Hydroxyacetophenone-99-93-4

INCI: Hydroxyacetophenone • CAS: 99-93-4 • Grade: Cosmetic Grade Personal Care Grade

Product Overview

Hydroxyacetophenone is a multifunctional cosmetic ingredient primarily used as an antioxidant, preservative booster, and soothing agent.
It helps inhibit oxidative degradation of formulations while enhancing the efficacy of preservative systems, allowing formulators to reduce the overall preservative load.

In addition to its antioxidant properties, Hydroxyacetophenone provides anti-irritation and skin-soothing benefits, making it especially suitable for formulations designed for sensitive or post-treatment skin.
Its good stability and broad compatibility make it a preferred ingredient in modern paraben-free and low-preservative cosmetic systems.

Key Highlights (for buyers)

  • Recommended dosage: 0.1% – 1.0% Typical use level: 0.3% – 0.5% Commonly used in combination with Phenoxyethanol, Ethylhexylglycerin, or Caprylyl Glycol.
  • Solubility: Slightly soluble in water Soluble in alcohols and glycols Dispersible in the water phase with proper solubilization Often pre-dissolved in propylene glycol, butylene glycol, or ethanol before addition.

Specifications

Identity

INCI NameHydroxyacetophenone
CAS No.99-93-4
GradeCosmetic Grade Personal Care Grade
SolubilitySlightly soluble in water Soluble in alcohols and glycols Dispersible in the water phase with proper solubilization Often pre-dissolved in propylene glycol, butylene glycol, or ethanol before addition.
Recommended Dosage0.1% – 1.0% Typical use level: 0.3% – 0.5% Commonly used in combination with Phenoxyethanol, Ethylhexylglycerin, or Caprylyl Glycol.

Solubility & Formulation Guide

  • Dosage: 0.1% – 1.0% Typical use level: 0.3% – 0.5% Commonly used in combination with Phenoxyethanol, Ethylhexylglycerin, or Caprylyl Glycol.
  • Solubility: Slightly soluble in water Soluble in alcohols and glycols Dispersible in the water phase with proper solubilization Often pre-dissolved in propylene glycol, butylene glycol, or ethanol before addition.
  • Processing tip: adjust solvent system and add-in temperature if haze/crystallization occurs.
  • Compatibility: request support to confirm pairing with your preservative system and surfactants.

Applications

Skin Care
Creams, lotions, serums.
Hair Care
Shampoo/conditioner systems.
Deodorants
Odor-control formulations.
Cleansers & Wipes
Rinse-off and wipe applications.

Safety & Regulatory

  • Documentation: COA / MSDS / TDS available upon request.
  • Usage note: for external use in cosmetic formulations; comply with local regulations.

Available Documents

  • COA (Certificate of Analysis) — Available upon request
  • MSDS / SDS — Available upon request
  • TDS — Available upon request

Packaging & Logistics

  • Standard packaging: 25 kg/carton or drum (customizable upon request).
  • Shipping: air / sea options available based on destination.

Why Choose Us

Consistent QC
Incoming inspection → in-process control → final release
Export-ready documentation
COA / MSDS / TDS with batch traceability
Technical support
Formulation guidance for solubility and compatibility

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