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:600-14-6
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryWelcome 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
Cas:600-14-6
Min.Order:1 Kilogram
Negotiable
Type:Manufacturers
inquiryTNJ is a chemical company since 2001. Our specialization, your Confidence ! We keep committing to meet the needs of both market and customers with our innovative technology, high stable quality products and excellent service. We always combine econ
Cas:600-14-6
Min.Order:180 Kilogram
Negotiable
Type:Trading Company
inquiry2,3-pentanedione CAS No.:600-14-6 EINECS:209-984-8 Molecular formula:C5H8O2 Molecular weight:100.12 InChI:InChI=1/C5H8O2/c1-3-5(7)4(2)6/h3H2,1-2H3 Density:0.958 Melting point:-52℃ Boiling point:110-112℃ Flashing point:18℃ Water-solu
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
1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s
Cas:600-14-6
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryShanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu
Cas:600-14-6
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Manufacturers
inquiry1、Our factory passed ISO 9001, ISO 14001, ISO 22000 system certification; HALAL 、KOSHER、FCC AND FDA certificate are available. We can provide customers with better prices, and the supply is stable. 2、We founded in 2004,10% of the staff have more tha
Cas:600-14-6
Min.Order:1 Kilogram
Negotiable
Type:Manufacturers
inquiryColorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on
Our 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:600-14-6
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 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:600-14-6
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva
Cas:600-14-6
Min.Order:1 Kilogram
FOB Price: $9.0 / 99.0
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:600-14-6
Min.Order:10 Gram
FOB Price: $146.0 / 176.0
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:600-14-6
Min.Order:10 Kilogram
FOB Price: $20.0 / 30.0
Type:Trading Company
inquiryProduct Name: 2,3-Pentanedione Synonyms: 2,3-Pentadione;2,3-pentandione;Acethylpropionyl;CH3C(O)C(O)C2H5;2,3-PENTANEDITHIOL;2 3-PENTANEDIONE 96+% FCC;2,3-PENTANEDIONE 97%;2,3-PENTANEDIONE FEMA NO.2841
We are leading fine chemicals supplier in China and Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED intermediat
Cas:600-14-6
Min.Order:1 Kilogram
FOB Price: $4.0 / 5.0
Type:Lab/Research institutions
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:600-14-6
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryWe are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery
Cas:600-14-6
Min.Order:10 Gram
FOB Price: $3.5
Type:Trading Company
inquiryProduct Name: 2,3-Pentanedione Synonyms: 2,3-Pentadione;2,3-pentandione;3-Pentanedione;Natural 2,3-Pentanedione;Acethylpropionyl;CH3C(O)C(O)C2H5;2,3-PENTANEDITHIOL;2 3-PENTANEDIONE 96+% FCC CAS: 600-14-6 MF: C5H8O2 MW: 100.12 EINECS:
2,3-Pentanedione CAS: 600-14-6 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 intermedi
Cas:600-14-6
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:600-14-6
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryhebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developmen
Cas:600-14-6
Min.Order:1 Kilogram
FOB Price: $25.0 / 30.0
Type:Trading Company
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 s
Cas:600-14-6
Min.Order:1 Kilogram
FOB Price: $80.0 / 100.0
Type:Lab/Research institutions
inquiry2.3-Pentanedione CAS: 600-14-6 Specification Item Standard Structural data confirmation 1.H-NMR: The data of structure are identical with reference standard 2.HPLC/GC-MS: Ensure
Best 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
1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highly qualifie
Cas:600-14-6
Min.Order:1 Kilogram
Negotiable
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:600-14-6
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryAdvantage 1: The product passed the professional production process and quality inspection, the purity is 99% +. 2: Highly qualified engineers to provide technical documents and service. 3: We could provide sample for your test. 4: High qualit
Cas:600-14-6
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryPacking: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Transportation:Express/Sea/Air Port:Ningbo/Shanghai/Qingd
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
Conditions | Yield |
---|---|
With CO In benzene-d6 Irradiation (UV/VIS); 355-385 nm;; | A 100% B 68% C 34% D 10% |
LACTIC ACID
2,3-Pentanedione
Conditions | Yield |
---|---|
With aluminum oxide; potassium fluoride at 200℃; Reagent/catalyst; | 81.5% |
trockne Destillation des Zinksalzes; | |
With caesium supported on porous carrier at 260℃; Catalytic behavior; Temperature; Sealed tube; |
1-(2-ethyl-1,3-dithian-2-yl)ethanone
2,3-Pentanedione
Conditions | Yield |
---|---|
In water; acetonitrile electrolysis; Pt-electrode; | 80% |
3,4-epoxy-2-pentanone
2,3-Pentanedione
Conditions | Yield |
---|---|
With titanium(IV) dichlorodiisopropylate In diethyl ether for 3h; Ambient temperature; | 75% |
LACTIC ACID
A
2,3-Pentanedione
B
acetaldehyde
C
propionic acid
D
acrylic acid
Conditions | Yield |
---|---|
With 12% Na2HPO4-modified NaY-20.1 (H2O/SiO2 molar ratio) In water at 340℃; for 2h; Catalytic behavior; Reagent/catalyst; Temperature; | A 5.2% B 5.1% C 1% D 74.3% |
With NaY-20.1 (H2O/SiO2 molar ratio) In water at 340℃; for 2h; Catalytic behavior; Reagent/catalyst; Temperature; | A 2.5% B 13.6% C 1.1% D 42% |
With calcium phosphate hydroxyapatite; ammonia; sodium hydroxide In water at 349.84℃; for 6h; Inert atmosphere; |
3-chloro-3-(ethylthio)-2-pentanone
2,3-Pentanedione
Conditions | Yield |
---|---|
With water; mercury dichloride In dichloromethane at 20℃; for 20h; Hydrolysis; | 73% |
Multi-step reaction with 2 steps 1: 91 percent / sodium carbonate / 15 h / 20 °C 2: 57 percent / H2O; HgCl2 / CH2Cl2 / 3 h / Heating View Scheme |
2-chloro-2-(ethylthio)-3-pentanone
2,3-Pentanedione
Conditions | Yield |
---|---|
With water; mercury dichloride In dichloromethane at 20℃; for 20h; Hydrolysis; | 73% |
Multi-step reaction with 2 steps 1: 97 percent / sodium carbonate / 15 h / 20 °C 2: 60 percent / H2O; HgCl2 / CH2Cl2 / 3 h / Heating View Scheme |
LACTIC ACID
A
2,3-Pentanedione
B
acetaldehyde
C
acetic acid
D
propionic acid
E
acrylic acid
Conditions | Yield |
---|---|
Stage #1: LACTIC ACID With Cs-doped hydroxyapatite In water at 300℃; under 760.051 Torr; Inert atmosphere; Stage #2: at 400℃; Reagent/catalyst; Calcination; | A 72.3% B n/a C n/a D n/a E n/a |
With Mg0388Al2408O4 at 380℃; under 760.051 Torr; pH=7 - 8; Reagent/catalyst; Concentration; Gas phase; | |
With KNO3/TiPO (5:1) In water at 270℃; Catalytic behavior; Kinetics; Concentration; Reagent/catalyst; Temperature; Flow reactor; |
2-(ethylthio)-2-methoxy-3-pentanone
2,3-Pentanedione
Conditions | Yield |
---|---|
With water; mercury dichloride In dichloromethane for 3h; Hydrolysis; Heating; | 60% |
Conditions | Yield |
---|---|
With Cs and Na exchanged beta zeolite at 360℃; for 2h; Reagent/catalyst; | A n/a B n/a C 60% |
With Cs and Na exchanged beta zeolite at 360℃; for 2h; Reagent/catalyst; | A n/a B n/a C 46% |
acetic anhydride
propionaldehyde
A
2,3-Pentanedione
B
3,4-hexanedione
Conditions | Yield |
---|---|
cobalt(II) chloride In acetonitrile at 20℃; for 24h; | A 58% B 23% |
With oxygen; CoCl2 In acetonitrile for 15h; Mechanism; other solvents; other aliphatic and aromatic aldehydes; |
Conditions | Yield |
---|---|
With acetic anhydride; cobalt(II) chloride In acetonitrile at 20℃; for 24h; | A 58% B 23% |
3-(ethylthio)-3-methoxy-2-pentanone
2,3-Pentanedione
Conditions | Yield |
---|---|
With water; mercury dichloride In dichloromethane for 3h; Hydrolysis; Heating; | 57% |
Conditions | Yield |
---|---|
Stage #1: acetaldehyde; propionaldehyde With 3-ethyl-4-methyl-5-hydroxyethylthiazolium chloride; sodium hydrogencarbonate at 120℃; for 3.5h; pH=9 - 10; Autoclave; Stage #2: With ozone; acetic acid at 10℃; Temperature; | 51.6% |
Stage #1: acetaldehyde; propionaldehyde With 3-ethyl 4-methyl-5-hydroxyethylthiazole chloride; sodium hydrogencarbonate at 120℃; for 3.5h; pH=9 - 10; Stage #2: With ozone; acetic acid In water at 10℃; Temperature; |
D-Lactic acid
A
2,3-Pentanedione
B
acetaldehyde
C
propionic acid
D
acrylic acid
Conditions | Yield |
---|---|
With Cs beta zeolite at 360℃; for 10h; | A n/a B n/a C n/a D 44% |
1,2,3,4,5-pentahydroxy-pentane
A
furan
B
2,3-Pentanedione
C
acetaldehyde
D
Glycolaldehyde
E
1-Hydroxy-2-butanone
F
hydroxy-2-propanone
Conditions | Yield |
---|---|
at 358℃; for 0.000833333h; Product distribution; Curie-point pyrolysis; | A 3.5% B 2.6% C 7.1% D 16.4% E 11.6% F 25.9% |
Conditions | Yield |
---|---|
With ozone In methanol | 19% |
LACTIC ACID
A
2,3-Pentanedione
B
carbon monoxide
C
acetaldehyde
D
propionic acid
E
hydroxy-2-propanone
F
acrylic acid
Conditions | Yield |
---|---|
sodium nitrate; silica gel; sodium lactate at 315℃; under 4500.4 Torr; for 2.2h; Product distribution; Rate constant; Thermodynamic data; ΔE(excit.); var. temp. and time; | A 14% B 9.1% C 12.5% D 1.6% E 3.1% F 7.8% |
LACTIC ACID
A
2,3-Pentanedione
B
ethanol
C
acetaldehyde
D
propionic acid
E
hydroxy-2-propanone
F
acrylic acid
Conditions | Yield |
---|---|
With aluminum oxide; silica gel; sodium phosphate at 300℃; under 3750.3 Torr; Product distribution; Thermodynamic data; Equilibrium constant; mechanism, var. sodium phosphate salts, temp. and contact times; | A 4.3% B n/a C 1.9% D 0.9% E 0.6% F 2% |
Conditions | Yield |
---|---|
With piperidine; diethyl ether; bromine Behandlung der von Piperidinhydrobromid befreiten Reaktionsgemische mit 10prozentiger Schwefelsaeure; |
Conditions | Yield |
---|---|
With nitric acid |
Conditions | Yield |
---|---|
With piperidine; diethyl ether; bromine Behandlung der von Piperidinhydrobromid befreiten Reaktionsgemische mit 10prozentiger Schwefelsaeure; |
1-penten-4-yne-3-ol
2,3-Pentanedione
Conditions | Yield |
---|---|
With sulfuric acid; mercury(II) sulfate |
Conditions | Yield |
---|---|
With copper at 250℃; |
Conditions | Yield |
---|---|
durch nachfolgende Verseifung des Produkts mit Schwefelsaeure; |
Conditions | Yield |
---|---|
mit Oxydationsmittel; |
2-ethoxy-pent-1-en-3-one
2,3-Pentanedione
Conditions | Yield |
---|---|
With hydrogenchloride |
3,3-diethoxy-pentan-2-one
2,3-Pentanedione
Conditions | Yield |
---|---|
With hydrogenchloride |
2,3-Pentanedione
Conditions | Yield |
---|---|
durch Erhitzen; |
Conditions | Yield |
---|---|
With trimethylsilyl trifluoromethanesulfonate In dichloromethane at 0℃; for 3h; | 97% |
2,3-Pentanedione
2-hydroxy-2-methylcyclobutan-1-one
Conditions | Yield |
---|---|
With acetone for 1.1h; Flow reactor; UV-irradiation; Green chemistry; | 96% |
In acetonitrile at 25℃; Schlenk technique; Inert atmosphere; Irradiation; | 95% |
In benzene Irradiation; | |
Multi-step reaction with 2 steps 1.1: ethyl acetate / 30 h / Irradiation; Inert atmosphere 1.2: Inert atmosphere 2.1: sodium methylate / methanol / 2 h / 20 °C View Scheme |
Conditions | Yield |
---|---|
In water at 20℃; for 0.5h; Green chemistry; | 95% |
With ammonium chloride In methanol at 20℃; for 1h; Inert atmosphere; | 94% |
With poly(ethylene glycol)-600 In water at 20℃; for 0.0833333h; | 89% |
2,3-Pentanedione
trans-1,2-Diaminocyclohexane
Conditions | Yield |
---|---|
In water at 20℃; for 0.5h; Green chemistry; | 95% |
2,3-Pentanedione
4-nitro-benzoyl chloride
(Z)-3-(p-nitrobenzoyloxy)-3-penten-2-one
Conditions | Yield |
---|---|
With N,N,N,N,N,N-hexamethylphosphoric triamide; triethylamine In tetrahydrofuran at 20℃; for 36h; | 94% |
Conditions | Yield |
---|---|
Stage #1: 2,3-Pentanedione; ethylenediamine In ethanol at -5 - 70℃; for 7h; Stage #2: With potassium hydroxide In 5,5-dimethyl-1,3-cyclohexadiene at 30 - 70℃; for 5h; Time; | 93.5% |
Conditions | Yield |
---|---|
With triethylamine; lithium bromide In tetrahydrofuran | 93% |
2,3-Pentanedione
1,4-dibromo-2,3-pentanedione
Conditions | Yield |
---|---|
With sodium bromate; hydrogen bromide In chloroform at 25 - 35℃; for 11.5h; | 92% |
With bromine | |
With bromine at 20℃; for 1.5h; | |
With bromine for 1.5h; |
2,3-Pentanedione
Norpseudoephedrine
Conditions | Yield |
---|---|
In diethyl ether at 0℃; for 0.5h; | 91% |
2,3-Pentanedione
4,5-dimethyl-1,2-phenylenediamine
2-ethyl-3,6,7-trimethylquinoxaline
Conditions | Yield |
---|---|
With ammonium chloride In methanol at 20℃; for 1h; Inert atmosphere; | 91% |
Conditions | Yield |
---|---|
With acetic acid In ethanol Reflux; | 91% |
Stage #1: 2,3-Pentanedione With hydrogenchloride In methanol at 20℃; Stage #2: 4-methylthiosemicarbazide With hydrogenchloride In methanol at 20℃; for 72h; |
Conditions | Yield |
---|---|
In diethyl ether at 0℃; for 0.5h; | 90% |
2,3-Pentanedione
(R)-Phenylglycinol
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 24h; Cyclization; | 90% |
2,3-Pentanedione
N-ethylthiosemicarbazide
Conditions | Yield |
---|---|
With acetic acid at 20℃; | 90% |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene at 65℃; for 48h; | 90% |
2,3-Pentanedione
triisopropyl(prop-1-en-2-yloxy)silane
(S)-4-hydroxy-4-methyl-6-triisopropylsilanyloxy-hept-6-en-3-one
Conditions | Yield |
---|---|
With silver hexafluoroantimonate; Pd((R)-2,2'-bis(diphenylphosphino)-4,4'-Me-biphenyl)Cl2 In dichloromethane at -78℃; for 24h; Inert atmosphere; optical yield given as %ee; enantioselective reaction; | 89% |
Conditions | Yield |
---|---|
With indium(III) triflate; 1-butyl-3-methylimidazolium Tetrafluoroborate at 100℃; for 2h; Friedlaender Quinoline Synthesis; Ionic liquid; | 89% |
2,3-Pentanedione
2-(trimethylsilyl)methylallyl iodide
Conditions | Yield |
---|---|
With stannous fluoride In tetrahydrofuran Ambient temperature; | 88% |
Conditions | Yield |
---|---|
In ethanol; water at 25℃; Inert atmosphere; | 88% |
2,3-Pentanedione
(Z)-1-(tert-butylthio)-1-trimethylsilyloxyprop-1-ene
Conditions | Yield |
---|---|
With (S,S)-Cu(II) complex from bis(oxazolinyl) ligand and Cu(OTf)2 In dichloromethane at -78℃; | 85% |
Multi-step reaction with 2 steps 1: C48H40P2Pd(2+)*2F6Sb(1-) / dichloromethane / 3 h / -78 °C 2: hydrogenchloride; water / tetrahydrofuran / 2 h / 20 °C View Scheme |
Conditions | Yield |
---|---|
In methanol at 20℃; for 12h; Inert atmosphere; | 85% |
Conditions | Yield |
---|---|
With silver hexafluoroantimonate; PdCl2[(S)-SEGPHOS] In dichloromethane at -78℃; for 18h; | 84% |
Conditions | Yield |
---|---|
With indium(III) triflate; 1-butyl-3-methylimidazolium Tetrafluoroborate at 100℃; for 2h; Friedlaender Quinoline Synthesis; Ionic liquid; | 84% |
2,3-Pentanedione
2,3-diaminomaleonitrile
2-ethyl-3-methyl-5,6-di(1H-tetrazol-5-yl)pyrazine
Conditions | Yield |
---|---|
Stage #1: 2,3-Pentanedione; 2,3-diaminomaleonitrile With sodium azide In dimethyl sulfoxide at 100℃; for 3h; Stage #2: With hydrogenchloride In water; dimethyl sulfoxide | 83% |
2,3-Pentanedione
thiosemicarbazide
2,3-pentanedione bis(thiosemicarbazone)
Conditions | Yield |
---|---|
With acetic acid In ethanol Reflux; | 82.8% |
With hydrogenchloride In methanol; water at 20℃; for 72h; | 4.5 g |
Stage #1: 2,3-Pentanedione With hydrogenchloride In methanol at 20℃; Stage #2: thiosemicarbazide With hydrogenchloride In methanol at 20℃; for 72h; |
2,3-Pentanedione
2,2,3,3-Tetrafluoro-pentane
Conditions | Yield |
---|---|
With sulfur tetrafluoride; hydrogen fluoride at 15℃; for 2h; in an autoclave; | 82% |
2,3-Pentanedione
cobalt(II) thiocyanate
ethylenediamine
Co(CH3CCCH2CH3N2CH2CH2)2(NCS)2
Conditions | Yield |
---|---|
With LiOH In ethanol hot EtOH soln. of metal salt mixed with hot EtOH soln. of ethylenediamine, EtOH soln. of 2,3-pentanedione and LiOH added with stirring, refluxedfor 8 h, cooled; ppt. filtered, washed with EtOH, dried under vac. over P4O10; elem. anal.; | 82% |
Conditions | Yield |
---|---|
With LiOH In ethanol hot EtOH soln. of metal salt mixed with hot EtOH soln. of ethylenediamine, EtOH soln. of 2,3-pentanedione and LiOH added with stirring, refluxedfor 8 h, cooled; ppt. filtered, washed with EtOH, dried under vac. over P4O10; elem. anal.; | 82% |
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