Malathion

• Formula: C₁₀H₁₉O₆PS₂
• Molecular weight: 330.358
• IUPAC Standard InChI: InChI=1S/C10H19O6PS2/c1-5-15-9(11)7-8(10(12)16-6-2)19-17(18,13-3)14-4/h8H,5-7H2,1-4H3 Copy

  
• IUPAC Standard InChIKey: JXSJBGJIGXNWCI-UHFFFAOYSA-N Copy
• CAS Registry Number: 121-75-5
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: Butanedioic acid, [(dimethoxyphosphinothioyl)thio]-, diethyl ester; Succinic acid, mercapto-, diethyl ester, S-ester with O,O-dimethyl phosphorodithioate; [(Dimethoxyphosphinothioyl)thio]butanedioic acid, diethyl ester; American Cyanamid 4,049; Carbetox; Carbofos; Carbophos; Compound 4049; Cythion; Ethiolacar; Etiol; ENT 17,034; Fosfothion; Fosfotion; Fyfanon; Insecticide No. 4049; Karbofos; Malafor; Malamar 50; Malaspray; Malathion E50; Malathion LV Concentrate; Malatol; Mercaptosuccinic acid diethyl ester, S-ester with O,O-dimethyl phosphorothioate; Mercaptothion; Moscarda; O,O-Dimethyl S-(1,2-dicarbethoxyethyl) dithiophosphate; Oleophosphothion; Ortho Malathion; Phosphothion; Prioderm; S-[1,2-Bis(carbethoxy)ethyl] O,O-dimethyl dithiophosphate; S-[1,2-Bis(ethoxycarbonyl)ethyl] O,O-dimethyl phosphorodithioate; Sadofos; Sadophos; Siptox I; Staeubol-Puder; Sumitox; SF 60; TM-4049; Zithiol; AC 26691; Carbethoxy malathion; Chemathion; Dicarboethoxyethyl O,O-dimethyl phosphorodithioate; Diethyl mercaptosuccinate, O,O-dimethyl dithiophosphate, S-ester; Diethyl mercaptosuccinate, O,O-dimethyl phosphorodithioate; Diethyl mercaptosuccinate, O,O-dimethyl thiophosphate; Diethyl mercaptosuccinic acid, S-ester of O,O-dimethyl phosphorodithioate; Diethyl 2-(dimethoxyphosphinothioylthio)succinate; Dithiophosphate de O,O-dimethyle et de S-(1,2-dicarboethoxyethyle); Emmatos; Emmatos extra; Experimental insecticide 4049; Formal; Four thousand forty-nine; Malagran; Malakill; Malamar; Malaphos; Malathione; Malathon; Malation; Malatox; Malphos; MLT; NCI-C00215; O,O-Dimethyl dithiophosphate diethylmercaptosuccinate; O,O-Dimethyl S-(1,2-dicarbethoxyethyl) phosphorodithioate; O,O-Dimethyl S-(1,2-dicarbethoxyethyl) thiothionophosphate; O,O-Dimethyl S-1,2-di(ethoxycarbamyl)ethyl phosphorothioate; O,O-Dimethyl-S-1,2-dikarbetoxylethylditiofosfat; S-(1,2-Bis(aethoxy-carbonyl)-aethyl)-O,O-dimethyl-dithiophasphat; S-(1,2-Bis(ethoxy-carbonyl)-ethyl)-O,O-dimethyl-dithiofosfaat; S-(1,2-Bis(etossi-carbonil)-etil)-O,O-dimetil-ditiofosfato; S-(1,2-Dicarbethoxyethyl) O,O-dimethyl phosphorodithioate; S-1,2-Bis(ethoxycarbonyl)ethyl-O,O-dimethyl thiophosphate; Taskil; 1,2-Di(ethoxycarbonyl)ethyl O,O-dimethyl phosphordithioate; Calmathion; Carbetovur; Celthion; Cimexan; Detmol MA; S-(1,2-Dicarbethoxyethyl) O,O-dimethyldithiophosphate; 1,2-Di(ethoxycarbonyl)ethyl O,O-dimethyl phosphorodithioate; S-(1,2-Di(ethoxycarbonyl)ethyl) dimethyl phosphorothiolothionate; Diethyl (dimethoxyphosphinothioylthio) butanedioate; Diethyl (dimethoxyphosphinothioylthio)succinate; Diethyl mercaptosuccinate S-ester with O,O-dimethyl phosphorodithioate; Diethyl mercaptosuccinic acid O,O-dimethyl phosphorodithioate; O,O-Dimethyl S-1,2-di(ethoxycarbamyl)ethyl phosphorodithioate; O,O-Dwumetylo-S-1,2-bis(karboetoksyetylo)-dwutiofosforan; EL 4049; Extermathion; Forthion; Fosfotion 550; Hilthion; Hilthion 25WDP; Kop-thion; Kypfos; Latka 4049; Malacide; Malaphele; Malasol; Malathiozoo; Maldison; Malmed; Maltox; Maltox MLT; Mercaptosuccinic acid diethyl ester; Mercaptotion; NA 2783; OMS 1; Sadofos 30; TAK; Vegfru malatox; Vetiol; Cleensheen; Derbac-M; Diethyl [(dimethoxyphosphinothoiyl)thio]butanedioate; O,O-Dimethyl-S-(1,2-di(ethoxycarbonyl)ethyl) phosphorodithioate; Organoderm; Suleo M; Gammaxine; Ovide; Radotion; Malataf; Malathion ULV; Malathyl; Malathyne; (dl) malathion
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• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • Henry's Law data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • Gas Chromatography
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Phase change data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Witschonke, 1954
Witschonke, C.R., Freezing point and purity data for some organic compounds, Anal. Chem., 1954, 26, 562-4. [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Notes

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• Symbols used in this document:
  

  Tfus	Fusion (melting) point
  ΔvapH°	Enthalpy of vaporization at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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