Chemicals

2,2′-Dihydroxy-4,4′-dimethoxybenzophenone

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Product Name: 2,2'-Dihydroxy-4,4'-dimethoxybenzophenone

Other Name: Bis(2-hydroxy-4-methoxyphenyl)methanone

CAS No: 131-54-4

MF: C15H14O5

MW: 274.26900

Density: 1.291g/cm3

Boiling point: 439.3ºC at 760mmHg

Melting point: 133-136 °C(lit.)

Flash point: 164.4ºC

Refractive index: 1.605

UN Number: Not dangerous goods.

UN Proper Shipping Name: Not dangerous goods.

Transport hazard class: Not dangerous goods.

Packing group: Not dangerous goods.

Specification

Appearance: Light yellow crystalline powder

Assay: ≥99%

Loss on drying: ≤0.50%

Transmittance: 300-400nm ≤1%; 450-550nm ≥90％; 500nm ≥95％

Hazen: ≤4.0

K value(330nm): ≥49.0

Application

This product is a water-soluble neutral broad-spectrum benzophenone ultraviolet absorber.

It has high absorption efficiency, non-toxicity, no teratogenic side effects, good light and heat stability, etc.

A common light stabilizer, a type of substance that can strongly and selectively absorb high-energy ultraviolet light and perform energy conversion to release or deplete energy in the form of heat or harmless low-energy radiation.

Mainly used in water-soluble chemical sunscreens, sunscreens, lotions.

It can improve the durability of dyed textile color, prevent the yellowing of wool textiles, prevent the discoloration of synthetic fiber fabrics, and can be used in hair products such as hair gels and mousses to prevent hair damage caused by ultraviolet radiation to whiten.

Package: 25kg/drum, can also be designed according to customer requirements.

Storage: Store in cool place. Keep container tightly closed in a dry and well-ventilated place.

2,2'-Dihydroxy-4,4'-dimethoxybenzophenone

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