Methomyl
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CAS
16752-77-5
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CH3C(SCH3)NOC(O)NHCH3
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RTECS
AK2975000
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Synonyms & Trade Names
Lannate®; Methyl N-((methylamino)carbonyl)oxy)ethanimidothioate; S-Methyl-N-(methylcarbamoyloxy)thioacetimidate
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DOT ID & Guide
2757 / 151 (carbamate pesticide, solid, toxic)
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Exposure
Limits
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NIOSH REL: TWA 2.5 mg/m3
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OSHA PEL†: none
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IDLH
N.D.
See: IDLH INDEX
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Conversion
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Physical Description
White, crystalline solid with a slight, sulfur-like odor. [insecticide]
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MW: 162.2
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BP: ?
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MLT: 172°F
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Sol(77°F): 6%
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VP(77°F): 0.00005 mmHg
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IP: ?
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Sp.Gr(75°F): 1.29
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Fl.P: NA
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UEL: NA
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LEL: NA
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Noncombustible Solid, but may be dissolved in flammable liquids.
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Incompatibilities & Reactivities
Strong bases
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Measurement Methods
NIOSH 5601
See: NMAM or OSHA Methods |
Personal Protection & Sanitation (See protection)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated
Remove: When wet or contaminated
Change: Daily
Provide: Quick drench
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First Aid (See procedures)
Eye: Irrigate immediately
Skin: Water flush immediately
Breathing: Respiratory support
Swallow: Medical attention immediately
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Respirator Recommendations
Not available.
Important additional information about respirator selection
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Exposure Routes
inhalation, ingestion, skin and/or eye contact
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Symptoms
Irritation eyes; blurred vision, miosis; salivation; abdominal cramps, nausea, vomiting; dyspnea (breathing difficulty); lassitude (weakness, exhaustion), muscle twitching; liver, kidney damage
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Target Organs
Eyes, respiratory system, central nervous system, cardiovascular system, liver, kidneys, blood cholinesterase
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See also: INTRODUCTION
See ICSC CARD: 0177 |
