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1,4-Bis(5-phenyl-2-oxazolyl)benzene

CAS 1806-34-4C24H16N2O2Biochemicals & Reagents

1,4-Bis(5-phenyl-2-oxazolyl)benzene (CAS: 1806-34-4) is an organic compound with the molecular formula C24H16N2O2 and a molecular weight of 364.40 g/mol. Also known as POPOP, it is a highly fluorescent compound recognised for its utility in scintillation counting and fluorescence spectroscopy. This compound serves as a secondary scintillator, enhancing light output in detection systems. Its reliable performance makes it a valuable reagent in analytical and research applications.

IUPAC
1,4-Bis(5-phenyl-2-oxazolyl)benzene,2,2′-p-Phenylene-bis(5-phenyloxazole),Di(phenyl-5-oxazolyl-2)-1,4-benzene,POPOP
Synonyms
POPOP2,2′-p-Phenylene-bis(5-phenyloxazole)Di(phenyl-5-oxazolyl-2)-1,4-benzene
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1,4-Bis(5-phenyl-2-oxazolyl)benzene (C24H16N2O2) — chemical structure, CAS 1806-34-4; Life Science, fine chemical supplied by Tech Serve Solutions
Analytical ReagentsAnalytical/ChromatographyBiochemicals and ReagentsScintillation ReagentsScintillation reagentsSpectroscopy More...
01 /Applications

Scintillation Counting

1,4-Bis(5-phenyl-2-oxazolyl)benzene is employed as a wavelength shifter or secondary scintillator in liquid scintillation cocktails. It efficiently absorbs energy from primary scintillators and re-emits it at longer wavelengths, optimising detection efficiency for ionising radiation.

Fluorescence Spectroscopy

Due to its strong fluorescence properties, this compound is utilised as a standard or probe in fluorescence spectroscopy. It exhibits a high quantum yield and is valuable for calibrating instruments and studying fluorescence phenomena.

Analytical Reagent

As a specialised analytical reagent, 1,4-Bis(5-phenyl-2-oxazolyl)benzene finds application in various detection and measurement techniques. Its predictable optical properties support accurate analytical results in research and development settings.

Luminescent Compound Research

It serves as a reference material and research chemical for the study of luminescent organic materials. Investigations into new fluorescent dyes, organic light-emitting diodes (OLEDs), and photophysical processes may involve this compound.

02 /Properties
Molecular weight364.40
Empirical formulaC24H16N2O2
Suitabilitysuitable for scintillation
Melting point242-246 °C(lit.)
03 /Safety & handling
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Warning

Hazard statements

  • H302Harmful if swallowed
  • H319Causes serious eye irritation

Precautionary statements

  • P305IF IN EYES
Protective equipmentdust mask type N95 (US), Eyeshields, Gloves
Water hazard class (WGK, DE)2
Hazard codes (EU)Xn
Risk statements (R)22-36
Safety statements (S)22-24/25-26

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
1806-34-4
MDL number
MFCD00005309
PubChem substance
24898445
Beilstein registry
325741
05 /Additional specifications
Product LineBioReagent
06 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

07 /Frequently asked questions

What is 1,4-Bis(5-phenyl-2-oxazolyl)benzene used for?

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1,4-Bis(5-phenyl-2-oxazolyl)benzene (CAS: 1806-34-4) is primarily used as a secondary scintillator in scintillation counting and as a fluorescent standard in spectroscopy. It is also employed as a specialised analytical reagent and in research concerning luminescent compounds.

What are the CAS number and formula for 1,4-Bis(5-phenyl-2-oxazolyl)benzene?

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The CAS number for 1,4-Bis(5-phenyl-2-oxazolyl)benzene is 1806-34-4, and its empirical formula is C24H16N2O2.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 1,4-Bis(5-phenyl-2-oxazolyl)benzene suitable for scintillation applications. The specific assay and grade are available upon request. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated in the product documentation.

How should 1,4-Bis(5-phenyl-2-oxazolyl)benzene be handled safely?

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Handling 1,4-Bis(5-phenyl-2-oxazolyl)benzene requires appropriate personal protective equipment, including a dust mask (type N95 or equivalent), eyeshields, and gloves. Avoid generating dust and ensure adequate ventilation. The compound is classified with signal word 'Warning' and hazards H302 (Harmful if swallowed) and H319 (Causes serious eye irritation).

Is 1,4-Bis(5-phenyl-2-oxazolyl)benzene a controlled substance?

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Based on the provided data, 1,4-Bis(5-phenyl-2-oxazolyl)benzene is not indicated as a controlled substance.

How is 1,4-Bis(5-phenyl-2-oxazolyl)benzene packed and shipped?

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1,4-Bis(5-phenyl-2-oxazolyl)benzene is carefully packed to ensure safe transit and is exported globally by Tech Serve Solutions in compliance with international shipping regulations for chemical substances.

How can I request a sample or quote for 1,4-Bis(5-phenyl-2-oxazolyl)benzene?

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To request a sample or a quotation for 1,4-Bis(5-phenyl-2-oxazolyl)benzene, please contact our sales department through the website or by calling us directly. Please provide your contact details and the quantity required.

Need 1,4-Bis(5-phenyl-2-oxazolyl)benzene in a specific grade or volume?