1-Methyl-2-pyrrolidone

vapor pressure

0.32 hPa ( 20 °C)

Quality Level

100

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 A_max: ≤1.00
λ: 300 nm A_max: ≤0.20
λ: 325 nm A_max: ≤0.10
λ: 350 nm A_max: ≤0.03
λ: 400 nm A_max: ≤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