C2H4NNaS2
129.18 g/mol
AgrochemicalDanger
Metam-sodium
CAS137-42-8EC205-293-0
Category
Agrochemical
Compound Class
Other
Primary Use
Soil fumigant pesticide
Metam-sodium is a soil fumigant pesticide used in agriculture. According to the Environmental Protection Agency (EPA), it can cause cancer and developmental toxicity.
Restricted use pesticide on golf courses, turf, and soilApplication in sewers and drainsWood preservative treatment
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
Restricted or banned substances
Substances on this list are banned or restricted under the named regulation. This page is a compliance reference — verify your obligations under applicable law.
Relevant lists:California Proposition 65
CAS 137-42-8
Related Compounds
ReferenceSame Category
Sodium p-chlorophenoxyacetate
CAS13730-98-8
plant growth regulator
ReferenceSame Category
Slice
CAS137512-74-4
Pesticide
ReferenceSame Category
2-(4-bromophenoxy)-5-(trifluoromethyl)pyridine
CAS137736-63-1
agrochemical intermediate
ReferenceSame Category
5-(Difluoromethoxy)-1-methyl-3-(trifluoromethyl)-1H-pyrazole-4-methanesulfonic acid
CAS1379794-40-7
Pyroxasulfone metabolite
Related Reading
Safety Reference
Danger
H302Harmful if swallowed
H314Causes severe skin burns and eye damage
H317May cause an allergic skin reaction
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H311Toxic in contact with skin
H319Causes serious eye irritation
H332Harmful if inhaled
H318Causes serious eye damage
H351Suspected of causing cancer
H360May damage fertility or the unborn child
H370Causes damage to organs
H373May cause damage to organs through prolonged or repeated exposure
Regulatory Compliance1
- California Proposition 65USRegulation
Customs Tariff Classification
The international HS code for Metam-sodium (CAS 137-42-8) is 2930.20.
HS code (international, 6-digit)
2930.20
EU CN code (8-digit)
2930 20 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
sodium N-methylcarbamodithioate
InChIKey
AFCCDDWKHLHPDF-UHFFFAOYSA-M
SMILES
CNC(=S)[S-].[Na+]
Synonyms (71)
- MMDTC
- N-869
- SMDC
- VDM
- VPM
- A7 Vapam
- Carbam
- Carbathion
- Carbathione
- Carbation
- Carbothion
- Geort
- Karbation
- Mapasol
- Masposol
- Metam-sodium
- Metam-sodium hydrate
- Metham
- Metham Sodium Hydrate
- Metham [German]
- Metham dihydrate
- Metham sodium
- Metham sodium (VAN)
- Methan-sodium
- Methan-sodium dihydrate
- Methyldithiokarbaman sodny
- Monam
- Nematin
- SODIUM METHYLDITHIOCARBAMATE
- Sectagon II
- Sepivam
- Sistan
- Sodium metam
- Sodium metham
- Sodium methylcarbamodithioate
- Soil-Prep
- Solasan
- Solasan 500
- Solesan 500
- Sometam
- Trimaton
- VPM (fungicide)
- Vapam