Difference between revisions of "Parathion"

Latest revision as of 13:34, 17 October 2022

Mass spectrum of parathion

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.

FTIR

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
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

@@ Line 1: / Line 1: @@
-[[File:parathionir.jpg|thumb|Infrared spectrum of parathion]]
+[[File:parathionms.jpg|thumb|Mass spectrum of parathion]]
 == Description ==
-A highly toxic organic phosphate [http://cameo.mfa.org/materials/fullrecord.asp?name=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.
+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 ==
 O,O-diethyl-O,p-nitrophenyl phosphorothioate; ethyl parathion; O,O-diethyl-p-nitrophenyl thiophosphate; AATP; Niran; Penncap-E
-[[File:parathionms.jpg|thumb|Mass spectrum of parathion]]
+== Risks ==
-== Other Properties ==
+* 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.
@@ Line 22: / Line 27: @@
 |-
 ! scope="row"| Melting Point
-| 6
+| 6 C
 |-
 ! scope="row"| Density
-| 1.26
+| 1.26 g/ml
 |-
 ! scope="row"| Molecular Weight
@@ Line 34: / Line 39: @@
 |-
 ! scope="row"| Boiling Point
-| 375
+| 375 C
 |}
-== Hazards and Safety ==
+==Resources and Citations==
-Highly toxic by skin contact, inhalation or ingestion.
-Flammable.  Flash point = 120-160 C.
-LINK: [http://www.cdc.gov/niosh/ipcsneng/neng0006.html International Chemical Safety Card]
-== Authority ==
-* ''Encyclopedia Britannica'', ''Encyclopedia Britannica'', http://www.britannica.com  Comment: [http://cameo.mfa.org/materials/HTTP: eb www.britannica.com article?idxref= parathion]"  [Accessed March 26, 2002].
-* Martha Windholz (ed.), ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983  Comment: entry 6897
+* ''Encyclopedia Britannica'', http://www.britannica.com  Comment:parathion  [Accessed March 26, 2002].
-* ''Encyclopedia Britannica'', ''Encyclopedia Britannica'', http://www.britannica.com  Comment: www.britannica.com "parathion"  [Accessed March 26, 2002].
+* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983  Comment: entry 6897
 [[Category:Materials database]]