Avobenzone
Avobenzone is a broad-spectrum UVA sunscreen agent that provides protection against long-wave ultraviolet rays (UVA). It is a highly effective and stable ingredient used in a wide variety of sun protection formulations. It is typically used in combination with other sunscreen agents to achieve broad-spectrum UV protection, preventing both UVA and UVB rays from damaging the skin. Avobenzone is known for its ability to absorb a broad range of UVA rays, making it a popular choice in high-SPF and broad-spectrum sunscreens.
Product Name: Avobenzone
CAS Number: 70356-09-1
Molecular Formula: C20H22O3
Other Names:
Butyl Methoxydibenzoylmethane (BMDBM)
1-(4-((2-Hydroxy-4-methoxyphenyl)(4-methoxyphenyl)methylene)-3-benzylidene)propan-2-ol
Parsol 1789
Chemical Name:
4-[(2-Hydroxy-4-methoxyphenyl)(4-methoxyphenyl)methylene]-3-benzylidenepropan-2-ol
Applications:
Cosmetics & Personal Care: Avobenzone is primarily used in sunscreen formulations to protect the skin from UVA radiation, which is known to cause premature aging, wrinkles, and skin cancer. It is also found in facial creams, body lotions, and other sun care products.
Skincare: It helps prevent photodamage, discoloration, and other forms of skin damage caused by sun exposure, making it an important ingredient in anti-aging and daily skincare products.
Makeup: Often included in makeup products with SPF, such as foundations and primers, to provide added sun protection.
Hair Care: Avobenzone is sometimes used in hair care products like shampoos and conditioners, especially those designed for sun-exposed or color-treated hair, to protect the hair from UV damage.
Benefits:
Provides excellent protection against UVA radiation, which helps in preventing skin aging, wrinkles, and sunburns.
Broad-spectrum protection when combined with other sunscreen agents, helping to offer full-spectrum UV protection.
Lightweight and non-greasy, making it suitable for use in a wide variety of skincare and cosmetic products.
Ideal for sensitive skin, as it is generally well-tolerated and less likely to cause irritation compared to some other sunscreen agents.
|
Appearance |
White or pale yellow crystalline powder,free of Conform foreign matter |
|
Odor |
Faintly characteristic odor Conform |
|
ldentification |
Infrared Absorption <197K&197A> Conform B.The retention time corresponds to the standard. Conform |
|
Assay (Gc) |
95.0%~105.0% |
98.6% |
|
Loss on Drying |
0.5%max |
0.07% |
|
Melting Point |
81℃~86℃ |
84.1℃ |
|
Specific Extinction (E1%,1cm at 357nm) |
1100.0~1180.0 |
1142 |
|
Impurities (Gc) |
Individual impurities:3.0%max Total impurities:4.5%max |
1.2% 1.6% |
|
Residual Solvents |
Conform |
Conform |

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