2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid CAS 4065-45-6

Description

2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid

Quick Details

Chemical Name:Uvistat 1121 ; Benzophenone-4.  BP-4;

CAS No.:4065-45-6

Molecular Fomula: C14H12O6S

Chemical Structure:

Molecular weight: 308.31

Appearance:white to yellowish powder

2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid Typical Properties

Items	Specifications
Appearance	Off-white or light yellow crystalline powder
Specific Extinction UV Absorbance	E285 460～490
	E325 285～315
Content（HPLC）	≥ 99.0 %
PH Value	1.2~2.2
Loss of Drying	≤ 3.0 %
Melting Point	≥ 140 ℃
Turbidity in water	≤ 4.0 EBC
Heavy Metals	≤ 5 ppm
Gardner Color	≤ 2.0

Usage

Mainly used for water soluble in cosmetics as a resistance to bask in sunscreen, can also be used in other water-soluble ink, paint, etc for uv absorber;
As anti-ultraviolet finishing agent for cotton fabric, polyester fiber has good anti aging and softening effect.A broad-spectrum UV absorber, absorption with high efficiency, non-toxic side effects, no teratogenicity, optical, thermal stability is good wait for an advantage, it also can absorb uv-a and UV – B, is approved by the FDA Ⅰ kind of sunscreen, use frequency is higher in the United States and Europe, widely used in sun lotion, cream, honey, latex, oil and other sunscreen cosmetics as anti-ultraviolet finishing agent, the cotton fabric, polyester fiber has good anti aging and softening effect. Mainly used for water soluble in cosmetics as a resistance to bask in sunscreen, can also be used in other water-soluble ink, paint, etc for uv absorber.

Packaging

25 kg/drum or as requested

Storage

Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.