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Aliphatic and alicyclic building blocks

Sterculic acid

Also known as Sterculinic acid, 9,10-methylene-9-octadecenoic acid, 2-octyl-1-cyclopropene-1-octanoic acid

CAS 738-87-4Formula C19H34O2Molar mass 294.48 g/mol
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Sterculic acid chemical structure, C19H34O2, CAS 738-87-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
738-87-4
Formula
C19H34O2
Molar mass
294.48 g/mol
HS code
291620
Category
Aliphatic and alicyclic building blocks

What is Sterculic acid?

Plain description, key identifiers and synonyms

Sterculic acid is a long-chain, monounsaturated fatty acid composed of 9-octadecenoic acid having a 9,10-cyclopropenyl group. It is a long-chain fatty acid, a cyclopropenyl fatty acid and a monounsaturated fatty acid. It is functionally related to an octadec-9-enoic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
8-(2-octylcyclopropen-1-yl)octanoic acid
CAS number
738-87-4Other or deprecated CAS: 55088-60-3
Molecular formula
C19H34O2
UNII
MXV06G5ROK
MDL number
MFCD08460391
InChIKey
PQRKPYLNZGDCFH-UHFFFAOYSA-N
InChI
InChI=1S/C19H34O2/c1-2-3-4-5-7-10-13-17-16-18(17)14-11-8-6-9-12-15-19(20)21/h2-16H2,1H3,(H,20,21)
SMILES (canonical and isomeric)
CCCCCCCCC1=C(C1)CCCCCCCC(=O)O

Synonyms

  • Sterculinic acid
  • 9,10-methylene-9-octadecenoic acid
  • 2-octyl-1-cyclopropene-1-octanoic acid
  • 1-Cyclopropene-1-octanoic acid, 2-octyl-
  • omega-(2-n-octylcycloprop-1-enyl)octanoic acid
  • 8-(2-octylcyclopropen-1-yl)octanoic acid
  • 8-(2-octylcycloprop-1-en-1-yl)octanoic acid
  • Sterculinsaeure
  • 1-Cyclopropene-1-octanoicacid, 2-octyl-
  • ster-culic acid
  • Sterculia-Saeure
  • US8962837, Sterculic acid
  • 9,10-Mt 9c-18:1
  • FA(19:2)
  • 8-(2-Octyl-cycloprop-1-enyl)-octansaeure
  • 8-(2-octylcyclopropen-1-yl)caprylic acid
  • omega-(2-n-octylcycloprop-1-enyl)octanoic acid, Stearculic acid, Stearculinic acid, Sterculinic 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
294.48 g/molcalc.
Exact mass
294.2559 Dacalc.
LogP (octanol/water)
6.25calc.
Topological polar surface area
37.3 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
15calc.
Heavy atoms
21calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.84calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (1 violation)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, C1=CC1

C1=CC1

1 ring, 3 atoms, the Cyclopropene ring system.

194 other chemicals share this scaffold

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.

Sterculic acid suppliers

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Sterculic 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

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 Sterculic acid is traded under.

HS 2916.20Indicative HS code

Cyclanic, cyclenic or cycloterpenic monocarboxylic acids, their anhydrides, halides…

World exports in 2024
$489M
−6.1% vs 2023, imports $608M
2019 to 2024
Top exporters
  1. China45.5%
  2. India * partner reported18.6%
  3. Japan11.2%
Top importers
  1. Brazil20.3%
  2. United States15.7%
  3. India * partner reported12.8%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Sterculic acid?

Sterculic acid is a long-chain, monounsaturated fatty acid composed of 9-octadecenoic acid having a 9,10-cyclopropenyl group. It is a long-chain fatty acid, a cyclopropenyl fatty acid and a monounsaturated fatty acid. It is functionally related to an octadec-9-enoic acid.

What is the CAS number of Sterculic acid?

The CAS registry number of Sterculic acid is 738-87-4. Other or deprecated CAS numbers: 55088-60-3.

What is the molecular formula and weight of Sterculic acid?

The molecular formula of Sterculic acid is C19H34O2 and its molar mass is 294.48 g/mol.

What is Sterculic acid used for?

Known uses and roles of Sterculic acid include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Sterculic acid hazardous?

No GHS hazard classification for Sterculic acid 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 Sterculic acid?

Sterculic acid is usually classified under HS code 291620 (Cyclanic, cyclenic or cycloterpenic monocarboxylic acids, their anhydrides, halides…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Sterculic acid?

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What is the price of Sterculic acid?

Suppliers quote Sterculic 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 Sterculic 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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