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

Name: 2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene, 99%, Thermo Scientific Chemicals
SKU: ALFA14928.14

CAS: 7128-64-5 | C26H26N2O2S | 430.566 g/mol

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Catalog number ALFA14928.14

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Chemical Identifiers

CAS7500-53-0

IUPAC Name2-[2-(carboxymethyl)phenyl]acetic acid

Molecular FormulaC10H10O4

InChI KeyMMEDJBFVJUFIDD-UHFFFAOYSA-N

SMILESOC(=O)CC1=CC=CC=C1CC(O)=O

Specifications

Specification Sheet

Titration with NaOH>=98.5 %

Appearance (Color)Beige to light brown

Appearance (Form)Crystalline powder or needles

Infrared spectrumConforms

Melting point150°C to 152°C

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

General References:

Fourati, M. A.; Maris, T.; Skene, W. G.; Bazuin, C G.; Prud’homme, R. E. Photophysical, Electrochemical and Crystallographic Investigations of the Fluorophore 2,5-Bis(5-tert-butyl-benzoxazol-2-yl)thiophene. J. Phys. Chem. B 2011, 115 (43), 12362-12369.
Giani, M.; Sist, P.; Berto, D.; Serrazanetti, G. P.; Ventrella, V.; Urbani, R. The organic matrix of pelagic mucilaginous aggregates in the Tyrrhenian Sea (Mediterranean Sea). Mar. Chem. 2012, 132, 83-94.