ChemicalBook > Product Catalog > Catalyst and Auxiliary > Fluorescent brightener > 2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene
2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene
- Product Name:2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene
- CAS:7128-64-5
- MF:C26H26N2O2S
- MW:430.56
- EINECS:230-426-4
- Mol File:7128-64-5.mol
-
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)
- Flash point:>350°C
- solubility toluene: soluble50mg/mL
- form powder
- pka3.03±0.10(Predicted)
- Water Solubility Soluble in acetone and toluene. Insoluble in water.
- λmax373nm(EtOH)(lit.)
- Merck 14,1014
- BRN 631803
- Stability:Stable. Incompatible with strong oxidizing agents.
- InChIKeyAIXZBGVLNVRQSS-UHFFFAOYSA-N
- CAS DataBase Reference7128-64-5(CAS DataBase Reference)
- NIST Chemistry ReferenceBenzoxazole, 2,2'-(2,5-thiophenediyl)bis[5-(1,1-dimethylethyl)-(7128-64-5)
- EPA Substance Registry System2,2'-(2,5-Thiophenediyl)bis[5-tert-butylbenzoxazole] (7128-64-5)
- Language:EnglishProvider:Fluorescent Brightener 184
- Language:EnglishProvider:SigmaAldrich
- Language:EnglishProvider:ACROS
- Language:EnglishProvider:ALFA
2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene Usage And Synthesis
- Description2,5-Bis (5-tert-butyl-2-benzoxazolyl) thiophene (also known as fluorescent brightener 184)1 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, thermoplastic plastic, ABS, cellulose acetate fiber, paint, coating and printing ink. It is also useful in detecting the presence of thin-film electrical contact lubricants2-4.
- Sources
- https://pubchem.ncbi.nlm.nih.gov/compound/bbot#section=Top
- https://www.alfa.com/zh-cn/catalog/A14928/
- http://www.xcolorpigment.com/FLUORESCENT-BRIGHTENER-OB.html
- http://www.offerchems.com/products/catalyst-auxiliary/fluorescent-brightener-184-cas-7128-64-5/
- Chemical Propertieslight yellow-green crystals
- UsesOptical brightener additive in polymers, fibers, films, inks, laquers, and paints. In liquid scintillators.
- Safety ProfileLow toxicity by ingestion. Whenheated to decomposition it emits toxic vapors of NOx andSOx.
2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene Preparation Products And Raw materials
- 2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole Fluorescent Brightener 220 Fluorescent Brightener 185 Fluorescent Brightener 367 Fluorescent brightener 135 Fluorescent Brightener 191 Fluorescent Brightener 204 Fluorescent Brightener 28 FLUORESCENT BRIGHTENER 28 2,1,3-Benzothiadiazole 2-Butoxyethanol Buprofezin Methyl 4-tert-butylbenzoate Thiabendazole BRIGHTENERS Flour-blearching agent DI-TERT-BUTYL ETHER BISMERTHIAZOL
2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiopheneSupplierMore
- Company Name:Shandong Qitai Chemical Co., Ltd. Gold
- Tel:13156220767
- Email:Sales@qitaichemical.cn
- Company Name:Shenzhen noadia chemical technology co., ltd Gold
- Tel:13652382808
- Email:2880680559@qq.com
- Company Name:Shanghai Harvest Chemical Industrial Co., Ltd. Gold
- Tel:15721252604
- Email:ammyzuo@harvest-chem.com;
- Company Name:Qingdao Jade New Material Technology Gold
- Tel:13658692156 0532-68077006-
- Email:info@jadenmtc.com
- Company Name:Tianjin Zhongxin Chemtech Co., Ltd.
- Tel:022-66880623
- Email:sales@tjzxchem.com;sales@tjzxchem.com
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