Skip to Content
Merck
CN

PS641

Oxydemeton-methyl

analytical standard

Synonym(s):

Demeton-S-methyl sulfoxide, S-[2-(Ethylsulfinyl)ethyl] O,O-dimethyl phosphorothioate, Methyl oxydemeton

Sign In to View Organizational & Contract Pricing.

Select a Size


About This Item

Empirical Formula (Hill Notation):
C6H15O4PS2
CAS Number:
Molecular Weight:
246.28
UNSPSC Code:
41116107
EC Number:
206-110-7
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

InChI key

PMCVMORKVPSKHZ-UHFFFAOYSA-N

InChI

1S/C6H15O4PS2/c1-4-13(8)6-5-12-11(7,9-2)10-3/h4-6H2,1-3H3

grade

analytical standard

packaging

ampule of 50 mg

manufacturer/tradename

Chem Service, Inc. PS-641

application(s)

agriculture
environmental

storage temp.

2-8°C

General description

Oxydemeton-methyl is an organophosphorus pesticide primarily used for the control of pests in a wide variety of crops. Its mode of action involves the inhibition of cholinesterase enzyme activity.

Application

Oxydemeton-methyl may be used as a reference standard for the determination of oxydemeton-methyl in aqueous samples by direct injection using liquid chromatography coupled with tandem mass spectrometry.

Other Notes

This product has a 6 month shelf life from date of manufacture. We provide the newest lot available.

pictograms

Skull and crossbonesEnvironment

signalword

Danger

Hazard Classifications

Acute Tox. 2 Dermal - Acute Tox. 2 Oral - Aquatic Acute 1

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Regulatory Information

新产品
This item has

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our Documents section.

If you need assistance, please contact Customer Support

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

H Thiermann et al.
Human & experimental toxicology, 16(8), 473-480 (1997-08-01)
1 The effectiveness of oxime therapy in organophosphate poisoning is still a matter of debate. It appears, however, that the often cited ineffectiveness of oximes may be due to inappropriate dosing. By virtue of in vitro findings and theoretical considerations
D K Kansal et al.
Indian journal of physiology and pharmacology, 44(1), 57-63 (2000-08-05)
Oxydemeton-methyl, an organophosphate insecticide and acaricide produced decrease in the exploratory behaviour and prolongation of barbitone sodium-induced hypnosis after intermittent aerosol spray inhalational exposure for 1 h in rats compared to the saline control group. Further, CD50 +/- S.E.M. value
S Kleinschmidt et al.
Anasthesiologie, Intensivmedizin, Notfallmedizin, Schmerztherapie : AINS, 29(4), 248-251 (1994-06-01)
We report on a 52-year old woman who had taken an unknown dose of the organophosphate insecticide Metasystox R with suicidal intention. Ingestion was followed by cardio-respiratory failure. After successful cardio-pulmonary resuscitation, main therapeutic principles were the immediate application of
Determination of polar organophosphorus pesticides in aqueous samples by direct injection using liquid chromatography-tandem mass spectrometry.
Ingelse BA, et al.
Journal of Chromatography A, 918(1), 67-78 (2001)
D R Lenselink et al.
Teratology, 48(3), 207-211 (1993-09-01)
The teratogenic potential of oxydemeton-methyl (ODM) was investigated using a stage specific localized topical method of application to the stage 12 chick embryo. A dose of 0.01, 0.05, 0.10, 0.50, 1.0, or 2.0 mg/embryo was applied to the vitelline membrane

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service