Optical brightener OB-1

$7 - $4543.44

Price

Brand	Packaging	Price	Product name
aablocks AA003B02	5g	$10	1,2-Bis(4-(benzo[d]oxazol-2-yl)phenyl)ethene
aablocks AA003B02	10g	$11	1,2-Bis(4-(benzo[d]oxazol-2-yl)phenyl)ethene
aablocks AA003B02	25g	$12	1,2-Bis(4-(benzo[d]oxazol-2-yl)phenyl)ethene
aablocks AA003B02	100g	$15	1,2-Bis(4-(benzo[d]oxazol-2-yl)phenyl)ethene
aablocks AA003B02	500g	$53	1,2-Bis(4-(benzo[d]oxazol-2-yl)phenyl)ethene
aablocks AA003B02	1000g	$89	1,2-Bis(4-(benzo[d]oxazol-2-yl)phenyl)ethene
AHH MT-11768	1000g	$398	2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole
AHH MT-11768	1000g	$398	2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole
AHH MT-11768	1000g	$398	2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole
AK Scientific O251	500g	$240	FluorescentbrightenerOB-1

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Melting point	>300 °C(lit.)
Boiling point	533.34°C (rough estimate)
Density	1.2151 (rough estimate)
vapor pressure	0Pa at 25℃
refractive index	1.5800 (estimate)
storage temp.	Sealed in dry,Room Temperature
solubility	DMSO (Slightly, Heated)
form	Solid
pka	1.45±0.10(Predicted)
color	Yellow
biological source	goat
Water Solubility	10μg/L at 25℃
λmax	372 nm
Stability	Stable. Incompatible with strong oxidizing agents.
Cosmetics Ingredients Functions	COLORANT
InChI	1S/C28H18N2O2/c1-3-7-25-23(5-1)29-27(31-25)21-15-11-19(12-16-21)9-10-20-13-17-22(18-14-20)28-30-24-6-2-4-8-26(24)32-28/h1-18H/b10-9+
InChIKey	ORACIQIJMCYPHQ-KTKRTIGZSA-N
SMILES	c1ccc2oc(nc2c1)-c3ccc(\C=C\c4ccc(cc4)-c5nc6ccccc6o5)cc3
LogP	5.499 at 25℃
CAS DataBase Reference	1533-45-5(CAS DataBase Reference)
EPA Substance Registry System	Benzoxazole, 2,2'-(1,2-ethenediyldi-4,1-phenylene)bis- (1533-45-5)