Palmitoleic acid

CAS Number
373-49-9
EC Number
206-765-9
Chemical Formula
C16H30O2
Molecular Weight
254.41 g/mol

Description

Palmitoleic acid (CAS 373-49-9), also known as zoomeric acid, is a monounsaturated omega-7 fatty acid sourced primarily from sea buckthorn, macadamia oil, and marine lipids. It functions as a bioactive lipid ingredient in nutritional, cosmetic, and pharmaceutical formulations where fatty acid profile and skin-compatibility are key sourcing criteria for manufacturers.

In personal care, it is incorporated into facial creams, serums, and barrier-repair products where its structural similarity to skin sebum supports emollient performance and formulation stability. Nutraceutical manufacturers use it as an active ingredient in omega-7 supplements targeting metabolic and cardiovascular health positioning. Food formulators source it to enrich functional lipid blends.

Pharmaceutical researchers also use it as a reference standard or active component in lipid-based drug delivery systems. It is available as a liquid oil or in concentrated free fatty acid form. Purity grades typically range from technical to high-purity for specialty applications. Food-grade and cosmetic-grade specifications are the most commonly traded forms in the chemical market.

It is also available as a standardized extract within sea buckthorn oil fractions, depending on the intended application. Quality is maintained according to industry standards for lipid purity.

Other Names (Synonyms)

Zoomeric acid|Zoomerate|zoomaric acid|palmitolinoleic acid|Oleopalmitic acid|cis-Palmitoleic acid|cis-Delta(9)-hexadecenoic acid|cis-delta-9-Hexadecenoate

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

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Physical Properties

Melting Point -0.1 °C
Boiling Point 333.84 °C
Density 0.8538 g/cm³ (liquid) @ Temp: 15 °C
Flash Point 62 °C
Appearance clear liquid
Color Clear
Form Liquid
Refractive Index 1.457-1.459
Log P 6.402 (est)

Safety & Handling (Learn More)

Warning
GHS07· Irritant

Hazard Statements

H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation

Precautionary Statements

P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash … thoroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P319 Get medical advice/attention if you feel unwell.
P321 Specific treatment (see … on this label).
P405 Store locked up.
P501 Dispose of contents/container in accordance with local regulations.
P264+P265 Wash … thoroughly after handling.
P302+P352 IF ON SKIN: Wash with plenty of water.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P332+P317 Get emergency medical help.
P337+P317 If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P362+P364 Take off contaminated clothing and wash it before reuse.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code 29161995
Packing Group III
WGK (Germany) 3

Documentation

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