Thermo Scientific Chemicals

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

Catalog number: A14928.06
5 g, Each
Thermo Scientific Chemicals

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

Catalog number: A14928.06
5 g, Each
Quantity
Catalog number: A14928.06
also known as A14928-06
Price (USD)
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Chemical Identifiers

CAS
7128-64-5
IUPAC Name
5-tert-butyl-2-[5-(5-tert-butyl-1,3-benzoxazol-2-yl)thiophen-2-yl]-1,3-benzoxazole
Molecular Formula
C26H26N2O2S
InChI Key
AIXZBGVLNVRQSS-UHFFFAOYSA-N
SMILES
CC(C)(C)C1=CC=C2OC(=NC2=C1)C1=CC=C(S1)C1=NC2=CC(=CC=C2O1)C(C)(C)C
Identification (FTIR)
Conforms
Appearance (Color)
Pale yellow to yellow
Form
Crystals or powder or crystalline powder
Assay (HPLC)
≥98.5%
Melting Point (clear melt)
199.0-205.0?C

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.
RUO – Research Use Only

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