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CAS:70356-09-1
Avobenzone CAS:70356-09-1
CAS No: 70356-09-1
Product Name: Avobenzone
Other Name:
Avobenzone
1-(4-tert-Butylphenyl)-3-(4-methoxyphenyl)-1,3-propanedione
1-[4-(1,1-Dimethylethyl)phenyl]-3-(4-methoxyphenyl)-1,3-propanedione
4-tert-Butyl-4'-methoxydibenzoylmethane
1-(4-Methoxyphenyl)-3-[4-(2-methyl-2-propanyl)phenyl]-1,3-propanedione
 
Density: 1.1±0.1 g/cm3
Boiling Point: 463.6±35.0 °C at 760 mmHg
Melting Point: 81-84 °C
Molecular Formula: C20H22O3
Molecular Weight: 310.387
Flash Point: 203.1±26.0 °C
Exact Mass: 310.156891
PSA: 43.37000
LogP: 4.81
Vapour Pressure: 0.0±1.1 mmHg at 25°C
Index of Refraction: 1.545
 
Specification
Appearance: Off-white to yellowish crystal powder
Assay(HPLC): 95.0 %-105.0%
Purity: 95-97%
Melting Point: 81.0 ℃ ~ 86.0 ℃
Loss on Drying: ≤ 0.50 %
Any single impurity: ≤3.0%
The sum of all impurities: ≤4.5%
 
Application
Avobenzone is an oil soluble ingredient used in sunscreen products to absorb the full spectrum of UVA rays and a dibenzoylmethane derivative.
Because it can absorb a considerable range of ultraviolet light compared to other chemical sunscreens, it is widely used in many advertised broad-spectrum sunscreen products.
Studies have found that avobenzone can significantly inhibit the metastasis of colon cancer cells. Compared with traditional chemotherapeutic drugs, avobenzone has a high specificity for tumor targeting, side effects are small, and countermeasures for side effects are clear.
 
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.

TEST UNIT SPECIFICATION
APPEARANCE   LIGHT YELLOW TO WHITE CRYSTALLINE POWDER
ASSAY % 97.00-104.00
IDENTIFICATION    
ABSORPTIVITIES AT 360nm % 3.00MAX
VOLATILES % 0.50MAX
METLTING RANGE 81.00-86.00
IMPURITY    
INDIVIDUAL IMPURITIES % 3.00MAX
TOTAL IMPURITIES % 4.50MAX
SPECIFIC EXTINCTION   1150-1180
ARSENIC ppm 2.0MAX
HEAVY METALS ppm 20.0MAX

Our company is a professional supplier of functional material additives. Our products include antioxidants, ultraviolet absorbers, light stabilizers, photoinitiators, heat stabilizers, nucleating agents, flame retardants, polyurethane chain extenders, nano light absorbing materials, antibacterial materials, functional masterbatches, colorants etc. After years of steadfast industry accumulation and technological innovation, a relatively complete additive industry chain has been formed in the rubber and plastic industry, ink industry, coating industry, textile printing and dyeing industry, functional resin and other industries. Significant achievements have been made in the field of additives.
 


UNICHEMIST manufacture & supply Avobenzone CAS:70356-09-1,if you want to buy it,please drop your inquiry to [email protected] ,we will reply you asap.If you have any custom synthesis or contract manufacturing compounds, please also feel free to contact us.



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