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Aliphatic and alicyclic building blocks

Dicranin

Also known as (9Z,12Z,15Z)-octadeca-9,12,15-trien-6-ynoic acid, 9Z,12Z,15Z-octadecatrien-6-ynoic acid, (9Z,12Z,15Z)-9,12,15-Octadecatrien-6-ynoic acid

CAS 53766-42-0Formula C18H26O2Molar mass 274.40 g/mol
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Dicranin chemical structure, C18H26O2, CAS 53766-42-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
53766-42-0
Formula
C18H26O2
Molar mass
274.40 g/mol
HS code
291619
Category
Aliphatic and alicyclic building blocks

What is Dicranin?

Plain description, key identifiers and synonyms

(9Z,12Z,15Z)-octadeca-9,12,15-trien-6-ynoic acid is a trienoic fatty acid, that is octadecanoic acid containing double bonds at positions 9, 12 and 15 and a triple bond at position 6. Isolated from Dicranum scoparium, it exhibits antibacterial activity and inhibitory activity against arachidonate 15-lipoxygenase. It has a role as a metabolite, an antibacterial agent and an EC 1.13.11.33 (arachidonate 15-lipoxygenase) inhibitor. It is a long-chain fatty acid, an acetylenic fatty acid, a straight-chain fatty acid and a trienoic fatty acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(9Z,12Z,15Z)-octadeca-9,12,15-trien-6-ynoic acid
CAS number
53766-42-0Other or deprecated CAS: 61481-30-9
Molecular formula
C18H26O2
InChIKey
UXMMIMGEKFYPFK-PDBXOOCHSA-N
InChI
InChI=1S/C18H26O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h3-4,6-7,9-10H,2,5,8,11,14-17H2,1H3,(H,19,20)/b4-3-,7-6-,10-9-
Canonical SMILES
CCC=CCC=CCC=CCC#CCCCCC(=O)O
Isomeric SMILES
CC/C=C\C/C=C\C/C=C\CC#CCCCCC(=O)O

Synonyms

  • (9Z,12Z,15Z)-octadeca-9,12,15-trien-6-ynoic acid
  • 9Z,12Z,15Z-octadecatrien-6-ynoic acid
  • (9Z,12Z,15Z)-9,12,15-Octadecatrien-6-ynoic acid
  • (9Z,12Z,15Z)-octadeca-9,12,15-trien-6-ynoic acid, (9Z,12Z,15Z)-octadeca-9,12,15-trien-6-ynoic acid, Octadeca-6-yn-9,12,15(all Z)-trienoic acid (18:4a)

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
274.40 g/molcalc.
Exact mass
274.1933 Dacalc.
LogP (octanol/water)
4.88calc.
Topological polar surface area
37.3 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
10calc.
Heavy atoms
20calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.5calc.
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

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.

Dicranin suppliers

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Dicranin 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

Roles

  • antibacterial agent
  • antimicrobial agent
  • enzyme inhibitor
  • lipoxygenase inhibitor
  • metabolite

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 Dicranin is traded under.

HS 2916.19Indicative HS code

Unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides…

World exports in 2024
$674M
−9.6% vs 2023, imports $722M
2019 to 2024
Top exporters
  1. China44.5%
  2. Germany15.3%
  3. India * partner reported11.5%
Top importers
  1. United States17.1%
  2. Netherlands7.8%
  3. South Korea7.0%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Dicranin?

(9Z,12Z,15Z)-octadeca-9,12,15-trien-6-ynoic acid is a trienoic fatty acid, that is octadecanoic acid containing double bonds at positions 9, 12 and 15 and a triple bond at position 6. Isolated from Dicranum scoparium, it exhibits antibacterial activity and inhibitory activity against arachidonate 15-lipoxygenase.

What is the CAS number of Dicranin?

The CAS registry number of Dicranin is 53766-42-0. Other or deprecated CAS numbers: 61481-30-9.

What is the molecular formula and weight of Dicranin?

The molecular formula of Dicranin is C18H26O2 and its molar mass is 274.40 g/mol.

What is Dicranin used for?

Known uses and roles of Dicranin include building blocks in research and laboratory, antibacterial agent, antimicrobial agent, enzyme inhibitor, lipoxygenase inhibitor and 1 more.

Is Dicranin hazardous?

No GHS hazard classification for Dicranin 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 Dicranin?

Dicranin is usually classified under HS code 291619 (Unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Dicranin?

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

What is the price of Dicranin?

Suppliers quote Dicranin 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 Dicranin

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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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