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Heterocyclic building blocks

Endosulfan ether

Also known as endosulfan-ether, 1,7,8,9,10,10-hexachloro-4-oxatricyclo[5.2.1.02,6]dec-8-ene, 4,7-Methanoisobenzofuran, 4,5,6,7,8,8-hexachloro-1,3,3a,4,7,7a-hexahydro-

CAS 3369-52-6Formula C9H6Cl6OMolar mass 342.86 g/molEC 620-985-6
GHS signal word: Warning. Pictograms: Hazardous to the environment
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Endosulfan ether chemical structure, C9H6Cl6O, CAS 3369-52-6
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
3369-52-6
Formula
C9H6Cl6O
Molar mass
342.86 g/mol
EC number
620-985-6
HS code
293299
Category
Heterocyclic building blocks

What is Endosulfan ether?

Plain description, key identifiers and synonyms

Endosulfan ether is a chemical substance with the molecular formula C9H6Cl6O and a molar mass of 342.86 g/mol. Its CAS registry number is 3369-52-6. The IUPAC name is 1,7,8,9,10,10-hexachloro-4-oxatricyclo[5.2.1.02,6]dec-8-ene.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1,7,8,9,10,10-hexachloro-4-oxatricyclo[5.2.1.02,6]dec-8-ene
CAS number
3369-52-6 CAS number cross-checked
EC number
620-985-6
Molecular formula
C9H6Cl6O
MDL number
MFCD00168052
InChIKey
CKPWHXBGVRURFU-UHFFFAOYSA-N
InChI
InChI=1S/C9H6Cl6O/c10-5-6(11)8(13)4-2-16-1-3(4)7(5,12)9(8,14)15/h3-4H,1-2H2
SMILES (canonical and isomeric)
C1C2C(CO1)C3(C(=C(C2(C3(Cl)Cl)Cl)Cl)Cl)Cl

Synonyms

  • endosulfan-ether
  • 1,7,8,9,10,10-hexachloro-4-oxatricyclo[5.2.1.02,6]dec-8-ene
  • 4,7-Methanoisobenzofuran, 4,5,6,7,8,8-hexachloro-1,3,3a,4,7,7a-hexahydro-
  • C9H6Cl6O
  • 1,3,3a,4,7,7a-Hexahydro-4,5,6,7,8,8-hexachloro-4,7-methanoisobenzofuran
  • 4,7-methanoisobenzofuran
  • 4,7-Methanoisobenzofuran, 1,3,3a,4,7,7a-hexahydro-4,5,6,7,8,8-hexachloro-
  • (1R, 7S)-1,7,8,9,10,10-hexachloro-4-oxatricyclodec-8-ene
  • 4, 4,5,6,7,8,8-hexachloro-1,3,3a,4,7,7a-hexahydro-
  • 4,5,6,7,8,8-Hexachloro- ,3,3a,4,7,7a-hexahydro-4,7-methanoisobenzofuran
  • 4,5,6,7,8,8-hexachloro-1,3,3a,4,7,7a-hexahydro-4,7-methano-2-benzofuran

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
342.86 g/molcalc.
Exact mass
339.855 Dacalc.
LogP (octanol/water)
4.09calc.
Topological polar surface area
9.23 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
0calc.
Heavy atoms
16calc.
Rings
3calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.78calc.
Formal charge
0calc.
Stereocentres
4calc.
Lipinski rule of five
Passes (0 violations)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=CC2CC1C1COCC21

C1=CC2CC1C1COCC21

3 rings, 10 atoms, the 1,3,3a,4,7,7a-Hexahydro-4,7-methanoisobenzofuran ring system.

6 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H400Very toxic to aquatic life.
Precautionary statements (3)
  • P273Avoid release to the environment.
  • 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

Endosulfan ether suppliers

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Endosulfan ether 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 Endosulfan ether is traded under.

HS 2932.99Indicative HS code

Heterocyclic compounds with oxygen hetero-atom(s) only, other

World exports in 2024
$3.81B
+10.3% vs 2023, imports $7.05B
2019 to 2024
Top exporters
  1. China28.9%
  2. Switzerland * partner reported12.7%
  3. Germany7.8%
Top importers
  1. United States49.7%
  2. China11.9%
  3. India * partner reported3.3%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Endosulfan ether, based on the data on this page

What is Endosulfan ether?

Endosulfan ether is a chemical substance with the molecular formula C9H6Cl6O and a molar mass of 342.86 g/mol. Its CAS registry number is 3369-52-6. The IUPAC name is 1,7,8,9,10,10-hexachloro-4-oxatricyclo[5.2.1.02,6]dec-8-ene.

What is the CAS number of Endosulfan ether?

The CAS registry number of Endosulfan ether is 3369-52-6.

What is the molecular formula and weight of Endosulfan ether?

The molecular formula of Endosulfan ether is C9H6Cl6O and its molar mass is 342.86 g/mol.

What is Endosulfan ether used for?

Known uses and roles of Endosulfan ether include building blocks in research and laboratory.

Is Endosulfan ether hazardous?

Endosulfan ether carries the GHS signal word "Warning". Main hazards: very toxic to aquatic life. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Endosulfan ether?

Endosulfan ether is usually classified under HS code 293299 (Heterocyclic compounds with oxygen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Endosulfan ether?

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What is the price of Endosulfan ether?

Suppliers quote Endosulfan ether 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 Endosulfan ether

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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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