MilliporeSigma
All Photos(1)

MX1390

Supelco

1-Methyl-2-Pyrrolidone

OmniSolv®

Synonym(s):
1-Methyl-2-Pyrrolidone, N-Methyl-2-Pyrrolidinone,NMP, Methyl Pyrrolidone
Linear Formula:
(CH3)-NC(=O)CH2CH2CH2-
CAS Number:
MDL number:
EC Index Number:
212-828-1

Quality Level

vapor pressure

0.32 hPa ( 20 °C)

product line

OmniSolv®

assay

≥99.7% (GC)

form

liquid

technique(s)

HPLC: suitable
LC/MS: suitable
gas chromatography (GC): suitable

impurities

≤0.08% Water (H2O)
≤1 μeq/g Titrable base

ign. residue

≤5 ppm

color

APHA: ≤10

pH

8.5-10.0 (20 °C, 100 g/L in H2O)

bp

202 °C/1013 hPa

mp

-24 °C

transition temp

flash point 91 °C

solubility

1000 g/L

density

1.03 g/cm3 at 20 °C

UV cutoff

≤270 nm

UV absorption

λ: 270 nm Amax: ≤1.00
λ: 300 nm Amax: ≤0.20
λ: 325 nm Amax: ≤0.10
λ: 350 nm Amax: ≤0.03
λ: 400 nm Amax: ≤0.005

shipped in

ambient

storage temp.

room temp

InChI

1S/C5H9NO/c1-6-4-2-3-5(6)7/h2-4H2,1H3

InChI key

SECXISVLQFMRJM-UHFFFAOYSA-N

Related Categories

Packaging

500 ml in Glas bottle pre packed
4 l in Glas bottle pre packed

Application

OmniSolv®

Preparation Note

Product filtered through a 0.2 μm filter

Analysis Note

Assay (GC)99.7% minColor (APHA)10 maxFiltered through 0.2 µm filterTo pass testFormClear liquidInfrared SpectrumConforms to standardResidue after ignition5ppm maxTitrable base1µeq/g maxUV Abs. at 270 nm1.00AU maxUV Abs. at 300 nm0.20AU maxUV Abs. at 325 nm0.10AU maxUV Abs. at 350 nm0.03AU maxUV Abs. at 400 nm0.005AU maxUV Cut-off270nm maxWater (H2O)0.08% max

Legal Information

OMNISOLV is a registered trademark of Merck KGaA, Darmstadt, Germany

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

Certificate of Analysis

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

Certificate of Quality

Enter Lot Number to search for Certificate of Quality (COQ).

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service