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Synthetic aroma chemicals

Decanoic acid

Also known as Capric acid, n-Capric acid, n-Decanoic acid

CAS 334-48-5Formula C10H20O2Molar mass 172.27 g/molEC 206-376-4
GHS signal word: Warning. Pictograms: Harmful or irritant 147 suppliers listed
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Decanoic acid chemical structure, C10H20O2, CAS 334-48-5
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Crystalline solid
Melting point
31.5 °C
Boiling point
268.7 °C
Density
0.890 at 40 °C/4 °C
Flash point
112.8 °C
HS code
291590
Category
Synthetic aroma chemicals
Illustrative photo, 25 kg white woven sacks of powder on a pallet in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Decanoic acid?

Plain description, key identifiers and synonyms

Decanoic acid is a C10, straight-chain saturated fatty acid. It has a role as a volatile oil component, an antibacterial agent, an anti-inflammatory agent, a plant metabolite, a human metabolite and an algal metabolite. It is a straight-chain saturated fatty acid and a medium-chain fatty acid. It is a conjugate acid of a decanoate. It derives from a hydride of a decane.

Decanoic acid is a saturated fatty acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
decanoic acid
CAS number
334-48-5 CAS number cross-checked
EC number
206-376-4
Molecular formula
C10H20O2
UNII
4G9EDB6V73
MDL number
MFCD00004441, MFCD00083932
INCI name
CAPRIC ACID
InChIKey
GHVNFZFCNZKVNT-UHFFFAOYSA-N
InChI
InChI=1S/C10H20O2/c1-2-3-4-5-6-7-8-9-10(11)12/h2-9H2,1H3,(H,11,12)
SMILES (canonical and isomeric)
CCCCCCCCCC(=O)O

Synonyms

  • Capric acid
  • n-Capric acid
  • n-Decanoic acid
  • Decoic acid
  • Decylic acid
  • n-Decylic acid
  • 1-Nonanecarboxylic acid
  • Caprinic acid
  • Caprynic acid
  • n-Decoic acid
  • Hexacid 1095
  • Econosan Acid Sanitizer
  • Emery 659
  • Prifac 296
  • Prifac 2906
  • Lunac 10-95
  • Lunac 10-98
  • Prifac-2906
  • Palmac-99-10
  • Decanoic acid anion
  • decanoate, hydron
  • fatty acid 10:0
  • 1-Nonane carboxylic acid
  • NAA 102
  • Caprylic
Show all 38 synonyms
  • Decanoic acid (natural)
  • caprynate
  • decoate
  • decylate
  • n-caprate
  • n-decoate
  • n-decylate
  • Lead caprate
  • FA 10:0
  • 1-nonanecarboxylate
  • Dekansaeure
  • Kaprinsaeure
  • 1-decanoic 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

Appearance
Crystalline solidexp.
Odour
Rancid odorexp.
Melting point
31.5 °Cexp.
Boiling point
268.7 °Cexp.
Density
0.890 at 40 °C/4 °Cexp.
Flash point
112.8 °Cexp.
Solubility
Practically insol in water (0.015 g/100 g at 20 °C), sol in ethanol, ether, chloroform, benzene, carbon disulfide, dilute nitric acidexp.
Vapour pressure
3.66 × 10⁻⁴ mm Hg at 25 °Cexp.

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
172.27 g/molcalc.
Exact mass
172.1463 Dacalc.
LogP (octanol/water)
3.21calc.
Topological polar surface area
37.3 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
8calc.
Heavy atoms
12calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.9calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)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.
  • H412Harmful to aquatic life with long lasting effects.
Precautionary statements (11)
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • 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.
  • 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

Decanoic acid suppliers

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All 147 suppliers
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Where suppliers are based

147 suppliers in 27 countries

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Decanoic 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

Esters for perfumes and fruit flavor, base for wetting agents, intermediates, plasticizer, resins, intermediate for food-grade additives.

Chemical intermediate for the synthesis of capryl imidazoline, ethyl caprate.

Use resulting in inclusion into or onto matrix ... paints, lacquers and varnishes industry ... solvents ...

Reported uses (ppm):

Table: Reported uses (ppm): (Flavor and Extract Manufacturers' Association) [Table#4164].

Industrial uses: Other, Lubricating agent, Anti-freeze agent, Dye, Intermediate, Soil amendments (fertilizers), Emulsifier.

Consumer uses: Lubricating agent, Other, Soil amendments (fertilizers), Emulsifier, Cleaning agent, Intermediate.

Use classes: Processing Aids and Additives, Surfactants, Safer Chemical Classes, Cosmetics.

Cosmetic ingredient, INCI name CAPRIC ACID(cleansing, surfactant - emulsifying, fragrance, surfactant - cleansing)

Pharmacological actions

  • Antifungal Agents

Roles

  • algal metabolite
  • animal metabolite
  • anti-inflammatory agent
  • antibacterial agent
  • antimicrobial agent
  • eukaryotic metabolite
  • human metabolite
  • mammalian metabolite
  • metabolite
  • plant metabolite
  • volatile oil component

Functional uses

  • Catalyst
  • Cleaning agent
  • Deodorizer
  • Emulsifier
  • Flavouring and nutrient
  • Fragrance
  • Lubricating agent
  • Plasticizer
  • Processing aids not otherwise specified
  • Surfactant (surface active agent)
  • pH regulating agent

Cosmetic functions

  • Cleansing
  • Fragrance
  • Perfuming
  • Surfactant - cleansing
  • Surfactant - emulsifying

Pharmacology

Capric Acid is a saturated medium-chain fatty acid with a 10-carbon backbone. Capric acid is found naturally in the coconut and palm kernel oils as well as the milk of various mammals.

How it is made

Prepn from octyl bromide, Closson, de Pree, US patent 2,918,494 (1959 to Ethyl Corp). Recovery from Cuphea llavea llave et lex, lythaceae seed oil: Miwa et al, US patent 2,964,546 (1960 to USDA).

Fractional distillation of coconut-oil fatty acids

Prepared by oxidation of decanol.

Regulatory status

Inventories, regulations and trade controls that list this substance

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 607-709-00-X

Health and food

  • EU cosmetic ingredient inventory

United States

  • Safer Choice ingredient list (USA)
  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Decanoic 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 Decanoic acid is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Decanoic acid?

Decanoic acid is a C10, straight-chain saturated fatty acid. It has a role as a volatile oil component, an antibacterial agent, an anti-inflammatory agent, a plant metabolite, a human metabolite and an algal metabolite. It is a straight-chain saturated fatty acid and a medium-chain fatty acid.

What is the CAS number of Decanoic acid?

The CAS registry number of Decanoic acid is 334-48-5.

What is the molecular formula and weight of Decanoic acid?

The molecular formula of Decanoic acid is C10H20O2 and its molar mass is 172.27 g/mol.

What is Decanoic acid used for?

Esters for perfumes and fruit flavor, base for wetting agents, intermediates, plasticizer, resins, intermediate for food-grade additives. Chemical intermediate for the synthesis of capryl imidazoline, ethyl caprate. Use resulting in inclusion into or onto matrix ... paints, lacquers and varnishes industry ...

Is Decanoic acid hazardous?

Decanoic acid carries the GHS signal word "Warning". Main hazards: causes skin irritation, causes serious eye irritation, harmful to aquatic life with long lasting effects. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Decanoic acid?

Decanoic acid is usually classified under HS code 291590 (Saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Decanoic acid?

CompoundList lists 147 suppliers of Decanoic acid in United States, China, India, Germany and 23 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Decanoic acid in India?

9 suppliers in India list Decanoic acid on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Decanoic acid?

Suppliers quote Decanoic acid on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Decanoic 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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