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445177

Sigma-Aldrich

O,O-Diethyl thiophosphate potassium salt

98%

Synonym(s):

Potassium O,O-diethyl phosphorothioate, Potassium O,O-diethylthiophosphate, Potassium di-O-ethyl phosphorothioate, Potassium diethyl thiophosphate

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About This Item

Linear Formula:
(C2H5O)2P(O)SK
CAS Number:
5871-17-0
Molecular Weight:
208.26
MDL number:
MFCD00674011
UNSPSC Code:
12352100
PubChem Substance ID:
24868163
NACRES:
NA.22

Quality Level

100

Assay

98%

form

solid

mp

180-186 °C (lit.)

SMILES string

[K+].CCOP([O-])(=S)OCC

InChI

1S/C4H11O3PS.K/c1-3-6-8(5,9)7-4-2;/h3-4H2,1-2H3,(H,5,9);/q;+1/p-1

InChI key

OVJCAYMARFNMQB-UHFFFAOYSA-M

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
0000363175
0000312788
0000359404
0000363175
0000359404

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Jialong Jie et al.
Nucleic acids research, 47(22), 11514-11526 (2019-11-15)
Phosphorothioate (PS) modifications naturally appear in bacteria and archaea genome and are widely used as antisense strategy in gene therapy. But the chemical effects of PS introduction as a redox active site into DNA (S-DNA) is still poorly understood. Herein
J Fukal et al.
Physical chemistry chemical physics : PCCP, 21(19), 9924-9934 (2019-05-01)
Structural interpretation of the 31P NMR shifts measured in O,O-diethyl thiophosphate (PT), 5,5-dimethyl-2-mercapto-1,3,2-dioxaphosphorinane 2-oxide (cPT), diethylphosphate (P) and 5,5-dimethyl-2-hydroxy-1,3,2-dioxaphosphinane 2-oxide (cP) was obtained by means of theoretical calculations including the effects of geometry, molecular dynamics, and solvent, relativistic effects and
D Koutroulakis et al.
Reproductive toxicology (Elmsford, N.Y.), 46, 98-105 (2014-04-02)
The aim of this study was to evaluate fetal exposure to organophosphate pesticides (OPs) by measuring their non-specific dialkyl-phosphate metabolites (DAPs) in amniotic fluid (AF), and to examine the potential association between prenatal exposure and fetal growth. AF samples were
Personnel exposure to diazinon in a supervised pest eradication program.
C P Weisskopf et al.
Archives of environmental contamination and toxicology, 17(2), 201-212 (1988-03-01)
V Drevenkar et al.
Chemico-biological interactions, 87(1-3), 315-322 (1993-06-01)
Concentrations of parent pesticide and corresponding diethylphosphorus metabolites in blood serum and urine were investigated in persons who had ingested a concentrated solution of organophosphorus pesticide chlorpyrifos. The organophosphate poisoning was indicated by a significant depression of blood cholinesterase (EC
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