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Halogenated compounds

1,8-Dichlorooctane

Also known as Octane, 1,8-dichloro-, Octamethylene Chloride, Octamethylene Dichloride

CAS 2162-99-4Formula C8H16Cl2Molar mass 183.12 g/molEC 218-490-1
GHS signal word: Warning. Pictograms: Harmful or irritant 2 suppliers listed
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1,8-Dichlorooctane chemical structure, C8H16Cl2, CAS 2162-99-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
2162-99-4
Formula
C8H16Cl2
Molar mass
183.12 g/mol
Density
1.025 @25 °C
HS code
290319
Category
Halogenated compounds

What is 1,8-Dichlorooctane?

Plain description, key identifiers and synonyms

1,8-Dichlorooctane is a chemical substance with the molecular formula C8H16Cl2 and a molar mass of 183.12 g/mol. Its CAS registry number is 2162-99-4.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1,8-dichlorooctane
CAS number
2162-99-4 CAS number cross-checked
EC number
218-490-1
Molecular formula
C8H16Cl2
UNII
HLF6ZJB5J4
MDL number
MFCD00039393
InChIKey
WXYMNDFVLNUAIA-UHFFFAOYSA-N
InChI
InChI=1S/C8H16Cl2/c9-7-5-3-1-2-4-6-8-10/h1-8H2
SMILES (canonical and isomeric)
C(CCCCCl)CCCCl

Synonyms

  • Octane, 1,8-dichloro-
  • Octamethylene Chloride
  • Octamethylene Dichloride
  • 1,8-dichloro-octane
  • 1,8-Dichloroethane
  • 1,8-Dichlorooctane, 98%

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

Density
1.025 @25 °Cexp.

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
183.12 g/molcalc.
Exact mass
182.0629 Dacalc.
LogP (octanol/water)
3.8calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
7calc.
Heavy atoms
10calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
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

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (16)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • 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

1,8-Dichlorooctane suppliers

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All 2 suppliers

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Where suppliers are based

2 suppliers in 1 country

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1,8-Dichlorooctane 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

United States

  • TSCA inventory (USA)
    Status: Inactive in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code 1,8-Dichlorooctane is traded under.

HS 2903.19Indicative HS code

Saturated chlorinated derivatives of acyclic hydrocarbons, other

World exports in 2024
$81.2M
−13.3% vs 2023, imports $81.1M
2019 to 2024
Top exporters
  1. China32.6%
  2. Germany25.6%
  3. Brazil18.2%
Top importers
  1. United States35.7%
  2. South Korea7.6%
  3. India * partner reported6.7%

* Partner reported figures, a lower bound.

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

The HS code shown for 1,8-Dichlorooctane is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 1,8-Dichlorooctane, based on the data on this page

What is 1,8-Dichlorooctane?

1,8-Dichlorooctane is a chemical substance with the molecular formula C8H16Cl2 and a molar mass of 183.12 g/mol. Its CAS registry number is 2162-99-4.

What is the CAS number of 1,8-Dichlorooctane?

The CAS registry number of 1,8-Dichlorooctane is 2162-99-4.

What is the molecular formula and weight of 1,8-Dichlorooctane?

The molecular formula of 1,8-Dichlorooctane is C8H16Cl2 and its molar mass is 183.12 g/mol.

What is 1,8-Dichlorooctane used for?

Known uses and roles of 1,8-Dichlorooctane include building blocks in research and laboratory.

Is 1,8-Dichlorooctane hazardous?

1,8-Dichlorooctane carries the GHS signal word "Warning". Main hazards: causes skin irritation, causes serious eye irritation, may cause respiratory irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 1,8-Dichlorooctane?

1,8-Dichlorooctane is usually classified under HS code 290319 (Saturated chlorinated derivatives of acyclic hydrocarbons, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 1,8-Dichlorooctane?

CompoundList lists 2 suppliers of 1,8-Dichlorooctane in China. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of 1,8-Dichlorooctane?

Suppliers quote 1,8-Dichlorooctane 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 1,8-Dichlorooctane

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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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