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Silanes and silicones

Hexylmethyldichlorosilane

Also known as Silane, dichlorohexylmethyl-, 2,2-dichloro-2-silaoctane, n-Hexyldichloromethylsilane

CAS 14799-94-1Formula C7H16Cl2SiMolar mass 199.20 g/molEC 238-864-8
GHS signal word: Danger. Pictograms: Corrosive 2 suppliers listed
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Hexylmethyldichlorosilane chemical structure, C7H16Cl2Si, CAS 14799-94-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
14799-94-1
Formula
C7H16Cl2Si
Molar mass
199.20 g/mol
EC number
238-864-8
HS code
293190
Category
Silanes and silicones

What is Hexylmethyldichlorosilane?

Plain description, key identifiers and synonyms

Hexylmethyldichlorosilane is a chemical substance with the molecular formula C7H16Cl2Si and a molar mass of 199.20 g/mol. Its CAS registry number is 14799-94-1. The IUPAC name is dichloro-hexyl-methylsilane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
dichloro-hexyl-methylsilane
CAS number
14799-94-1 CAS number cross-checkedOther or deprecated CAS: 88002-83-9
EC number
238-864-8
Molecular formula
C7H16Cl2Si
UNII
798Y7DR4MN
MDL number
MFCD00039295
InChIKey
KKRMHVJQWMXYBZ-UHFFFAOYSA-N
InChI
InChI=1S/C7H16Cl2Si/c1-3-4-5-6-7-10(2,8)9/h3-7H2,1-2H3
SMILES (canonical and isomeric)
CCCCCC[Si](C)(Cl)Cl

Synonyms

  • Silane, dichlorohexylmethyl-
  • 2,2-dichloro-2-silaoctane
  • n-Hexyldichloromethylsilane
  • dichloro(hexyl)(methyl)silane
  • Dichlorohexylmethylsilane
  • n-Hexylmethyldichlorosilane
  • Dichloro-hexyl-methylsilane
  • Dichloro(hexyl)methylsilane
  • dichloro-hexyl-methyl-silane
  • Dichloro(hexyl)methylsilane #
  • Kkrmhvjqwmxybz-uhfffaoysa-
  • Hexylmethyldichlorosilane, N-HEXYLMETHYLDICHLOROSILANE,
  • 2,2-Dichloro-2-silaoctane, Dichloro-hexyl-methylsilane, Dichlorohexylmethylsilane, Silane, dichlorohexylmethyl-, n-Hexyldichloromethylsilane

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
199.20 g/molcalc.
Exact mass
198.0398 Dacalc.
LogP (octanol/water)
4.12calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
5calc.
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
Danger
GHS05: Corrosive
Corrosive

Hazard statements

  • H314Causes severe skin burns and eye damage.
Precautionary statements (12)
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P330 + P331If swallowed: Rinse mouth. Do not induce vomiting.
  • 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.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P363Wash contaminated clothing before reuse.
  • 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

Hexylmethyldichlorosilane 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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Hexylmethyldichlorosilane 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

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 Hexylmethyldichlorosilane 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 Hexylmethyldichlorosilane is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Hexylmethyldichlorosilane?

Hexylmethyldichlorosilane is a chemical substance with the molecular formula C7H16Cl2Si and a molar mass of 199.20 g/mol. Its CAS registry number is 14799-94-1. The IUPAC name is dichloro-hexyl-methylsilane.

What is the CAS number of Hexylmethyldichlorosilane?

The CAS registry number of Hexylmethyldichlorosilane is 14799-94-1. Other or deprecated CAS numbers: 88002-83-9.

What is the molecular formula and weight of Hexylmethyldichlorosilane?

The molecular formula of Hexylmethyldichlorosilane is C7H16Cl2Si and its molar mass is 199.20 g/mol.

Is Hexylmethyldichlorosilane hazardous?

Hexylmethyldichlorosilane carries the GHS signal word "Danger". Main hazards: causes severe skin burns and eye damage. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Hexylmethyldichlorosilane?

Hexylmethyldichlorosilane 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 Hexylmethyldichlorosilane?

CompoundList lists 2 suppliers of Hexylmethyldichlorosilane 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 Hexylmethyldichlorosilane?

Suppliers quote Hexylmethyldichlorosilane 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 Hexylmethyldichlorosilane

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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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