Reference Source

Methyl tert-butyl ether

For Methyl tert-butyl ether, cas no. is 1634-04-4; cercla rq (lbs) is 1000; regulatory categories is 3, verified against its source on 2026-08-05.

Substance
Methyl tert-butyl ether verified
CAS No.
1634-04-4 verified
CERCLA RQ (lbs)
1000 verified
Regulatory categories
3 verified
Sourceecfr.gov
Verified2026-08-05
Review by2027-08-05
DatasetUS federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)

What the source says

Methyl tert-butyl ether | 1634-04-4 | 3 | | 1000 (454)

ecfr.gov, retrieved 2026-08-05

Source

Last verified against source: 2026-08-05. Due for re-check by 2027-08-05. This page as Markdown · OKF bundle · full dataset as JSON.