ChemNet > CAS > 1843-05-6 2-hydroxy-4-(octyloxy)benzophenone

1843-05-6 2-hydroxy-4-(octyloxy)benzophenone

product Name	2-hydroxy-4-(octyloxy)benzophenone
CAS No	1843-05-6
Synonyms	Octabenzone; 2-Hydroxy-4-Octyloxy Benzophenone; BP-12; UV-531; 2-Hydroxy-4-n-octoxy Benzophenone; UV Abosorber 531; Ultraviolet absorbent UV-531; UV 531; Benzophenone-12; Ultraviolet light absorber UV-531; UV-12; FENTASORB 531; 2-hydroxy-4-octoxybenzophenone; 2-Hydroxy-4-(Octyloxyl)-Benzophenone; UV Absorber 531
Molecular Formula	C₂₁H₂₆O₃
Molecular Weight	326.4293
InChI	InChI=1/C21H26O3/c1-2-3-4-5-6-10-15-24-18-13-14-19(20(22)16-18)21(23)17-11-8-7-9-12-17/h7-9,11-14,16,22H,2-6,10,15H2,1H3
EINECS	217-421-2
Molecular Structure
Density	1.068g/cm³
Melting point	47-49℃
Boiling point	457.9°C at 760 mmHg
Refractive index	1.547
Flash point	155.1°C
Vapour Pressur	5.25E-09mmHg at 25°C
Hazard Symbols	Xi:Irritant;
Risk Codes	R36/37/38:;
Safety Description	S26:; S36:;

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Packing	packed in cardboard drums lined with plastic bags with the net capacity of 25kg per bag.
Description	??Property??: 1.Yellowish crystals; 2.Yellowish flakes; 3.Yellowish fine powder Freely soluble in benene,n-hexane,acetone,slightly soluble in ethanol,very slightly soluble in ethane dichloride ??Specification???? Content??99% Melting Point47~49?? Ash??0.1% Light??0.5% Transmittance(450nm)??90% (500nm)??95% ??Characteristics and Uses??:This product is a light stabilizer with good performance, capable of absorbing the UV radiation of 240-340 nm wavelength with the characteristics of light color, nontoxic, good compatibility,small mobility,easy processing etc.It can protect the polymer to its maximum extent,helps to reduce the color.It can also delay the yellowing and obstacle the loss of its physical function.It is widely applied to PE, PVC,PP,PS,PC organic glass ,polypropylene fiber,ethylene-vinyl acetate etc.Moreover, it has very good light-stability effect on drying phenol aldehyde, varnish of alcohol and acname,polyure-thane,acrylate,expoxnamee etc.Its dosage is 0.1%-0.5%. ??Pack...
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Specifications	1??Molecular Weight:326 2??Appearance:Yellow powder 3??Melting point:47-49?? 4??Content:??99%(HPLC) 5??Transmittance:450nm??90% 500nm??95% 6??Ash:0.1%Max 7??Volatiles:??0.5% 8??Heavy metals:less than 5ppm
Packing	Net 25kg paper drum with inner plastic bag.
Description	UV-531 is a benzophenone type UV absorber for plastics and other organic polymers. Owing to its strong,broad UV absorption properties and excellent polymer compatibility.UV-531 exhibits very effective protection of polymers against UV light exposure. UV- 531 retards yellowing,embrittlement,and mechanical property degradation of the polymer when properly used.
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Description	UV-531
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