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USP

Malathion

United States Pharmacopeia (USP) Reference Standard

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About This Item

Empirical Formula (Hill Notation):
C10H19O6PS2
CAS Number:
121-75-5
Molecular Weight:
330.36
Beilstein:
1804525
MDL number:
MFCD00036233
UNSPSC Code:
41116107
PubChem Substance ID:
329750310
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

malathion

manufacturer/tradename

USP

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

SMILES string

CCOC(=O)CC(SP(=S)(OC)OC)C(=O)OCC

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

InChI key

JXSJBGJIGXNWCI-UHFFFAOYSA-N

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General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Malathion USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monographs such as:
  • Malathion Lotion

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Other Notes

Sales restrictions may apply.

Pictograms

Exclamation markEnvironment
GHS07,GHS09

Signal Word

Warning

Hazard Statements

H302,H317,H410

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Skin Sens. 1

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Baljinder Singh et al.
Critical reviews in microbiology, 40(2), 146-154 (2013-02-28)
Organophosphorus pesticide, malathion, is used in public health, residential, and agricultural settings worldwide to control the pest population. It is proven that exposure to malathion produce toxic effects in humans and other mammals. Due to high toxicity, studies are going
P Flessel et al.
Environmental and molecular mutagenesis, 22(1), 7-17 (1993-01-01)
Mammalian in vivo and in vitro studies of technical or commercial grade malathion and its metabolite malaoxon show a pattern of induction of chromosome damage, as measured by chromosome aberrations, sister chromatid exchanges, and micronuclei. Experiments with purified (> 99%)
D L Sudakin et al.
Journal of toxicology. Clinical toxicology, 38(1), 47-50 (2000-03-04)
A 33-year-old female ingested an unknown quantity of malathion in a suicide attempt. Cholinergic signs consistent with severe organ, phosphate intoxication developed and were treated within 6 hours of ingestion. Intravenous atropine and a continuous infusion of pralidoxime (400 mg/h)
Droplet size characterization of three aerial malathion spray programs.
T Younglove et al.
Bulletin of environmental contamination and toxicology, 53(4), 493-500 (1994-10-01)
Shereene Idriss et al.
Journal of drugs in dermatology : JDD, 8(8), 715-720 (2009-08-12)
Malathion is an under-recognized and under-utilized therapy for head lice and scabies largely due to misperceptions about its safety profile. Specifically, its pure form as it exists in pharmaceutical preparations is non-toxic to humans in the low doses available. While
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