Skip to Content
Merck
CN
All Photos(1)

Key Documents

Safety Information

74763

Sigma-Aldrich

Trimethoxy(octadecyl)silane

technical, ≥90% (GC)

Synonym(s):

Octadecyltrimethoxysilane

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
CH3(CH2)17Si(OCH3)3
CAS Number:
Molecular Weight:
374.67
Beilstein:
5791830
EC Number:
MDL number:
UNSPSC Code:
12352300
PubChem Substance ID:

grade

technical

Assay

≥90% (GC)

form

liquid

refractive index

n20/D 1.439 (lit.)
n20/D 1.439

mp

16-17 °C (lit.)

density

0.883 g/mL at 25 °C (lit.)

SMILES string

CCCCCCCCCCCCCCCCCC[Si](OC)(OC)OC

InChI

1S/C21H46O3Si/c1-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-25(22-2,23-3)24-4/h5-21H2,1-4H3

InChI key

SLYCYWCVSGPDFR-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Caution

may become turbid on storage, partially crystallizes

replaced by

Product No.
Description
Pricing

Regulatory Information

新产品

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Sorry, we don't have COAs for this product available online at this time.

If you need assistance, please contact Customer Support.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service