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Cosmetic ingredients

Dodecanal

Also known as Dodecyl aldehyde, Lauraldehyde, Lauric aldehyde

CAS 112-54-9Formula C12H24OMolar mass 184.32 g/molEC 203-983-6
GHS signal word: Warning. Pictograms: Harmful or irritant, Hazardous to the environment 59 suppliers listed
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Dodecanal chemical structure, C12H24O, CAS 112-54-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
112-54-9
Formula
C12H24O
Molar mass
184.32 g/mol
Physical form
Liquid
HS code
291219
Category
Cosmetic ingredients
Illustrative photo, assorted laboratory chemical bottles and jars on a laboratory bench
Typical packagingIllustrative packaging image, not the actual product

What is Dodecanal?

Plain description, key identifiers and synonyms

Dodecanal is a long-chain fatty aldehyde that is dodecane in which two hydrogens attached to a terminal carbon are replaced by an oxo group. It has a role as a plant metabolite. It is a medium-chain fatty aldehyde, a long-chain fatty aldehyde and a 2,3-saturated fatty aldehyde. It derives from a hydride of a dodecane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
dodecanal
CAS number
112-54-9 CAS number cross-checked
EC number
203-983-6
Molecular formula
C12H24O
UNII
C42O120SEF
MDL number
MFCD00007017
INCI name
LAURALDEHYDE
InChIKey
HFJRKMMYBMWEAD-UHFFFAOYSA-N
InChI
InChI=1S/C12H24O/c1-2-3-4-5-6-7-8-9-10-11-12-13/h12H,2-11H2,1H3
SMILES (canonical and isomeric)
CCCCCCCCCCCC=O

Synonyms

  • Dodecyl aldehyde
  • Lauraldehyde
  • Lauric aldehyde
  • Lauryl aldehyde
  • n-Dodecanal
  • Dodecanaldehyde
  • n-Dodecyl aldehyde
  • n-Lauraldehyde
  • Duodecylic aldehyde
  • n-Dodecylic aldehyde
  • Laurylaldehyde
  • C12 aldehyde
  • 1-Dodecanal
  • Laurinaldehyde
  • 1-Dodecyl aldehyde
  • Dodecylaldehyde
  • C-12 aldehyde, lauric
  • Aldehyde C-12, lauric
  • C-12 lauric aldehyde
  • Lauric aldehyde (natural)
  • Dodecanal, stabilized
  • Lauraldehyde (8CI)
  • Dodecyl aldehyde, 92%
  • 4-01-00-03380 (Beilstein Handbook Reference)
  • Lauric aldehyde, analytical standard
Show all 28 synonyms
  • Dodecanal (stabilized with bht)
  • Lauric aldehyde, natural, >=95%, FG
  • Lauric aldehyde, >=95%, stabilized, FCC, FG

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

Physical form
Liquidexp.

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
184.32 g/molcalc.
Exact mass
184.1827 Dacalc.
LogP (octanol/water)
4.11calc.
Topological polar surface area
17.07 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
10calc.
Heavy atoms
13calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.92calc.
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
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H315Causes skin irritation.
  • H317May cause an allergic skin reaction.
  • H319Causes serious eye irritation.
  • H411Toxic to aquatic life with long lasting effects.
Precautionary statements (15)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P272Contaminated work clothing should not be allowed out of the workplace.
  • 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.
  • P333 + P317If skin irritation or rash occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P391Collect spillage.
  • 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

Dodecanal suppliers

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All 59 suppliers
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Where suppliers are based

59 suppliers in 15 countries

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Dodecanal 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

Industrial uses: Fragrance.

Consumer uses: Fragrance, Other.

Cosmetic ingredient, INCI name LAURALDEHYDE(fragrance)

Roles

  • eukaryotic metabolite
  • metabolite
  • plant metabolite

Functional uses

  • Deodorizer
  • Flavouring and nutrient
  • Fragrance

Cosmetic functions

  • Fragrance

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory

United States

  • 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 Dodecanal is traded under.

HS 2912.19Indicative HS code

Acyclic aldehydes without other oxygen function, other

World exports in 2024
$679M
+4.8% vs 2023, imports $743M
2019 to 2024
Top exporters
  1. Germany22.0%
  2. China21.2%
  3. United States18.5%
Top importers
  1. United States13.1%
  2. Germany9.6%
  3. Belgium8.2%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Dodecanal, based on the data on this page

What is Dodecanal?

Dodecanal is a long-chain fatty aldehyde that is dodecane in which two hydrogens attached to a terminal carbon are replaced by an oxo group. It has a role as a plant metabolite. It is a medium-chain fatty aldehyde, a long-chain fatty aldehyde and a 2,3-saturated fatty aldehyde. It derives from a hydride of a dodecane.

What is the CAS number of Dodecanal?

The CAS registry number of Dodecanal is 112-54-9.

What is the molecular formula and weight of Dodecanal?

The molecular formula of Dodecanal is C12H24O and its molar mass is 184.32 g/mol.

What is Dodecanal used for?

Industrial uses: Fragrance. Consumer uses: Fragrance, Other.

Is Dodecanal hazardous?

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

What is the HS code of Dodecanal?

Dodecanal is usually classified under HS code 291219 (Acyclic aldehydes without other oxygen function, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Dodecanal?

CompoundList lists 59 suppliers of Dodecanal in China, United States, United Kingdom, Germany and 11 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Dodecanal in India?

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

What is the price of Dodecanal?

Suppliers quote Dodecanal 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 Dodecanal

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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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