Chloro(methyl)diphenylsilane

U.S. production volumes are classified as confidential business information.

Molecular structure of 144-79-6
US ProductionCBI
Import Value$537M
Import VolumeZero
Top SourceChina 39%

The EPA did not publish how much of this chemical companies made or imported, or marked that amount confidential. Without that volume, ACID cannot calculate import dependency.

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

Why It Matters

No data available

Vendor Pricing

$0.66/gAaron Chemicals LLC
CountryHong Kong
Pack$66.00 / 100 g
Purity95%
Vendors9 available

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

8 more vendors
VendorCountry$/gPackPurity
Angene ChemicalChina Hong Kong$0.68100 g95%
AA BLOCKSUnited States$1.18100 g90%
A2B Chem LLCUnited States$1.3225 g90%
Manchester OrganicsUnited Kingdom$1.55250 g
Fluorochem UKUnited Kingdom$3.1525 g97%
AK Scientific, Inc.United States$3.79100 g95%
Angene International LimitedUnited States$54.4425 g97%
AngeneChina Hong Kong$4266.6730 mg95%

Chemical Identity

CAS144-79-6
PubChem CID67349
DTXSIDDTXSID3027116
FormulaC13H13ClSi
Mol. Weight232.78 g/mol
SMILESC[Si](C1=CC=CC=C1)(C2=CC=CC=C2)Cl

Data Sources

DTXSID30271162026-04-06

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

Archive: data/sources/comptox/dsstox_identifiers.csv

673492026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/67349/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/67349.json

144-79-62026-04-24

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

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