Structural Formula Vector Image
Title: Naftalofos
CAS Registry Number: 1491-41-4
CAS Name: 2-[(Diethoxyphosphinyl)oxy]-1H-benz[de]isoquinoline-1,3(2H)-dione
Additional Names: N-hydroxynaphthalimide diethyl phosphate; O,O-diethyl O-naphthaloximide phosphate; naphthalophos; phthalophos
Manufacturers' Codes: Bay 9002; Bayer 25820; ENT-25567; S-940
Trademarks: Maretin (Bayer); Rametin (Bayer)
Molecular Formula: C16H16NO6P
Molecular Weight: 349.28
Percent Composition: C 55.02%, H 4.62%, N 4.01%, O 27.48%, P 8.87%
Literature References: Prepn: Lorenz, Wegler, DE 962608 and AT 193894 (both 1957 to Bayer).
Properties: Minute crystals. The commercial product has a brown to tan color. mp 174-179°. Practically insol in water. Sparingly sol in the usual organic solvents. Fairly sol in methylene chloride.
Melting point: mp 174-179°
Therap-Cat-Vet: Anthelmintic.

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