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Hydrocarbons

Cosmene

Also known as Cosmen, (3E,5E)-2,6-Dimethyl-1,3,5,7-octatetraene, (3E,5E)-2,6-dimethylocta-1,3,5,7-tetraene

CAS 460-01-5Formula C10H14Molar mass 134.22 g/mol
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Cosmene chemical structure, C10H14, CAS 460-01-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
460-01-5
Formula
C10H14
Molar mass
134.22 g/mol
HS code
290129
Category
Hydrocarbons

What is Cosmene?

Plain description, key identifiers and synonyms

2,6-dimethyl-1,3,5,7-octatetraene is an alkatetraene that is 1,3,5,7-octatetraene substituted by methyl groups at positions 2 and 6 respectively. It has a role as a metabolite.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(3E,5E)-2,6-dimethylocta-1,3,5,7-tetraene
CAS number
460-01-5 CAS number cross-checked
Molecular formula
C10H14
UNII
BB1XPU95WD
InChIKey
HPZWSJQQCJZBBG-LQPGMRSMSA-N
InChI
InChI=1S/C10H14/c1-5-10(4)8-6-7-9(2)3/h5-8H,1-2H2,3-4H3/b7-6+,10-8+
Canonical SMILES
C=CC(C)=CC=CC(=C)C
Isomeric SMILES
CC(=C)/C=C/C=C(\C)/C=C

Synonyms

  • Cosmen
  • (3E,5E)-2,6-Dimethyl-1,3,5,7-octatetraene
  • (3E,5E)-2,6-dimethylocta-1,3,5,7-tetraene
  • 2,6-Dimethyl-1,3,5,7-octatetraene, E,E-
  • trans,trans-2,6-Dimethyl-1,3,5,7-octatetraene
  • 1,3,5,7-Octatetraene, 2,6-dimethyl-, (3E,5E)-
  • (E)-2,6-Dimethyl-1,3,5,7-octatetraene
  • 2,6-Dimethyl-1,3(E),5(E),7-octatetraene
  • (e,e)-2,6-dimethyl-1,3,5,7-octatetraene
  • (3E,5E)-2,6-Dimethyl-1,3,5,7-octatetrene
  • Cosmene DISCONTINUED, UNSTABLE
  • 2,6-dimethyl-1,3,5,7-octatetraene, E
  • E,E-2,6-dimethyl-1,3,5,7-octatetraene
  • (3E,5E)-2,6-Dimethyl-1,3,5,7-octatetraene #

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
134.22 g/molcalc.
Exact mass
134.1096 Dacalc.
LogP (octanol/water)
3.25calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
3calc.
Heavy atoms
10calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.2calc.
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.

Cosmene suppliers

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Cosmene price

Indicative price range per kg from live supplier offers

No published prices right now

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Uses and applications

What the substance is used for, by industry and function

Roles

  • 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 Cosmene is traded under.

HS 2901.29Indicative HS code

Unsaturated, other

World exports in 2024
$2.65B
−3.2% vs 2023, imports $2.57B
2019 to 2024
Top exporters
  1. United States43.9%
  2. South Africa15.3%
  3. Qatar * partner reported9.0%
Top importers
  1. Singapore10.9%
  2. United States10.1%
  3. South Korea8.7%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Cosmene?

2,6-dimethyl-1,3,5,7-octatetraene is an alkatetraene that is 1,3,5,7-octatetraene substituted by methyl groups at positions 2 and 6 respectively. It has a role as a metabolite.

What is the CAS number of Cosmene?

The CAS registry number of Cosmene is 460-01-5.

What is the molecular formula and weight of Cosmene?

The molecular formula of Cosmene is C10H14 and its molar mass is 134.22 g/mol.

What is Cosmene used for?

Known uses and roles of Cosmene include building blocks in research and laboratory and metabolite.

Is Cosmene hazardous?

No GHS hazard classification for Cosmene 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 Cosmene?

Cosmene is usually classified under HS code 290129 (Unsaturated, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Cosmene?

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

What is the price of Cosmene?

Suppliers quote Cosmene 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 Cosmene

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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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