Octyl Methoxycinnamate

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Octyl Methoxycinnamate, also known as Octinoxate or OCM, is a commonly used organic UV filter in sunscreen formulations and personal care products. It absorbs ultraviolet B (UVB) radiation, protecting the skin from harmful sunburn and photodamage. OCM is favored for its excellent photostability, low skin irritation potential, and compatibility with other sunscreen agents.

Description

Octyl Methoxycinnamate

Primary Uses 

  1. Sunscreens and Sunblocks

    • Provides effective protection against UVB rays (280–320 nm).

    • Widely used in lotions, creams, sprays, and sticks for daily sun protection.

  2. Cosmetics and Personal Care Products

    • Incorporated in moisturizers, lip balms, and makeup products to provide sun protection.

    • Used in after-sun care formulations to prevent further UV damage.

  3. Skincare Products

    • Included in anti-aging and skin repair products to reduce UV-induced skin damage.

Secondary Uses 

  1. Hair Care Products

    • Added to shampoos and conditioners to protect hair from UV degradation and color fading.

  2. Plastic and Coating Industries

    • Used as a UV stabilizer in plastics, packaging films, and coatings to prevent material degradation caused by sunlight.

  3. Textile Industry

    • Incorporated in fabrics to impart UV protection for outdoor clothing and accessories.

  4. Pharmaceutical Formulations

    • Used in topical products requiring UV protection to maintain drug stability.

PRODUCT KEY FEATURES

Basic Identification Attributes

  • Chemical Name (IUPAC): 2-Ethylhexyl 4-methoxycinnamate

  • Common/Trade Name: Octyl Methoxycinnamate (OCM), Octinoxate

  • CAS Number: 5466-77-3

  • HS Code: 2932.99.90

  • Synonyms: Ethylhexyl methoxycinnamate, EHMC

Physical & Chemical Properties

  • Physical State: Clear, colorless to pale yellow liquid

  • Odor: Mild characteristic odor

  • Melting Point: –10°C (approx.)

  • Boiling Point: 310°C (approx.)

  • Solubility: Insoluble in water; soluble in oils and organic solvents

  • Specific Gravity: ~1.02

Safety & Hazard Attributes

  • GHS Classification: Not classified as hazardous under normal use

  • Toxicity: Low acute toxicity; possible mild skin sensitization in some individuals

  • Exposure Limits: No specific occupational limits; standard cosmetic ingredient safety

Storage & Handling Attributes

  • Storage Conditions: Store in a cool, dry, well-ventilated area away from direct sunlight

  • Container Type: Supplied in sealed plastic or glass containers

  • Shelf Life: Typically 2–3 years if stored properly

  • Handling Precautions: Avoid prolonged skin contact with concentrated material; avoid inhalation of vapors

 

Regulatory & Compliance Attributes

  • Complies with FDA, EU Cosmetic Regulation, and other international standards for UV filters

  • Listed in Annex VI of the EU Cosmetics Regulation (Regulation (EC) No 1223/2009)

  • Approved by Health Canada, Australia’s NICNAS, and other regulatory bodies

 

Environmental & Health Impact

  • Biodegradability: Moderately biodegradable

  • Ecotoxicity: Potentially toxic to aquatic life; avoid environmental release

  • Bioaccumulation: Low potential for bioaccumulation

  • Carcinogenicity/Mutagenicity: Not classified as carcinogenic or mutagenic
SAFETY HANDLING PRECAUTIONS

Safety Handling Precautions

  • PPE Required: Gloves and eye protection recommended during handling of concentrated material

  • Handling Guidelines: Use in well-ventilated areas; avoid spills and prolonged exposure

  • Storage Measures: Keep containers tightly closed and away from heat and ignition sources

 

First Aid Measures

  1. Inhalation: Move to fresh air; seek medical attention if respiratory symptoms develop

  2. Skin Contact: Wash with soap and water; seek medical advice if irritation occurs

  3. Eye Contact: Rinse thoroughly with water for at least 15 minutes; get medical help if irritation persists

  4. Ingestion: Rinse mouth; seek medical advice if adverse effects occur

 

Firefighting Measures

  • Fire Hazards: Combustible liquid

  • Extinguishing Media: Use foam, dry chemical, or COâ‚‚ extinguishers

  • Special Precautions: Use self-contained breathing apparatus and protective gear

  • Hazardous Combustion Products: Carbon oxides and other toxic fumes