Basic Information

Chemical Name: Piroctone Olamine

(1-Hydroxy-4-methyl-6-(2,4,4-trimethylpentyl)pyridin-2(1H)-one ethanolamine salt)

CAS Number: 68890-66-4

Molecular Formula: C16H30N2O3

Molecular Weight:298.43 g/mol 

FEMA Number: Not applicable (primarily for cosmetic/pharmaceutical use)

Appearance: White to off-white crystalline powder

Purity: ≥98% (HPLC grade)

Packing Specification: Aluminium foil bag(1/5kg)  Fiber drums (25 kg)

Melting Point: 134.0 to 138.0 °C

Density: 1.1[at 20℃] g/cm³ 

Solubility: Slightly soluble in water; soluble in ethanol, propylene glycol, and polar organic solvents.

Application Fields

Personal Care & Cosmetics

Anti-Dandruff Agent: Key active ingredient in shampoos, conditioners, and scalp treatments to inhibit Malassezia fungi and reduce flaking.

Anti-Seborrheic Formulations: Used in creams and lotions for oily/acne-prone skin.

Hair Care: Stabilizes scalp microbiome and prevents scalp irritation.

Pharmaceuticals

Topical Antifungal: Incorporated into medicated products for seborrheic dermatitis and psoriasis.

Industrial Applications

Preservative Booster: Enhances efficacy of cosmetic preservative systems in combination with other actives.

Safety & Storage

Safety: Avoid inhalation and eye contact. Use in rinse-off products at concentrations ≤1.5% (leave-on ≤0.5%). Non-irritating at recommended doses (OECD 404/405 tested).

Storage: Store in a dry, cool place (15–25°C) protected from moisture. Shelf life: 36 months in unopened containers.