8.07041
2-Pyrrolidone
for synthesis
Synonym(s):
2-Pyrrolidone, γ-Butyrolactam
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About This Item
vapor pressure
0.04 hPa ( 20 °C)
Quality Segment
assay
≥99.0% (GC)
form
solid
autoignition temp.
395 °C
potency
>3200 mg/kg LD50, oral (Rat)
expl. lim.
1.8-16.6 % (v/v)
pH
9-11 (20 °C, 100 g/L in H2O)
mp
25.5 °C (External MSDS)
transition temp
flash point 138 °C
density
1.11 g/cm3 at 20 °C
storage temp.
2-30°C
SMILES string
N1CCCC1=O
InChI
1S/C4H7NO/c6-4-2-1-3-5-4/h1-3H2,(H,5,6)
InChI key
HNJBEVLQSNELDL-UHFFFAOYSA-N
Analysis Note
Density (d 20 °C/ 4 °C): 1.110 - 1.112
Water (K. F.): ≤ 0.20 %
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.
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This Item | |||
|---|---|---|---|
| description for synthesis | description for Peptide Synthesis | description for liquid chromatography LiChrosolv® | description (stabilized with N,N′-di-sec-butyl-1,4-phenylenediamine) for synthesis |
| assay ≥99.0% (GC) | assay ≥99.7% (GC) | assay ≥99.5% (GC) | assay ≥98.0% (GC) |
| Quality Level 200 | Quality Level 200 | Quality Level 100 | Quality Level 200 |
| density 1.11 g/cm3 at 20 °C | density 1.03 g/cm3 at 20 °C | density 1.03 g/cm3 at 20 °C | density 1.04 g/cm3 at 20 °C |
| form solid | form liquid | form liquid | form liquid |
| mp 25.5 °C (External MSDS) | mp -24 °C | mp -24 °C | mp 13-14 °C |
| storage temp. 2-30°C | storage temp. 2-30°C | storage temp. 2-30°C | storage temp. 2-30°C |
signalword
Danger
Hazard Classifications
Eye Irrit. 2 - Repr. 1B
wgk
WGK 1
flash_point_f
235.4 °F - closed cup
flash_point_c
113 °C - closed cup
hcodes
Storage Class
6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
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