Tert-Amyl methyl ether
CAS Number
994-05-8Synonym
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
02/04/2016Proposition 65
| Reproductive Toxicity: |
Formerly listed
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| Listed as causing: |
Developmental Toxicity
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| Developmental Toxicity | |
| Date of Listing: |
12/18/2009
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| Date of Delisting: |
12/13/2013
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| Basis for Listing: |
Labor Code
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| Reproductive Toxicity: |
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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