Located in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Benefiting from the outstanding customer service and
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
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inquiryThe 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
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inquiryDayangChem exported this product to many countries and regions at best price in China. If you are looking for the product’s supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product specifica
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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
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inquiryOur advantage: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 Scient
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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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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
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inquiry1.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
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inquiryOur company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At prese
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inquiryHebei Mojin Biological Technology Co., Ltd. is specialize in the production of chemical raw materials and reagents,located in Shijiazhuang, Hebei Province. In recent decades, under the efforts of all staff, in Shandong, Henan, Guangdong and many othe
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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
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inquiryProduct Detail Minimum Order Qty. 10 Gram
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inquiryBest quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia
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inquiryA substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
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inquiryJ&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
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inquiry1.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
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inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
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inquiryWe 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
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inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
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inquiryLower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
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inquiryR & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou
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inquiryShanghai Lonwin Chemical company is a subsidiary of Lonwin Industry Group Limited, was established in 2011 and is headquartered in Shanghai, adjacent to China National Convention and Exhibition Center and Hongqiao transportation hub.Lonwinchem is
Cas:13623-94-4
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inquiryJinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands
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inquiry1.High quality : the purity is 99% min . through multiple producing procedures. 2.Competitive price : low price because of our skilled production technolpgy ,save the production cost at most , and give big profit room to our customers413.Safe and fa
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
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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
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inquiryOur clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
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inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou
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inquiryAnsciep 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
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inquirydipotassium 2-nitroethylene-1,1-dithiolate
dimethyl sulfate
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
In hexane; toluene at 0℃; for 2.5h; | 85% |
In methanol at 20℃; for 2h; | 70% |
In methanol at 20℃; for 2h; | 70% |
In methanol at 20℃; for 2h; | 70% |
In methanol; water |
dipotassium 2-nitroethylene-1,1-dithiolate
methyl iodide
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 0 - 20℃; Inert atmosphere; | 77.5% |
In N,N-dimethyl-formamide at 0 - 20℃; Inert atmosphere; | 77.5% |
In acetonitrile at 20℃; | 60% |
dimethyl sulfate
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
With methanol In water for 2h; Ambient temperature; | 77% |
carbon disulfide
nitromethane
methyl iodide
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
Stage #1: carbon disulfide; nitromethane at -15℃; for 0.25h; Inert atmosphere; Stage #2: With potassium hydroxide In methanol at -10℃; for 2h; Inert atmosphere; Stage #3: methyl iodide In methanol; water at 20℃; for 2h; | 74% |
Stage #1: carbon disulfide; nitromethane With potassium hydroxide In ethanol at 20℃; for 0.5h; Stage #2: methyl iodide In N,N-dimethyl-formamide at 20℃; for 1h; | 72% |
2-[(2-guanidinothiazol-4-yl)methylthio]ethylamine dihydrochloride
B
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
With sodium methylate In methanol | A 65% B n/a |
nitro ketene dithioacetal
methyl iodide
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 20℃; Inert atmosphere; |
1,1-di(methylsulfanyl)-2-nitroethylene
1,1-diamino-2-nitroethene
Conditions | Yield |
---|---|
With ammonia In methanol at 50℃; for 18h; | 100% |
With ammonia | 77% |
With ammonia In methanol at 50℃; for 18h; | 76.9% |
4-methoxy-aniline
1,1-di(methylsulfanyl)-2-nitroethylene
(E)-4-methoxy-N-[1-(methylthio)-2-nitroethenyl]benzenamine
Conditions | Yield |
---|---|
In ethanol at 110℃; for 1.5h; Microwave irradiation; Inert atmosphere; | 99% |
In ethanol for 24h; Heating; | 91% |
N-butylamine
1,1-di(methylsulfanyl)-2-nitroethylene
N,N'-dibutyl-2-nitroethene-1,1-diamine
Conditions | Yield |
---|---|
In ethanol for 48h; Reflux; | 99% |
5-hydroxypentylamine
1,1-di(methylsulfanyl)-2-nitroethylene
5,5'-((2-nitroethene-1,1-diyl)bis(azanediyl))bis(pentan-1-ol)
Conditions | Yield |
---|---|
In ethanol for 48h; Reflux; | 99% |
ethylenediamine
1,1-di(methylsulfanyl)-2-nitroethylene
2-(nitromethylene)imidazolidine
Conditions | Yield |
---|---|
In ethanol Reflux; | 98% |
In ethanol at 110℃; for 0.333333h; Microwave irradiation; | 98% |
In ethanol for 8h; Reflux; | 87% |
4-fluoroaniline
1,1-di(methylsulfanyl)-2-nitroethylene
4-fluoro-N-[1-(methylsulfanyl)-2-nitroethenyl]aniline
Conditions | Yield |
---|---|
In ethanol at 110℃; for 1.5h; Microwave irradiation; Inert atmosphere; | 98% |
In ethanol for 10h; Heating; | 84% |
In ethanol at 110℃; for 1.5h; Microwave irradiation; | |
In ethanol for 24h; Reflux; | |
In ethanol at 80℃; for 3h; Inert atmosphere; |
cyclohexylamine
1,1-di(methylsulfanyl)-2-nitroethylene
N-[1-(methylthio)-2-nitroethenyl]cyclohexanamine
Conditions | Yield |
---|---|
In ethanol at 110℃; for 1.5h; Microwave irradiation; Inert atmosphere; | 98% |
In ethanol for 18h; Heating; | 75% |
for 24h; Heating; | 75% |
Trimethylenediamine
1,1-di(methylsulfanyl)-2-nitroethylene
1,2,3,4,5,6-hexahydro-2-(nitromethylidene)pyrimidine
Conditions | Yield |
---|---|
In ethanol at 110℃; for 0.333333h; Microwave irradiation; | 98% |
In ethanol at 80℃; for 4h; | 93% |
In ethanol Reflux; | 85% |
1H-indene-1,3(2H)-dione
5-nitroisatin
ethylenediamine
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
Stage #1: ethylenediamine; 1,1-di(methylsulfanyl)-2-nitroethylene In ethanol for 6h; Reflux; Green chemistry; Stage #2: 1H-indene-1,3(2H)-dione; 5-nitroisatin With aluminum potassium sulfate dodecahydrate In ethanol at 60℃; for 1h; Green chemistry; | 98% |
4-bromo-aniline
1,1-di(methylsulfanyl)-2-nitroethylene
4-bromo-N-[1-(methylthio)-2-nitroethenyl]benzenamine
Conditions | Yield |
---|---|
In ethanol at 110℃; for 1.5h; Microwave irradiation; Inert atmosphere; | 97% |
In ethanol at 110℃; for 1.5h; Microwave irradiation; | |
In ethanol for 24h; Reflux; |
1H-indene-1,3(2H)-dione
4-nitrobenzaldehdye
ethylenediamine
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
Stage #1: ethylenediamine; 1,1-di(methylsulfanyl)-2-nitroethylene In ethanol for 6h; Reflux; Stage #2: 1H-indene-1,3(2H)-dione; 4-nitrobenzaldehdye With KAl(SO4)2·12H2O In ethanol for 1h; Reflux; | 97% |
1H-indene-1,3(2H)-dione
3-nitro-benzaldehyde
ethylenediamine
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
Stage #1: ethylenediamine; 1,1-di(methylsulfanyl)-2-nitroethylene In ethanol for 6h; Reflux; Stage #2: 1H-indene-1,3(2H)-dione; 3-nitro-benzaldehyde In ethanol for 1h; Reflux; | 97% |
1H-indene-1,3(2H)-dione
5-Bromo-1H-indole-2,3-dione
ethylenediamine
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
Stage #1: ethylenediamine; 1,1-di(methylsulfanyl)-2-nitroethylene In ethanol for 6h; Reflux; Green chemistry; Stage #2: 1H-indene-1,3(2H)-dione; 5-Bromo-1H-indole-2,3-dione With aluminum potassium sulfate dodecahydrate In ethanol at 60℃; for 1.16667h; Green chemistry; | 97% |
2-Hydroxy-1,4-naphthoquinone
2,2-Dimethyl-1,3-diaminopropane
(4-fluorophenyl)glyoxal
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
Stage #1: 2,2-Dimethyl-1,3-diaminopropane; 1,1-di(methylsulfanyl)-2-nitroethylene In ethanol; water for 4h; Reflux; Stage #2: 2-hydroxynaphtho-1,4-quinone; (4-fluorophenyl)glyoxal In ethanol; water at 60℃; for 0.0833333h; regioselective reaction; | 97% |
2-Hydroxy-1,4-naphthoquinone
(4-fluorophenyl)glyoxal
1,4-diaminobutane
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
Stage #1: 1,4-diaminobutane; 1,1-di(methylsulfanyl)-2-nitroethylene In ethanol; water for 4h; Reflux; Stage #2: 2-hydroxynaphtho-1,4-quinone; (4-fluorophenyl)glyoxal In ethanol; water at 60℃; for 0.0833333h; regioselective reaction; | 97% |
1H-indene-1,3(2H)-dione
ethylenediamine
4-cyanobenzaldehyde
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
Stage #1: ethylenediamine; 1,1-di(methylsulfanyl)-2-nitroethylene In ethanol for 6h; Reflux; Stage #2: 1H-indene-1,3(2H)-dione; 4-cyanobenzaldehyde With KAl(SO4)2·12H2O In ethanol for 1.5h; Reflux; | 96% |
1H-indene-1,3(2H)-dione
3-nitro-benzaldehyde
ethylenediamine
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
Stage #1: ethylenediamine; 1,1-di(methylsulfanyl)-2-nitroethylene In ethanol for 6h; Reflux; Stage #2: 1H-indene-1,3(2H)-dione; 3-nitro-benzaldehyde With KAl(SO4)2·12H2O In ethanol for 1h; Reflux; | 96% |
1H-indene-1,3(2H)-dione
4-nitrobenzaldehdye
ethylenediamine
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
Stage #1: ethylenediamine; 1,1-di(methylsulfanyl)-2-nitroethylene In ethanol for 6h; Reflux; Stage #2: 1H-indene-1,3(2H)-dione; 4-nitrobenzaldehdye In ethanol for 1h; Reflux; | 96% |
Stage #1: ethylenediamine; 1,1-di(methylsulfanyl)-2-nitroethylene In ethanol for 6h; Reflux; Green chemistry; Stage #2: 1H-indene-1,3(2H)-dione; 4-nitrobenzaldehdye In ethanol for 2h; Reflux; Green chemistry; diastereoselective reaction; | 92% |
benzylamine
1,1-di(methylsulfanyl)-2-nitroethylene
N,N'-dibenzyl-2-nitroethylene-1,1-diamine
Conditions | Yield |
---|---|
In ethanol at 80℃; for 2h; | 95% |
In ethanol for 48h; Reflux; | 92% |
In ethanol |
m-phenylenediamine
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
In ethanol for 24h; Heating; | 95% |
1,1-di(methylsulfanyl)-2-nitroethylene
benzyl alcohol
Conditions | Yield |
---|---|
With sodium hydride In tetrahydrofuran at 0℃; | 95% |
1,4-bis(4-methylphenyl)-2-butyne-1,4-dione
1,4-diaminobutane
1,1-di(methylsulfanyl)-2-nitroethylene
2-[7-hydroxy-7-(4-methylphenyl)-9-nitro-2,3,4,5-tetrahydropyrrolo[1,2-a][1,3]diazepin-8-(7H)-yliden]-1-(4-methylphenyl)-1-ethanone
Conditions | Yield |
---|---|
Stage #1: 1,4-diaminobutane; 1,1-di(methylsulfanyl)-2-nitroethylene In ethanol for 4h; Reflux; Stage #2: 1,4-bis(4-methylphenyl)-2-butyne-1,4-dione In ethanol at 20℃; for 2h; diastereoselective reaction; | 95% |
1H-indene-1,3(2H)-dione
4-nitrobenzaldehdye
Trimethylenediamine
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
Stage #1: Trimethylenediamine; 1,1-di(methylsulfanyl)-2-nitroethylene In ethanol for 6h; Reflux; Green chemistry; Stage #2: 1H-indene-1,3(2H)-dione; 4-nitrobenzaldehdye In ethanol for 2h; Reflux; Green chemistry; diastereoselective reaction; | 95% |
1H-indene-1,3(2H)-dione
5-nitroisatin
Trimethylenediamine
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
Stage #1: Trimethylenediamine; 1,1-di(methylsulfanyl)-2-nitroethylene In ethanol for 6h; Reflux; Green chemistry; Stage #2: 1H-indene-1,3(2H)-dione; 5-nitroisatin With aluminum potassium sulfate dodecahydrate In ethanol at 60℃; for 1h; Green chemistry; | 95% |
1H-indene-1,3(2H)-dione
5-chloroindole 2,3-dione
ethylenediamine
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
Stage #1: ethylenediamine; 1,1-di(methylsulfanyl)-2-nitroethylene In ethanol for 6h; Reflux; Green chemistry; Stage #2: 1H-indene-1,3(2H)-dione; 5-chloroindole 2,3-dione With aluminum potassium sulfate dodecahydrate In ethanol at 60℃; for 1.25h; Green chemistry; | 95% |
2-Hydroxy-1,4-naphthoquinone
(4-fluorophenyl)glyoxal
1,2-diaminopropan
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
Stage #1: 1,2-diaminopropan; 1,1-di(methylsulfanyl)-2-nitroethylene In ethanol; water for 4h; Reflux; Stage #2: 2-hydroxynaphtho-1,4-quinone; (4-fluorophenyl)glyoxal In ethanol; water at 60℃; for 0.0833333h; regioselective reaction; | 95% |
2-Hydroxy-1,4-naphthoquinone
phenylglyoxal hydrate
1,4-diaminobutane
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
Stage #1: 1,4-diaminobutane; 1,1-di(methylsulfanyl)-2-nitroethylene In ethanol; water for 4h; Reflux; Stage #2: 2-hydroxynaphtho-1,4-quinone; phenylglyoxal hydrate In ethanol; water at 60℃; for 0.25h; regioselective reaction; | 95% |
2-(2,4-dichloro-phenyl)-ethylamine
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
In ethanol for 12h; Reflux; | 95% |
BARBITURIC ACID
ethylamine
1,1-di(methylsulfanyl)-2-nitroethylene
acenaphthene quinone
Conditions | Yield |
---|---|
In ethanol for 8.5h; Reflux; chemoselective reaction; | 95% |
1H-indene-1,3(2H)-dione
2-mercaptoethylamine hydrochloride
4-nitrobenzaldehdye
1,1-di(methylsulfanyl)-2-nitroethylene
Conditions | Yield |
---|---|
Stage #1: 2-mercaptoethylamine hydrochloride; 1,1-di(methylsulfanyl)-2-nitroethylene With triethylamine In ethanol; water for 4h; Reflux; Stage #2: 1H-indene-1,3(2H)-dione; 4-nitrobenzaldehdye In ethanol; water at 80℃; for 0.0333333h; diastereoselective reaction; | 95% |
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