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  7. 2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene, 99%, Thermo Scientific Chemicals

2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene, 99%, Thermo Scientific Chemicals

Catalog No. p-7022245
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Quantity:
5 g
25 g
100 g

Description

2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene is used as an optical brightener which converts UV light into visible light. It is also used as a fluorescent brightener for thermoplastic resins of polyvinyl chloride, acrylic resin, polyester fiber, paint, coating and printing ink. It is also useful in detecting the presence of thin-film electrical contact lubricants.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene is used as an optical brightener which converts UV light into visible light. It is also used as a fluorescent brightener for thermoplastic resins of polyvinyl chloride, acrylic resin, polyester fiber, paint, coating and printing ink. It is also useful in detecting the presence of thin-film electrical contact lubricants.

Solubility
Soluble in acetone and toluene. Insoluble in water.

Notes
Incompatible with oxidizing agents.

Chemical Identifiers

CAS 7128-64-5
Molecular Formula C26H26N2O2S
Molecular Weight (g/mol) 430.566
MDL Number MFCD00005774
InChI Key AIXZBGVLNVRQSS-UHFFFAOYSA-N
Synonym bbot, 2,5-bis 5-tert-butyl-2-benzoxazolyl thiophene, uvitex ob, 2,5-bis 5-tert-butyl benzo d oxazol-2-yl thiophene, bbot 150, 2,5-bis 5-tert-butylbenzoxazol-2-yl thiophene, benzoxazole, 2,2'-2,5-thiophenediyl bis 5-1,1-dimethylethyl, unii-w7ur9129gp, fluorescent brightener 184, 2,2'-2,5-thiophenediyl bis 5-tert-butylbenzoxazole
PubChem CID 292429
IUPAC Name 5-tert-butyl-2-[5-(5-tert-butyl-1,3-benzoxazol-2-yl)thiophen-2-yl]-1,3-benzoxazole
SMILES CC(C)(C)C1=CC2=C(C=C1)OC(=N2)C3=CC=C(S3)C4=NC5=C(O4)C=CC(=C5)C(C)(C)C

Specifications

Melting Point 200°C to 202°C
Quantity 5 g
Beilstein 631803
Solubility Information Soluble in acetone and toluene. Insoluble in water.
Formula Weight 430.57
Percent Purity 99%
Chemical Name or Material 2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene

Safety and Handling

EINECSNumber 230-426-4
RTECSNumber DM4888332
TSCA Yes
Recommended Storage Ambient temperatures
SDS

RUO – Research Use Only

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