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Key Documents

8.42196

Sigma-Aldrich

1-Ethyl-2-pyrrolidinone

for synthesis

Synonym(s):

1-Ethyl-2-pyrrolidinone

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About This Item

Empirical Formula (Hill Notation):
C6H11NO
CAS Number:
Molecular Weight:
113.16
MDL number:
UNSPSC Code:
12352115
EC Index Number:
220-250-6

vapor pressure

0.18 hPa ( 20 °C)

Quality Level

Assay

≥99.0% (GC)

form

liquid

autoignition temp.

245 °C (DIN 51794)

potency

3200 mg/kg LD50, oral (Rat)
>2000 mg/kg LD50, skin (Rat)

expl. lim.

1.3-7.7 % (v/v)

pH

8-9 (20 °C, 100 g/L in H2O)

kinematic viscosity

2.1 cSt(20 °C)

transition temp

flash point 91 °C

density

1.0 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C6H11NO/c1-2-7-5-3-4-6(7)8/h2-5H2,1H3

InChI key

ZFPGARUNNKGOBB-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.997 - 0.999
Identity (IR): passes test

Pictograms

CorrosionHealth hazard

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Dam. 1 - Repr. 1B

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


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

EU REACH Annex XVII (Restriction List)

CAS No.

Certificates of Analysis (COA)

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