Merck
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32931

Supelco

Vamidothion solution

100 μg/mL in acetonitrile, PESTANAL®, analytical standard

Synonym(s):
O,O-Dimethyl S-[2-(1-methyl-2-methylamino-2-oxoethylthio)ethyl] phosphorothioate
Empirical Formula (Hill Notation):
C8H18NO4PS2
CAS Number:
Molecular Weight:
287.34
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.24

grade

analytical standard

Quality Level

product line

PESTANAL®

shelf life

limited shelf life, expiry date on the label

concentration

100 μg/mL in acetonitrile

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

application(s)

agriculture

format

single component solution

storage temp.

2-8°C

SMILES string

CNC(=O)C(C)SCCSP(=O)(OC)OC

InChI

1S/C8H18NO4PS2/c1-7(8(10)9-2)15-5-6-16-14(11,12-3)13-4/h7H,5-6H2,1-4H3,(H,9,10)

InChI key

LESVOLZBIFDZGS-UHFFFAOYSA-N

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Vamidothion solution 100 μg/mL in acetonitrile, PESTANAL®, analytical standard

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Isofenphos solution

grade

analytical standard

grade

analytical standard

grade

analytical standard

grade

analytical standard

product line

PESTANAL®

product line

PESTANAL®

product line

PESTANAL®

product line

PESTANAL®

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

format

single component solution

format

single component solution

format

neat

format

single component solution

shelf life

limited shelf life, expiry date on the label

shelf life

limited shelf life, expiry date on the label

shelf life

limited shelf life, expiry date on the label

shelf life

limited shelf life, expiry date on the label

concentration

100 μg/mL in acetonitrile

concentration

100 μg/mL in cyclohexane

concentration

~80% in xylene

concentration

100 μg/mL in acetonitrile

General description

Vamidothion belongs to the class of organophosphorus pesticides (OPs) which act as cholinesterase inhibitors and are utilized for protection of crops against spiders, mites, aphids, beetles, caterpillars, etc.

Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.
Vamidothion may be used as an analytical reference standard for the determination of the analyte in:
  • Aqueous samples by direct injection using liquid chromatography–tandem mass spectrometry (LC-MS/MS) as well as hydrophilic interaction liquid chromatography (HILIC) with MS/MS.
  • Biological samples by gas chromatography in conjunction with mass-selective detection (GC-MSD).

Legal Information

PESTANAL is a registered trademark of Sigma-Aldrich International GmbH

Pictograms

FlameExclamation mark

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

35.6 °F - closed cup

Flash Point(C)

2 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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