jun-Ling Wang et al.
Guang pu xue yu guang pu fen xi = Guang pu, 29(7), 1740-1744 (2009-10-06)
Thin nano-porous silica films doped with high concentrations of fluorescent material, 2, 5-bis (5-tert-butyl-2-benzoxazolyl)-thiophene (BBOT) were prepared via a sol-gel process. Uniform and bright blue fluorescence was observed. Light emission properties of these organic molecule doped inorganic silica films, i.e.
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