N-methyl-2-pyrrolidone


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N-methyl-2-pyrrolidone

[¦en ′meth·əl ¦tü pə′räl·ə‚dōn]
(organic chemistry)
C5H9NO A liquid boiling at 202°C; miscible with water, castor oil, and organic solvents; used as a chemical intermediate and as a solvent for petroleum and resins, and in PVC spinning.
References in periodicals archive ?
EPA currently has a number of chemicals that are under review under Section 6 of TSCA, including trichloroethylene (TCE), methylene chloride, and N-Methyl-2-pyrrolidone (NMP).
com)-- Future Market Insights (FMI), in its recent report titled, "N-Methyl-2-Pyrrolidone (NMP) Market: Global Industry Analysis & Opportunity Assessment, 2014 - 2020," forecasts that the global N-Methyl-2-Pyrrolidone market will witness a steady CAGR of 4.
Request of local & international offers to upgrade its existing Phenol extraction unit (PEU) to use N-Methyl-2-Pyrrolidone (NMP) solvent to increase raffinate product quality, including both waxy raffinate and unit feed rate, also to reduce solvent consumption.
Chromatographic purification of these fraction led to the isolation of a mixture of two compounds 2, 3 isolated for the first time from natural source and five known compounds 1, 4-7 which were characterized as 11-hydroxymustakone (2), N-methyl-2-pyrrolidone (3), N-formylannonain (1), cordifolioside A (4), magnoflorine (5), tinocordiside (6), syringin (7) by nuclear magnetic resonance (NMR) and mass spectrometry (MS) and comparing the spectral data with reported one.
GE Osmonics put 66,000 pounds of a toxic solvent, N-Methyl-2-pyrrolidone, through Westborough's public wastewater treatment," reported GoLocal.
Battelle scientists have invented a novel, water-based polyurethane unlike any other -- environmentally responsible, cost-effective, soy-based and free of N-methyl-2-pyrrolidone (NMP) solvent.
Prices for 1,4 Butanediol (BDO) will increase by eight cents per pound; prices for N-Methyl-2-Pyrrolidone (NMP), N-Ethyl-2-Pyrrolidone (NEP) and Gamma-Butyrolactone (BLO) will increase by 10 cents per pound; and prices for Tetrahydrofuran (THF) will increase by 12 cents per pound.
RonJohn Blend is a fast-acting, synergistic blend of benzaldehyde and N-methyl-2-pyrrolidone (NMP) that rapidly penetrates and dissolves coatings or adhesives.
The most common N-methyl-2-pyrrolidone (NMP) has been used widely to enhance the skin absorption of many drugs, for example, insulin (13), ibuprofen, and flurbiprofen (14).
Absolute ethanol, ammonia solution, maleic acid anhydride (MAA), divinylbenzene (DVB), and N-methyl-2-pyrrolidone (NMP) were used as received without further purification.
SOLVENT MIXTURES may contain small amounts of methylene chloride mixed with other solvents, or new nonflammable stripping agents such as n-methyl-2-pyrrolidone (NMP) and gamma butyrolactone.
N-methyl-2-pyrrolidone (NMP) and dimethyl sulfoxide (DMSO) were commercial guaranteed grades and used without further purification.
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