N-Methyl-2-pyrrolidone (cas 872-50-4) Molecular Structure

CAS No. 872-50-4 (N-Methyl-2-pyrrolidone )

Molecular Formula: C5H9 N OMolecular Weight: 99.1311

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References of N-Methyl-2-pyrrolidone cas 872-50-4

} Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
dog LD50 intravenous 63300ug/kg (63.3mg/kg) ? Iyakuhin Kenkyu. Study of Medical Supplies. Vol. 18, Pg. 922, 1987.
mouse LD50 intraperitoneal 3050mg/kg (3050mg/kg) ? United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. Vol. 8EHQ-1087-0695,
mouse LD50 intravenous 54500ug/kg (54.5mg/kg) ? Iyakuhin Kenkyu. Study of Medical Supplies. Vol. 18, Pg. 922, 1987.
mouse LD50 oral 5130mg/kg (5130mg/kg) ? United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. Vol. 8EHQ-1087-0695,
rabbit LD50 skin 8gm/kg (8000mg/kg) ? Raw Material Data Handbook, Vol.1: Organic Solvents, 1974. Vol. 1, Pg. 84, 1974.
rat LCLo inhalation 1gm/m3 (1000mg/m3) ? National Technical Information Service. Vol. OTS0534725,
rat LD50 intraperitoneal 2472mg/kg (2472mg/kg) ? Arzneimittel-Forschung. Drug Research. Vol. 26, Pg. 1581, 1976.
rat LD50 intravenous 80500ug/kg (80.5mg/kg) ? Iyakuhin Kenkyu. Study of Medical Supplies. Vol. 18, Pg. 922, 1987.
rat LD50 oral 3914mg/kg (3914mg/kg) ? Arzneimittel-Forschung. Drug Research. Vol. 26, Pg. 1581, 1976.
rat LD50 subcutaneous > 2gm/kg (2000mg/kg) ? United States Patent Document. Vol. #4882359,
rat LD50 unreported 7gm/kg (7000mg/kg) ? "Toxicology of Drugs and Chemicals," Deichmann, W.B., New York, Academic Press, Inc., 1969Vol. -, Pg. 408, 1969.

Safety

Poison by intravenous route. Moderately toxic by ingestion and intraperitoneal routes. Mildly toxic by skin contact. An experimental teratogen. Experimental reproductive effects. Mutation data reported. Combustible when exposed to heat, open flame, or powerful oxidizers. To fight fire, use foam, CO2, dry chemical. When heated to decomposition it emits toxic fumes of NOx.
Hazard Codes: ToxicT,IrritantXi
Safety Statements: 41
S41: In case of fire and / or explosion do not breathe fumes.
Risk Statements: 45-65-36/38?
R36/38: Irritating to eyes and skin.?
R45: May cause cancer.?
R65: Harmful: may cause lung damage if swallowed.