Metam

Base Information

• Chemical Name: Metam
• CAS No.: 137-41-7
• Molecular Formula: C2H4KNS2
• Molecular Weight: 145.291
• Hs Code.: 2930909090
• European Community (EC) Number: 205-632-2
• UNII: OA1I97689K
• DSSTox Substance ID: DTXSID5043970
• Nikkaji Number: J9.912K
• Wikidata: Q16747480
• ChEMBL ID: CHEMBL1413694
• Mol file: 137-41-7.mol

Synonyms:carbathione;iron methyldithiocarbamate;magnesium (2:1) methyldithiocarbamate;metam sodium;metham sodium;methyldithiocarbamate;methyldithiocarbamate, ammonium salt;methyldithiocarbamic acid sodium salt;monopotassium methyldithiocarbamate;monosodium methyldithiocarbamate dihydrate;Nematin;sodium methyldithiocarbamate;Vapam

Chemical Property of Metam

Chemical Property:

• Appearance/Colour: crystalline solid, but often supplied as a brown or yellow aqueous solution
• Vapor Pressure: 15.3mmHg at 25°C
• Boiling Point: 120.3 °C at 760 mmHg
• Flash Point: 26.6 °C
• PSA: 69.42000
• Density: 1.199 g/cm³
• LogP: 1.07910
• XLogP3: 0.7
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 0
• Exact Mass: 106.98634151
• Heavy Atom Count: 5
• Complexity: 42.9

Purity/Quality:

99%, ^*data from raw suppliers

POTASSIUM METHYLDITHIOCARBAMATE 98.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Canonical SMILES: CNC(=S)S
• Uses: Potassiummethyldithiocarbamate is a herbicide.

Technology Process of Metam

There total 2 articles about Metam which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

Dimethyldisulphide (624-92-0) + 1-naphthalenol methylcarbamate (63-25-2) → potassium N-methyldithiocarbamate (137-41-7)

Guidance literature:

With potassium hydroxide; In water; acetonitrile; for 0.0111111h; Time; Microwave irradiation;

DOI:10.4314/bcse.v29i2.2

Reference yield:

carbon disulfide (75-15-0,12122-00-8) + methylamine (74-89-5) → potassium N-methyldithiocarbamate (137-41-7)

Guidance literature:

With potassium hydroxide; for 3h; Ambient temperature;

DOI:10.1002/ardp.19903230910

Reference yield:

potassium N-methyldithiocarbamate (137-41-7) → N,N'-dimethylthioperoxydicarbamic acid (2438-90-6)

Guidance literature:

With iodine;

DOI:10.1021/jo01274a037

upstream raw materials:

carbon disulfide

methylamine

Dimethyldisulphide

1-naphthalenol methylcarbamate

Downstream raw materials:

p-Tolyl-N-methyl-trithiopercarbamat

4-hydroxy-3-methyl-4-phenyl-2-thioxo-thiazolidine-5-carboxylic acid ethyl ester

N,N'-dimethylthioperoxydicarbamic acid

6-[2-(4-Hydroxy-phenyl)-2-(5-methyl-6-thioxo-[1,3,5]thiadiazinan-3-yl)-acetylamino]-3,3-dimethyl-7-oxo-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid

Refernces

• 1、 Oezcelik, Azime Berna,Ersan, Seyhan,Ural, Ali Ugur,Oezkan, Semiha,Ertan, Mevluet. "Synthesis of 3-substituted-5-(4-carboxycyclohexylmethyl)-tetrahydro-2h-1,3, 5-thiadiazine-2-thione derivatives as antifibrinolytic and antimicrobial agents". . p. 554 - 559. Retrieved 2008/02/12.
• 2、 Aboul-Fadl, Tarek,El-Shorbagi, Abdel-Nasser. "New carriers for representative peptides and peptide drugs". . p. 327 - 332. Retrieved 2007/10/03.