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Aliphatic and alicyclic building blocks

3-Eicosanone

Also known as icosan-3-one, 3-Icosanone, Ethyl Heptadecyl Ketone, NSC 406005

CAS 2955-56-8Formula C20H40OMolar mass 296.54 g/mol
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3-Eicosanone chemical structure, C20H40O, CAS 2955-56-8
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
2955-56-8
Formula
C20H40O
Molar mass
296.54 g/mol
HS code
291419
Category
Aliphatic and alicyclic building blocks

What is 3-Eicosanone?

Plain description, key identifiers and synonyms

3-Eicosanone is a chemical substance with the molecular formula C20H40O and a molar mass of 296.54 g/mol. Its CAS registry number is 2955-56-8. The IUPAC name is icosan-3-one.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
icosan-3-one
CAS number
2955-56-8 CAS number cross-checked
Molecular formula
C20H40O
MDL number
MFCD00026673
InChIKey
BWVLRRQCABCGBO-UHFFFAOYSA-N
InChI
InChI=1S/C20H40O/c1-3-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(21)4-2/h3-19H2,1-2H3
SMILES (canonical and isomeric)
CCCCCCCCCCCCCCCCCC(=O)CC

Synonyms

  • icosan-3-one
  • 3-Icosanone
  • Ethyl Heptadecyl Ketone, NSC 406005
  • eicosanone-3
  • 3-Icosanone #
  • Eicosan-3-one

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
296.54 g/molcalc.
Exact mass
296.3079 Dacalc.
LogP (octanol/water)
7.23calc.
Topological polar surface area
17.07 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
17calc.
Heavy atoms
21calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.95calc.
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

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

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

3-Eicosanone suppliers

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3-Eicosanone price

Indicative price range per kg from live supplier offers

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Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code 3-Eicosanone is traded under.

HS 2914.19Indicative HS code

Acyclic ketones without other oxygen function, other

World exports in 2024
$264M
+1.7% vs 2023, imports $308M
2019 to 2024
Top exporters
  1. China27.1%
  2. United States27.0%
  3. Germany10.5%
Top importers
  1. China22.8%
  2. United States13.0%
  3. India * partner reported10.7%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for 3-Eicosanone is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 3-Eicosanone, based on the data on this page

What is 3-Eicosanone?

3-Eicosanone is a chemical substance with the molecular formula C20H40O and a molar mass of 296.54 g/mol. Its CAS registry number is 2955-56-8. The IUPAC name is icosan-3-one.

What is the CAS number of 3-Eicosanone?

The CAS registry number of 3-Eicosanone is 2955-56-8.

What is the molecular formula and weight of 3-Eicosanone?

The molecular formula of 3-Eicosanone is C20H40O and its molar mass is 296.54 g/mol.

What is 3-Eicosanone used for?

Known uses and roles of 3-Eicosanone include building blocks in research and laboratory.

Is 3-Eicosanone hazardous?

No GHS hazard classification for 3-Eicosanone is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of 3-Eicosanone?

3-Eicosanone is usually classified under HS code 291419 (Acyclic ketones without other oxygen function, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 3-Eicosanone?

Post a free request on CompoundList and suppliers of 3-Eicosanone will send you quotes. Your contact details stay private until you accept a quote.

What is the price of 3-Eicosanone?

Suppliers quote 3-Eicosanone 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 3-Eicosanone

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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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