2-Propenoic acid, 2-methyl-, trimethylsilyl ester

CAS 13688-56-7

Used in 1 industrial sector tracked by the EPA.

US production45.1K lb

Import volumeZero

Import dependency0%

Top sourceNo public record

Production is reported production, not a complete census of factories. Production reporting year: 2019.

Where It Comes From

EPA reports by year

2019: US production 45.1K lb · Imports Zero

EPA-registered manufacturers (1)

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

Momentive Performance Materials

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 Chemical Product and Preparation Manufacturing (30%)Processing as a reactant

Vendor Pricing

$1.16/gAaron Chemicals LLC

CountryHong Kong

Pack$578.00 / 500 g

Purity98%

Vendors10 available

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

9 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$1.24	500 g	98%
Sigma-Aldrich (Rush Stock)	Germany	$6.68	100 g	98%
Sigma-Aldrich	Germany	$6.68	100 g	98%
Biopharma PEG Scientific Inc.	United States	$10.80	25 g	—
Combi-Blocks, Inc.	United States	$11.20	25 g	98%
A2B Chem LLC	United States	$12.00	10 g	98%
AA BLOCKS	United States	$12.72	25 g	98%
Angene	China → Hong Kong	$4266.67	30 mg	98%
TimTec, LLC (back-ordered)	United States	$32000.00	15 mg	94%

Chemical Identity

CAS13688-56-7

PubChem CID2733839

DTXSIDDTXSID5074002

FormulaC7H14O2Si

Mol. Weight158.27 g/mol

SMILESCC(=C)C(=O)O[Si](C)(C)C

Data Sources

EPA CompTox (DSSTox) · DTXSID5074002Retrieved 2026-04-06
PubChem · compound 2733839Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04

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Brief citations

2-Propenoic acid, 2-methyl-, trimethylsilyl ester (CAS 13688-56-7) https://chemicalindependence.com/chemical/13688-56-7/ EPA CompTox (DSSTox): DTXSID5074002. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID5074002 PubChem: 2733839. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/2733839 EPA Chemical Data Reporting: 13688-56-7. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 13688-56-7. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting