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2687-91-4

Name N-Ethyl-2-pyrrolidone
CAS 2687-91-4
EINECS(EC#) 220-250-6
Molecular Formula C6H11NO
MDL Number MFCD00003199
Molecular Weight 113.16
MOL File 2687-91-4.mol

Chemical Properties

Appearance clear liquid
Melting point  87.5-88.5 °C
Boiling point  97 °C/20 mmHg (lit.)
density  0.992 g/mL at 25 °C(lit.)
vapor pressure  18Pa at 20℃
refractive index  n20/D 1.465(lit.)
Fp  169 °F
storage temp.  Sealed in dry,Room Temperature
form  Liquid
pka -0.41±0.20(Predicted)
color  Clear
PH 8-9 (100g/l, H2O, 20℃)
biological source rabbit
explosive limit 1.3-7.7%(V)
Water Solubility  1000g/L at 23℃
BRN  107971
Specific Activity 4.25-5.75nmol/min·mg
Cosmetics Ingredients Functions SOLVENT
InChI 1S/C6H11NO/c1-2-7-5-3-4-6(7)8/h2-5H2,1H3
InChIKey ZFPGARUNNKGOBB-UHFFFAOYSA-N
SMILES CCN1CCCC1=O
LogP -0.2 at 20℃
Surface tension 36.5mN/m at 293.15K
CAS DataBase Reference 2687-91-4(CAS DataBase Reference)
NIST Chemistry Reference 1-Ethyl-2-pyrrolidinone(2687-91-4)
EPA Substance Registry System 2687-91-4(EPA Substance)

Safety Data

Hazard Codes  Xn
Risk Statements 
R22:Harmful if swallowed.
R36:Irritating to the eyes.
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
RIDADR  UN1993
WGK Germany  1
RTECS  UY5769250
Autoignition Temperature 245°C (DIN 51794)
TSCA  Yes
HazardClass  3
HS Code  29337900
Storage Class 6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
Hazard Classifications Eye Dam. 1
Repr. 1B
Safety Profile
Moderately toxic by ingestion. An eye irritant. Combustible. When heated to decomposition it emits toxic fumes of NOx.

Hazard Information

Material Safety Data Sheet(MSDS)

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