Phenylethyl Resorcinol

Product Description

Phenylethyl Resorcinol is a gold-standard synthetic active produced in our high-capacity facility, serving as a powerful alternative to traditional brightening agents. Its scientific mechanism involves the precise interruption of the melanin production pathway by inhibiting tyrosinase activity at extremely low concentrations. As the global market pivots toward high-efficacy cosmeceuticals, this oil-soluble antioxidant provides the clinical-grade performance required for next-generation dark spot correctors and tone-evening formulations.

Product Specification

• INCI Name: Phenylethyl Resorcinol
• CAS No.: 85-27-8
• Chemical Name: 4-(1-Phenylethyl)benzene-1,3-diol
• Appearance: White to beige crystalline powder
• Purity (HPLC): ≥99.0%
• Molecular Formula: C14H14O2
• Solubility: Soluble in oil, glycols, and alcohol; insoluble in water
• Origin: China (Direct Factory Supply)

Key Benefits & Applications

• Intensive Tyrosinase Inhibition: Clinically proven to surpass the brightening efficacy of Kojic Acid, effectively targeting hyperpigmentation and melasma.
• Superior Transdermal Delivery: Its lipophilic nature allows for excellent dermal penetration, ensuring the active reaches melanocytes for maximum impact.
• Potent Antioxidant Activity: Neutralizes free radicals and oxidative stress, providing secondary anti-aging benefits and skin protection.
• Versatile Applications: The hero ingredient for intensive whitening serums, brightening body lotions, and professional-grade dermo-cosmetics.

Formulation Guidelines

• Recommended Dosage: 0.1% – 1.0% (Note: Max 0.5% in China and EU for leave-on products).
• Processing: Pre-dissolve in the oil phase or glycols; avoid heating above 50°C for extended periods.
• Stability Protocol: Requires a strong chelating agent (e.g., 0.1% Disodium EDTA) and UV absorbers to prevent discoloration (pinking/browning).
• Synergy: Combine with Ectoin for a comprehensive "Brighten & Protect" solution that balances high-efficacy whitening with skin barrier stabilization.