Methoxy benzophenone Sulfonic Acid

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Methoxy Benzophenone Sulfonic Acid is a water-soluble UV filter widely used in sunscreen and cosmetic formulations. It absorbs ultraviolet (UV) radiation, primarily in the UVB range, protecting skin and products from harmful effects of sun exposure. This compound appears as a white to off-white powder or crystalline solid and is valued for its photostability and broad-spectrum UV protection.

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Categories: COSMETIC AND PERSONAL CARE CHEMICALS, Electronic Chemicals, SPECIALTY AND FINE CHEMICALS, UV Filters Tags: Benzophenone-4, Cosmetic Raw Material, Methoxy Benzophenone Sulfonic Acid, Sunscreen ingredient, UV absorber, UV filter

Description

Table of Contents

Primary Uses

Sunscreen and Sun Care Products
- Acts as a UVB filter in sunscreens, lotions, and sprays to protect skin from sunburn.
- Enhances the photostability and effectiveness of broad-spectrum sun protection formulations.
Cosmetics and Personal Care
- Incorporated in daily skincare products like moisturizers and foundations to provide UV protection.
- Used in hair care products to prevent UV damage to hair fibers.
Industrial Applications
- Added to plastics and coatings to prevent UV degradation and prolong product life.

Secondary Uses

Textile Industry
- Used in textile treatments to impart UV resistance to fabrics.
Packaging Industry
- Employed in packaging materials to protect contents from UV damage.
Research and Development
- Utilized in formulation studies for developing advanced UV protection systems.

KEY PRODUCT FEATURES

Basic Identification Attributes

Chemical Name (IUPAC): 2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid
Common/Trade Name: Methoxy Benzophenone Sulfonic Acid
CAS Number: 4065-45-6
HS Code: 2914.39.00
Synonyms: Sulisobenzone; benzophenone-4; water-soluble UV filter

Physical & Chemical Properties

Physical State: Powder or crystalline solid
Color & Odor: White to off-white; odorless
Solubility: Soluble in water; slightly soluble in organic solvents
Melting Point: Approx. 260–270°C (decomposes)
pH: Stable in pH range 4–8

Safety & Hazard Attributes

GHS Classification: Not classified as hazardous under normal handling
Toxicity: Low toxicity; avoid ingestion and prolonged skin contact
Exposure Limits: No specific occupational exposure limits

Storage & Handling Attributes

Storage Conditions: Store in a cool, dry place away from light and moisture
Container Type: Supplied in sealed plastic or foil bags and drums
Shelf Life: Typically 24 months if stored properly
Handling Precautions: Use dust mask and gloves; avoid dust inhalation

Regulatory & Compliance Attributes

Complies with international cosmetic ingredient regulations (e.g., FDA, EU Cosmetics Regulation)
Approved as a UV filter ingredient in many countries worldwide

Environmental & Health Impact

Biodegradability: Expected to be biodegradable under environmental conditions
Ecotoxicity: Low environmental impact when used as directed
Bioaccumulation: Not expected to bioaccumulate
Carcinogenicity/Mutagenicity: Not classified as carcinogenic

SAFETY HANDLING PRECAUTIONS

Safety Handling Precautions

PPE Required: Gloves and dust mask recommended
Handling Guidelines: Use in well-ventilated areas; avoid inhalation of dust and skin contact
Storage Measures: Keep containers tightly closed and protected from moisture

First Aid Measures

Inhalation: Move to fresh air if irritation occurs
Skin Contact: Wash thoroughly with soap and water
Eye Contact: Rinse with plenty of water for at least 15 minutes; seek medical attention if irritation persists
Ingestion: Rinse mouth; seek medical advice if discomfort occurs