Methoxy Benzophenone Sulfonic Acid Extra Pure
Methoxy Benzophenone Sulfonic Acid Extra Pure is a high-purity, water-soluble organic compound primarily used as a UV filter in cosmetic and pharmaceutical formulations. This compound is valued for its ability to absorb harmful ultraviolet radiation, particularly in the UVB range, making it a key ingredient in sunscreens, lotions, and other personal care products requiring photo-stability. In laboratory settings, it is employed in research involving photochemistry and polymer stabilization. Its sulfonic acid group enhances water solubility, while the methoxy and benzophenone components provide strong UV-absorbing characteristics, ensuring effective and consistent performance in formulations demanding high safety and efficacy standards.
Methoxy Benzophenone Sulfonic Acid Extra Pure
Primary Laboratory Uses:
- UV Absorbance Studies:
- Commonly used as a UVB filter in analytical studies and formulation testing related to photoprotection.
- Analytical Reference Standard:
- Serves as a reference compound in the quantitative analysis of sunscreen agents in cosmetic and pharmaceutical products.
- Photostability Testing:
- Employed in photo-degradation and UV stability experiments, particularly for testing formulations exposed to light.
Secondary Laboratory Uses:
- Formulation Compatibility Research:
- Used in emulsion or gel studies to observe solubility, stability, and interactions in product matrices such as lotions or creams.
- Polymer and Coating Studies:
- Investigated as a UV-protective additive in polymer films and coatings for photostability enhancement.
- Environmental Detection Experiments:
- Studied in wastewater and environmental chemistry to assess the presence and degradation behavior of UV filter residues.
1. Basic Identification Attributes
- Chemical Name: Methoxybenzophenone-2-sulfonic acid
- Synonyms:
- Oxybenzone-2-sulfonic acid
- Benzophenone-4
- 5-Benzoyl-4-hydroxy-2-methoxybenzenesulfonic acid
- CAS Number: 4065-45-6
- Molecular Formula: C14H12O6S
- Molecular Weight: 308.31 g/mol
- Appearance: Off-white to beige crystalline powder
- Odor: Odorless
- Grade: Extra Pure
- Solubility: Soluble in water, alcohols, and some organic solvents
- pH (1% solution): ~1.0–2.0
2. Safety & Hazard Attributes
- GHS Classification:
- Eye irritation (Category 2A)
- Skin irritation (Category 2)
- Hazard Statements:
- H315: Causes skin irritation
- H319: Causes serious eye irritation
- Precautionary Statements:
- P264: Wash hands thoroughly after handling
- P280: Wear protective gloves/eye protection
- P302+P352: IF ON SKIN: Wash with plenty of water
- P305+P351+P338: IF IN EYES: Rinse cautiously with water
- Personal Protective Equipment (PPE):
- Nitrile gloves
- Protective safety goggles
- Lab coat
- Work in a ventilated area or fume hood
- First Aid Measures:
- Skin Contact: Wash with plenty of water and mild soap
- Eye Contact: Rinse cautiously with water for several minutes
- Inhalation: Move to fresh air; seek medical advice if symptoms persist
- Ingestion: Rinse mouth; seek medical help if feeling unwell
- Fire Hazards:
- Not highly flammable
- Use water spray, COâ‚‚, foam, or dry chemical in case of fire
- Emits toxic fumes under fire conditions
3. Storage & Handling Attributes
- Storage Conditions:
- Keep container tightly sealed
- Store in a dry, cool, well-ventilated place
- Protect from light and moisture
- Handling Tips:
- Avoid contact with eyes, skin, and clothing
- Use appropriate PPE
- Do not ingest or inhale
4. Laboratory Applications
- Primary Uses:
- UV filter in sunscreen and cosmetic formulation (lab-grade testing only)
- Photostability testing in product development
- Absorbance studies in photochemistry and UV-blocking research
- Secondary Uses:
- Analytical reference standard
- Study of organic UV absorbers in pharmaceutical and cosmetic R&D
- Teaching and demonstration of sulfonic acid derivatives
SAFETY PRECAUTIONS
Personal Protective Equipment (PPE):
- Wear a lab coat, nitrile gloves, and chemical safety goggles.
- Use a dust mask or handle under a fume hood to avoid inhalation.
Handling:
- Avoid contact with skin, eyes, and clothing.
- Prevent formation of dust and avoid inhalation.
- Wash hands thoroughly after use.
- Handle in a well-ventilated area.
Storage:
- Store in a cool, dry, and well-ventilated place.
- Keep the container tightly sealed and away from moisture and incompatible substances such as strong bases and oxidizing agents.
FIRST AID MEASURES
Inhalation:
- Move the person to fresh air.
- Provide oxygen if breathing is difficult.
- Seek medical attention if symptoms persist.
Skin Contact:
- Wash with soap and water.
- Remove contaminated clothing.
- Seek medical advice if irritation occurs.
Eye Contact:
- Rinse cautiously with clean water for at least 15 minutes.
- Remove contact lenses if present and easy to do.
- Get immediate medical attention.
Ingestion:
- Rinse your mouth thoroughly with water.
- Do not induce vomiting.
- Seek immediate medical help.
FIRE FIGHTING MEASURES
Flammability:
- Not highly flammable, but decomposes on heating to emit toxic fumes.
Extinguishing Media:
- Use dry chemicals, COâ‚‚, or foam.
- Water spray may help to cool surfaces.
Hazardous Combustion Products:
- Emits sulfur oxides, carbon monoxide (CO), and carbon dioxide (COâ‚‚).
Firefighter Protection:
- Use self-contained breathing apparatus (SCBA) and full protective gear.