Dioxybenzone | CAS No. 131-53-3

Dioxybenzone

Basic Information

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CAS Number

131-53-3

Molecular Formula

C14H12O4

Molecular Weight

244.25 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Ketones

Basic Chemical Raw Materials Organic Chemicals Ethers

Fine Chemicals Dyes and Pigments Organic Dyes

Fine Chemicals Surfactants Anionic Surfactants

Basic Physical Properties

Melting Point

71.0 to 75.0 deg-C

Boiling Point

170-175 °C/1 mmHg

Refractive Index

1.5389 (estimate)

SMILES

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COc1ccc(C(=O)c2ccccc2O)c(O)c1

InChI

InChI=1S/C14H12O4/c1-18-9-6-7-11(13(16)8-9)14(17)10-4-2-3-5-12(10)15/h2-8,15-16H,1H3

InChIKey

MEZZCSHVIGVWFI-UHFFFAOYSA-N

LogP

2.3374000000000015

Topological Polar Surface Area

66.76 Å²

Hydrogen Bond Donor/Acceptor

2 / 4

Complexity

292

Safety Information

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GHS Hazard Pictograms

H315

H319

H335

Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Stability

Stable. Incompatible with strong oxidizing agents.

Synonyms & References

English

(2-Hydroxy-4-methoxyphenyl)(2-hydroxyphenyl)methanone
BP-8
UV-24
dioxybenzone
2,2'-Dihydroxy-4-methoxybenzophenone(UV-24)
Benzophenone-8 `
2,2'-Dihydroxy-4-methoxybenzophenone
2,2-Dihydroxy-4-Methoxybenzophenone
2,2-Dihydroxy-4-methoxybenzophenoneneat
2,2′-Dihydroxy-4-methoxybenzophenone
2,2'-DIBROMODIETHYL ETHER
2,2'-dihydroxy-4-methoxy-benzophenone
2,2'-Hydroxy-4-methoxybenzophenone
advastab47
benzophenone-8
Cyasorb
cyasorbuv24
dihydroxy-4-methoxybenzophenone
DL-1,2-Isopropylideneglycerol
UF 2
uv24
NSC-56769
uf2
UV 24
Advastab 47
Dioxybenzon
Cyasorb UV 24
Methanone, (2-hydroxy-4-methoxyphenyl)(2-hydroxyphenyl)-
Cyasorb UV 24 Light Absorber
Dioxibenzonum
Dioxybenzonum [INN-Latin]

MDL Number

MFCD00002218

Customs Code

2914509090

FAQ

What is Dioxybenzone (CAS: 131-53-3)?

Dioxybenzone, with the CAS number 131-53-3, is a chemical compound commonly used as a UV absorber. Its chemical formula is C13H10O4, and it is a white crystalline powder that is soluble in organic solvents. It is known for its ability to absorb ultraviolet light, particularly in the UVA range, making it useful in sunscreens and other photoprotective products.

What are the main uses of Dioxybenzone (CAS: 131-53-3)?

Dioxybenzone is primarily used in sunscreens and cosmetics as a UV filter to protect the skin from harmful ultraviolet rays. It also finds applications in pharmaceuticals, industrial coatings, and research settings where UV protection is necessary. Its use in food products is limited due to regulatory concerns.

Is Dioxybenzone (CAS: 131-53-3) safe?

Dioxybenzone is generally considered safe when used as directed in topical products, but it may cause skin irritation or allergic reactions in some individuals. It is classified as a potential endocrine disruptor, and proper handling, including the use of protective gloves and eyewear, is recommended. Safety standards vary by application and regulatory region.

How should Dioxybenzone (CAS: 131-53-3) be stored?

Dioxybenzone should be stored in a cool, dry, and dark place to maintain its stability and effectiveness. It is typically kept in airtight containers away from moisture and light exposure. Storage conditions should be controlled to prevent degradation, and it is advisable to store it at temperatures below 25°C for optimal preservation.