Agent Name

Menazon

CAS Number

78-57-9

Formula

C6-H12-N5-O2-P-S2

Major Category

Pesticides

Synonyms

2,4-Diamino-6-dimethoxyphosphinothionylthiomethyl-s-triazine; 2-Dimethoxyphosphinothioylthiomethyl-4,6-diamino-s-triazine; 4,6-Diamino-1,3,5-triazin-2-ylmethyl O,O-dimethyl phosphorodithioate; Azidithion; Dithiophosphate de O,O-dimethyle et de S-((4,6-diamino-1,3,5-triazine-2-yl)-methyle) [French]; ENT 25,760; Menazon [ISO]; O,O-Dimethyl S-(4,6-diamino-1,3,5-triazin-2-yl)methyl phosphorodithioate; O,O-Dimethyl S-(4,6-diamino-1,3,5-triazin-2-yl)methyl phosphorothiolothionate; O,O-Dimethyl S-(4,6-diamino-1,3,5-triazinyl-2-methyl) dithiophosphate; O,O-Dimethyl S-(4,6-diamino-s-triazin-2-ylmethyl)phosphorodithioate; O,O-Dimethyl S-((4,6-diamino-s-triazin-2-yl)methyl) phosphorodithioate; PP175; Phosphorodithioic acid, S-((4,6-diamino-1,3,5-triazin-2-yl)methyl) O,O-dimethyl ester; Phosphorodithioic acid, S-((4,6-diamino-s-triazin-2-yl)methyl) O,O-dimethyl ester; R 15,175; S-((4,6-Diamino-1,3,5-triazin-2-yl)-methyl)-O,O-dimethyl-dithiofosfaat [Dutch]; S-((4,6-Diamino-1,3,5-triazin-2-yl)-methyl)-O,O-dimethyl-dithiophosphat [German]; S-((4,6-Diamino-1,3,5-triazin-2-yl)methyl)phosphorodithioic acid O,O-dimethyl ester; S-((4,6-Diamino-s-triazin-2-yl)methyl) O,O-dimethyl phosphorodithioate; S-((4,6-Diamino-s-triazin-2-yl)methyl) O,O-dimethylphosphorodithioate; S-((4,6-Diamino-s-triazin-2-yl)methyl)-O,O-dimethyl phosphorodithioate; S-(4,6-Diamino-1,3,5-triazin-2-ylmethyl) O,O-dimethyl phosphorodithioate; S-(4,6-Diamino-1,3,5-triazin-2-ylmethyl) dimethyl phosphorothiolothionate; Saiphos; Saphicol; Saphizon; Saphizon-DP; Sayfor; Sayfos; Sayphos; Syphos; s-Triazine-2-methanethiol, 4,6-diamino-, S-ester with O,O-dimethyl phosphorodithioate; s-Triazine-2-methanethiol, 4,6-diamino-, S-ester with O,O-dimethylphosphorodithioate; [ChemIDplus] UN2783

Category

Organophosphate Insecticides

Description

Off-white solid; [Hawley] Colorless solid; [HSDB]

Sources/Uses

Used as acaricide and insecticide; [Hawley] Not commercially registered in the US; Likely discontinued for pesticide use worldwide; [HSDB]

Comments

Very toxic cholinesterase inhibitor; [Hawley] No significant adverse effects observed in animal studies besides inhibition of cholinesterase activity; [HSDB]

Exposure Assessment
BEI

Cholinesterase activity in red cells = 70% of individual's baseline, sample time discretionary; [ACGIH]

Vapor Pressure

9.75E-7 mm Hg

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Organophosphorus pesticide, solid, toxic."

Adverse Effects
Other Poison

Organophosphate

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Health Studies

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Diseases

Occupational diseases associated with exposure to this agent:

Processes

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