(3-Chloropropyl)(dimethoxy)methylsilane

No U.S. production. America imports the entire domestic supply.

Molecular structure of 18171-19-2
US ProductionZero
Import Value$537M
Import Volume66.0K lbs
Import Dependency100%
Top SourceChina 39%
(3-Chloropropyl)(dimethoxy)methylsilane · US import value by year
$1.1B2013$470M2025

Where It Comes From

Customs basis: HS 293190 · basket

These shares come from HS customs code 293190, which covers 164 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries
CN 39%ChinaDE 17%GermanyIT 9%ItalyIN 7%IndiaJP 7%Japan
EPA-registered importers (1)
Shin Etsu Silicones Of America

Why It Matters

Sectors
Plastics & Rubber
Downstream UsesNo data available
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 1 sector as 1 functional role.

  • Intermediate in Synthetic Rubber Manufacturing (100%)Processing as a reactant

Vendor Pricing

$0.32/gCombi-Blocks, Inc.
CountryUnited States
Pack$320.00 / 1 kg
Purity95%
Vendors10 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

9 more vendors
VendorCountry$/gPackPurity
Aaron Chemicals LLCHong Kong$0.38500 g95%
Fluorochem UKUnited Kingdom$0.39500 g95%
Angene ChemicalChina Hong Kong$0.41500 g95%
A2B Chem LLCUnited States$0.791 kg95%
AA BLOCKSUnited States$0.831 kg95%
AK Scientific, Inc.United States$2.6825 g98%
Ambeed, Inc.United States$4.005 g95%
Angene International LimitedUnited States$5.5625 g98%
AngeneChina Hong Kong$4266.6730 mg95%

Chemical Identity

CAS18171-19-2
PubChem CID87491
DTXSIDDTXSID60939463
FormulaC6H15ClO2Si
Mol. Weight182.72 g/mol
SMILESCO[Si](C)(CCCCl)OC

Data Sources

DTXSID609394632026-04-06

https://doi.org/10.23645/epacomptox.5588566

Archive: data/sources/comptox/dsstox_identifiers.csv

874912026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/87491/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/87491.json

18171-19-22026-04-24

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr.csv

CAS 18171-19-22026-04-25

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr_industrial.csv