Dayangchem's 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. DayangChem can provide different quantities
Cas:5394-63-8
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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
Cas:5394-63-8
Min.Order:1
Negotiable
Type:Other
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
Cas:5394-63-8
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryOur company was built in 2009 with an ISO certificate.In the past 6 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:5394-63-8
Min.Order:1 Kilogram
FOB Price: $1000.0
Type:Lab/Research institutions
inquiryWith 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:5394-63-8
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
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:5394-63-8
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiry1. Product advantages ♦ High purity, all above 98.5%, no impurities after dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available ♦ W
Cas:5394-63-8
Min.Order:1 Kilogram
FOB Price: $7.0 / 9.0
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:5394-63-8
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry2,2,6-Trimethyl-4H-1,3-dioxin-4-one CAS:5394-63-8 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 qualit
Cas:5394-63-8
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:5394-63-8
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:5394-63-8
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: Trading(Raw Mater
Cas:5394-63-8
Min.Order:0 Metric Ton
FOB Price: $18.0 / 20.0
Type:Lab/Research institutions
inquiry1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures
Cas:5394-63-8
Min.Order:1 Kilogram
FOB Price: $10.0 / 20.0
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:5394-63-8
Min.Order:0 Metric Ton
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:5394-63-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryChemlyte Solutions believe that customers and suppliers deserve much more than what traditional distributors can offer. To grow in today s fast-paced and increasingly competitive market it is essential to be able to quickly adapt to market forces eff
Cas:5394-63-8
Min.Order:100 Gram
Negotiable
Type:Other
inquiryMassive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and
Cas:5394-63-8
Min.Order:1 Gram
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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:5394-63-8
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryGMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
Cas:5394-63-8
Min.Order:1 Milligram
Negotiable
Type:Trading Company
inquiry2,2,6-Trimethyl-4H-1,3-dioxin-4-one Chemical Properties Melting point 12-13 °C(lit.) Boiling point ~275 °C(lit.) density 1.07 g/mL at 25 °C(lit.) refractive index n20/D 1.460(lit.) Fp 67 °F storage temp. 2-8&de
Cas:5394-63-8
Min.Order:1 Gram
FOB Price: $66.0
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:5394-63-8
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryWe Huarong Pharm can provide Customized Synthesis & Process R&D & APIs and intermediates Production & Quality Research & Registration Application, especially our GMP validation service which complies with SFDA, FDA, WHO and EU EMPA. O
Cas:5394-63-8
Min.Order:0
Negotiable
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:5394-63-8
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:5394-63-8
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryHigh quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use
Cas:5394-63-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
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
Cas:5394-63-8
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiryWe produce carbomer by our own factory,carbomer 940 is our best seller.It is used for cosmetic and medical.And we also become agent for lubrizol.Our carbomer 940 get high viscosity and good transparency.The price will depond on the market,surely supp
Cas:5394-63-8
Min.Order:0
Negotiable
Type:Trading Company
inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:5394-63-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
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
Cas:5394-63-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryhigh 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
Conditions | Yield |
---|---|
With sulfuric acid; acetic anhydride In acetone at 0 - 20℃; for 5h; | 100% |
Conditions | Yield |
---|---|
With sulfuric acid; acetic anhydride at 0 - 20℃; for 5h; | 98% |
Conditions | Yield |
---|---|
With Aliquat 336 In toluene at 70℃; for 6h; | 95% |
toluene-4-sulfonic acid |
Conditions | Yield |
---|---|
83% |
5-(1-hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione
2,2,6-trimethyl-4H-1,3-dioxin-4-one
Conditions | Yield |
---|---|
In acetone; toluene at 111℃; for 2h; | 80% |
4-methyleneoxetan-2-one
toluene-4-sulfonic acid
acetone
2,2,6-trimethyl-4H-1,3-dioxin-4-one
Conditions | Yield |
---|---|
With pyridine; acetone; zinc(II) sulfate | |
With toluene-4-sulfonic acid; acetone |
Conditions | Yield |
---|---|
With diethyl ether; acetone; zinc(II) chloride |
isopropenyl acetoacetate
2,2,6-trimethyl-4H-1,3-dioxin-4-one
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In (2)H8-toluene at 70 - 90℃; for 1h; | |
With acetone In xylene at 91.7℃; for 1h; | 100 % Chromat. |
isopropenyl acetoacetate
A
2,6-dimethylpyrone
B
3-acetyl-4-hydroxy-6-methyl-2H-pyran-2-one
C
2,2,6-trimethyl-4H-1,3-dioxin-4-one
D
4-methyl-1,5-dioxaspiro[5.5]undec-3-en-2-one
E
1,3-diacetyl acetone
Conditions | Yield |
---|---|
In xylene at 91.7℃; for 0.75h; Product distribution; | A n/a B n/a C 15 % Chromat. D 14 % Chromat. E n/a |
2,2,6-trimethyl-4H-1,3-dioxin-4-one
A
2,2,6-trimethyl-4H-1,3-dioxin-4-one
B
5-bromo-2,2,6-trimethyl-1,3-diox-5-in-4-one
Conditions | Yield |
---|---|
With N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile); potassium carbonate 1) -78 deg C, 2) -78 to 0 deg C, 2) 0 deg C; Yield given. Multistep reaction. Yields of byproduct given; |
2-methyl-5-norbornen-2-yl exo-acetoacetate
2,2,6-trimethyl-4H-1,3-dioxin-4-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 48 percent / 600 °C / 0.1 - 1 Torr 2: p-TsOH / toluene-d8 / 1 h / 70 - 90 °C View Scheme |
2-methyl-5-norbornen-2-yl endo-acetoacetate
2,2,6-trimethyl-4H-1,3-dioxin-4-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 48 percent / 600 °C / 0.1 - 1 Torr 2: p-TsOH / toluene-d8 / 1 h / 70 - 90 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: pyridine / dichloromethane / 2 h / 0 - 20 °C 2: acetone; toluene / 2 h / 111 °C View Scheme |
Conditions | Yield |
---|---|
In hexane for 24h; Irradiation; | 100% |
2,2,6-trimethyl-4H-1,3-dioxin-4-one
(R,S)-2,2-dimethyl-1,3-dioxolane-4-methanol
(2,2-dimethyl-1,3-dioxolan-4-yl)methyl 3-oxobutanoate
Conditions | Yield |
---|---|
In toluene at 20 - 130℃; for 3.5h; Inert atmosphere; | 100% |
In xylene for 1h; Heating; |
pyrrolidine
2,2,6-trimethyl-4H-1,3-dioxin-4-one
1-(pyrrolidin-1-yl)butane-1,3-dione
Conditions | Yield |
---|---|
In toluene at 20℃; for 12.25h; Reflux; | 100% |
for 0.0333333h; microwave irradiation; | 87% |
In toluene for 3h; Reflux; | |
In toluene for 3h; Reflux; |
N-benzyloxyglycine ethyl ester
2,2,6-trimethyl-4H-1,3-dioxin-4-one
acetoacetamido-N-benzyloxyglycine ethyl ester
Conditions | Yield |
---|---|
In toluene at 110℃; for 4h; | 100% |
piperidine
2,2,6-trimethyl-4H-1,3-dioxin-4-one
1-(piperidin-1-yl)-butane-1,3-dione
Conditions | Yield |
---|---|
In toluene at 20℃; for 12.25h; Reflux; | 100% |
With sodium acetate In tetrahydrofuran for 24h; Reflux; | 99% |
In 5,5-dimethyl-1,3-cyclohexadiene at 150℃; for 0.5h; | 95% |
In toluene for 2h; Reflux; Inert atmosphere; | 93% |
In toluene for 2h; Inert atmosphere; Reflux; | 93% |
2,2,6-trimethyl-4H-1,3-dioxin-4-one
N,N-diethylethylenediamine
N-(2-(diethylamino)ethyl)-3-oxobutanamide
Conditions | Yield |
---|---|
at 130℃; for 0.0833333h; Microwave irradiation; Green chemistry; | 100% |
at 110 - 115℃; Product distribution / selectivity; |
3-Hydroxy-3-methyl-2-butanone
2,2,6-trimethyl-4H-1,3-dioxin-4-one
3-Acetyl-4,5,5-trimethyl-Δ3-butenolide
Conditions | Yield |
---|---|
With triethylamine In toluene at 110℃; for 3h; Reagent/catalyst; Concentration; Molecular sieve; Inert atmosphere; | 100% |
With triethylamine In toluene for 3h; Reflux; | 86% |
With triethylamine for 3h; Reflux; |
2,2,6-trimethyl-4H-1,3-dioxin-4-one
ethylenediamine
7-methyl-3,4-dihydro-1H-1,4-diazepin-5(2H)-one
Conditions | Yield |
---|---|
at 130℃; for 0.0833333h; Microwave irradiation; Green chemistry; | 100% |
Conditions | Yield |
---|---|
at 130℃; for 0.0833333h; Microwave irradiation; Green chemistry; | 100% |
2,2,6-trimethyl-4H-1,3-dioxin-4-one
1,2-diamino-benzene
4-methyl-1H-benzo[b][1,4]diazepin-2(5H)-one
Conditions | Yield |
---|---|
at 130℃; for 0.0833333h; Microwave irradiation; Green chemistry; | 100% |
Conditions | Yield |
---|---|
With potassium carbonate In water for 2h; Reflux; | 100% |
Conditions | Yield |
---|---|
With potassium carbonate In water for 2h; Reflux; | 100% |
Conditions | Yield |
---|---|
With potassium carbonate In water for 2h; Reflux; | 100% |
Benzophenone-3
2,2,6-trimethyl-4H-1,3-dioxin-4-one
3-acetyl-7-methoxy-4-phenylcoumarin
Conditions | Yield |
---|---|
In decalin for 12h; Solvent; Reflux; | 100% |
2,2,6-trimethyl-4H-1,3-dioxin-4-one
diphenylamine
N,N-diphenylacetoacetamide
Conditions | Yield |
---|---|
In toluene at 20℃; for 12.25h; Reflux; | 100% |
2,2,6-trimethyl-4H-1,3-dioxin-4-one
1,2:5,6-di-O-isopropylidene-α-D-glucofuranose
3-Oxo-butyric acid (5R,6S)-5-(2,2-dimethyl-[1,3]dioxolan-4-yl)-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-6-yl ester
Conditions | Yield |
---|---|
In xylene at 150℃; for 0.5h; | 99% |
2,2,6-trimethyl-4H-1,3-dioxin-4-one
(-)-8-phenylmenthol
(+)-(1R,2S,5R)-8-phenylmenthyl 3-oxobutanoate
Conditions | Yield |
---|---|
With sodium acetate In tetrahydrofuran for 24h; Reflux; | 99% |
In xylene at 160℃; for 0.5h; preheated bath; |
2,2,6-trimethyl-4H-1,3-dioxin-4-one
(2S,3S,4R,5S,6R)-3,4,5-Tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-ol
3-Oxo-butyric acid (2R,3S,4R,5S,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl ester
Conditions | Yield |
---|---|
In xylene at 150℃; for 0.5h; | 99% |
2,2,6-trimethyl-4H-1,3-dioxin-4-one
cyclohexanol
cyclohexyl 3-oxobutanoate
Conditions | Yield |
---|---|
With sodium acetate In tetrahydrofuran for 24h; Reflux; | 99% |
In xylene for 0.5h; Heating; | 80% |
In 5,5-dimethyl-1,3-cyclohexadiene at 150℃; for 2h; | 76% |
Esterification; | 35% |
Condensation; |
2,2,6-trimethyl-4H-1,3-dioxin-4-one
tert-butyl alcohol
tert-butyl acetoacetate
Conditions | Yield |
---|---|
With sodium acetate In tetrahydrofuran for 24h; Reflux; | 99% |
Esterification; | 92% |
for 0.1h; microwave irradiation; | 70% |
2,2,6-trimethyl-4H-1,3-dioxin-4-one
N-tert-butylbenzylamine
N-tert-butyl-N-benzylacetoacetamide
Conditions | Yield |
---|---|
In 5,5-dimethyl-1,3-cyclohexadiene at 120℃; for 5h; Dean-Stark; Inert atmosphere; | 99% |
In m-xylene at 120 - 150℃; |
2,2,6-trimethyl-4H-1,3-dioxin-4-one
(+/-)-1-(N-tert-Butoxycarbonylamino)propan-2-one
Conditions | Yield |
---|---|
In 5,5-dimethyl-1,3-cyclohexadiene at 150℃; for 0.166667h; Inert atmosphere; | 99% |
(R,E)-7-hydroxy-7-methyl-3-(prop-1-en-1-yl)-6H-isochromene-6,8(7H)-dione
2,2,6-trimethyl-4H-1,3-dioxin-4-one
Conditions | Yield |
---|---|
With triethylamine In toluene at 110℃; for 1h; Molecular sieve; Inert atmosphere; Schlenk technique; | 99% |
2,2,6-trimethyl-4H-1,3-dioxin-4-one
Conditions | Yield |
---|---|
With triethylamine In toluene at 110℃; for 1h; Molecular sieve; Inert atmosphere; Schlenk technique; | 99% |
6-chloro-1,2,3,4-tetrahydroquinoline
2,2,6-trimethyl-4H-1,3-dioxin-4-one
Conditions | Yield |
---|---|
In toluene at 110℃; for 1.5h; Microwave irradiation; | 99% |
alpha-D-glucopyranose
2,2,6-trimethyl-4H-1,3-dioxin-4-one
D-(+)-glucose pentaacetoacetate
Conditions | Yield |
---|---|
In xylene at 150℃; for 0.5h; | 98.5% |
2,2,6-trimethyl-4H-1,3-dioxin-4-one
3-Hydroxypropionitrile
2-cyanoethylacetoacetate
Conditions | Yield |
---|---|
In o-xylene at 141℃; for 2h; | 98.3% |
In 5,5-dimethyl-1,3-cyclohexadiene at 140 - 145℃; for 1h; | 90% |
In xylene at 140 - 145℃; for 1h; | 81.6% |
dimethyl (S)-malate
2,2,6-trimethyl-4H-1,3-dioxin-4-one
(1'S)-1',2'-bis(methoxycarbonyl)ethyl 3-oxobutanoate
Conditions | Yield |
---|---|
In toluene for 1h; Heating; | 98% |
Conditions | Yield |
---|---|
With sodium acetate In tetrahydrofuran for 24h; Reflux; | 98% |
In water for 2.5h; Reflux; Green chemistry; | 94% |
In 5,5-dimethyl-1,3-cyclohexadiene Reflux; | 82% |
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