2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole

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Origin: China

Cas No: 1533-45-5

Specification: 99%min

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CAS No.: 1533-45-5 Formula: C28H18N2O2 Molecular Weight: 414.45500

Basic Info

Chemical Name	2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole
Synonyms	OpticalBrighteningAgentOB-1C.I.; fluorescentbrightener393; 44BIS2BENZOXAZOYLSTILBENE; 4.4'-Bis-<2-benzoxazolyl>-stilben; 4,4'-Bis(2-benzoxazolyl)stilbene; OPTICAL BRIGHTENER 393; optical brightener OB-1; OB-C; 4,4′-Bis(2-benzoxazolyl)stilbene; Fluorescent Brightener OB-1; 1,2-Bis(4-(benzo[d]oxazol-2-yl)phenyl)ethene; B-OB-1;
CAS No.	1533-45-5
Molecular Formula	C28H18N2O2
Molecular Weight	414.45500
PSA	52.06000
LogP	7.47340

Properties

Appearance & Physical State	solid
Density	1.39 g/cm3 (25ºC)
Boiling Point	566.8ºC at 760 mmHg
Melting Point	357-359ºC
Flash Point	285.1ºC
Refractive Index	1.731
Stability	Stable. Incompatible with strong oxidizing agents.
Storage Condition	Keep container closed when not in use. Store in a cool, dry, well-ventilated area away from incompatible substances.
Vapor Pressure	2.79E-12mmHg at 25°C

Safety Info