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Metam sodium information


Metam sodium[1]
Ball-and-stick model of the component ions of metham sodium
Names
Preferred IUPAC name
Sodium methylcarbamodithioate
Other names
Metham sodium
Carbathion
Carbathione
Carbothion
Metamsodium
Metam-sodium
Identifiers
CAS Number
  • 137-42-8 checkY
3D model (JSmol)
  • Interactive image
ChemSpider
  • 2273119 checkY
ECHA InfoCard 100.004.812 Edit this at Wikidata
PubChem CID
  • 5366415
UNII
  • 3CD7UKN224 checkY
CompTox Dashboard (EPA)
  • DTXSID2029167 Edit this at Wikidata
InChI
  • InChI=1S/C2H5NS2.Na/c1-3-2(4)5;/h1H3,(H2,3,4,5);/q;+1/p-1 checkY
    Key: AFCCDDWKHLHPDF-UHFFFAOYSA-M checkY
SMILES
  • [Na+].[S-]C(=S)NC
Properties
Chemical formula
C2H4NNaS2
Molar mass 129.18 g/mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Metam sodium is an organosulfur compound with the formula CH3NHCS2Na. The compound is a sodium salt of a dithiocarbamate. The compound exists as a colorless dihydrate, but most commonly it is encountered as an aqueous solution.[2] It is used as a soil fumigant, pesticide, herbicide, and fungicide. It is one of the most widely used pesticides in the United States, with approximately 60 million pounds used in 2001.[3]

  1. ^ Merck Index, 11th Edition, 5860.
  2. ^ Hartwig, Jürgen; Sommer, Herbert; Müller, Franz (2008). "Nematicides". Ullmann's Encyclopedia of Industrial Chemistry. doi:10.1002/14356007.a17_125.pub2. ISBN 978-3527306732.
  3. ^ 2000-2001 Pesticide Market Estimates Archived 2009-02-07 at the Wayback Machine, U.S. Environmental Protection Agency

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Metam sodium

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Metam sodium is an organosulfur compound with the formula CH3NHCS2Na. The compound is a sodium salt of a dithiocarbamate. The compound exists as a colorless...

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Herbicide

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include tomatoes, corn, soybeans, and strawberries. Soil fumigants like metam-sodium and dazomet are in use as preplant herbicides. Preemergence: Preemergence...

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Sacramento River

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tank car split open, spilling about 19,500 gallons of the pesticide metam sodium into the river. The chemical formed a stinking, bubbling, green glob...

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American Vanguard Corporation

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dichlorvos (DDVP), metam sodium, mevinphos, pentachloronitrobenzene (PCNB) and terbufos. In 1991, over 19,000 gallons of metam sodium manufactured by Amvac...

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List of environmental disasters

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000-gallon (72,000 L) tank railroad car containing the pesticide/herbicide metam sodium derails from a northbound Southern Pacific freight train, tumbling off...

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Anthrax

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for anthrax decontamination include methyl bromide, formaldehyde, and metam sodium. These agents destroy bacterial spores. All of the aforementioned anthrax...

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Carbon disulfide

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also a precursor to dithiocarbamates, which are used as drugs (e.g. Metam sodium) and rubber chemistry. It can be used in fumigation of airtight storage...

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Southern Pacific Transportation Company

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contents into the river – approximately 19,000 US gallons (72 m3) of metam sodium, a soil fumigant. Ultimately, over a million fish, and tens of thousands...

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List of American railroad accidents

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Sullivan, T. J. (March 5, 1992). "Atmospheric modeling of the July 1991 metam sodium spill into California's Upper Sacramento River". OSTI 5315811. {{cite...

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Agriculture in California

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while growers may use 1,3-D + chloropicrin, chloropicrin alone, metam sodium, or metam potassium. Note that MB+chloropicrin also provides an uncharacterized...

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Maneb

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Agency and approved by the European Parliament on January 13, 2009. Metam sodium - A related dithiocarbamate salt which is also used as a fungicide. Zineb...

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Bromomethane

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isothiocyanate is the breakdown product/a.i. of two applied products, metam sodium and granular dazomet. MITC does not redistribute through the soil as...

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Zineb

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features a pair of tetrahedral Zn centers bridged by one sulfur center. Metam sodium - A related dithiocarbamate salt which is also used as a fungicide. Maneb...

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John Froines

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assessments on a witch’s brew of toxins: Chloropicrin, methidathion, metam sodium, benzene, tobacco smoke, endosulfan, and many other pesticides and air...

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Clubroot

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occurrence of cabbage clubroot in already infected fields. Fumigation using metam sodium in a field containing diseased cabbages is yet another way to decrease...

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List of fungicides

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meptyldinocap [Wikidata] mercuric chloride mercuric oxide mercurous chloride metalaxyl metam metarylpicoxamid metazoxolon [Wikidata] metconazole [Wikidata] methasulfocarb [Wikidata]...

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Powdery scab

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additional decrease of early market yield. Pre-planting chemigation with metam sodium can reduce the propagules of the pathogen. Other common means of control...

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Pyrenochaeta terrestris

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onions are planted in fall after a summer fallow period. "Fumigation with metam sodium or chloropicrin can be effective against some strains of the fungus,...

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Migrant and Seasonal Agricultural Workers Protection Act of 1983

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but 13 percent are used in homes and gardens. Glyphosate atrazine, metam sodium, and acetochlor are the most commonly used active ingredients in the...

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Rosellinia bunodes

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Fungicide treatments usually include broad-spectrum approaches such as metam sodium, benzimidazoles, chlorophenyls, imidazole, morpholine, oxathiin, triazoles...

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Pesticide incidents in the San Joaquin Valley

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include DDT and organophosphates such as TEPP syntox, EPN, parthion, metam sodium, and methomyl. They can enter the human body through direct contact by...

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List of herbicides

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mefluidide [Wikidata] mesoprazine [Wikidata] mesosulfuron [Wikidata] mesotrione metam metamifop [Wikidata] metamitron metazachlor [Wikidata] metazosulfuron...

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California Proposition 65 list of chemicals

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Merphalan 531-76-0 Mestranol 72-33-3 Metam potassium 137-41-7 Methacycline hydrochloride 3963-95-9 Metham sodium 137-42-8 Methanol 67-56-1 Methazole 20354-26-1...

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Myrmekite

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typically with maximum dimensions less than 1 millimeter. The plagioclase is sodium-rich, usually albite or oligoclase. These quartz-plagioclase intergrowths...

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