DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe
Cas:625-52-5
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryOur main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block
Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O
Cas:625-52-5
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
Cas:625-52-5
Min.Order:1 Kilogram
FOB Price: $15.0 / 50.0
Type:Trading Company
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
Cas:625-52-5
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
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:625-52-5
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiry1.In No Less 10 years exporting experience. you 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 Specializ
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
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
J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia
The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi
We are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov
CAS:625-52-5 EINECS:210-898-8 MW:88.11 MF:C3H8N2O Melting point:87-90 °C(lit.) Appearance:White crystalline powder Package:25kg/drum Transportation:by sea/air/courier Port:Shanghai
factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
Shandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W
1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
Cas:625-52-5
Min.Order:1 Metric Ton
FOB Price: $7.0 / 8.0
Type:Trading Company
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
SAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in custom synthe
Cas:625-52-5
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryTriumph has the complete production of G- KG - MT service chain,we can make the new technology into productivity quickly in the research and development of new products. Main Business Custom Synthesis:
We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp
1, High quality with competitive price:2, Fast and safe delivery3.Excellent pre-sales and after-sales service4. Well-trained and professional technologist and sales with rich experience in the field for 5-10 yearsAppearance:see detailed specification
high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea
Cas:625-52-5
Min.Order:1 bottle
Negotiable
Type:Lab/Research institutions
inquiryhigh quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
TAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp
Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
We are a trading company aiming at providing high-quality services to customers. Established for many years, with good reputation in the industry Storage:Sealed and preserved Application:Fine chemical intermediates, used as the main raw material for
Ethylurea Application:Ethylurea
Supply top quality products with a reasonable price Application:api
Conditions | Yield |
---|---|
With ammonia In water at 60℃; for 4h; | A 98.5% B 95% |
S-methyl N-ethylthiocarbamate
N-Ethylurea
Conditions | Yield |
---|---|
With ammonia In ethyl acetate | 93% |
With ammonium hydroxide In 1,4-dioxane at 70℃; for 6h; |
Conditions | Yield |
---|---|
With [bis(acetoxy)iodo]benzene; ammonia In methanol at 0 - 20℃; for 2h; Hofmann Rearrangement; Inert atmosphere; | 84% |
Conditions | Yield |
---|---|
With diethyl ether; hydroxylamine |
N-ethyl-N'-hydroxy-thiourea
N-Ethylurea
Conditions | Yield |
---|---|
With water | |
With ethanol |
Conditions | Yield |
---|---|
at 150℃; |
Conditions | Yield |
---|---|
With water |
Conditions | Yield |
---|---|
at 150℃; | |
With ethanol at 150℃; | |
at 150℃; oder in alkoh. Loesung; |
Conditions | Yield |
---|---|
With water |
Conditions | Yield |
---|---|
With ammonia |
Conditions | Yield |
---|---|
In ethanol Heating; |
hydrogenchloride
2-ethylamino-thiazol-4-one
A
N-Ethylurea
B
sulfoacetic acid
Conditions | Yield |
---|---|
folgend Eindampfen der von Barium befreiten Loesung; |
Conditions | Yield |
---|---|
at 18℃; Rate constant; | |
at 60℃; Rate constant; |
N-ethyl-N’-propionylurea
nitric acid
A
N-Ethylurea
B
propionic acid
Conditions | Yield |
---|---|
In DMF-THF |
N-Ethylurea
Conditions | Yield |
---|---|
With 1,4-diaza-bicyclo[2.2.2]octane; N-benzyl-N,N,N-triethylammonium chloride; ammonia; boric acid; sodium chloride; sodium hydroxide In dichloromethane; water at 25 - 40℃; pH=10 - 10.5; | 41.1 g |
Conditions | Yield |
---|---|
With hydrogenchloride In water at 0℃; for 3.16667h; Reflux; |
Conditions | Yield |
---|---|
In deuteromethanol at 37℃; Kinetics; |
Conditions | Yield |
---|---|
With hydrogenchloride In water at 60℃; for 16h; | |
With hydrogenchloride In water |
Conditions | Yield |
---|---|
In acetonitrile at 20℃; for 5h; | 100% |
In acetonitrile at 20℃; for 1.5h; |
N-Ethylurea
(-)-Cyclohexenylethylcyanessigester
5-Cyclohex-1-enyl-3,5-diethyl-6-imino-dihydro-pyrimidine-2,4-dione
Conditions | Yield |
---|---|
98% |
N-Ethylurea
dimethyl acetylenedicarboxylate
triphenylphosphine
dimethyl 2-{[(methylamino)carbonyl]amino}-3-(1,1,1-triphenyl-λ5-phosphanylidene)succinate
Conditions | Yield |
---|---|
In hexane; ethyl acetate at 20℃; Michael condensation; chemoselective reaction; | 97% |
bromobenzene
N-Ethylurea
carbon monoxide
N-(ethylcarbamoyl)benzamide
Conditions | Yield |
---|---|
With dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; triethylamine In 1,4-dioxane at 100℃; under 3361.55 Torr; for 4h; Microwave irradiation; regioselective reaction; | 96% |
Conditions | Yield |
---|---|
With sodium ethanolate In ethanol for 6h; Heating; | 95% |
With sodium ethanolate In ethanol for 24h; Reflux; | 45% |
Stage #1: N-Ethylurea; ethyl 2-cyanoacetate With sodium ethanolate In ethanol for 6h; Heating / reflux; Stage #2: With hydrogenchloride In water at 0℃; pH=7; |
Conditions | Yield |
---|---|
With cerous p-toluenesulfonate tetrahydrate at 80℃; for 1h; Green chemistry; | 94% |
Conditions | Yield |
---|---|
With cerous p-toluenesulfonate tetrahydrate at 80℃; for 1h; Green chemistry; | 92% |
With boric acid In acetic acid at 100℃; for 2h; Biginelli reaction; | 52% |
With boric acid; acetic acid at 100℃; for 2h; Biginelli reaction; | 52% |
N-Ethylurea
ethyl 6-chloro-4-(phenylamino)nicotinate
ethyl 6-(3-ethylureido)-4-(phenylamino)nicotinate
Conditions | Yield |
---|---|
With palladium diacetate; caesium carbonate; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene In 1,4-dioxane at 80℃; for 16.5h; Inert atmosphere; | 92% |
N-Ethylurea
ethyl 6-chloro-4-(1H-imidazol-1-yl)nicotinate
ethyl 6-(3-ethylureido)-4-(1H-imidazol-1-yl)nicotinate
Conditions | Yield |
---|---|
With potassium tert-butylate; palladium diacetate; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene In 1,4-dioxane; water at 20 - 100℃; for 16h; Buchwald-Hartwig Coupling; Inert atmosphere; | 92% |
N-Ethylurea
1-Ethyl-5-propyl-barbitursaeure
Conditions | Yield |
---|---|
With sodium ethanolate In ethanol for 12h; Heating; | 91% |
N-Ethylurea
triphenylphosphine
acetylenedicarboxylic acid diethyl ester
diethyl 2-{[(methylamino)carbonyl]amino}-3-(1,1,1-triphenyl-λ5-phosphanylidene)succinate
Conditions | Yield |
---|---|
In hexane; ethyl acetate at 20℃; Michael condensation; chemoselective reaction; | 90% |
Conditions | Yield |
---|---|
With benzoic acid In para-xylene at 130℃; for 8h; Inert atmosphere; Schlenk technique; | 90% |
N-Ethylurea
Conditions | Yield |
---|---|
With hydrogenchloride In methanol; water for 8h; Reflux; | 90% |
Conditions | Yield |
---|---|
Stage #1: ethyl acetoacetate; 3-tolyl isocyanate With 1,8-diazabicyclo[5.4.0]undec-7-ene In toluene for 6h; Schlenk technique; Stage #2: N-Ethylurea In toluene Reflux; Schlenk technique; | 89% |
pyrimidine-2,4,5,6(1H,3H)-tetraone
N-Ethylurea
1-ethyl-4-hydroxy-2,5-dioxo-imidazolidine-4-carboxylic acid carbamoylamide
Conditions | Yield |
---|---|
In water at 90℃; | 88% |
With water |
Conditions | Yield |
---|---|
With Indion-130 resin at 110℃; for 0.25h; | 88% |
N-Ethylurea
Conditions | Yield |
---|---|
With hydrogenchloride In water; acetonitrile for 0.333333h; Reflux; | 88% |
Conditions | Yield |
---|---|
With benzoic acid In para-xylene at 130℃; for 8h; Inert atmosphere; Schlenk technique; | 87% |
Conditions | Yield |
---|---|
With protonated penta-6-hydroxypurine bismuth chloride cluster chlorine complex In ethanol for 6h; Biginelli Pyrimidone Synthesis; Reflux; Green chemistry; | 87% |
Conditions | Yield |
---|---|
With cerous p-toluenesulfonate tetrahydrate at 80℃; for 1h; Green chemistry; | 87% |
Conditions | Yield |
---|---|
With cerous p-toluenesulfonate tetrahydrate at 80℃; for 1h; Green chemistry; | 87% |
Conditions | Yield |
---|---|
at 60 - 70℃; for 0.5h; Knoevenagel condensation; | 86% |
4-benzoyl-1-(4-nitrophenyl)-5-phenyl-1H-pyrazole-3-carboxylic acid chloride
N-Ethylurea
N-[4-benzoyl-1-(4-nitrophenyl)-5-phenyl-1H-pyrazole-3-carbonyl]-N'-ethylurea
Conditions | Yield |
---|---|
In 5,5-dimethyl-1,3-cyclohexadiene for 4h; Reflux; | 86% |
Conditions | Yield |
---|---|
With cerous p-toluenesulfonate tetrahydrate at 80℃; for 1h; Green chemistry; | 86% |
Conditions | Yield |
---|---|
In benzene at 20℃; | 85% |
In diethyl ether for 2h; Reflux; | 80% |
N-Ethylurea
2,4-Dichloro-6-hydrazonomethyl-phenol
Conditions | Yield |
---|---|
With Montmorillonite K-10 clay for 0.1h; microwave irradiation; | 85% |
Conditions | Yield |
---|---|
With Montmorillonite K-10 clay In dichloromethane for 0.166667h; microwave irradiation; | 85% |
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