Tert-Amyl methyl ether

CAS Number

994-05-8

Synonym

Butane, 2-methoxy-2-methyl-; Methyl tert-pentyl ether; 1,1-Dimethylpropyl methyl ether; 2-Methoxy-2-methylbutane; TAME (ether); tertiary-Amyl methyl ether

Occurrence/Use

Used as an oxygenate for gasoline (added to increase octane enhancement and to raise the oxygen content in gasoline to help reduce emissions)

Date Added

02/04/2016

Proposition 65

Chemical Status

Reproductive Toxicity :	Formerly listed

Reproductive Toxicity

Listed as causing:	Developmental 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)
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
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