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) Sep 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