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78769

Supelco

1-Methyl-2-pyrrolidinone

analytical standard

Synonym(s):
N-Methyl-2-pyrrolidone, 1-Methyl-2-pyrrolidone, NMP
Empirical Formula (Hill Notation):
C5H9NO
CAS Number:
Molecular Weight:
99.13
Beilstein:
106420
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.24

Quality Level

grade

analytical standard

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

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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.

Application

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

Pictograms

Exclamation markHealth hazard

Signal Word

Danger

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

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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