ChemicalBook--->CAS DataBase List--->1491-41-4

1491-41-4

1491-41-4 Structure

1491-41-4 Structure
IdentificationMore
[Name]

Naftalofos
[CAS]

1491-41-4
[Synonyms]

NAFTALOFOS
NAPHTHALOPHOS
2-((diethoxyphosphinyl)oxy)-1h-benz(de)isoquinoline-3(2h)-dione
b-9002
bayer25820
bayer9002
bayers940
chemagrob-9002
e9002
ent25,567
maretin
n-hydroxy-naphthalimiddiethylphosphate
n-hydroxynaphthylimidediethylphosphate
o,o-diethyln-hydroxynaphthalimidephosphate
phosphoricacid,diethylester,naphthalimidoderiv.
phosphoricacid,diethylester,n-naphthalimidederiv.
phtalophos
rametin
rawetin
diethyl naphthalene-1,8-dicarboximidooxyphosphonate
[EINECS(EC#)]

216-078-6
[Molecular Formula]

C16H16NO6P
[MDL Number]

MFCD00864515
[Molecular Weight]

349.28
[MOL File]

1491-41-4.mol
Chemical PropertiesBack Directory
[Melting point ]

174-179°
[storage temp. ]

0-6°C
[solubility ]

DMSO (Slightly), Ethyl Acetate (Slightly)
[Boiling point ]

487.3±28.0 °C(Predicted)
[density ]

1.41±0.1 g/cm3(Predicted)
[form ]

solid
[CAS DataBase Reference]

1491-41-4(CAS DataBase Reference)
[EPA Substance Registry System]

1491-41-4(EPA Substance)
Safety DataBack Directory
[Hazard Codes ]

T
[Risk Statements ]

R24/25:Toxic in contact with skin and if swallowed .
[Safety Statements ]

S36/37:Wear suitable protective clothing and gloves .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
[RIDADR ]

2783
[WGK Germany ]

3
[RTECS ]

QK5775000
[HazardClass ]

6.1(b)
[PackingGroup ]

III
[Toxicity]

chicken,LD50,oral,43300ug/kg (43.3mg/kg),PERIPHERAL NERVE AND SENSATION: FLACCID PARALYSIS WITHOUT ANESTHESIA (USUALLY NEUROMUSCULAR BLOCKAGE)BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLDBEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY),Toxicology and Applied Pharmacology. Vol. 11, Pg. 49, 1967.
Hazard InformationBack Directory
[Uses]

Anthelmintic(veterinary).
[Definition]

ChEBI: Naftalofos is an organic heterotricyclic compound. It has a role as an anthelminthic drug.
[Brand name]

Maretin (Bayer Animal Health).
[Mechanism of action]

Acetylcholinesterase (AChE) inhibitor.
[Synthesis]

Naftalofos is synthesised through a multi-step chemical process that begins with the preparation of O-ethyl phenylphosphonothioic acid, which serves as the phosphorus-containing core. This intermediate is then reacted with 2-naphthol, a hydroxylated aromatic compound, via esterification, forming the characteristic O-naphthyl linkage. After the coupling step, the crude product undergoes purification to isolate.
[Pesticide Type]

Insecticide; Veterinary substance
Well-known Reagent Company Product InformationBack Directory
[Sigma Aldrich]

1491-41-4(sigmaaldrich)
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