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Organosilicon Compounds & Silanes

n-Octadecyltrichlorosilane, 95%

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Order n-Octadecyltrichlorosilane, 95% (CAS 112-04-9) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery.

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n-Octadecyltrichlorosilane, 95% chemical structure
CAS number112-04-9
FormulaC18H37Cl3Si
Molar mass387.9 g/mol
Physical formLiquid
HS code29319000
Purity95%
InChIKeyPYJJCSYBSYXGQQ-UHFFFAOYSA-N
IUPAC nametrichloro(octadecyl)silane

About n-Octadecyltrichlorosilane, 95%

n-Octadecyltrichlorosilane, 95% sits in our organosilicon Compounds & Silanes section and ships worldwide from stock or short lead time. Identity at a glance (95%): CAS 112-04-9, formula C18H37Cl3Si and molar mass 387.9 g/mol. Expect colourless to light yellow to yellow liquid.

Common uses in the lab and plant

  • Paints, coatings & inks
  • Electronics & thin films

Storage and safety notes

Reported physical data: density 0.984 g/mL at 25 °C. It carries the GHS signal word Danger (H314 and H335), so wear gloves and eye protection and work with good ventilation.

Order it in 5 g, 25 g, 100 g and 1 kg packs or ask for a bulk quotation. You receive a batch certificate of analysis and a 16-section SDS with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Typical uses

  • Paints, coatings & inks
  • Electronics & thin films

Applications

Specifications and identifiers

Specifications of n-Octadecyltrichlorosilane, 95%
Product namen-Octadecyltrichlorosilane, 95%
Catalogue numberZX-010191
CAS number112-04-9
IUPAC nametrichloro(octadecyl)silane
Molecular formulaC18H37Cl3Si
Molar mass387.9 g/mol
Exact mass386.173
Purity / assay95%
Physical formLiquid
AppearanceColourless to light yellow to yellow liquid
Density0.984 g/mL at 25 °C
H-bond donors / acceptors0 / 0
Topological polar surface area0 Ų
HS code29319000
InChIKeyPYJJCSYBSYXGQQ-UHFFFAOYSA-N
SMILESCCCCCCCCCCCCCCCCCC[Si](Cl)(Cl)Cl
PubChem CID8157
SynonymsOTS, Trichlorooctadecylsilane, Stearyltrichlorosilane, Silane, trichlorooctadecyl-, octadecyl trichlorosilane, n-OTS, Trichlorostearylsilane, Silane, octadecyltrichloro-, Trichloro octadecyl silane, Trichloroctadecylsilane, n-Octadecyltrichlorosilane (>90%), Trichlorooctadecylsilane (>99.0%)

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS05 Corrosive
Corrosive
GHS07 Irritant or harmful
Irritant or harmful

Signal word Danger

  • H314Causes severe skin burns and eye damage
  • H335May cause respiratory irritation

Precautionary statements P260, P261, P264, P271, P280, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P319, P321, P363, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of n-Octadecyltrichlorosilane, 95%
5 gQuoted on request
25 gQuoted on request
100 gQuoted on request
1 kgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about n-Octadecyltrichlorosilane, 95%

Which CAS number identifies n-Octadecyltrichlorosilane, 95%?
n-Octadecyltrichlorosilane, 95% is registered under CAS 112-04-9. You may also see it listed as OTS, Trichlorooctadecylsilane, Stearyltrichlorosilane. Our catalogue number for this item is ZX-010191.
What are the formula and molar mass of n-Octadecyltrichlorosilane, 95%?
For n-Octadecyltrichlorosilane, 95%, its formula is C18H37Cl3Si and its molar mass is 387.9 g/mol. The systematic (IUPAC) name is trichloro(octadecyl)silane. InChIKey PYJJCSYBSYXGQQ-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for n-Octadecyltrichlorosilane, 95%?
This listing is 95% purity. Standard packs are 5 g, 25 g, 100 g, 1 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with n-Octadecyltrichlorosilane, 95%?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship n-Octadecyltrichlorosilane, 95% to my country?
Yes. Because n-Octadecyltrichlorosilane, 95% is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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