1,2-HEXANEDIOL, preservative for cosmetic raw materials, CAS No. : 6920-22-5
- Youdaoplaceholder0 Physical properties :
- Boiling point about 208°C， melting point about 45°C
- Stability
- density 0.951 g/mL (25°C)
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1, 2-hexanediol (1, 2-hexanediol) is an organic compound with the formula C₆H₁₄O₂. It is a colorless transparent liquid at room temperature with a mild sweet aroma. Its main properties and applications are as follows:
Basic features
Physical properties
Boiling point about 208°C, melting point about 45°C, density 0.951 g/mL (25°C), readily soluble in water, ethanol, ether and aliphatic hydrocarbons.
Stability: Stable to alkali, readily condenses with aldehydes in acid to form 1, 3-dioxane derivatives.
Source and production
It is mainly chemically synthesized in industry, and there is no direct enrichment source in nature.
Core application areas
Cosmetics and skincare
Moisturizer : Locks in moisture, improves dry and tight skin.
Antibacterial and preservative : Inhibits microbial growth and extends product shelf life (alternative to traditional preservatives).
Auxiliary functions
Enhance the skin smoothness of products (such as eye cream, toner, baby care products);
Suppress oral bacteria in mouthwash and reduce plaque.
Recommended addition : 0.5-2.0% (for resident product).
Chemicals & Pharmaceuticals
Industrial raw materials : used in the production of pesticides pyrethroids, organic peroxides, cyclic musk and polyether rubber.
Pharmaceutical intermediates : For the synthesis of drugs such as dopamine receptor antagonists.
Safety & precautions
Aspects Instructions
Toxicity Compounds of low toxicity, but exposure to high concentrations may irritate the central nervous system (vomiting, breathing difficulties, etc.)
Skin contact Prolonged exposure may cause sensitization. For sensitive skin, it is recommended to conduct a local test before use
Pregnant women should use with caution. Although there is no evidence of direct harm, it is recommended to avoid using due to the potential risk of transdermal absorption
Storage conditions Store in a sealed container in a cool, well-ventilated place away from high temperatures and strong acids
Function comparison summary
Application scenarios Main functions Key advantages
Cosmetics Moisturizing + Preservative Mild non-irritating, compatible with sensitive skin
Oral care Antibacterial + dissolving AIDS reduce the risk of periodontal disease
Chemical synthesis Pesticides/rubber production raw materials have high reactivity and wide applicability
1, 2-hexanediol, with its versatility (moisturizing, preservative, synthetic medium) and low toxicity, is a high value additive across cosmetics, pharmaceuticals, chemicals.
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