Structural Formula Vector Image
Title: Menazon
CAS Registry Number: 78-57-9
CAS Name: S-[(4,6-Diamino-1,3,5-triazin-2-yl)methyl]phosphorodithioic acid O,O-dimethyl ester
Additional Names: S-[(4,6-diamino-s-triazin-2-yl)methyl] O,O-dimethyl phosphorodithioate; O,O-dimethyl S-[(4,6-diamino-s-triazin-2-yl)methyl] phosphorodithioate; 2-dimethoxyphosphinothioylthiomethyl-4,6-diamino-s-triazine
Manufacturers' Codes: ENT-25760; PP-175
Trademarks: Saphicol; Saphizon-DP; Sayfos (Chipman)
Molecular Formula: C6H12N5O2PS2
Molecular Weight: 281.30
Percent Composition: C 25.62%, H 4.30%, N 24.90%, O 11.38%, P 11.01%, S 22.80%
Literature References: Prepn: Calderbank et al., DE 1118789 corresp to US 3169964 (1961, 1965 both to I.C.I.). Activity: eidem, Chem. Ind. (London) 1961, 630. Toxicity: T. B. Gaines, Toxicol. Appl. Pharmacol. 14, 515 (1969).
Properties: Crystals, dec 160-162°, mp 164-166°. Vapor press. at 25°: 1´106 mm Hg. Low solubility in water and organic solvents. LD50 orally in male, female rats: 1020, 1450 mg/kg (Gaines).
Melting point: mp 164-166°
Toxicity data: LD50 orally in male, female rats: 1020, 1450 mg/kg (Gaines)
CAUTION: Cholinesterase inhibitor.
Use: Insecticide; acaricide.
Status: This monograph has been retired and is no longer subject to revision or update.

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