1,4-Bis(5-phenyl-2-oxazolyl)benzene(POPOP) - BioReagent, suitable for scintillation , CAS No.1806-34-4

CAS: 1806-34-4 Cat. No.: B755443 Peso molecular: 364.40 Beilstein Registry Number: 325741 Número EC: 217-304-6
Disponible para pedir
GRADE & PURITY BioReagent, suitable for scintillation
Synonyms
1,4-Di(5-phenyl-2-oxazolyl)benzene | 2,2′-p-Phenylene-bis(5-phenyloxazole) | Di(phenyl-5-oxazolyl-2)-1,4-benzene
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Estado
Price
Qty
1g
B755443-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
23,90US$
5g
B755443-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
69,90US$
25g
B755443-25g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
268,90US$
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Why this grade

BioReagent, suitable for scintillation for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 6 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Descripción general

1,4-Bis(5-phenyl-2-oxazolyl) benzene, also known as POPOP, is a well-known scintillation luminophore. It is an efficient fluorescent organic compound with high stokes shift. The POPOP dye is photostable in polar protic and polar aprotic solvents. The resulting photochemical quantum yield and the photodecomposition rate depend on the solvent′s electron affinity.

Application:

1,4-Bis(5-phenyl-2-oxazolyl) benzene or POPOP is widely used to detect radioactivity by scintillation counting.

Specifications

Sinónimos
1, 4-Di(5-phenyl-2-oxazolyl)benzene | 2, 2′-p-Phenylene-bis(5-phenyloxazole) | Di(phenyl-5-oxazolyl-2)-1, 4-benzene
Especificaciones y pureza
BioReagent, suitable for scintillation
Condiciones de almacenamiento de almacenamiento
Room temperature
Enviado en
Normal
Nombres e identificadores
Sonrisas canónicasC1=CC=C(C=C1)C2=CN=C(O2)C3=CC=C(C=C3)C4=NC=C(O4)C5=CC=CC=C5
IUPAC Name5-phenyl-2-[4-(5-phenyl-1,3-oxazol-2-yl)phenyl]-1,3-oxazole
InChIKeyMASVCBBIUQRUKL-UHFFFAOYSA-N
INCHI1S/C24H16N2O2/c1-3-7-17(8-4-1)21-15-25-23(27-21)19-11-13-20(14-12-19)24-26-16-22(28-24)18-9-5-2-6-10-18/h1-16H
Isómeros SMILES C1=CC=C(C=C1)C2=CN=C(O2)C3=CC=C(C=C3)C4=NC=C(O4)C5=CC=CC=C5
WGK Alemania 2
Peso molecular 364.40
Beilstein 325741
Reaxy-Rn 325741
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=325741&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClaseAzoles
SubclassOxazoles
Intermediate Tree Nodes Not available
Direct ParentPhenyl-1,3-oxazoles
Alternative Parents 2,5-disubstituted oxazoles  Benzene and substituted derivatives  Heteroaromatic compounds  Oxacyclic compounds  Azacyclic compounds  Organopnictogen compounds  Organooxygen compounds  Organonitrogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Phenyl-1,3-oxazole - 2,5-disubstituted 1,3-oxazole - Benzenoid - Monocyclic benzene moiety - Heteroaromatic compound - Oxacycle - Azacycle - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Aromatic heteromonocyclic compound
DescripciónThis compound belongs to the class of organic compounds known as phenyl-1,3-oxazoles. These are aromatic heterocyclic compounds containing a 1,3-oxazole substituted at one or more positions by a phenyl group.
External Descriptors 1,3-oxazoles
Estructura 3D
Modelo de Estructura Química Interactiva





Certificados (CoA, COO, BSE/TSE y tabla de análisis)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

2 results found

Lot NumberCertificate TypeFechaArticulo
C2604824Certificate of AnalysisFeb 03, 2026 B755443
C2604825Certificate of AnalysisFeb 03, 2026 B755443
Propiedades químicas y físicas
Punto de fusión (°C)242-246°C
Peso molecular364.400 g/mol
XLogP36.400
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count4
Rotatable Bond Count4
Exact Mass364.121 Da
Monoisotopic Mass364.121 Da
Topological Polar Surface Area52.100 Ų
Heavy Atom Count28
Formal Charge0
Complexity437.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Preguntas frecuentes y artículos
Citations of This Product
Referencias
1. Yiyao Cao, Yuxin Qian, Hong Ren, Liangliang Yin, Yuhan Xie, Yanqin Ji.  (2023)  Determination of carbon-14 in marine biota using oxidation combustion and gel suspension liquid scintillation counting.  FOOD CHEMISTRY,      [PMID:37956594] [10.1016/j.foodchem.2023.137914]
2. Mingzhu Hu, Yumeng Wang, Shengpeng Hu, Zongpeng Wang, Bi Du, Yanjun Peng, Jiawei Yang, Yunjie Shi, Dongdong Chen, Xi Chen, Ziwen Zhuang, Zhixun Wang, Xi Chen, Jiecheng Yang, Yongshuai Ge, Eyu Wang, Quan Wen, Shuang Xiao, Ming Ma, Weimin Li, Jie Zhang, De Ning, Lei Wei, Chunlei Yang, Ming Chen.  (2023)  A pixelated liquid perovskite array for high-sensitivity and high-resolution X-ray imaging scintillation screens.  Nanoscale,  15  (38): (15635-15642).  [PMID:37721742] [10.1039/D3NR02841K]
3. Hu Yichen, Ma Jiaju, Liu Tonghuan, Zhang Yongjie, Yu Yuhong, Sun Zhiyu, Fang Fang, Dong Tianhao, Zhao Yanhong, Zhou Gen.  (2023)  Preparation and characterization of plastic scintillators with different proportions.  JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY,  332  (4): (1047-1054).  [PMID:] [10.1007/s10967-022-08748-6]
4. Xingyan Pang, Jiaoyang Li, Pengfei Xu, Wenjun Yang, Lei Huang, Sufen Zhang, Zhiyang Yu, Qingfu Ye.  (2022)  Environmental fate and metabolism of the systemic triazolinthione fungicide prothioconazole in different aerobic soils.  JOURNAL OF HAZARDOUS MATERIALS,      [PMID:37055988] [10.1016/j.jhazmat.2022.130583]
5. Yumeng Wang, Beiping Liu, Yingming Liu, Xi Chen, Xi Chen, Quan Wen, Eyu Wang, Bi Du, Han Zheng, Guo-Hua Zhong, Chunlei Yang, Ming Chen.  (2025)  High-Performance and Stable b-PBD/Perovskite Liquid Scintillators for X-ray Imaging.  ACS Applied Materials & Interfaces,      [PMID:41175061] [10.1021/acsami.5c17410]
6. Li Hongwei, Lv Shichao, Qiu Jianrong, Zhou Shifeng.  (2026)  Organic-inorganic hybrid scintillating glass for high-energy particle detection.  Nature Communications,      [PMID:] [10.1038/s41467-026-72884-w]
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