Ethyl-tert-butyl ether

CAS Number

637-92-3

Synonym

Tert-Butyl ethyl ether; Ethyl tert-butyl ether; 2-Ethoxy-2-methylpropane; ETBE; Propane, 2-ethoxy-2-methyl-; 2-Methyl-2-ethoxypropane

Occurrence/Use

Used as an oxygenate gasoline fuel additive

Date Added

02/04/2016

Ethyl-tert-butyl ether

Proposition 65

Chemical Status

Reproductive Toxicity :	Formerly listed

Reproductive Toxicity

Listed as causing:	Male Reproductive Toxicity
Developmental Toxicity
Date of Listing:	12/18/2009
Date of Delisting:	12/13/2013
Basis for Listing :	Labor Code

Documents, Presentations, and Publications

Reproductive Toxicity:	Reconsideration of Nine Chemicals Listed under Proposition 65 as Known to Cause Reproductive Toxicity (September 2013) September 20, 2013

Public notices related to this chemical

Chemicals Proposed for Listing by the Labor Code Mechanism (Reproductive and Developmental Toxicants)
Chemicals Delisted December 13, 2013 as Known to the State of California to Cause Reproductive Toxicity: tert‑amyl methyl ether, 2-ethylhexanoic acid, ethyl-tert-butyl ether, p,p’‑oxybis(benzenesulfonyl hydrazide) and 1,3,5-triglycidyl-s-triazinetrione
Hazard Identification Materials to Support Reconsideration of Listing: 9 Chemicals Listed Via the Labor Code as Known to the State of California to Cause Reproductive Toxicity