78769

1-Methyl-2-pyrrolidinone

analytical standard

• Synonym(s): 1-Methyl-2-pyrrolidone, N-Methyl-2-pyrrolidone, NMP
• Empirical Formula (Hill Notation): C₅H₉NO
• CAS Number: 872-50-4
• Molecular Weight: 99.13
• Beilstein: 106420
• EC Number: 212-828-1
• MDL number: MFCD00003193
• UNSPSC Code: 41116107
• PubChem Substance ID: 329768179
• NACRES: NA.24

Properties

• grade: analytical standard
• Quality Level: 100
• vapor density: 3.4 (vs air)
• vapor pressure: 0.29 mmHg ( 20 °C); 0.99 mmHg ( 40 °C)
• Assay: ≥99.9% (GC)
• autoignition temp.: 518 °F
• shelf life: limited shelf life, expiry date on the label
• expl. lim.: 9.5 %
• technique(s): HPLC: suitable; gas chromatography (GC): suitable
• refractive index: n20/D 1.47 (lit.); n20/D 1.470
• bp: 202 °C (lit.); 81-82 °C/10 mmHg (lit.)
• mp: −24 °C (lit.)
• density: 1.028 g/mL at 25 °C (lit.)
• application(s): cleaning products; cosmetics; environmental; food and beverages; personal care
• format: neat
• SMILES string: CN1CCCC1=O
• InChI: 1S/C5H9NO/c1-6-4-2-3-5(6)7/h2-4H2,1H3
• InChI key: SECXISVLQFMRJM-UHFFFAOYSA-N

Description

General description

1-Methyl-2-pyrrolidinone is a polar solvent widely used in organic chemistry and polymer chemistry. On a large scale, it finds applications in the recovery and purification of acetylenes, olefins, and diolefins, gas purification, and aromatics extraction from feedstocks.

This substance is listed on the positive list of the EU regulation 10/2011 for plastics intended to come into contact with food. Find all available reference materials for compounds listed in 10/2011 here

Application

1-Methyl-2-pyrrolidinone may be used as an eluent and extraction solvent for the extraction of soluble materials in soil samples using size exclusion chromatography.

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Safety Information

• Pictograms: GHS07,GHS08
• Signal Word: Danger
• Hazard Statements: H315 - H319 - H335 - H360D
• Precautionary Statements: P202 - P261 - P264 - P302 + P352 - P305 + P351 + P338 - P308 + P313
• Hazard Classifications: Eye Irrit. 2 - Repr. 1B - Skin Irrit. 2 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• WGK: WGK 1
• Flash Point(F): 195.8 °F - Pensky-Martens closed cup
• Flash Point(C): 91 °C - Pensky-Martens closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves