Methylene Bis-Benzotriazolyl Tetramethylbutylphenol

Methylene Bis-Benzotriazolyl Tetramethylbutylphenol

  • INCI Name:        Methylene Bis-Benzotriazolyl Tetramethylbutylphenol
  • CAS No:              103597-45-1

What is Methylene bis-benzotriazolyl tetramethylbutylphenol?
Methylene bis-benzotriazolyl tetramethylbutylphenol is a highly efficient ultraviolet absorber, also known as Bisoctrizole. The appearance is light yellow crystalline powder, can absorb 300-400nm ultraviolet, and has the ability to absorb UVA and UVB.
It has the dual function of absorption and scattering to UVA band ultraviolet light, hence it is a “hybrid” sunscreen.

Features of Methylene bis-benzotriazolyl tetramethylbutylphenol

  • High light stability. It is a photostable broad spectrum UV filter which delivers outstanding performance that breaks through the boundaries of UVB and UVA to continue into the blue light spectrum.
  • Good compatibility. When it is used in combination with other UVB wave ultraviolet absorbers, it has a significant synergistic effect and can obviously improve the SPF value of the formula.
  • Wide application. Methylene bis-benzotriazolyl tetramethylbutylphenol is a broad-spectrum ultraviolet radiation absorber (UVA and UVB) found in personal care products including sunscreens, insect repellants, hair care, and cosmetic products.

Uses & Applications

Personal care

  • Widely used as UV filters in sunscreens and cosmetics to prevent sunburn and skin damage, or as stabilizers to prevent photodegradation in many commercial products.
  • Finds application in formulating sun-, baby- & daily skin care products and decorative cosmetics with sun protection.

Product Details






Light yellow crystalline powder


≥ 98.50%

Melting point



0.1% max

Loss on drying


Specific extinction

500nm, 98% min; 460nm, 97% min.

Shelf Life

24 months

Download Data Sheet

Technical Data Sheet –Methylene Bis-Benzotriazolyl Tetramethylbutylphenol

Material Safety Data Sheet– Methylene Bis-Benzotriazolyl Tetramethylbutylphenol

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