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Organic Acids

Heptacosanoic acid

CAS: 7138-40-1

Overview

Heptacosanoic acid ( CAS 7138-40-1 ), also known as carboceric acid or C27:0, is a saturated very-long-chain fatty acid used as a functional ingredient in food and personal care formulations.

It serves as an emulsifier and moisturizing agent, contributing to texture, stability, and skin-conditioning performance in finished products. In cosmetic and personal care formulations, it functions as an emollient.

It is used in creams, lotions, and lip products, helping to stabilize oil-in-water systems and improve skin feel. Food manufacturers use it as a reference standard and minor functional lipid component.

It is utilized in fat-based systems where precise fatty acid profiling is required. Its role in nutritional research and biomarker studies makes it a sought-after material for producing certified reference materials.

Formulators working with wax-based systems, such as solid lipstick bases or barrier creams, source it for its contribution to structural rigidity and moisture retention in various industrial applications.

Heptacosanoic acid is supplied as a white to off-white powder or solid at room temperature. It is available in research-grade and high-purity analytical grades, with purity levels typically at 98% or above.

Food-grade and cosmetic-grade specifications are available from select suppliers depending on intended application and regional regulatory requirements for global distribution and manufacturing standards.

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Physical Properties

Melting Point88-89 °C
Boiling Point458.37°C (rough estimate)
Density0.8898 (rough estimate)
ColorWhite to Almost white
Formpowder to crystal
Water SolubilityWater: Slightly soluble
Refractive Index1.4740 (estimate)

Trade & Regulatory

HS Code2915.90.1800
WGK (Germany)3

Other Names

heptacosylic acid | carboceric acid | C27:0 | 9J1CDT7DOJ | heptacosanoatehydron | RefChem:783590

Related Products

Chemical Properties

CAS Number
7138-40-1
EC Number
230-436-9
Mol. Weight
410.7
HS Code
2915.90.1800

Industries

Documentation