1-Ethyl-2-pyrrolidinone supplier

Name
N-Ethyl-2-pyrrolidone
EINECS 220-250-6
CAS No. 2687-91-4
Article Data53
CAS DataBase
Density 0.993 g/cm³
Solubility 1000g/L at 23℃
Melting Point 87.5-88.5 °C
Formula C₆H₁₁NO
Boiling Point 203.6 °C at 760 mmHg
Molecular Weight 113.159
Flash Point 76.1 °C
Transport Information
Appearance clear liquid
Safety 26-36
Risk Codes 22-36
Molecular Structure
Hazard Symbols Xn
Synonyms 1-Ethyl-2-pyrrolidone;1-Ethylazacyclopentan-2-one;N-Ethyl-a-pyrrolidinone;N-Ethyl-g-butyrolactam;N-Ethylbutyrolactam;N-Ethylpyrrolidone;NEP;NEP 100;1-Ethyl-2-pyrrolidinone;
PSA 20.31000
LogP 0.56660

Synthetic route

: 88-12-0
1-ethenyl-2-pyrrolidinone

: 2687-91-4
1-ethyl-2-pyrrolidinone

Conditions

Conditions	Yield
With C7H14N3(1+)*Cl(1-); sodium triethylborohydride; cobalt(II) chloride In tetrahydrofuran at 25℃; under 7500.75 Torr; for 16h;	99%
With ammonium formate; palladium on activated charcoal In methanol for 0.5h; Heating;	94%
With oxygen; hydrazine hydrate; 7-(trifluoromethyl)-1,10-ethyleneisoalloxazinium chloride In water at 100℃; under 760.051 Torr; for 18h;	88%

: 96-48-0
4-butanolide

: 75-04-7
ethylamine

: 2687-91-4
1-ethyl-2-pyrrolidinone

Conditions

Conditions	Yield
In water; ethylene glycol at 290℃; under 38787.1 Torr; Kinetics; Temperature; Concentration; Flow reactor;	93.9%
at 300℃;
at 215℃;

: 88-12-0
1-ethenyl-2-pyrrolidinone

: 25015-63-8
4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane

A: 2687-91-4
1-ethyl-2-pyrrolidinone

B: 1190639-19-0
1-(2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyl)pyrrolidin-2-one

Conditions

Conditions	Yield
With Rh(acac)(dppb) In tetrahydrofuran for 18h; Inert atmosphere; regioselective reaction;	A n/a B 83%

...Expand

: 6112-00-1
N,N-diethyl-2-diazoacetamide

: 2687-91-4
1-ethyl-2-pyrrolidinone

Conditions

Conditions	Yield
dirhodium tetraacetate In dichloromethane at 40℃; for 5h;	77%

: 616-45-5
2-pyrrolidinon

: 74-96-4
ethyl bromide

: 2687-91-4
1-ethyl-2-pyrrolidinone

Conditions

Conditions	Yield
Stage #1: 2-pyrrolidinon; ethyl bromide With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; for 2h; Stage #2: at 0℃;	75%

: 14468-90-7
N-trimethylsilyl-pyrrolidin-2-one

: 515-46-8
Ethyl benzenesulfonate

A: 2687-91-4
1-ethyl-2-pyrrolidinone

B: 17882-06-3
trimethylsilyl benzenesulfonate

Conditions

Conditions	Yield
Heating;	A 59% B 72%

...Expand

: 96-48-0
4-butanolide

: 141-43-5
ethanolamine

: 2687-91-4
1-ethyl-2-pyrrolidinone

Conditions

Conditions	Yield
ZSM-5	69%

: 96-48-0
4-butanolide

: 121-44-8
triethylamine

A: 2687-91-4
1-ethyl-2-pyrrolidinone

B: 64-17-5
ethanol

Conditions

Conditions	Yield
ZSM-5	A 68% B 13%

...Expand

: 616-45-5
2-pyrrolidinon

: 74-85-1
ethene

: 2687-91-4
1-ethyl-2-pyrrolidinone

Conditions

Conditions	Yield
With silver tetrafluoroborate; dibromo[1,3-dihydro-1-(2-pyridinyl)-3-(2,4,6-trimethylphenyl)-2H-imidazol-2-ylidene]platinum(II) In nitrobenzene-d5 at 20 - 150℃; under 4125.41 Torr; for 26h; Inert atmosphere;	59%

: 6112-00-1
N,N-diethyl-2-diazoacetamide

A: 2687-91-4
1-ethyl-2-pyrrolidinone

B: 31366-13-9
1-ethyl-4-methyl-2-azetidinone

C: 111328-65-5
C12H22N2O2

Conditions

Conditions	Yield
With Cu(1+)*HB(C3N2Br3)3(1-)=(HB(C3N2Br3)3)Cu In dichloromethane at 20℃; Inert atmosphere; chemoselective reaction;	A 51% B 20% C 17%
With copper(I) hydrotris(3,5-dimethylpyrazol-1-yl)borate In dichloromethane at 20℃; Inert atmosphere; chemoselective reaction;

...Expand

: 616-45-5
2-pyrrolidinon

: 75-03-6
ethyl iodide

: 2687-91-4
1-ethyl-2-pyrrolidinone

Conditions

Conditions	Yield
With sodium hydride Heating;	42%

: 6112-00-1
N,N-diethyl-2-diazoacetamide

A: N1,N1,N4,N4-tetraethylmaleamide

B: 2687-91-4
1-ethyl-2-pyrrolidinone

C: 111328-65-5, 138895-86-0, 37511-04-9
N1,N1,N4,N4-tetraethylfumaramide

Conditions

Conditions	Yield
Ru2(CO)4[(PrO)4-5,17-Br2-11,23-(CO2-)2-calix[4]arene] In dichloromethane at 40℃; for 24h;	A 17% B 23% C 14%

...Expand

: 96-48-0
4-butanolide

: 7732-18-5
water

: 121-44-8
triethylamine

A: 2687-91-4
1-ethyl-2-pyrrolidinone

B: 64-17-5
ethanol

Conditions

Conditions	Yield
Conversion of starting material;	A n/a B 13%

...Expand

: 2314-78-5
N-ethylsuccinimide

: 2687-91-4
1-ethyl-2-pyrrolidinone

Conditions

Conditions	Yield
With sulfuric acid; water Bei der elektrolytischen Reduktion an einer Blei-Kathode.;
With 5% active carbon-supported ruthenium; hydrogen In water at 150℃; under 112511 Torr; for 6h; Green chemistry;

: 63867-13-0
4-(N,N-diethylamino)butanoic acid

: 2687-91-4
1-ethyl-2-pyrrolidinone

Conditions

Conditions	Yield
With phosphorus trichloride Erhitzen des Reaktionsprodukts auf 155-160grad.;

: 854852-25-8
3-hydroxy-4-nitro-butyric acid ethyl ester

: 2687-91-4
1-ethyl-2-pyrrolidinone

Conditions

Conditions	Yield
With 1,4-dioxane; ethanol; copper oxide-chromium oxide at 260℃; under 191232 Torr; Hydrogenation;

: 67-56-1
methanol

: 6112-00-1
N,N-diethyl-2-diazoacetamide

A: 2687-91-4
1-ethyl-2-pyrrolidinone

B: 31366-13-9
1-ethyl-4-methyl-2-azetidinone

C: 30280-35-4
N,N-diethylglycine methyl ester

D: 70814-00-5
2-methoxy-N,N-diethyl-acetamide

Conditions

Conditions	Yield
at 0℃; for 0h; Product distribution; Irradiation; variuos temp.;	A 16.8 % Chromat. B 37.5 % Chromat. C 11.9 % Chromat. D n/a

...Expand

N-acetyl-α-pyrrolidone: N-acetyl-α-pyrrolidone

: 2687-91-4
1-ethyl-2-pyrrolidinone

Conditions

Conditions	Yield
With sulfuric acid at 45℃; elektrolytische Reduktion;

: 2314-78-5
N-ethylsuccinimide

: 7664-93-9
sulfuric acid

: 7732-18-5
water

A: 7335-06-0
1-ethylpyrrolidine

B: 2687-91-4
1-ethyl-2-pyrrolidinone

Conditions

Conditions	Yield
at 28℃; elektrochemischen Reduktion an einer Blei-Kathode;

...Expand

: 123-91-1
1,4-dioxane

: 64-17-5
ethanol

: 854852-25-8
3-hydroxy-4-nitro-butyric acid ethyl ester

copper oxide-chromium oxide: copper oxide-chromium oxide

A: 7335-06-0
1-ethylpyrrolidine

B: 2687-91-4
1-ethyl-2-pyrrolidinone

Conditions

Conditions	Yield
at 260℃; under 191232 Torr; Hydrogenation;

...Expand

: 76572-84-4
4-(ethylamino)butyric acid

: 7732-18-5
water

: 2687-91-4
1-ethyl-2-pyrrolidinone

Conditions

Conditions	Yield
at 100℃; vom pH 1.2 bis pH 12.7;

: 76572-84-4
4-(ethylamino)butyric acid

: 71-36-3
butan-1-ol

A: 2687-91-4
1-ethyl-2-pyrrolidinone

B: 7732-18-5
water

Conditions

Conditions	Yield
at 100℃;

...Expand

: 616-45-5
2-pyrrolidinon

C2H5X: C2H5X

: 2687-91-4
1-ethyl-2-pyrrolidinone

Conditions

Conditions	Yield
With sodium hydride at 60 - 70℃;

: 3445-11-2
1-(2-hydroxyethyl)-2-pyrrolidinone

A: 616-45-5
2-pyrrolidinon

B: 2687-91-4
1-ethyl-2-pyrrolidinone

C: 88-12-0
1-ethenyl-2-pyrrolidinone

Conditions

Conditions	Yield
0.37 - 1.6 % cesium on silica In water at 350 - 375℃; for 3 - 95h; Product distribution / selectivity;
0.37 - 1.6 % cesium on silica at 350 - 375℃; for 3 - 95h; Product distribution / selectivity;

...Expand

: 88-12-0
1-ethenyl-2-pyrrolidinone

: 25015-63-8
4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane

A: 2687-91-4
1-ethyl-2-pyrrolidinone

B: 1190639-18-9
((CH3)4C2O2)BCHCHNC4H6O

C: 1190639-19-0
1-(2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyl)pyrrolidin-2-one

Conditions

Conditions	Yield
With bis[dichloro(pentamethylcyclopentadienyl)iridium(III)] In benzene-d6 for 18h; Inert atmosphere;

...Expand

: 616-45-5
2-pyrrolidinon

: 64-17-5
ethanol

: 2687-91-4
1-ethyl-2-pyrrolidinone

Conditions

Conditions	Yield
With ammonium bromide at 250℃; for 5h; Autoclave;

: 1455-13-6
deuteromethanol

: 6112-00-1
N,N-diethyl-2-diazoacetamide

A: 2687-91-4
1-ethyl-2-pyrrolidinone

B: 31366-13-9
1-ethyl-4-methyl-2-azetidinone

C: 1167575-44-1
C7H14(2)HNO2

Conditions

Conditions	Yield
Irradiation;

...Expand

: 6112-00-1
N,N-diethyl-2-diazoacetamide

A: 2687-91-4
1-ethyl-2-pyrrolidinone

B: 31366-13-9
1-ethyl-4-methyl-2-azetidinone

Conditions

Conditions	Yield
In chloroform Irradiation;

: 2687-91-4
1-ethyl-2-pyrrolidinone

: 407-25-0
trifluoroacetic anhydride

: (Z)-3-(1-chloro-2,2,2-trifluoroethylidene)-1-ethylpyrrolidin-2-one

Conditions

Conditions	Yield
With aluminum (III) chloride In N,N-dimethyl-formamide at 60℃; for 24h;	95%

: 2687-91-4
1-ethyl-2-pyrrolidinone

: 2314-78-5
N-ethylsuccinimide

Conditions

Conditions	Yield
With ruthenium(IV) oxide; sodium periodate In ethyl acetate for 15h; Ambient temperature;	93%

: 2687-91-4
1-ethyl-2-pyrrolidinone

: 77-78-1
dimethyl sulfate

: C7H14NO(1+)*CH3O4S(1-)

Conditions

Conditions	Yield
In neat (no solvent) at 20℃; for 12h; Inert atmosphere;	92%

: 2687-91-4
1-ethyl-2-pyrrolidinone

: 4083-64-1
Tosyl isocyanate

: 131657-47-1
(E)-N-(1-ethylpyrrolidin-2-ylidene)-4-methylbenzenesulfonamide

Conditions

Conditions	Yield
In tetrahydrofuran at 20℃; for 18h;	91%

: 292638-84-7
styrene

: 2687-91-4
1-ethyl-2-pyrrolidinone

A: N-ethyl-3-phenethylpyrrolidin-2-one

B: N-ethyl-3,3-diphenethylpyrrolidin-2-one

Conditions

Conditions	Yield
With potassium tert-butylate at 80℃; for 2h; Sealed tube;	A 86% B 5%

...Expand

: 2687-91-4
1-ethyl-2-pyrrolidinone

: 1-ethylpyrrolidine hydrochloride

Conditions

Conditions	Yield
Stage #1: 1-ethyl-2-pyrrolidinone With bis(cyclopentadienyl)dihydrozirconium; 4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane at 20℃; under 760.051 Torr; for 12h; Inert atmosphere; Stage #2: With hydrogenchloride In diethyl ether Inert atmosphere;	86%

: 2687-91-4
1-ethyl-2-pyrrolidinone

: 1-Ethylpyrrolidine-2-thione

Conditions

Conditions	Yield
With Lawessons reagent In tert-butyl methyl ether at 20℃; for 16h; Inert atmosphere;	85%
With Lawessons reagent In benzene for 4h; Heating;	83%
Multi-step reaction with 2 steps 1: POCl3 / CH2Cl2 / 0.5 h / -78 °C 2: hexamethyldisilathiane / CH2Cl2 / 6 h / Ambient temperature View Scheme

: 2687-91-4
1-ethyl-2-pyrrolidinone

: 614-18-6
3-pyridinecarboxylic acid ethyl ester

: 1-ethyl-3-nicotinoyl-2-pyrrolidinone

Conditions

Conditions	Yield
With sodium hydride In toluene for 48h; Heating;	85%

: 2687-91-4
1-ethyl-2-pyrrolidinone

: 700-58-3
2-Adamantanone

: 913335-86-1
2-(1-ethyl-2-oxopyrrolidin-3-yl)tricyclo[3.3.1.13,7]decan-2-ol

Conditions

Conditions	Yield
Stage #1: 1-ethyl-2-pyrrolidinone With lithium diisopropyl amide In tetrahydrofuran; diethyl ether; hexane at -80℃; for 0.333333h; Stage #2: 2-Adamantanone In tetrahydrofuran; diethyl ether; hexane at -80 - 20℃; Further stages.;	84%
Stage #1: 1-ethyl-2-pyrrolidinone With lithium diisopropyl amide at -70℃; Stage #2: 2-Adamantanone In tetrahydrofuran at -80℃;

: 2687-91-4
1-ethyl-2-pyrrolidinone

: 1333433-21-8
(E)-methyl 2-(2-methoxy-3-oxoisoindolin-1-ylidene)acetate

: (E)-methyl 2-(1-ethyl-5-oxopyrrolidin-2-yl)-2-(3-oxoisoindolin-1-ylidene)acetate

Conditions

Conditions	Yield
With air at 100℃; for 3h; Green chemistry; regioselective reaction;	82%

: 2687-91-4
1-ethyl-2-pyrrolidinone

: 67217-55-4
mono-6-deoxy-6-(p-tolylsulphonyl)-β-cyclodextrin

: 6I-O-(N-ethyl-4-aminobutanoyl)cyclomaltoheptaose p-toluenesulfonate

Conditions

Conditions	Yield
at 90℃;	80%

: 2687-91-4
1-ethyl-2-pyrrolidinone

: 1352122-79-2
(E)-methyl 2-(2-methoxy-4-methyl-3-oxoisoindolin-1-ylidene)acetate

: (E)-methyl 2-(1-ethyl-5-oxopyrrolidin-2-yl)-2-(4-methyl-3-oxoisoindolin-1-ylidene)acetate

Conditions

Conditions	Yield
With air at 100℃; for 12h; Green chemistry; regioselective reaction;	79%

: 2687-91-4
1-ethyl-2-pyrrolidinone

: 18620-02-5
(4-bromophenyl)magnesium bromide

: 1109230-92-3
5-(4-bromophenyl)-1-ethyl-2,3-dihydropyrrole

Conditions

Conditions	Yield
Stage #1: 1-ethyl-2-pyrrolidinone; (4-bromophenyl)magnesium bromide In diethyl ether at 20℃; Cooling with ice; Inert atmosphere; Stage #2: With hydrogenchloride; water In diethyl ether pH=3 - 4; Cooling with ice; Stage #3: With sodium hydroxide In water	78%

: 2687-91-4
1-ethyl-2-pyrrolidinone

: 100-58-3
phenylmagnesium bromide

: 1109230-81-0
1-ethyl-5-phenyl-2,3-dihydropyrrole

Conditions

Conditions	Yield
Stage #1: 1-ethyl-2-pyrrolidinone; phenylmagnesium bromide In diethyl ether at 20℃; Cooling with ice; Inert atmosphere; Stage #2: With hydrogenchloride; water In diethyl ether pH=3 - 4; Cooling with ice; Stage #3: With sodium hydroxide In water	78%

: 2687-91-4
1-ethyl-2-pyrrolidinone

: 39216-86-9
4-(ethylamino)butan-1-ol

Conditions

Conditions	Yield
With ethanol; sodium In hexane at 0℃; for 0.333333h; Inert atmosphere; chemoselective reaction;	78%
With ethanol; sodium In hexane; paraffin oil at 0℃; for 0.0833333h; Inert atmosphere;	22%

: 2687-91-4
1-ethyl-2-pyrrolidinone

: 873-77-8
(4-chlorphenyl)magnesium bromide

: 1109230-91-2
5-(4-chlorophenyl)-1-ethyl-2,3-dihydropyrrole

Conditions

Conditions	Yield
Stage #1: 1-ethyl-2-pyrrolidinone; (4-chlorphenyl)magnesium bromide In diethyl ether at 20℃; Cooling with ice; Inert atmosphere; Stage #2: With hydrogenchloride; water In diethyl ether pH=3 - 4; Cooling with ice; Stage #3: With sodium hydroxide In water	75%

: 2687-91-4
1-ethyl-2-pyrrolidinone

: 100-47-0
benzonitrile

: C20H19N3

Conditions

Conditions	Yield
With potassium tert-butylate at 110℃; for 16h;	74%

: 2687-91-4
1-ethyl-2-pyrrolidinone

A: 2314-78-5
N-ethylsuccinimide

B: 932-17-2
N-acetylpyrrolidinone

Conditions

Conditions	Yield
With pyridine; N-hydroxyphthalimide; sodium perchlorate In acetonitrile Product distribution; Mechanism; controlled potential electrolysis, electrodes: glassy-carbon vs. SCE;	A 73% B 11%
With pyridine; N-hydroxyphthalimide; sodium perchlorate In acetonitrile controlled potential electrolysis, electrodes: glassy-carbon vs. SCE;	A 73% B 11%

: 2687-91-4
1-ethyl-2-pyrrolidinone

: 70-55-3
toluene-4-sulfonamide

: 131657-47-1
(E)-N-(1-ethylpyrrolidin-2-ylidene)-4-methylbenzenesulfonamide

Conditions

Conditions	Yield
With diazoacetic acid ethyl ester; zinc trifluoromethanesulfonate In cyclohexane for 12h; Reflux; stereoselective reaction;	73%

: 2687-91-4
1-ethyl-2-pyrrolidinone

: 1352122-82-7
(E)-methyl 2-(2,5-dimethoxy-3-oxoisoindolin-1-ylidene)acetate

: (E)-methyl 2-(1-ethyl-5-oxopyrrolidin-2-yl)-2-(5-methoxy-3-oxoisoindolin-1-ylidene)acetate

Conditions

Conditions	Yield
With air at 100℃; for 12h; Green chemistry; regioselective reaction;	72%

: 2687-91-4
1-ethyl-2-pyrrolidinone

: 13139-86-1
4-methoxyphenyl magnesium bromide

: 1109230-89-8
1-ethyl-5-(4-methoxyphenyl)-2,3-dihydropyrrole

Conditions

Conditions	Yield
Stage #1: 1-ethyl-2-pyrrolidinone; 4-methoxyphenyl magnesium bromide In diethyl ether at 20℃; Cooling with ice; Inert atmosphere; Stage #2: With hydrogenchloride; water In diethyl ether pH=3 - 4; Cooling with ice; Stage #3: With sodium hydroxide In water	71%

: 2687-91-4
1-ethyl-2-pyrrolidinone

: 352-13-6
4-flourophenylmagnesium bromide

: 1109230-90-1
1-ethyl-5-(4-fluorophenyl)-2,3-dihydropyrrole

Conditions

Conditions	Yield
Stage #1: 1-ethyl-2-pyrrolidinone; 4-flourophenylmagnesium bromide In diethyl ether at 20℃; Cooling with ice; Inert atmosphere; Stage #2: With hydrogenchloride; water pH=3 - 4; Cooling with ice; Stage #3: With sodium hydroxide In water	70%

: 2687-91-4
1-ethyl-2-pyrrolidinone

: 229-87-8
phenanthridine

: 1-ethyl-5-(phenanthridin-6′-yl)pyrrolidin-2-one

Conditions

Conditions	Yield
With trifluoroacetic acid; dibenzoyl peroxide In water at 35 - 40℃; for 24h; Inert atmosphere; Irradiation; regioselective reaction;	70%

1-Ethyl-2-pyrrolidinone Chemical Properties

Molecular Formula: C₆H₁₁NO
Molecular Weight: 113.16
EINECS: 220-250-6
Index of Refraction: 1.464
Molar Refractivity: 31.47 cm³
Molar Volume: 113.8 cm³
Surface Tension: 32.6 dyne/cm
Density: 0.993 g/cm³
Flash Point: 76.1 °C
Enthalpy of Vaporization: 43.98 kJ/mol
Boiling Point: 203.6 °C at 760 mmHg
Vapour Pressure: 0.276 mmHg at 25 °C
Appearance: Clear liquid
Structure of 1-Ethyl-2-pyrrolidinone (CAS NO.2687-91-4):

IUPAC Name: 1-Ethylpyrrolidin-2-one
Canonical SMILES: CCN1CCCC1=O
InChI: InChI=1S/C6H11NO/c1-2-7-5-3-4-6(7)8/h2-5H2,1H3
InChIKey: ZFPGARUNNKGOBB-UHFFFAOYSA-N
Product Category of 1-Ethyl-2-pyrrolidinone (CAS NO.2687-91-4): Heterocyclic Building Blocks;Pyrrolidines

1-Ethyl-2-pyrrolidinone Uses

1-Ethyl-2-pyrrolidinone (CAS NO.2687-91-4) is mainly used in the production of pharmaceuticals, dyestuff, pesticide, etc.

1-Ethyl-2-pyrrolidinone Toxicity Data With Reference

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
rat	LD50	oral	1350mg/kg (1350mg/kg)	GASTROINTESTINAL: OTHER CHANGES LIVER: OTHER CHANGES KIDNEY, URETER, AND BLADDER: OTHER CHANGES	Food and Chemical Toxicology. Vol. 26, Pg. 475, 1988.
rat	LD50	subcutaneous	> 2gm/kg (2000mg/kg)		United States Patent Document. Vol. #4882359,

1-Ethyl-2-pyrrolidinone (CAS NO.2687-91-4) hasn't been listed as a carcinogen by NTP, IARC, ACGIH, or CA Prop 65. And the toxicological properties have not been fully investigated. You can see actual entry in RTECS for complete information.

1-Ethyl-2-pyrrolidinone Consensus Reports

Reported in EPA TSCA Inventory.

1-Ethyl-2-pyrrolidinone Safety Profile

Moderately toxic by ingestion. An eye irritant. Combustible. When heated to decomposition it emits toxic fumes of NO_x.Potential
The Hazard Codes: Xn
The Risk Statements:
22: Harmful if swallowed
26: Very Toxic by inhalation
The Safety Statements:
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36: Wear suitable protective clothing

1-Ethyl-2-pyrrolidinone Specification

1-Ethyl-2-pyrrolidinone , its cas register number is 2687-91-4. It also can be called N-Ethylpyrrolidinone ; NEP ; and N-Ethyl-2-pyrrolidone . It is hazardous, so the first aid measures and others should be known. Such as: When on the skin: first, should flush skin with plenty of water immediately for at least 15 minutes while removing contaminated clothing. Secondly, get medical aid. Or in the eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Then get medical aid soon. While, it's inhaled: Remove from exposure and move to fresh air immediately. Then you have the ingesting of the product: Wash mouth out with water, and get medical aid immediately.
In addition, 1-Ethyl-2-pyrrolidinone (CAS NO.2687-91-4) could be stable under normal temperatures and pressures. It is not compatible with strong oxidizing agents, strong acids, strong bases, acid chlorides, and you must not take it with incompatible materials. And also prevent it to broken down into hazardous decomposition products: Nitrogen oxides, carbon monoxide, irritating and toxic fumes and gases, carbon dioxide, nitrogen.

Product Name

N-Ethyl-2-pyrrolidone

Synthetic route

1-Ethyl-2-pyrrolidinone Chemical Properties

1-Ethyl-2-pyrrolidinone Uses

1-Ethyl-2-pyrrolidinone Toxicity Data With Reference

1-Ethyl-2-pyrrolidinone Consensus Reports

1-Ethyl-2-pyrrolidinone Safety Profile

1-Ethyl-2-pyrrolidinone Specification

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