Dichloro(methyl)(2-phenylethyl)silane

CAS 772-65-6

Benzene, [2-(dichloromethylsilyl)ethyl]-

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

US productionCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Top sourceNo public record

At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.

Why supply is unknown

Production is reported production, not a complete census of factories. US production volume is confidential. Production reporting year: 2023.

Where It Comes From

EPA reports by year

2023: US production Confidential · Imports Confidential

EPA-registered manufacturers (2)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Kcc · KR South Korea

Mom Holding

Why It Matters

Sectors

Core Chemicals

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Industrial Uses

•Intermediate in All Other Basic Organic Chemical Manufacturing (100%)Processing as a reactant

Vendor Pricing

$3.49/gAaron Chemicals LLC

CountryHong Kong

Pack$349.00 / 100 g

Purity95%

Vendors7 available

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

6 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$3.74	100 g	95%
A2B Chem LLC	United States	$9.46	100 g	98%
AA BLOCKS	United States	$12.42	100 g	98%
Combi-Blocks, Inc.	United States	$64.00	5 g	98%
Angene International Limited	United States	$85.40	5 g	95%
Angene	China → Hong Kong	$4266.67	30 mg	95%

Chemical Identity

CAS772-65-6

PubChem CIDNot recorded

DTXSIDDTXSID1044988

FormulaC9H12Cl2Si

Mol. Weight219.18 g/mol

SMILESC[Si](Cl)(Cl)CCC1=CC=CC=C1

Data Sources

EPA TSCA InventoryRetrieved 2026-04-29
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04

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Brief citations

Dichloro(methyl)(2-phenylethyl)silane (CAS 772-65-6) https://chemicalindependence.com/chemical/772-65-6/ EPA TSCA Inventory: CAS 772-65-6. Retrieved 2026-04-29. https://www.epa.gov/tsca-inventory EPA Chemical Data Reporting: 772-65-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 772-65-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting