{2-[2-(Ethenyloxy)ethoxy]ethoxy}ethene

CAS 764-99-8

EPA’s 2023 records show zero U.S. production of this chemical.

US productionZero

Import value, 2024$117M

Import volumeCBI

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

Top sourceIndia 29%

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. Production reporting year: 2023. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 290919 · basket

EPA reports by year

2023: US production Zero · Imports Confidential
2019: US production Confidential · Imports Confidential

These shares come from HS customs code 290919, which covers 93 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).

IN 29%IndiaCN 25%ChinaJP 20%JapanBR 6%BrazilDE 4%Germany

South Korea
Singapore
Spain
United Arab Emirates
Netherlands
Belgium
Indonesia
Poland
Mexico
Taiwan
Slovakia

EPA-registered importers (2)

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

Basf Se · DE Germany

Basf

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 ManufacturingProcessing as a reactant

Vendor Pricing

$0.10/gAaron Chemicals LLC

CountryHong Kong

Pack$48.00 / 500 g

Purity98%

Vendors16 available

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

15 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$0.11	500 g	98%
A2B Chem LLC	United States	$0.14	500 g	95%
AA BLOCKS	United States	$0.15	500 g	95%
BLD Pharmatech Ltd.	China	$0.16	1 kg	98%
Ambeed, Inc.	United States	$0.16	1 kg	98%
BLD Pharmatech Co., Limited	United States	$0.19	500 g	98%
BLD Pharmatech GmbH	Germany	$0.19	500 g	98%
Combi-Blocks, Inc.	United States	$0.30	500 g	98%
AK Scientific Specialized	United States	$0.70	100 g	95%
Angene International Limited	United States	$1.43	100 g	95%
AK Scientific, Inc.	United States	$1.49	500 g	98%
AstaTech (2 weeks)	United States	$2.33	100 g	95%
ALFA AESAR	Germany	$3.60	50 g	98%
Labotest KG	Germany	$453.00	1000 mg	90%
Angene	China → Hong Kong	$4266.67	30 mg	98%

Chemical Identity

CAS764-99-8

PubChem CID12998

DTXSIDDTXSID6044985

FormulaC8H14O3

Mol. Weight158.19 g/mol

SMILESC=COCCOCCOC=C

Data Sources

EPA CompTox (DSSTox) · DTXSID6044985Retrieved 2026-04-06
PubChem · compound 12998Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

{2-[2-(Ethenyloxy)ethoxy]ethoxy}ethene (CAS 764-99-8) https://chemicalindependence.com/chemical/764-99-8/ EPA CompTox (DSSTox): DTXSID6044985. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID6044985 PubChem: 12998. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/12998 EPA Chemical Data Reporting: 764-99-8. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 764-99-8. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 290919 for CAS 764-99-8. Reporting year: 2024. https://usatrade.census.gov/