C16H20O6P2S3
466.5 g/mol
AgrochemicalDanger
Temephos
CAS3383-96-8EC222-191-1
Category
Agrochemical
Compound Class
Other
Primary Use
larvicide for mosquitoes and black flies
Temephos is an organophosphate insecticide used primarily to control larval stages of mosquitoes and black flies. It appears as a white crystalline solid or liquid above 87 °F, and the technical grade is a viscous brown liquid.
larvicide for mosquitoes and black fliescontrol of midge larvae in lakes, ponds, and wetlandscontrol of fleas on dogs and cats and lice on humans
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Reading
Safety Reference
Danger
H302Harmful if swallowed
H311Toxic in contact with skin
H312Harmful in contact with skin
H332Harmful if inhaled
H372Causes damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H320Causes eye irritation
H371May cause damage to organs
H303May be harmful if swallowed
H316Causes mild skin irritation
Customs Tariff Classification
The international HS code for Temephos (CAS 3383-96-8) is 2930.90.
HS code (international, 6-digit)
2930.90
EU CN code (8-digit)
2930 90 95
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
[4-(4-dimethoxyphosphinothioyloxyphenyl)sulfanylphenoxy]-dimethoxy-sulfanylidene-lambda5-phosphane
InChIKey
WWJZWCUNLNYYAU-UHFFFAOYSA-N
SMILES
COP(=S)(OC)OC1=CC=C(C=C1)SC2=CC=C(C=C2)OP(=S)(OC)OC
Synonyms (67)
- ABATE
- MOSQ
- Temefos (USAN/INN)
- Temefosum [INN-Latin]
- Abaphos
- Abat
- Abate 4-E
- Abate(R)
- Abathion
- American cyanamid AC 52,160
- American cyanamid CL-52160
- American cyanamid E.I. 52,160
- Azai-ss
- Biothion
- Biothon
- Bithion
- Difenphos
- Difenthos
- Difos
- Diphos (pesticide)
- ENT 27,165
- Ecopro 1707
- Lavifos
- Lypor
- Nephis
- Nephis 1G
- Nimitex
- Nimitox
- Procida
- Swebat
- Swebate
- TEMEFOS [MART.]
- Temefos
- Temefosum
- Temephos, PESTANAL(R)
- Temophos
- Tetrafenphos
- temephos
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