With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin
Cas:15506-53-3
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
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:15506-53-3
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquirycyclobutane-1,3-dione CAS:15506-53-3 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:15506-53-3
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:15506-53-3
Min.Order:1 Kilogram
Negotiable
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:15506-53-3
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryWe 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:15506-53-3
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
inquiryfactory?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
Cas:15506-53-3
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryShandong 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
Cas:15506-53-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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
Cas:15506-53-3
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
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
Cas:15506-53-3
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiry1, 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
Lower 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
high 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
J&H CHEM is one of China's leading providers of integrated fine chemical services including offering, research and development, Custom manufacturing business, as well as other Value-added customer services, for diversified range products of chemicals
1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.
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
Cyclobutane-1,3-dione Application:Cyclobutane-1,3-dione
good quality, competitive price, thoughtful after sale serviceAppearance:White to Off-White Solid Storage:Keep it in dry,shady and cool place Package:as your requirement Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by Sea
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Hangzhou ZeErRui Chemical Co., Ltd. is focused on customization, research and development and production of APIs and advanced intermediates, which can effectively compensate for the deficiencies of traditional CRO and CMO. Priority of high-tech barri
1. Timely and efficient service to ensure communication with customers2. Produce products of different specifications and sizes according to your requirements.3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures sta
Cyclobutane-1,3-dioneAppearance:ask Storage:Keep in dry and cool condition Package:foil aluminium bag/vacuum packing Application:intermediates Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount. By air(airport to airpor
Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
Stable supply of goods and provision of high-quality services Application:As raw materials in the field of medicine and biology
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
United 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
1,Best Quality: Our products have exported to Germany, Spain, UK, USA, Australia, Middle East, and so on other countries, and we have got very good feedback from our customers.so
Cas:15506-53-3
Min.Order:10 Gram
FOB Price: $1.0 / 2.0
Type:Trading Company
inquiryWe 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
Cyclobutane-1,3-dioneAppearance:ask Storage:Keep in dry and cool condition Package:foil aluminium bag/vacuum packing Application:intermediates Transportation:by air or by sea
3-t-Butoxycyclobutenone
cyclobutane-1,3-dione
Conditions | Yield |
---|---|
With trifluoroacetic acid at -10 - 15℃; for 3h; | 88% |
Conditions | Yield |
---|---|
beim Stehen; |
Conditions | Yield |
---|---|
at 130 - 135℃; |
3-ethoxy-2-cyclobuten-1-one
cyclobutane-1,3-dione
Conditions | Yield |
---|---|
With hydrogenchloride |
cyclobutane-1,3-dione
Conditions | Yield |
---|---|
With sulfuric acid |
1,1,3,3-tetramethoxycyclobutane
cyclobutane-1,3-dione
Conditions | Yield |
---|---|
In water formic acid; ethyl acetate |
B
cyclobutane-1,3-dione
cyclobutane-1,3-dione
N-cyclohexyl-cyclohexanamine
cyclobutane-1,2-dione
Conditions | Yield |
---|---|
In ethyl acetate | 96.7% |
cyclobutane-1,3-dione
2-cyclobuten-1-one
Conditions | Yield |
---|---|
With chlorine In tetrachloromethane | 90% |
2-hydroxy-3-butene
cyclobutane-1,3-dione
1-methylprop-2-enyl 3-oxobutanoate
Conditions | Yield |
---|---|
With dmap In diethyl ether for 15h; Ambient temperature; | 87% |
N,N-dimethyl-cyclohexanamine
cyclobutane-1,3-dione
cyclobutane-1,2-dione
Conditions | Yield |
---|---|
In ethyl acetate | 83.3% |
diazomethane
cyclobutane-1,3-dione
3-methoxy-2-cyclobuten-1-one
Conditions | Yield |
---|---|
In diethyl ether; dichloromethane at 0℃; for 2h; | 82% |
(1-hydroxy-allyl)-phosphonic acid dimethyl ester
cyclobutane-1,3-dione
Conditions | Yield |
---|---|
With dmap In tetrahydrofuran; dichloromethane at -20 - 20℃; | 82% |
cyclobutane-1,3-dione
dicyclohexylmethylamine
cyclobutane-1,2-dione
Conditions | Yield |
---|---|
In ethyl acetate | 81.4% |
Conditions | Yield |
---|---|
In ethyl acetate | 79.2% |
cyclobutane-1,3-dione
dimethyl amine
3-Dimethylamino-cyclobut-2-enone
Conditions | Yield |
---|---|
In tetrahydrofuran; dichloromethane at 0℃; for 2h; | 74% |
cyclobutane-1,3-dione
(E)-5-iodo-4-methyl-1-(t-butyldimethylsiloxy)-4-penten-2-ol
(E)-1-iodo-2-methyl-5-(t-butyldimethylsiloxy)-1-penten-4-yl 3-oxo-1-butanoate
Conditions | Yield |
---|---|
With dmap In diethyl ether at -23℃; for 16h; | 71% |
Conditions | Yield |
---|---|
With sodium In ethanol; acetonitrile | 69% |
cyclobutane-1,3-dione
Conditions | Yield |
---|---|
Stage #1: isoleucine With hydrogenchloride; ethanol Heating / reflux; Stage #2: With sodium ethanolate In ethanol for 0.5h; Stage #3: cyclobutane-1,3-dione With sulfuric acid; sodium ethanolate more than 3 stages; | 55.6% |
Stage #1: isoleucine With hydrogenchloride In ethanol Heating / reflux; Stage #2: With sodium ethanolate In ethanol for 0.5h; Stage #3: cyclobutane-1,3-dione With sulfuric acid; water; sodium ethanolate more than 3 stages; | 55.6% |
Conditions | Yield |
---|---|
Stage #1: DL-isovaline With hydrogenchloride; ethanol Heating / reflux; Stage #2: With sodium ethanolate In ethanol for 0.5h; Stage #3: cyclobutane-1,3-dione With sulfuric acid; sodium ethanolate more than 3 stages; | 53% |
cyclobutane-1,3-dione
cyclobutane-1,2-dione
Conditions | Yield |
---|---|
With ammonia In acetonitrile | 47% |
Conditions | Yield |
---|---|
Stage #1: 2-amino-3-cyanohexanoic acid With hydrogenchloride; ethanol Heating / reflux; Stage #2: With sodium ethanolate In ethanol for 0.5h; Stage #3: cyclobutane-1,3-dione With sulfuric acid; sodium ethanolate more than 3 stages; | 45% |
acetoacetamido
cyclobutane-1,3-dione
4-amino-2,4-dimethyl-6-oxo-1,4,5,6-tetrahydro-pyridine-3-carboxylic acid amide
Conditions | Yield |
---|---|
With diethyl ether; ammonia at -15 - -10℃; Man erhitzt das entstandene gelbe Oel im Wasserstoffstrom auf 110grad; |
Conditions | Yield |
---|---|
With sodium ethanolate | |
With sulfuric acid |
cyclobutane-1,3-dione
semicarbazide hydrochloride
1-(3-semicarbazono-butyryl)-semicarbazide
Conditions | Yield |
---|---|
With sodium acetate |
cyclobutane-1,3-dione
4-bromo-3-oxobutyric acid bromide
Conditions | Yield |
---|---|
With tetrachloromethane; bromine |
cyclobutane-1,3-dione
acetoacetamido
Conditions | Yield |
---|---|
With ammonia at -15 - -10℃; |
cyclobutane-1,3-dione
2-acetoacetic acid
Conditions | Yield |
---|---|
With water |
cyclobutane-1,3-dione
butyraldehyde
Conditions | Yield |
---|---|
With hydrogen; platinum |
cyclobutane-1,3-dione
acetoacetic acid methyl ester
Conditions | Yield |
---|---|
With methanol; sodium methylate |
cyclobutane-1,3-dione
Dehydracetic acid
cyclobutane-1,3-dione
phenylhydrazine
3-phenylhydrazono-butyric acid-(N'-phenyl-hydrazide)
Conditions | Yield |
---|---|
With benzene |
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