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Thickeners and film formers

Hexacosanoic acid

Also known as Cerotic acid, Ceratinic acid, Ceric acid

CAS 506-46-7Formula C26H52O2Molar mass 396.70 g/molEC 208-040-2
GHS signal word: Warning. Pictograms: Harmful or irritant 7 suppliers listed
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Hexacosanoic acid chemical structure, C26H52O2, CAS 506-46-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
506-46-7
Formula
C26H52O2
Molar mass
396.70 g/mol
EC number
208-040-2
HS code
291590
Category
Thickeners and film formers

What is Hexacosanoic acid?

Plain description, key identifiers and synonyms

Hexacosanoic acid is a 26-carbon, straight-chain, saturated fatty acid. It is a fatty acid 26:0, a very long-chain fatty acid and a straight-chain saturated fatty acid. It is a conjugate acid of a cerotate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
hexacosanoic acid
CAS number
506-46-7 CAS number cross-checked
EC number
208-040-2
Molecular formula
C26H52O2
UNII
D42CQN6P36
MDL number
MFCD00002811
INCI name
CEROTIC ACID
InChIKey
XMHIUKTWLZUKEX-UHFFFAOYSA-N
InChI
InChI=1S/C26H52O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22-23-24-25-26(27)28/h2-25H2,1H3,(H,27,28)
SMILES (canonical and isomeric)
CCCCCCCCCCCCCCCCCCCCCCCCCC(=O)O

Synonyms

  • Cerotic acid
  • Ceratinic acid
  • Ceric acid
  • Cerinic acid
  • n-Hexacosanoic acid
  • Cerylic acid
  • Cerotinic acid
  • Very Long Chain Fatty Acid
  • C26:0 (VLCFA)
  • Hexacosanic acid
  • cerinate
  • hexaeicosanoic acid
  • FA 26:0
  • hexacosanoate (n-C26:0)
  • FA(26:0)
  • Hexacosanoic--d4 Acid
  • Hexacosanoicacid
  • Hexacosansaeure
  • hexacosoic acid
  • Ceratinic acid, Ceric acid
  • Cerotic acid (6CI,7CI)
  • Hexacosanoic acid (8CI,9CI)
  • CH3-[CH2]24-COOH
  • Hexacosanoic acid (Cerotic acid)
  • n-C26:0
Show all 30 synonyms
  • Hexacosanoic acid, analytical standard
  • Hexacosanoic acid, >=95% (capillary GC)
  • Hexacosanoic acid, technical, >=90% (GC)
  • Hexacosanoic acid 100 microg/mL in Dichloromethane
  • C26:0, Ceric acid, Ceratinic acid, Cerinic acid, Cerylic acid

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
396.70 g/molcalc.
Exact mass
396.3967 Dacalc.
LogP (octanol/water)
9.45calc.
Topological polar surface area
37.3 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
24calc.
Heavy atoms
28calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.96calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (1 violation)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (16)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Hexacosanoic acid suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 7 suppliers
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Where suppliers are based

7 suppliers in 4 countries

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Hexacosanoic acid price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Use classes: Cosmetics.

Cosmetic ingredient, INCI name CEROTIC ACID(viscosity controlling)

Roles

  • Saccharomyces cerevisiae metabolite
  • animal metabolite
  • eukaryotic metabolite
  • fungal metabolite
  • human metabolite
  • mammalian metabolite
  • metabolite

Functional uses

  • Viscosity modifier

Cosmetic functions

  • Viscosity controlling

Pharmacology

Very Long Chain Fatty Acid is a class of dietary fatty acids that have an alkyl chain length above 21 carbon atoms.

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Hexacosanoic acid is traded under.

HS 2915.90Indicative HS code

Saturated acyclic monocarboxylic acids, anhydrides, halides, peroxides, peroxyacids and halogenated…

World exports in 2024
$3.42B
+5.6% vs 2023, imports $3.55B
2019 to 2024
Top exporters
  1. Indonesia15.9%
  2. Germany13.0%
  3. Malaysia12.4%
Top importers
  1. China14.4%
  2. Netherlands11.7%
  3. United States11.5%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Hexacosanoic acid is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Hexacosanoic acid, based on the data on this page

What is Hexacosanoic acid?

Hexacosanoic acid is a 26-carbon, straight-chain, saturated fatty acid. It is a fatty acid 26:0, a very long-chain fatty acid and a straight-chain saturated fatty acid. It is a conjugate acid of a cerotate.

Is Hexacosanoic acid hazardous?

Hexacosanoic acid carries the GHS signal word "Warning". Main hazards: causes skin irritation, causes serious eye irritation, may cause respiratory irritation. This summary is not an SDS, always read the supplier safety data sheet.

Guides for buyers

Practical guides that help when you source, ship or handle Hexacosanoic acid

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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