Difference between revisions of "Parathion"
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== Description == | == Description == | ||
− | A highly toxic organic phosphate [ | + | A highly toxic organic phosphate [[insecticide|insecticide]]. Parathion was introduced in 1947. The pale yellow liquid acts as a cholinesterase inhibitor. It interrupts the function of the central nervous system and causes death by respiratory failure. |
− | + | [[[SliderGallery rightalign|parathionir.jpg~FTIR]]] | |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
O,O-diethyl-O,p-nitrophenyl phosphorothioate; ethyl parathion; O,O-diethyl-p-nitrophenyl thiophosphate; AATP; Niran; Penncap-E | O,O-diethyl-O,p-nitrophenyl phosphorothioate; ethyl parathion; O,O-diethyl-p-nitrophenyl thiophosphate; AATP; Niran; Penncap-E | ||
− | [ | + | == Risks == |
+ | |||
+ | * Highly toxic by skin contact, inhalation or ingestion. | ||
+ | * Flammable. Flash point = 120-160 C. | ||
+ | * NIH: [https://pubchem.ncbi.nlm.nih.gov/compound/parathion Compound summary] | ||
− | == | + | ==Physical and Chemical Properties== |
Soluble in ester, alcohols, ketones, ethers, aromatic hydrocarbons, oils. Slightly soluble in water. Insoluble in petroleum ether, kerosene. | Soluble in ester, alcohols, ketones, ethers, aromatic hydrocarbons, oils. Slightly soluble in water. Insoluble in petroleum ether, kerosene. | ||
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! scope="row"| Melting Point | ! scope="row"| Melting Point | ||
− | | 6 | + | | 6 C |
|- | |- | ||
! scope="row"| Density | ! scope="row"| Density | ||
− | | 1.26 | + | | 1.26 g/ml |
|- | |- | ||
! scope="row"| Molecular Weight | ! scope="row"| Molecular Weight | ||
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|- | |- | ||
! scope="row"| Boiling Point | ! scope="row"| Boiling Point | ||
− | | 375 | + | | 375 C |
|} | |} | ||
− | == | + | ==Resources and Citations== |
− | + | * ''Encyclopedia Britannica'', http://www.britannica.com Comment:parathion [Accessed March 26, 2002]. | |
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− | * ''Encyclopedia Britannica'', http://www.britannica.com Comment: | ||
* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 6897 | * ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 6897 | ||
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[[Category:Materials database]] | [[Category:Materials database]] |
Latest revision as of 13:34, 17 October 2022
Description
A highly toxic organic phosphate Insecticide. Parathion was introduced in 1947. The pale yellow liquid acts as a cholinesterase inhibitor. It interrupts the function of the central nervous system and causes death by respiratory failure.
Synonyms and Related Terms
O,O-diethyl-O,p-nitrophenyl phosphorothioate; ethyl parathion; O,O-diethyl-p-nitrophenyl thiophosphate; AATP; Niran; Penncap-E
Risks
- Highly toxic by skin contact, inhalation or ingestion.
- Flammable. Flash point = 120-160 C.
- NIH: Compound summary
Physical and Chemical Properties
Soluble in ester, alcohols, ketones, ethers, aromatic hydrocarbons, oils. Slightly soluble in water. Insoluble in petroleum ether, kerosene.
Composition | (C2H5O)2P(S)OC6H4NO2 |
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CAS | 56-38-2 |
Melting Point | 6 C |
Density | 1.26 g/ml |
Molecular Weight | mol. wt. = 291.27 |
Refractive Index | 1.5367 |
Boiling Point | 375 C |
Resources and Citations
- Encyclopedia Britannica, http://www.britannica.com Comment:parathion [Accessed March 26, 2002].
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 6897