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Dayang Chem (Hangzhou) Co.,Ltd.

As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem’s R&D center offer custom synthesis according to the contract research and development services for t

High quality 1-Ethyl-2-pyrrolidinone supplier in China

Cas:2687-91-4

Min.Order:100 Gram

FOB Price: $7.0

Type:Lab/Research institutions

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Ality Chemical Corporation

ProName:1-Ethyl-2-pyrrolidinone CasNo:2687-91-4 Molecular Formula:C6H11NO Appearance:It is colorless transparent liquid Application:mainly used to produce pharmacy, dye, ... DeliveryTime:7 Days After Get Prepayment PackAge:According to custom

Factory Supply N-Ethyl-2-pyrrolidone NEP

Cas:2687-91-4

Min.Order:1 Gram

FOB Price: $0.5 / 1.0

Type:Other

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NEM CHEMICAL CO.,LTD

2687-91-4 best price high quality manufacturer NEM CHEMICAL CO.,LTD. (original name is NEM CHEMICAL CO.,LTD. ) is high-tech compang concentrating in the R&D, manufacture, sell of chemical solvent, process chemical and lithium battery, whi

2687-91-4 best price high quality manufacturer

Cas:2687-91-4

Min.Order:0 Metric Ton

Negotiable

Type:Trading Company

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Wuhan Bright Chemical Co., Ltd.

Wuhan Bright Chemical Co., Ltd is set up in 2008. We mainly concentrate on producing, researching and trading electroplating intermediates, Fluoro -containing chemicals,Silicone oil, Lithium battery solvent and other fine chemicals. Our factory cov

N-ETHYL-2-PYRROLIDONE factory from China

Cas:2687-91-4

Min.Order:1 Kilogram

Negotiable

Type:Other

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Simagchem Corporation

Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our

High quality nep supplier in China

Cas:2687-91-4

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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Kono Chem Co.,Ltd

Product Product name N-Ethyl-2-pyrrolidone(NEP) Synonyms 1-Ethyl-2-pyrrolidinone EINECS 220-250-6

CAS:2687-91-4 N-Ethyl-2-pyrrolidone

Cas:2687-91-4

Min.Order:1 Kilogram

Negotiable

Type:Other

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Jinan Finer Chemical Co., Ltd

Product description: Product name N-Ethyl-2-pyrrolidone(NEP) CAS number 2687-91-4 Assay ≥99.5% Appearance Colorless transparent liquid Capacity 5000mt/year Application Mainly

N-Ethyl-2-pyrrolidone(NEP)

Cas:2687-91-4

Min.Order:10 Gram

FOB Price: $12.0

Type:Lab/Research institutions

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Hefei TNJ chemical industry co.,ltd

Superiority Service we can provide: 1. Mixed container: We can mix different items in one container. 2. Quality control: Before shipment, we can provide free sample for test. Inspection before shipping. 3. Packing: We can pack according to you

Good quality N-Ethyl-2-pyrrolidone//NEP//2687-91-4

Cas:2687-91-4

Min.Order:1 Metric Ton

Negotiable

Type:Trading Company

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EAST CHEMSOURCES LIMITED

1-Ethyl-2-pyrrolidinone Product Name: 1-Ethyl-2-pyrrolidinone Molecular Weight: 113.15 CAS NO: 2687-91-4 EC NO: 220-250-6 Molecular Formula:

1-Ethyl-2-pyrrolidinone

Cas:2687-91-4

Min.Order:1 Kilogram

FOB Price: $2.0 / 3.0

Type:Manufacturers

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Xi'an Xszo Chem Co., Ltd.

1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s

Factory price Cosmetic ETHYL PYRROLIDONE 2687-91-4 Manufacturer

Cas:2687-91-4

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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COLORCOM LTD.

Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on

N-Ethyl-2-pyrrolidone

Cas:2687-91-4

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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Chemwill Asia Co., Ltd.

CHemwill -- 1-Ethyl-2-pyrrolidinone

Cas:2687-91-4

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

TIANFUCHEM--2687-91-4--N-Ethyl-2-pyrrolidone factory price Our company was built in 2009 with an ISO certificate.In the past 10 years, we have grown up as a famous fine chemicals supplier in China And we had established stable business

TIANFUCHEM--2687-91-4--N-Ethyl-2-pyrrolidone factory price

Cas:2687-91-4

Min.Order:1 Metric Ton

FOB Price: $2000.0

Type:Lab/Research institutions

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Hebei Nengqian Chemical Import and Export Co., LTD

Our advantages: 1, High quality with competitive price: 1) Standard:BP/USP/EP/Enterprise standard 2) All Purity≥99% 3) We are manufacturer and can provide high quality products with factory price. 2, Fast and safe delivery 1) Parcel can be

N-Ethyl-2-pyrrolidone cas 2687-91-4

Cas:2687-91-4

Min.Order:1 Kilogram

FOB Price: $48.0 / 58.0

Type:Trading Company

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Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

Fair price CAS 2687-91-4 with high quality products

Cas:2687-91-4

Min.Order:10 Gram

FOB Price: $146.0 / 176.0

Type:Trading Company

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Wuhan Han Sheng New Material Technology Co.,Ltd

Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

N-Ethyl-2-pyrrolidone 2687-91-4

Cas:2687-91-4

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

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Henan Sinotech Import&Export Corporation

Product Name: N-ethyl pyrrolidone Structural Formula: CAS#: 2687-91-4 Properties: colorless transparent liquid, D20=0.994g/cm3; b.p.: 82-83°C/101.3Kpa; has excellent solubility; avoid contacting with skin and eyes Us

N-Ethyl Pyrrolidonne 2687-91-4

Cas:2687-91-4

Min.Order:5 Metric Ton

FOB Price: $1.0 / 2.0

Type:Other

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Hangzhou Ocean Chemical Co., Ltd.

Our advantages: Sales term: Has a strong chemical professional quality and strong sense of responsibilit.In the sales field of fine chemicals and the market development of new products, we have a strong foresight and pertin

N-Ethyl pyrrolidone

Cas:2687-91-4

Min.Order:1 Kilogram

FOB Price: $2.9 / 3.0

Type:Lab/Research institutions

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Shanghai Upbio Tech Co.,Ltd

1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized

1-Ethyl-2-pyrrolidinone 2687-91-4

Cas:2687-91-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Baoji Guokang Healthchem co.,ltd

Methanesulfonic acid is a raw material for medicine and pesticide. It can also be used as dehydrating agent, curing accelerator for coating, treating agent for fiber, solvent, catalysis, and esterification as well as polymerization reaction. It c

N-Ethyl-2-pyrrolidone

Cas:2687-91-4

Min.Order:1 Kilogram

FOB Price: $4.0 / 5.0

Type:Trading Company

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Qingdao Beluga Import and Export Co., LTD

N-Ethyl-2-pyrrolidone CAS:2687-91-4 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic inte

N-Ethyl-2-pyrrolidone CAS:2687-91-4

Cas:2687-91-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Shandong Hanjiang Chemical Co., Ltd.

Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

1-Ethyl-2-pyrrolidinone

Cas:2687-91-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Changchun Artel lmport and Export trade company

Product Detail Minimum Order Qty. 10 Gram Supply Ability 500 Kilograms/Month Storage store in cool, dry, ventilated place 20℃ Delivery Time 3 business days after payment Payment Term TT,western union,Paypal,

Good quality NEP Factory CAS NO.2687-91-4

Cas:2687-91-4

Min.Order:20 Metric Ton

Negotiable

Type:Trading Company

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Hubei Jiutian Bio-medical Technology Co., Ltd

1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highly qualifie

N-Ethyl-2-pyrrolidone CAS 2687-91-4

Cas:2687-91-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Leader Biochemical Group

About Product Details

China Biggest Factory Manufacturer Supply N-ethyl-pyrrolidone CAS 2687-91-4

Cas:2687-91-4

Min.Order:500 Kilogram

FOB Price: $1.0 / 2.0

Type:Lab/Research institutions

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Henan Wentao Chemical Product Co., Ltd.

Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

CAS NO.:2687-91-4

Cas:2687-91-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Triumph International Development Limilted

Appearance:white or yellowish white flaky crystal Storage:Keep the sun from direct sunlight ;prevention against high temperature Package:As customer request Application:Used for research and industrial manufacture. Transportatio

1-Ethyl-2-pyrrolidinone

Cas:2687-91-4

Min.Order:100 Metric Ton

Negotiable

Type:Lab/Research institutions

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Hangzhou Keyingchem Co.,Ltd

Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det

N-Ethyl-2-pyrrolidone

Cas:2687-91-4

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

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Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd

Name N-Ethyl-2-pyrrolidone Synonyms 1-Ethyl-2-pyrrolidinone; NEP Molecular Structure Molecular Formula

1-Ethyl-2-pyrrolidinone

Cas:2687-91-4

Min.Order:0 Metric Ton

Negotiable

Type:Other

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Afine Chemicals Limited

Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments

N-ETHYL-2-PYRROLIDONE

Cas:2687-91-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Synthetic route

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

1-ethenyl-2-pyrrolidinone

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

1-ethyl-2-pyrrolidinone

Conditions
ConditionsYield
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%
4-butanolide
96-48-0

4-butanolide

ethylamine
75-04-7

ethylamine

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

1-ethyl-2-pyrrolidinone

Conditions
ConditionsYield
In water; ethylene glycol at 290℃; under 38787.1 Torr; Kinetics; Temperature; Concentration; Flow reactor;93.9%
at 300℃;
at 215℃;
1-ethenyl-2-pyrrolidinone
88-12-0

1-ethenyl-2-pyrrolidinone

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

4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane

A

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

1-ethyl-2-pyrrolidinone

B

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

1-(2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyl)pyrrolidin-2-one

Conditions
ConditionsYield
With Rh(acac)(dppb) In tetrahydrofuran for 18h; Inert atmosphere; regioselective reaction;A n/a
B 83%
N,N-diethyl-2-diazoacetamide
6112-00-1

N,N-diethyl-2-diazoacetamide

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

1-ethyl-2-pyrrolidinone

Conditions
ConditionsYield
dirhodium tetraacetate In dichloromethane at 40℃; for 5h;77%
2-pyrrolidinon
616-45-5

2-pyrrolidinon

ethyl bromide
74-96-4

ethyl bromide

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

1-ethyl-2-pyrrolidinone

Conditions
ConditionsYield
Stage #1: 2-pyrrolidinon; ethyl bromide With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; for 2h;
Stage #2: at 0℃;
75%
N-trimethylsilyl-pyrrolidin-2-one
14468-90-7

N-trimethylsilyl-pyrrolidin-2-one

Ethyl benzenesulfonate
515-46-8

Ethyl benzenesulfonate

A

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

1-ethyl-2-pyrrolidinone

B

trimethylsilyl benzenesulfonate
17882-06-3

trimethylsilyl benzenesulfonate

Conditions
ConditionsYield
Heating;A 59%
B 72%
4-butanolide
96-48-0

4-butanolide

ethanolamine
141-43-5

ethanolamine

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

1-ethyl-2-pyrrolidinone

Conditions
ConditionsYield
ZSM-569%
4-butanolide
96-48-0

4-butanolide

triethylamine
121-44-8

triethylamine

A

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

1-ethyl-2-pyrrolidinone

B

ethanol
64-17-5

ethanol

Conditions
ConditionsYield
ZSM-5A 68%
B 13%
2-pyrrolidinon
616-45-5

2-pyrrolidinon

ethene
74-85-1

ethene

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

1-ethyl-2-pyrrolidinone

Conditions
ConditionsYield
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%
N,N-diethyl-2-diazoacetamide
6112-00-1

N,N-diethyl-2-diazoacetamide

A

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

1-ethyl-2-pyrrolidinone

B

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

1-ethyl-4-methyl-2-azetidinone

C

C12H22N2O2
111328-65-5

C12H22N2O2

Conditions
ConditionsYield
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;
2-pyrrolidinon
616-45-5

2-pyrrolidinon

ethyl iodide
75-03-6

ethyl iodide

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

1-ethyl-2-pyrrolidinone

Conditions
ConditionsYield
With sodium hydride Heating;42%
N,N-diethyl-2-diazoacetamide
6112-00-1

N,N-diethyl-2-diazoacetamide

A

N1,N1,N4,N4-tetraethylmaleamide

N1,N1,N4,N4-tetraethylmaleamide

B

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

1-ethyl-2-pyrrolidinone

C

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

N1,N1,N4,N4-tetraethylfumaramide

Conditions
ConditionsYield
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%
4-butanolide
96-48-0

4-butanolide

water
7732-18-5

water

triethylamine
121-44-8

triethylamine

A

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

1-ethyl-2-pyrrolidinone

B

ethanol
64-17-5

ethanol

Conditions
ConditionsYield
Conversion of starting material;A n/a
B 13%
N-ethylsuccinimide
2314-78-5

N-ethylsuccinimide

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

1-ethyl-2-pyrrolidinone

Conditions
ConditionsYield
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;
4-(N,N-diethylamino)butanoic acid
63867-13-0

4-(N,N-diethylamino)butanoic acid

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

1-ethyl-2-pyrrolidinone

Conditions
ConditionsYield
With phosphorus trichloride Erhitzen des Reaktionsprodukts auf 155-160grad.;
3-hydroxy-4-nitro-butyric acid ethyl ester
854852-25-8

3-hydroxy-4-nitro-butyric acid ethyl ester

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

1-ethyl-2-pyrrolidinone

Conditions
ConditionsYield
With 1,4-dioxane; ethanol; copper oxide-chromium oxide at 260℃; under 191232 Torr; Hydrogenation;
methanol
67-56-1

methanol

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

N,N-diethyl-2-diazoacetamide

A

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

1-ethyl-2-pyrrolidinone

B

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

1-ethyl-4-methyl-2-azetidinone

C

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

N,N-diethylglycine methyl ester

D

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

2-methoxy-N,N-diethyl-acetamide

Conditions
ConditionsYield
at 0℃; for 0h; Product distribution; Irradiation; variuos temp.;A 16.8 % Chromat.
B 37.5 % Chromat.
C 11.9 % Chromat.
D n/a
N-acetyl-α-pyrrolidone

N-acetyl-α-pyrrolidone

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

1-ethyl-2-pyrrolidinone

Conditions
ConditionsYield
With sulfuric acid at 45℃; elektrolytische Reduktion;
N-ethylsuccinimide
2314-78-5

N-ethylsuccinimide

sulfuric acid
7664-93-9

sulfuric acid

water
7732-18-5

water

A

1-ethylpyrrolidine
7335-06-0

1-ethylpyrrolidine

B

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

1-ethyl-2-pyrrolidinone

Conditions
ConditionsYield
at 28℃; elektrochemischen Reduktion an einer Blei-Kathode;
1,4-dioxane
123-91-1

1,4-dioxane

ethanol
64-17-5

ethanol

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

3-hydroxy-4-nitro-butyric acid ethyl ester

copper oxide-chromium oxide

copper oxide-chromium oxide

A

1-ethylpyrrolidine
7335-06-0

1-ethylpyrrolidine

B

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

1-ethyl-2-pyrrolidinone

Conditions
ConditionsYield
at 260℃; under 191232 Torr; Hydrogenation;
4-(ethylamino)butyric acid
76572-84-4

4-(ethylamino)butyric acid

water
7732-18-5

water

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

1-ethyl-2-pyrrolidinone

Conditions
ConditionsYield
at 100℃; vom pH 1.2 bis pH 12.7;
4-(ethylamino)butyric acid
76572-84-4

4-(ethylamino)butyric acid

butan-1-ol
71-36-3

butan-1-ol

A

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

1-ethyl-2-pyrrolidinone

B

water
7732-18-5

water

Conditions
ConditionsYield
at 100℃;
2-pyrrolidinon
616-45-5

2-pyrrolidinon

C2H5X

C2H5X

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

1-ethyl-2-pyrrolidinone

Conditions
ConditionsYield
With sodium hydride at 60 - 70℃;
1-(2-hydroxyethyl)-2-pyrrolidinone
3445-11-2

1-(2-hydroxyethyl)-2-pyrrolidinone

A

2-pyrrolidinon
616-45-5

2-pyrrolidinon

B

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

1-ethyl-2-pyrrolidinone

C

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

1-ethenyl-2-pyrrolidinone

Conditions
ConditionsYield
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;
1-ethenyl-2-pyrrolidinone
88-12-0

1-ethenyl-2-pyrrolidinone

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

4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane

A

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

1-ethyl-2-pyrrolidinone

B

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

((CH3)4C2O2)BCHCHNC4H6O

C

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

1-(2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyl)pyrrolidin-2-one

Conditions
ConditionsYield
With bis[dichloro(pentamethylcyclopentadienyl)iridium(III)] In benzene-d6 for 18h; Inert atmosphere;
2-pyrrolidinon
616-45-5

2-pyrrolidinon

ethanol
64-17-5

ethanol

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

1-ethyl-2-pyrrolidinone

Conditions
ConditionsYield
With ammonium bromide at 250℃; for 5h; Autoclave;
deuteromethanol
1455-13-6

deuteromethanol

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

N,N-diethyl-2-diazoacetamide

A

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

1-ethyl-2-pyrrolidinone

B

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

1-ethyl-4-methyl-2-azetidinone

C

C7H14(2)HNO2
1167575-44-1

C7H14(2)HNO2

Conditions
ConditionsYield
Irradiation;
N,N-diethyl-2-diazoacetamide
6112-00-1

N,N-diethyl-2-diazoacetamide

A

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

1-ethyl-2-pyrrolidinone

B

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

1-ethyl-4-methyl-2-azetidinone

Conditions
ConditionsYield
In chloroform Irradiation;
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

trifluoroacetic anhydride
407-25-0

trifluoroacetic anhydride

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

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

Conditions
ConditionsYield
With aluminum (III) chloride In N,N-dimethyl-formamide at 60℃; for 24h;95%
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

N-ethylsuccinimide
2314-78-5

N-ethylsuccinimide

Conditions
ConditionsYield
With ruthenium(IV) oxide; sodium periodate In ethyl acetate for 15h; Ambient temperature;93%
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

dimethyl sulfate
77-78-1

dimethyl sulfate

C7H14NO(1+)*CH3O4S(1-)

C7H14NO(1+)*CH3O4S(1-)

Conditions
ConditionsYield
In neat (no solvent) at 20℃; for 12h; Inert atmosphere;92%
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

Tosyl isocyanate
4083-64-1

Tosyl isocyanate

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

(E)-N-(1-ethylpyrrolidin-2-ylidene)-4-methylbenzenesulfonamide

Conditions
ConditionsYield
In tetrahydrofuran at 20℃; for 18h;91%
styrene
292638-84-7

styrene

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

1-ethyl-2-pyrrolidinone

A

N-ethyl-3-phenethylpyrrolidin-2-one

N-ethyl-3-phenethylpyrrolidin-2-one

B

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

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

Conditions
ConditionsYield
With potassium tert-butylate at 80℃; for 2h; Sealed tube;A 86%
B 5%
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

1-ethylpyrrolidine hydrochloride

1-ethylpyrrolidine hydrochloride

Conditions
ConditionsYield
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%
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

1-Ethylpyrrolidine-2-thione

1-Ethylpyrrolidine-2-thione

Conditions
ConditionsYield
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
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

3-pyridinecarboxylic acid ethyl ester
614-18-6

3-pyridinecarboxylic acid ethyl ester

1-ethyl-3-nicotinoyl-2-pyrrolidinone

1-ethyl-3-nicotinoyl-2-pyrrolidinone

Conditions
ConditionsYield
With sodium hydride In toluene for 48h; Heating;85%
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

2-Adamantanone
700-58-3

2-Adamantanone

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

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

Conditions
ConditionsYield
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℃;
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

(E)-methyl 2-(2-methoxy-3-oxoisoindolin-1-ylidene)acetate
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

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

Conditions
ConditionsYield
With air at 100℃; for 3h; Green chemistry; regioselective reaction;82%
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

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

mono-6-deoxy-6-(p-tolylsulphonyl)-β-cyclodextrin

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

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

Conditions
ConditionsYield
at 90℃;80%
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

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

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

Conditions
ConditionsYield
With air at 100℃; for 12h; Green chemistry; regioselective reaction;79%
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

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

(4-bromophenyl)magnesium bromide

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

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

Conditions
ConditionsYield
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%
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

phenylmagnesium bromide
100-58-3

phenylmagnesium bromide

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

1-ethyl-5-phenyl-2,3-dihydropyrrole

Conditions
ConditionsYield
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%
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

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

4-(ethylamino)butan-1-ol

Conditions
ConditionsYield
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%
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

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

(4-chlorphenyl)magnesium bromide

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

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

Conditions
ConditionsYield
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%
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

benzonitrile
100-47-0

benzonitrile

C20H19N3

C20H19N3

Conditions
ConditionsYield
With potassium tert-butylate at 110℃; for 16h;74%
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

A

N-ethylsuccinimide
2314-78-5

N-ethylsuccinimide

B

N-acetylpyrrolidinone
932-17-2

N-acetylpyrrolidinone

Conditions
ConditionsYield
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%
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

toluene-4-sulfonamide
70-55-3

toluene-4-sulfonamide

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

(E)-N-(1-ethylpyrrolidin-2-ylidene)-4-methylbenzenesulfonamide

Conditions
ConditionsYield
With diazoacetic acid ethyl ester; zinc trifluoromethanesulfonate In cyclohexane for 12h; Reflux; stereoselective reaction;73%
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

(E)-methyl 2-(2,5-dimethoxy-3-oxoisoindolin-1-ylidene)acetate
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

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

Conditions
ConditionsYield
With air at 100℃; for 12h; Green chemistry; regioselective reaction;72%
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

4-methoxyphenyl magnesium bromide
13139-86-1

4-methoxyphenyl magnesium bromide

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

1-ethyl-5-(4-methoxyphenyl)-2,3-dihydropyrrole

Conditions
ConditionsYield
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%
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

4-flourophenylmagnesium bromide
352-13-6

4-flourophenylmagnesium bromide

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

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

Conditions
ConditionsYield
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%
1-ethyl-2-pyrrolidinone
2687-91-4

1-ethyl-2-pyrrolidinone

phenanthridine
229-87-8

phenanthridine

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

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

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