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Merck
CN

31526

Temephos

PESTANAL®, analytical standard

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About This Item

Empirical Formula (Hill Notation):
C16H20O6P2S3
CAS Number:
3383-96-8
Molecular Weight:
466.47
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329753797
EC Number:
222-191-1
Beilstein/REAXYS Number:
1896901
MDL number:
MFCD00128034

Key Documents

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Product Name

Temephos, PESTANAL®, analytical standard

Quality Level

100

InChI

1S/C16H20O6P2S3/c1-17-23(25,18-2)21-13-5-9-15(10-6-13)27-16-11-7-14(8-12-16)22-24(26,19-3)20-4/h5-12H,1-4H3

InChI key

WWJZWCUNLNYYAU-UHFFFAOYSA-N

SMILES string

COP(=S)(OC)Oc1ccc(Sc2ccc(OP(=S)(OC)OC)cc2)cc1

grade

analytical standard

product line

PESTANAL®

form

liquid

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

application(s)

agriculture
environmental

format

neat

storage temp.

−20°C

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Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.
Temephos may be used as standard in its identification in water samples using LC–DAD and LC–APCI.

General description

Temephos is an organophosphate mostly used as a larvicide.

Legal Information

PESTANAL is a registered trademark of Merck KGaA, Darmstadt, Germany

pictograms

Skull and crossbonesEnvironment
GHS06,GHS09

signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Faceshields, Gloves

Regulatory Information

农药列管产品
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Certificates of Analysis (COA)

Lot/Batch Number
BCCJ7919
BCCB8696
BCBW9521
BCBV2878
BCBT8354

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Resistance to the organophosphate temephos: mechanisms, evolution and reversion in an Aedes aegypti laboratory strain from Brazil.
Melo-Santos MA
Acta Tropica, 113(2), 180-189 (2010)
Identification of fenthion and temephos and their transformation products in water by high-performance liquid chromatography with diode array detection and atmospheric pressure chemical ionization mass spectrometric detection.
Lacorte, Si'lvia, et al.
Journal of Chromatography A, 777.1, 99-114 (1997)
J A Bisset et al.
Medical and veterinary entomology, 25(3), 233-239 (2011-04-20)
Aedes aegypti (L.) (Diptera: Culicidae) control programmes in Cuba rely on the application of the organophosphate temephos for larval control. Hence, the monitoring of resistance to this insecticide is an essential component of such programmes. Here, 15 field populations from
Dennis A Infante-Rodríguez et al.
Journal of medical entomology, 48(3), 570-576 (2011-06-15)
Spinosad is a naturally derived insecticide that has shown potential as a mosquito larvicide. To determine the activity of spinosad against blackflies, late-instar larvae from a community comprising Simulium triittatum (63.6%) and seven other species, including three known vectors of
Thiago Affonso Belinato et al.
Memorias do Instituto Oswaldo Cruz, 107(7), 916-922 (2012-11-14)
In Brazil, decades of dengue vector control using organophosphates and pyrethroids have led to dissemination of resistance. Although these insecticides have been employed for decades against Aedes aegypti in the country, knowledge of the impact of temephos resistance on vector
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