Silane, dimethoxybis(1-methylethyl)-

CAS 18230-61-0

Companies reported imports and no US production of this chemical to EPA for 2023.

US productionZero

Import value, 2024$537M

Import volume43.0K lb

Import dependency100%

Top sourceChina 39%

Production is reported production, not a complete census of factories. Production reporting year: 2023. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Silane, dimethoxybis(1-methylethyl)- · US import value by year

Peak 2013: $1.1B · 2024: $537M · 2025: $470M

Where It Comes From

Customs basis: HS 293190 · basket

EPA reports by year

2023: US production Zero · Imports 43.0K lb
2019: US production Confidential · Imports Confidential

These shares come from HS customs code 293190, which covers 378 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

CN 39%ChinaDE 17%GermanyIT 9%ItalyIN 7%IndiaJP 7%Japan

Ireland
Netherlands
Switzerland
Monaco
Ukraine
Spain
Mexico
Poland
Indonesia
Armenia
Israel
Sweden
Australia
Czech Republic
Hungary
Brunei
Hong Kong
Brazil
Thailand
Argentina
Finland
Austria
Latvia

Why It Matters

Sectors

Plastics & Rubber

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 Plastics Material and Resin Manufacturing (100%)Processing as a reactant

Vendor Pricing

$0.40/gAaron Chemicals LLC

CountryHong Kong

Pack$40.00 / 100 g

Purity95%

Vendors11 available

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

10 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$0.45	100 g	97%
Combi-Blocks, Inc.	United States	$0.56	500 g	95%
A2B Chem LLC	United States	$0.60	500 g	95%
AA BLOCKS	United States	$0.64	500 g	95%
Ambeed, Inc.	United States	$0.80	25 g	95%
Fluorochem UK	United Kingdom	$1.42	100 g	95%
MedChemExpress MCE	Sweden	$1.43	100 g	—
AK Scientific, Inc.	United States	$1.96	25 g	95%
Angene International Limited	United States	$4.44	25 g	95%
Angene	China → Hong Kong	$4266.67	30 mg	95%

Chemical Identity

CAS18230-61-0

PubChem CID87520

DTXSIDDTXSID8066341

FormulaC8H20O2Si

Mol. Weight176.33 g/mol

SMILESCC(C)[Si](C(C)C)(OC)OC

Data Sources

EPA CompTox (DSSTox) · DTXSID8066341Retrieved 2026-04-06
PubChem · compound 87520Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

← Back to Dashboard ← Back to Plastics & Rubber

Brief citations

Silane, dimethoxybis(1-methylethyl)- (CAS 18230-61-0) https://chemicalindependence.com/chemical/18230-61-0/ EPA CompTox (DSSTox): DTXSID8066341. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID8066341 PubChem: 87520. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/87520 EPA Chemical Data Reporting: 18230-61-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 18230-61-0. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 293190 for CAS 18230-61-0. Reporting year: 2024. https://usatrade.census.gov/