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HCID 17867Erstellt: 25. Oktober 2026

2,2'-Thiophen-2,5-diylbis(benzoxazol)

2,5-Bis(2-benzoxazolyl)thiophene · FBA185 · c.i. 515240 · fluorescent brightener 185 · sof (fluorescent brightener) · C.I. Fluorescent Brightener 172 · 2,5-di(benzoxazol-2-yl)-thiophen · 2,5-di(benzoxazol-2-yl)thiophene

https://huagongshe.com/de/chemical/17867

Molekülstruktur von 2,2'-Thiophen-2,5-diylbis(benzoxazol)

Identifikatoren & physikalische Daten

CAS No.12224-41-8
SummenformelC18H10N2O2S
Durchschnittliche Molmasse318,4 g/mol
Monoisotopische Masse318,04629856 g/mol
SMILESc1ccc2oc(-c3ccc(-c4nc5ccccc5o4)s3)nc2c1
InChIKeyUGFSLKRMHPGLFU-UHFFFAOYSA-N
PubChem CID17867
ChEMBLCHEMBL3694233
EC No.220-685-1
DTXSIDDTXSID8051966
Lokaler Name2,2'-Thiophen-2,5-diylbis(benzoxazol)

Chemische & physikalische Eigenschaften

XLogP4,7
Polarare Oberfläche (TPSA)80,3
H-Brücken-Donoren0
H-Brücken-Akzeptoren5
Frei drehbare Bindungen2
Schwere Atome23
Formalladung0
Komplexität399
SpringerMaterials PropertiesChemical structure
LogP (Verteilungskoeffizient)5.97
Schmelzpunkt216-220°C
Siedepunkt466.4±30.0 °C(Predicted)
Dichte1.385
Brechungsindex1.6000 (estimate)
pKa (Säurekonstante)1.27±0.10(Predicted)
Löslichkeit9.551ug/L(25 ºC)
EPA chemische Informationen2,5-Bis(2-benzoxazoyl)thiophene (2866-43-5)

Sicherheit & Vorschriften

GHS-EinstufungThis chemical does not meet GHS hazard criteria for 100% (40 of 40) of all reports.Not ClassifiedAggregated GHS information provided per 40 reports by companies from 1 notifications to the ECHA C&L Inventory.
Regulatorische InformationenChemical: Benzoxazole, 2,2'-(2,5-thiophenediyl)bis-Benzoxazole, 2,2'-(2,5-thiophenediyl)bis-: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right.
Hazard Classes and CategoriesNot Classified
TSCA-Inventar-StatusTSCA listed
ToxizitätLD50 oral in rat: > 30gm/kg