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Silanes and silicones

Silane, dichlorodihexyl-

Also known as Dihexyldichlorosilane, Dichlorodihexylsilane, di-n-hexyldichlorosilane

CAS 18204-93-8Formula C12H26Cl2SiMolar mass 269.33 g/molEC 242-093-2
GHS signal word: Danger. Pictograms: Corrosive, Harmful or irritant 1 supplier listed
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Silane, dichlorodihexyl- chemical structure, C12H26Cl2Si, CAS 18204-93-8
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
18204-93-8
Formula
C12H26Cl2Si
Molar mass
269.33 g/mol
EC number
242-093-2
HS code
293190
Category
Silanes and silicones

What is Silane, dichlorodihexyl-?

Plain description, key identifiers and synonyms

Silane, dichlorodihexyl- is a chemical substance with the molecular formula C12H26Cl2Si and a molar mass of 269.33 g/mol. Its CAS registry number is 18204-93-8. The IUPAC name is dichloro(dihexyl)silane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
dichloro(dihexyl)silane
CAS number
18204-93-8 CAS number cross-checkedOther or deprecated CAS: 97036-67-4
EC number
242-093-2
Molecular formula
C12H26Cl2Si
MDL number
MFCD00053203
InChIKey
NRAYZPGATNMOSB-UHFFFAOYSA-N
InChI
InChI=1S/C12H26Cl2Si/c1-3-5-7-9-11-15(13,14)12-10-8-6-4-2/h3-12H2,1-2H3
SMILES (canonical and isomeric)
CCCCCC[Si](CCCCCC)(Cl)Cl

Synonyms

  • Dihexyldichlorosilane
  • Dichlorodihexylsilane
  • di-n-hexyldichlorosilane
  • Dichloro(dihexyl)silane
  • C12H26Cl2Si
  • Dichlorodi-N-Hexylsilane
  • Dichlorodi(hexyl)silane
  • Dichloro(dihexyl)silane #
  • Di-N-Hexyldichlorosilanedichlorodi-N-Hexysilanedichloro(Dihexyl)Silane

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
269.33 g/molcalc.
Exact mass
268.1181 Dacalc.
LogP (octanol/water)
6.07calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
10calc.
Heavy atoms
15calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (1 violation)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS05: Corrosive
Corrosive
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H290May be corrosive to metals.
  • H302Harmful if swallowed.
  • H312Harmful in contact with skin.
  • H314Causes severe skin burns and eye damage.
  • H318Causes serious eye damage.
  • H332Harmful if inhaled.
Precautionary statements (24)
  • P234Keep only in original packaging.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P301 + P330 + P331If swallowed: Rinse mouth. Do not induce vomiting.
  • P302 + P352If on skin: Wash with plenty of water.
  • P302 + P361 + P354If on skin: Take off immediately all contaminated clothing. Immediately rinse with water for several minutes.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P316Get emergency medical help immediately.
  • P317Get medical help.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P363Wash contaminated clothing before reuse.
  • P390Absorb spillage to prevent material damage.
  • P405Store locked up.
  • P406Store in a corrosion resistant container with a resistant inner liner.
  • 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

Silane, dichlorodihexyl- suppliers

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Where suppliers are based

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Silane, dichlorodihexyl- 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

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

United States

  • TSCA inventory (USA)
    Status: Active 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 Silane, dichlorodihexyl- is traded under.

HS 2931.90Indicative HS code

Organo-inorganic compounds, other than tetramethyl lead, tetraethyl lead, tributyltin compounds…

World exports in 2024
$3.97B
+5.3% vs 2023, imports $3.93B
2019 to 2024
Top exporters
  1. China28.3%
  2. United States15.6%
  3. Germany15.1%
Top importers
  1. United States14.6%
  2. China13.0%
  3. South Korea8.5%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Silane, dichlorodihexyl-, based on the data on this page

What is Silane, dichlorodihexyl-?

Silane, dichlorodihexyl- is a chemical substance with the molecular formula C12H26Cl2Si and a molar mass of 269.33 g/mol. Its CAS registry number is 18204-93-8. The IUPAC name is dichloro(dihexyl)silane.

What is the CAS number of Silane, dichlorodihexyl-?

The CAS registry number of Silane, dichlorodihexyl- is 18204-93-8. Other or deprecated CAS numbers: 97036-67-4.

What is the molecular formula and weight of Silane, dichlorodihexyl-?

The molecular formula of Silane, dichlorodihexyl- is C12H26Cl2Si and its molar mass is 269.33 g/mol.

Is Silane, dichlorodihexyl- hazardous?

Silane, dichlorodihexyl- carries the GHS signal word "Danger". Main hazards: may be corrosive to metals, harmful if swallowed, harmful in contact with skin. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Silane, dichlorodihexyl-?

Silane, dichlorodihexyl- is usually classified under HS code 293190 (X. ORGANO-INORGANIC COMPOUNDS, HETEROCYCLIC COMPOUNDS, NUCLEIC ACIDS AND THEIR SALTS…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Silane, dichlorodihexyl-?

CompoundList lists 1 supplier of Silane, dichlorodihexyl- 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 Silane, dichlorodihexyl-?

Suppliers quote Silane, dichlorodihexyl- 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 Silane, dichlorodihexyl-

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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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