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
Cas:2687-91-4
Min.Order:100 Gram
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inquiryProName: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
Cas:2687-91-4
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inquiry2687-91-4 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
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inquiryWuhan 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
Cas:2687-91-4
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inquiryWelcome 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
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inquiryProduct Product name N-Ethyl-2-pyrrolidone(NEP) Synonyms 1-Ethyl-2-pyrrolidinone EINECS 220-250-6
Cas:2687-91-4
Min.Order:1 Kilogram
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Type:Other
inquiryProduct 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
Cas:2687-91-4
Min.Order:10 Gram
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inquirySuperiority 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
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inquiry1-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:
Cas:2687-91-4
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inquiry1. 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
Cas:2687-91-4
Min.Order:1 Gram
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inquiryColorcom 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
Cas:2687-91-4
Min.Order:1 Metric Ton
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Type:Manufacturers
inquiryTIANFUCHEM--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
Cas:2687-91-4
Min.Order:1 Metric Ton
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inquiryOur 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
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inquiryWITH 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
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Min.Order:10 Gram
FOB Price: $146.0 / 176.0
Type:Trading Company
inquiryOur 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
Cas:2687-91-4
Min.Order:10 Kilogram
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Type:Trading Company
inquiryProduct 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
Cas:2687-91-4
Min.Order:5 Metric Ton
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Type:Other
inquiryOur 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
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inquiryMethanesulfonic 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
Cas:2687-91-4
Min.Order:1 Kilogram
FOB Price: $4.0 / 5.0
Type:Trading Company
inquiryN-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
Cas:2687-91-4
Min.Order:1 Gram
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Type:Lab/Research institutions
inquiryHello, 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
Cas:2687-91-4
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryProduct 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,
Cas:2687-91-4
Min.Order:20 Metric Ton
Negotiable
Type:Trading Company
inquiry1,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
Cas:2687-91-4
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryAbout Product Details
Cas:2687-91-4
Min.Order:500 Kilogram
FOB Price: $1.0 / 2.0
Type:Lab/Research institutions
inquiryHenan 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
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
Cas:2687-91-4
Min.Order:100 Metric Ton
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Type:Lab/Research institutions
inquiryHangzhou 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
Cas:2687-91-4
Min.Order:0 Metric Ton
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inquiryName N-Ethyl-2-pyrrolidone Synonyms 1-Ethyl-2-pyrrolidinone; NEP Molecular Structure Molecular Formula
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
Cas:2687-91-4
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryConditions | 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% |
Conditions | Yield |
---|---|
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
4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane
A
1-ethyl-2-pyrrolidinone
B
1-(2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyl)pyrrolidin-2-one
Conditions | Yield |
---|---|
With Rh(acac)(dppb) In tetrahydrofuran for 18h; Inert atmosphere; regioselective reaction; | A n/a B 83% |
Conditions | Yield |
---|---|
dirhodium tetraacetate In dichloromethane at 40℃; for 5h; | 77% |
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% |
N-trimethylsilyl-pyrrolidin-2-one
Ethyl benzenesulfonate
A
1-ethyl-2-pyrrolidinone
B
trimethylsilyl benzenesulfonate
Conditions | Yield |
---|---|
Heating; | A 59% B 72% |
Conditions | Yield |
---|---|
ZSM-5 | 69% |
Conditions | Yield |
---|---|
ZSM-5 | A 68% B 13% |
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% |
N,N-diethyl-2-diazoacetamide
A
1-ethyl-2-pyrrolidinone
B
1-ethyl-4-methyl-2-azetidinone
C
C12H22N2O2
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; |
Conditions | Yield |
---|---|
With sodium hydride Heating; | 42% |
N,N-diethyl-2-diazoacetamide
B
1-ethyl-2-pyrrolidinone
C
N1,N1,N4,N4-tetraethylfumaramide
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% |
4-butanolide
water
triethylamine
A
1-ethyl-2-pyrrolidinone
B
ethanol
Conditions | Yield |
---|---|
Conversion of starting material; | A n/a B 13% |
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; |
4-(N,N-diethylamino)butanoic acid
1-ethyl-2-pyrrolidinone
Conditions | Yield |
---|---|
With phosphorus trichloride Erhitzen des Reaktionsprodukts auf 155-160grad.; |
3-hydroxy-4-nitro-butyric acid ethyl ester
1-ethyl-2-pyrrolidinone
Conditions | Yield |
---|---|
With 1,4-dioxane; ethanol; copper oxide-chromium oxide at 260℃; under 191232 Torr; Hydrogenation; |
methanol
N,N-diethyl-2-diazoacetamide
A
1-ethyl-2-pyrrolidinone
B
1-ethyl-4-methyl-2-azetidinone
C
N,N-diethylglycine methyl ester
D
2-methoxy-N,N-diethyl-acetamide
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 |
1-ethyl-2-pyrrolidinone
Conditions | Yield |
---|---|
With sulfuric acid at 45℃; elektrolytische Reduktion; |
N-ethylsuccinimide
sulfuric acid
water
A
1-ethylpyrrolidine
B
1-ethyl-2-pyrrolidinone
Conditions | Yield |
---|---|
at 28℃; elektrochemischen Reduktion an einer Blei-Kathode; |
1,4-dioxane
ethanol
3-hydroxy-4-nitro-butyric acid ethyl ester
A
1-ethylpyrrolidine
B
1-ethyl-2-pyrrolidinone
Conditions | Yield |
---|---|
at 260℃; under 191232 Torr; Hydrogenation; |
Conditions | Yield |
---|---|
at 100℃; vom pH 1.2 bis pH 12.7; |
4-(ethylamino)butyric acid
butan-1-ol
A
1-ethyl-2-pyrrolidinone
B
water
Conditions | Yield |
---|---|
at 100℃; |
Conditions | Yield |
---|---|
With sodium hydride at 60 - 70℃; |
1-(2-hydroxyethyl)-2-pyrrolidinone
A
2-pyrrolidinon
B
1-ethyl-2-pyrrolidinone
C
1-ethenyl-2-pyrrolidinone
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; |
1-ethenyl-2-pyrrolidinone
4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane
A
1-ethyl-2-pyrrolidinone
B
((CH3)4C2O2)BCHCHNC4H6O
C
1-(2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyl)pyrrolidin-2-one
Conditions | Yield |
---|---|
With bis[dichloro(pentamethylcyclopentadienyl)iridium(III)] In benzene-d6 for 18h; Inert atmosphere; |
Conditions | Yield |
---|---|
With ammonium bromide at 250℃; for 5h; Autoclave; |
deuteromethanol
N,N-diethyl-2-diazoacetamide
A
1-ethyl-2-pyrrolidinone
B
1-ethyl-4-methyl-2-azetidinone
C
C7H14(2)HNO2
Conditions | Yield |
---|---|
Irradiation; |
N,N-diethyl-2-diazoacetamide
A
1-ethyl-2-pyrrolidinone
B
1-ethyl-4-methyl-2-azetidinone
Conditions | Yield |
---|---|
In chloroform Irradiation; |
Conditions | Yield |
---|---|
With aluminum (III) chloride In N,N-dimethyl-formamide at 60℃; for 24h; | 95% |
Conditions | Yield |
---|---|
With ruthenium(IV) oxide; sodium periodate In ethyl acetate for 15h; Ambient temperature; | 93% |
Conditions | Yield |
---|---|
In neat (no solvent) at 20℃; for 12h; Inert atmosphere; | 92% |
1-ethyl-2-pyrrolidinone
Tosyl isocyanate
(E)-N-(1-ethylpyrrolidin-2-ylidene)-4-methylbenzenesulfonamide
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 18h; | 91% |
styrene
1-ethyl-2-pyrrolidinone
Conditions | Yield |
---|---|
With potassium tert-butylate at 80℃; for 2h; Sealed tube; | A 86% B 5% |
1-ethyl-2-pyrrolidinone
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% |
1-ethyl-2-pyrrolidinone
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 |
Conditions | Yield |
---|---|
With sodium hydride In toluene for 48h; Heating; | 85% |
1-ethyl-2-pyrrolidinone
2-Adamantanone
2-(1-ethyl-2-oxopyrrolidin-3-yl)tricyclo[3.3.1.13,7]decan-2-ol
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℃; |
1-ethyl-2-pyrrolidinone
(E)-methyl 2-(2-methoxy-3-oxoisoindolin-1-ylidene)acetate
Conditions | Yield |
---|---|
With air at 100℃; for 3h; Green chemistry; regioselective reaction; | 82% |
1-ethyl-2-pyrrolidinone
mono-6-deoxy-6-(p-tolylsulphonyl)-β-cyclodextrin
Conditions | Yield |
---|---|
at 90℃; | 80% |
1-ethyl-2-pyrrolidinone
(E)-methyl 2-(2-methoxy-4-methyl-3-oxoisoindolin-1-ylidene)acetate
Conditions | Yield |
---|---|
With air at 100℃; for 12h; Green chemistry; regioselective reaction; | 79% |
1-ethyl-2-pyrrolidinone
(4-bromophenyl)magnesium bromide
5-(4-bromophenyl)-1-ethyl-2,3-dihydropyrrole
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% |
1-ethyl-2-pyrrolidinone
phenylmagnesium bromide
1-ethyl-5-phenyl-2,3-dihydropyrrole
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% |
1-ethyl-2-pyrrolidinone
4-(ethylamino)butan-1-ol
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% |
1-ethyl-2-pyrrolidinone
(4-chlorphenyl)magnesium bromide
5-(4-chlorophenyl)-1-ethyl-2,3-dihydropyrrole
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% |
Conditions | Yield |
---|---|
With potassium tert-butylate at 110℃; for 16h; | 74% |
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% |
1-ethyl-2-pyrrolidinone
toluene-4-sulfonamide
(E)-N-(1-ethylpyrrolidin-2-ylidene)-4-methylbenzenesulfonamide
Conditions | Yield |
---|---|
With diazoacetic acid ethyl ester; zinc trifluoromethanesulfonate In cyclohexane for 12h; Reflux; stereoselective reaction; | 73% |
1-ethyl-2-pyrrolidinone
(E)-methyl 2-(2,5-dimethoxy-3-oxoisoindolin-1-ylidene)acetate
Conditions | Yield |
---|---|
With air at 100℃; for 12h; Green chemistry; regioselective reaction; | 72% |
1-ethyl-2-pyrrolidinone
4-methoxyphenyl magnesium bromide
1-ethyl-5-(4-methoxyphenyl)-2,3-dihydropyrrole
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% |
1-ethyl-2-pyrrolidinone
4-flourophenylmagnesium bromide
1-ethyl-5-(4-fluorophenyl)-2,3-dihydropyrrole
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% |
Conditions | Yield |
---|---|
With trifluoroacetic acid; dibenzoyl peroxide In water at 35 - 40℃; for 24h; Inert atmosphere; Irradiation; regioselective reaction; | 70% |
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