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 services. DayangChem can provide different quantities of custom synthesis ch
Cas:4747-72-2
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryOur 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
Cas:4747-72-2
Min.Order:1 Metric Ton
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Type:Lab/Research institutions
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:4747-72-2
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
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
Cas:4747-72-2
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryisocyanatocyclopropane CAS:4747-72-2 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 in
Cas:4747-72-2
Min.Order:1 Gram
Negotiable
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:4747-72-2
Min.Order:1 Kilogram
Negotiable
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
Cas:4747-72-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
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
Cas:4747-72-2
Min.Order:0
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Type:Lab/Research institutions
inquiryZibo Hangyu Biotechnology Development 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 chemi
Cas:4747-72-2
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryhigh purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
R & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates
Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as
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
Cas:4747-72-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryCyclopropane, isocyanato- cas 4747-72-2Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
4747-72-2 Application:intermediate
Cas:4747-72-2
Min.Order:0
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Type:Lab/Research institutions
inquiryGood Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
bulk productionChemsigma International Co.,Ltd. is a chemical manufacturer, specialize in custom synthesis and organic chemical manufacturing for overseas customers, in the field of API, pharmaceutical intermediates, chemical intermediates, fine chem
Cas:4747-72-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Best Seller, High Quality, Competitive Price, Fast Delivery, Quick ResponseAppearance:powder, or liquid Storage:Stored in room temperature, ventilated place Package:Bottle, barrel, cargo, container, etc. Application:Pharmaceuticals, intermediates, AP
1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
Cas:4747-72-2
Min.Order:10 Milligram
Negotiable
Type:Lab/Research institutions
inquirysocyanatocyclopropane Basic information Product Name: isocyanatocyclopropane Synonyms: isocyanatocyclopropane;Cyclopropane, isocyanato-;cyclo
Cas:4747-72-2
Min.Order:10 Gram
Negotiable
Type:Lab/Research institutions
inquiryQingdao Sigma Chemical Ltd is is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, peptide,Nootropis etc API, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc. Our Labo
Cas:4747-72-2
Min.Order:1 Gram
FOB Price: $1.0
Type:Trading Company
inquiryUnited Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat
Cas:4747-72-2
Min.Order:0
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Type:Lab/Research institutions
inquiryJoyinchem have been committed to chemical supply for several years and have built good cooperation records with multinational chemical corporations and importers from all over the world. Our services include:-Spot goods-Contract manufacturing-Custom
Cas:4747-72-2
Min.Order:0
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Type:Lab/Research institutions
inquiryAppearance:powder Storage:store in cool place. Keep container tightly closed in a dry and well-ventilated place. Package:bottle; drum; as per your customers' requests Application:fine chemical
Cas:4747-72-2
Min.Order:0 Metric Ton
Negotiable
Type:Trading Company
inquiryCyclopropane, isocyanato- Storage:keep in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/pharma intermediate Transportation:By Sea,by Air,By courier like DHL or Fedx. Port:Shanghai/Shenzhen
Supply top quality products with a reasonable price Application:api
Cas:4747-72-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryWe promise quality; We deliver goods timely; We test product purity before delivery;We quote price reasonabl;We guarantee after sale service.Appearance:White or off-white crystalline powder Storage:cool and dry area,avoiding light Package:1g/5g/10g/2
Conditions | Yield |
---|---|
With sodium azide In Dimethyl ether |
Conditions | Yield |
---|---|
With diphenyl phosphoryl azide; triethylamine In toluene at 20 - 80℃; Rearrangement; | |
With diphenyl phosphoryl azide; triethylamine In toluene at 0 - 80℃; for 6.5h; | |
With diphenyl phosphoryl azide; triethylamine In toluene at 70℃; for 0.333333h; | |
With diphenyl phosphoryl azide; triethylamine In toluene at 100℃; for 1h; |
isocyanatocyclopropane
Conditions | Yield |
---|---|
bei thermischen Zersetzung; |
bis(trichloromethyl) carbonate
Cyclopropylamine
isocyanatocyclopropane
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 0℃; for 0.5h; Product distribution / selectivity; | |
In tetrahydrofuran at 25℃; for 3.5h; Inert atmosphere; Reflux; |
cyclopropylcarbonyl azide
isocyanatocyclopropane
Conditions | Yield |
---|---|
In acetonitrile at 120℃; under 5171.62 Torr; Curtius rearrangement; |
4-amino-N-methyl-N-[1-(tetrahydro-2H-pyran-4-ylmethyl)-2-(trifluoromethyl)-1H-benzimidazol-5-yl]piperidine-1-sulfonamide
isocyanatocyclopropane
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 1h; | 100% |
4-chlorobenzoic acid hydrazide
isocyanatocyclopropane
2-(4-chlorobenzoyl)-N-cyclopropylhydrazinecarboxamide
Conditions | Yield |
---|---|
In tetrahydrofuran at 50℃; Inert atmosphere; | 100% |
isocyanatocyclopropane
Conditions | Yield |
---|---|
In dichloromethane at 0℃; for 2h; | 100% |
2-amino-4-methyl-thiophene-3-carboxylic acid ethyl ester
isocyanatocyclopropane
Conditions | Yield |
---|---|
With pyridine at 50℃; for 40h; | 100% |
Conditions | Yield |
---|---|
With potassium carbonate In ethanol at 20℃; for 48h; | 100% |
Conditions | Yield |
---|---|
With pyridine at 80℃; for 16h; | 99% |
isocyanatocyclopropane
Conditions | Yield |
---|---|
In dichloromethane at 25℃; for 72h; Inert atmosphere; | 96% |
2,3-dihydro-5-(3',4'-dichlorophenyl)-6,7-bis(hydroxymethyl)-1H-pyrrolizine
isocyanatocyclopropane
Conditions | Yield |
---|---|
With triethylamine In dichloromethane for 60h; | 95% |
Chloroiodomethane
isocyanatocyclopropane
2-chloro-N-cyclopropylacetamide
Conditions | Yield |
---|---|
With methyllithium lithium bromide In diethyl ether at -78℃; | 95% |
With methyllithium; lithium bromide In diethyl ether at -78℃; for 1h; chemoselective reaction; | 95% |
4‑(4‑amino‑3‑chlorophenoxy)‑7‑methoxyquinoline‑6‑carboxamide
isocyanatocyclopropane
lenvatinib
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 20℃; Solvent; | 94.5% |
In dichloromethane at 25℃; for 2h; Temperature; | 86.8% |
2-(trifluoromethoxy)benzoic acid hydrazide
isocyanatocyclopropane
N-Cyclopropyl-2-{[2-(trifluoromethoxy)phenyl]carbonyl}hydrazinecarboxamide
Conditions | Yield |
---|---|
In tetrahydrofuran at 60℃; for 18h; | 93% |
4-(2,3-dichloro-4-nitrophenoxy)pyridin-2-amine
isocyanatocyclopropane
1-cyclopropyl-3-(4-(2,3-dichloro-4-nitrophenoxy)pyridin-2-yl)urea
Conditions | Yield |
---|---|
Stage #1: 4-(2,3-dichloro-4-nitrophenoxy)pyridin-2-amine; isocyanatocyclopropane In pyridine at 0 - 20℃; for 72h; Inert atmosphere; Stage #2: With ammonia In pyridine; methanol | 91% |
In pyridine at 0 - 20℃; for 72h; Inert atmosphere; | 91% |
isocyanatocyclopropane
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran at 0 - 20℃; for 1h; | 86% |
isocyanatocyclopropane
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 0.166667h; Inert atmosphere; | 85% |
isocyanatocyclopropane
Conditions | Yield |
---|---|
In dichloromethane at 0℃; for 2h; | 84% |
isocyanatocyclopropane
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 0.166667h; Inert atmosphere; | 84% |
isocyanatocyclopropane
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 0.166667h; Inert atmosphere; | 81% |
3-nitro-aniline
isocyanatocyclopropane
N-(3-nitrophenyl)-N'-cyclopropyl urea
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 25℃; Inert atmosphere; Schlenk technique; | 80% |
isocyanatocyclopropane
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 0.166667h; Inert atmosphere; | 79% |
isocyanatocyclopropane
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; Inert atmosphere; | 79% |
isocyanatocyclopropane
Conditions | Yield |
---|---|
In dichloromethane at 0℃; for 2h; | 72% |
ortho-bromophenyl isocyanide
isocyanatocyclopropane
3-cyclopropylquinazolin-4(3H)-one
Conditions | Yield |
---|---|
Stage #1: ortho-bromophenyl isocyanide With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.25h; Inert atmosphere; Stage #2: isocyanatocyclopropane In tetrahydrofuran; hexane at -78℃; for 3h; Inert atmosphere; Stage #3: With water; ammonium chloride In tetrahydrofuran; hexane at -78 - 20℃; | 70% |
Conditions | Yield |
---|---|
In tetrahydrofuran; dichloromethane at 25℃; for 2h; | 70% |
isocyanatocyclopropane
Conditions | Yield |
---|---|
With pyridine at 20℃; for 16h; | 70% |
isocyanatocyclopropane
Conditions | Yield |
---|---|
With pyridine at 20℃; for 16h; | 66% |
Conditions | Yield |
---|---|
With potassium carbonate In ethanol at 20℃; for 48h; | 66% |
4-fluorobenzoyl hydrazide
isocyanatocyclopropane
N-[(cyclopropylcarbamoyl)amino]-4-fluorobenzamide
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 2h; | 62% |
isocyanatocyclopropane
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 20℃; | 61.7% |
7-nitro-1,2,3,4-tetrahydro-quinoline
isocyanatocyclopropane
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 20℃; Inert atmosphere; | 59% |
isocyanatocyclopropane
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In dichloromethane at 0 - 20℃; for 4h; | 58% |
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