Betacetylmethadol is a synthetic opioid. It is a diastereoisomer of alphacetylmethadol (as well as levacetylmethadol). In the United States, betacetylmethadol is a Schedule I drug Narcotic under the Controlled Substances Act, with an ACSCN of 9607 and a 2 gramme manufacturing quota as of 2014.
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