French: métam (n.m.)Russian: метам

Approval: ISO
IUPAC PIN: methylcarbamodithioic acid
IUPAC name: methyldithiocarbamic acid
CAS name: N-methylcarbamodithioic acid
CAS Reg. No.: 144-54-7
Formula: C2H5NS2
Activity: fungicides (dithiocarbamate)
herbicides (dithiocarbamate)
nematicides (dithiocarbamate)
Notes: When this substance is used as a salt, its identity should be stated, for example metam-ammonium [39680-90-5], metam-potassium [137-41-7], metam-sodium [137-42-8].
The name “metham” is approved by the Weed Science Society of America and was formerly approved by the British Standards Institution.
The name “methyldithiocarbamic acid” is used in Canada and New Zealand.
The name “carbam” is approved by the Japanese Ministry of Agriculture, Forestry and Fisheries.
The name “carbathion” (карбатион) was used in the former USSR for the sodium salt.
The name “metam-sodium” was formerly approved by ISO for the sodium salt, but it was replaced by the name “metam” for the acid as part of a rationalisation exercise in 1989.
Structure: Structural formula of metam
Pronunciation: -tǎm  Guide to British pronunciation
InChI: InChI=1S/C2H5NS2/c1-3-2(4)5/h1H3,(H2,3,4,5)

A data sheet from the Compendium of Pesticide Common Names