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2-Pyrrolidinone Structure

2-Pyrrolidinone

Chemical Properties

Melting point 23-25 °C (lit.)
Boiling point 245 °C (lit.)
Density  1.12 g/mL at 25 °C (lit.)
vapor density  2.9 (vs air)
vapor pressure  0.04 hPa (20 °C)
refractive index  n20/D 1.487(lit.)
FEMA  4829 | 2-PYRROLIDONE
Flash point >230 °F
storage temp.  2-8°C
solubility  H2O: miscible (completely)
pka 16.62±0.20(Predicted)
form  Liquid
color  Clear colorless to pale yellow
PH 9-11 (100g/l, H2O, 20℃)
explosive limit 1.8-16.6%(V)
Water Solubility  miscible
Sensitive  Hygroscopic
Merck  14,8016
BRN  105241
Stability Hygroscopic
InChIKey HNJBEVLQSNELDL-UHFFFAOYSA-N
LogP -0.71 at 20℃
CAS DataBase Reference 616-45-5(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII KKL5D39EOL
NIST Chemistry Reference 2-Pyrrolidinone(616-45-5)
EPA Substance Registry System 2-Pyrrolidinone (616-45-5)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H319-H360D
Precautionary statements P201-P202-P264-P280-P305+P351+P338-P308+P313
Risk Statements  22
Safety Statements  24/25
RIDADR  2810
WGK Germany  1
RTECS  UY5715000
Autoignition Temperature 395 °C
TSCA  Yes
HazardClass  6.1(b)
PackingGroup  III
HS Code  29339980
Hazardous Substances Data 616-45-5(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: > 3200 mg/kg
NFPA 704:
1
0

2-Pyrrolidinone Price

2-Pyrrolidinone Chemical Properties,Usage,Production

2-Pyrrolidinone synthesis

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