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N-Methyl-2-pyrrolidone cas no:872-50-4

Synonyms: 1-Methyl-2-pyrrolidinone;1-Methyl-5-pyrrolidinone; 1-Methylazacyclopentan-2-one; 1-Methylpyrrolidone;AgsolEx 1; M-Pyrol; Microposit 2001; N 0131; N-Methyl-2-ketopyrrolidine;N-Methyl-2-pyrrolidinone; N-Methyl-2-pyrrolidone; N-Methyl-a-pyrrolidinone; N-Methyl-a-pyrrolidone; N-Methyl-g-butyrolactam; N-Methylbutyrolactam; N-Methylpyrrolidone;NMP; NSC 4594; Pharmasolve; Pyrol M; SL 1332

Identification
NameN-Methyl-2-pyrrolidone
CAS872-50-4
Synonyms1-Methyl-2-pyrrolidinone;1-Methyl-5-pyrrolidinone; 1-Methylazacyclopentan-2-one; 1-Methylpyrrolidone;AgsolEx 1; M-Pyrol; Microposit 2001; N 0131; N-Methyl-2-ketopyrrolidine;N-Methyl-2-pyrrolidinone; N-Methyl-2-pyrrolidone; N-Methyl-a-pyrrolidinone; N-Methyl-a-pyrrolidone; N-Methyl-g-butyrolactam; N-Methylbutyrolactam; N-Methylpyrrolidone;NMP; NSC 4594; Pharmasolve; Pyrol M; SL 1332
EINECS(EC#)212-828-1
Molecular FormulaC5H9 N O
Molecular Weight99.1311
Chemical Properties
Appearancecolourless or light yellow liquid with an amine odour
refractive indexn20/D 1.479
storage temp2-8°C
Sensitive Hygroscopic
Safety Data

Hazard Xi:Irritant
Risk R36/38
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.


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.

supplier list

Byelen Chemicals Co., Ltd.
Tel:+86-(21)-5836-0125-, 5836-0126
Address: Rm 804, Sino Life Tower,707 Zhangyang Road,Pudong New Area, Shanghai 200120,
Jiangsu Yonghua Fine Chemical Co., Ltd.
Tel:+86-(512)-5254-6988
Address:
Shanghai Jiubang Chemical Co., Ltd.
Tel:+86-(21)-36031288, 66303673
Address: Wenshui Road 301 D113 Rooms, Shanghai 200072,
Tianjin Boai NKY International Ltd.
Tel:+86-(22)-58316066
Address: Suites 1808-9 Guohua-Bldg., N0.857 Dagu-Nan Road, Hexi District, Tianjin,
Brenntag Management GmbH
Tel:+49-(208)-7828-0
Address: Stinnes-Platz 1, Mulheim D-45472,
EMD Chemicals Inc.
Tel:+1-(856)-423-6300
Address: 480 S. Democrat Road, Gibbstown, New Jersey 08027,
General Chemical Corporation
Tel:+1-(973)-515-0900
Address: 90 East Halsey Road, Parsippany, New Jersey 07054,
Lab Express International Inc.
Tel:+1-(973)-227-1700
Address: 10 Madison Road, Suite A, Fairfield, New Jersey 07004,
Zhejiang Shiner Imp.& Exp. Co.,Ltd
Tel:+86-(573)-82110930
Address: Shiner Building No.312 Kuaixuan Road, Jiaxing, Zhejiang,
Shanghai KJ Fine Chemical Co., Ltd.
Tel:+86-(21)-50790519
Address: No. 88 Cailun Road, Shanghai,
Worldchem Group (China) Co.,Ltd
Tel:+0086-15056046856
Address: Suzhou Rd, Hefei, Anhui 230000,
Shanghai Pesticide Research Institute
Tel:+86-(21)-6438-7891
Address: No.2354 Xie Tu Road, Shanghai 200032,
Nanjing Chemical Reagent Co., Ltd.
Tel:86-25-85319002
Address: No.109,South Zhaoqiaohe Road,Nanjing Chemcial Indu
Oceanchem Group-Globalsources Asia Limited
Tel:+86-536-8596048
Address: Rm819-821,Jinjiang Building,No.5608,Xinhua Road,Weifang,China
Zouping Mingxing Chemical Co.,Ltd.
Tel:86-135-15431451
Address: 428 Daixi Third Road Zouping County Shandong Province China

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