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Legality · 3-MMC

3-MMC in Timor-Leste: not individually verified

Also known as: metaphedrone

Not individually verified

We have not confirmed that 3-MMC specifically is scheduled in Timor-Leste, so this page gives no legal status. Publishing a guess here would be worse than publishing nothing. What we do know is the governing national drug law, below.

What is on record
Not confirmed. 3-MMC is not named by that name anywhere in Lei n.º 2/2017's tables. Its 4-substituted positional isomer, mephedrone, is named at Table II-A item 26: "4-metilmetcatinona (mefedrona)" (4-methylmethcathinone, mephedrone). Table II-A's own closing clause reads: "Os isómeros das substâncias inscritas nesta tabela em todos os casos em que estes isómeros possam existir com designação química específica, salvo se forem expressamente excluídos" (the isomers of the substances listed in this table, in every case in which those isomers can exist with a specific chemical designation, unless expressly excluded). 3-methylmethcathinone and 4-methylmethcathinone (mephedrone) share the identical molecular formula, C11H15NO, differing only in the ring position of the methyl substituent, a textbook positional isomer relationship. Whether this clause reaches 3-MMC through mephedrone is not settled by the text. Checked directly against both Conventions this clause's wording could descend from. The exact phrase traces to the 1961 Single Convention on Narcotic Drugs, not the 1971 Convention on Psychotropic Substances: the 1961 Convention's own Schedule closing clauses read, verbatim, "The isomers, unless specifically excepted, of the drugs in this Schedule whenever the existence of such isomers is possible within the specific chemical designation" (fetched and read in full this session), the identical shape Table II-A's own clause carries. The 1971 Convention, by contrast, genuinely carries no general isomer clause of this kind; it names isomers individually where it means to reach them. So Table II-A's clause IS inherited Convention boilerplate, not a purely domestic drafting choice, but the Convention's own wording does not itself resolve whether "isomer... within the specific chemical designation" reaches a stereoisomer of the one named compound only, or any constitutional isomer that happens to share its formula. A check of Samoa's Narcotics Act 1967 (identical clause wording) does not settle this either: Samoa separately lists phentermine at its own lower class despite phentermine sharing methamphetamine's exact formula, but under the general interpretive principle a named entry governs over a generic rule regardless of the generic rule's own scope, so phentermine's separate listing is consistent with either reading and settles neither. Left open here for the same reason: 3-MMC has carried its own specific, stable chemical designation (3-methylmethcathinone, 3-MMC) since well before this law's 2017 enactment, distinct from mephedrone's. No table carries an express exclusion naming 3-MMC either way. This reading is as printed 25 January 2017, read on 7 October 2026; no later amending law has been found (see the search recorded below), and the clause has not been tested against any Timor-Leste court or regulatory ruling.

Confirm directly with Timor-Leste’s national drug authority or your own embassy before you rely on anything.

What Timor-Leste HAS confirmed for related substances

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