Agent Name

Phosdrin

Alternative Name

Mevinphos

CAS Number

7786-34-7

Formula

C7-H13-O6-P

Major Category

Pesticides

Synonyms

(2-Methoxycarbonyl-1-methyl-vinyl)-dimethyl-fosfaat [Dutch]; (2-Methoxycarbonyl-1-methyl-vinyl)-dimethyl-phosphat [German]; (2-Metossicarbonil-1-metil-vinil)-dimetil-fosfato [Italian]; 1-Methoxycarbonyl-1-propen-2-yl dimethyl phosphate; 2-Butenoic acid, 3-((dimethoxyphosphinyl)oxy)-, methyl ester; 2-Carbomethoxy-1-methylvinyl dimethyl phosphate; 2-Carbomethoxy-1-propen-2-yl dimethyl phosphate; 2-Methoxycarbonyl-1-methylvinyl dimethyl phosphate; 3-((Dimethoxyphosphinyl)oxy)-2-butenoic acid methyl ester; 3-Hydroxycrotonic acid methyl ester dimethyl phosphate; CMDP; Compound 2046; Crotonic acid, 3-hydroxy-, methyl ester, dimethyl phosphate; Dimethyl (1-methoxycarboxypropen-2-yl)phosphate; Dimethyl 2-methoxycarbonyl-1-methylvinyl phosphate; Dimethyl methoxycarbonylpropenyl phosphate; Dimethyl phosphate of methyl 3-hydroxy-cis-crotonate; Dimethyl-1-carbomethoxy-1-propen-2-yl phosphate; Duraphos; Fosdrin; Gesfid; Meniphos; Menite; Methyl 3-((dimethoxyphosphinyl)oxy)-2-butenoate (9CI); Methyl 3-(dimethoxyphosphinoyloxy)but-2-enoate; Methyl 3-(dimethoxyphosphinyloxy)crotonate; Methyl 3-hydroxy-alpha-crotonate dimethyl phosphate; Methyl 3-hydroxycrotonate dimethyl phosphate ester (8CI); Methyl-3-hydroxy-alpha-crotonate, dimethyl phosphate ester; Mevinfos [Dutch]; Mevinphos; O,O-Dimethyl 1-carbomethoxy-1-propen-2-yl phosphate; O,O-Dimethyl O-(1-methyl-2-carboxyvinyl) phosphate; O,O-Dimethyl-O-(2-carbomethoxy-1-methylvinyl) phosphate; O,O-Dimethyl-O-2-methoxycarbonyl-1-methyl-vinyl-phosphat [German]; OS 2046; PD 5; PD 5 (pesticide); Phosfene; Phosphate de dimethyle et de 2-methoxycarbonyl-1 methylvinyle [French]; Phosphoric acid, (1-methoxycarboxypropen-2-yl) dimethyl ester; Phosphoric acid, dimethyl ester, ester with methyl 3-hydroxycrotonate; [ChemIDplus]

Category

Organophosphate Insecticides

Description

Pale-yellow to orange liquid with a weak odor; [NIOSH]

Sources/Uses

Used to kill insects on vegetables, alfalfa, fruits, and nuts; [HSDB]

Comments

It is applied 1-10 days before harvest; it dissipates quickly. [HSDB] Skin sensitization occurs rarely. [Kanerva, p. 1817]

Reference Link

EPA Pesticide Chemical Search

Exposure Assessment
BEI

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

Skin Designation (ACGIH)

Yes

TLV (ACGIH)

0.01 mg/m3, inhalable fraction and vapor

PEL (OSHA)

0.1 mg/m3

MAK

0.09 mg/m3

IDLH (NIOSH)

36 mg/m3

Vapor Pressure

0.003 mm Hg

Lethal Concentration

LC50 (rat) = 14 ppm/1h

Adverse Effects
Skin Sensitizer

Yes

Other Poison

Organophosphate

ACGIH Carcinogen

Not Classifiable

Links to Other NLM Databases
Health Studies

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Toxicity Information

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Chemical Information

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Biomedical References

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Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent:

Processes

Industrial Processes with risk of exposure: