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Dayang Chem (Hangzhou) Co.,Ltd.

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

2,3-Pentanedione Manufacturer/High quality/Best price/In stock

Cas:600-14-6

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Simagchem Corporation

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

High quality Acetyl Propionyl supplier in China

Cas:600-14-6

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

inquiry

Hefei TNJ chemical industry co.,ltd

TNJ 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

2,3-Pentanedione cas NO.600-14-6

Cas:600-14-6

Min.Order:180 Kilogram

Negotiable

Type:Trading Company

inquiry

EAST CHEMSOURCES LIMITED

2,3-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

2,3-pentanedione

Cas:600-14-6

Min.Order:1 Kilogram

FOB Price: $2.0 / 3.0

Type:Manufacturers

inquiry

Ality Chemical Corporation

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

Factory Supply Pentane-2,3-dione

Cas:600-14-6

Min.Order:1

Negotiable

Type:Other

inquiry

Xi'an Xszo Chem Co., Ltd.

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

Factory Price 99% Food Grade 2,3-Pentanedione 600-14-6 Kosher Manufacturer

Cas:600-14-6

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

Shanghai Seasonsgreen Chemical Co.,Ltd

Shanghai 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

lower price High quality 2,3-Pentanedione

Cas:600-14-6

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Manufacturers

inquiry

Tengzhou Runlong Fragrance Co., Ltd.

1、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

FEMA 2841 Food flavor 2,3-Pentanedione CAS NO 600-14-6

Cas:600-14-6

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

inquiry

COLORCOM LTD.

Colorcom 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

2,3-Pentanedione

Cas:600-14-6

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

inquiry

Chemwill Asia Co., Ltd.

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

2,3-Pentanedione

Cas:600-14-6

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

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 Scientific and so

2,3-Pentanedione-

Cas:600-14-6

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Our 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

2,3-Pentanedione CAS:600-14-6

Cas:600-14-6

Min.Order:1 Kilogram

FOB Price: $9.0 / 99.0

Type:Trading Company

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

WITH 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

Best Purity CAS 600-14-6 with high-quality service

Cas:600-14-6

Min.Order:10 Gram

FOB Price: $146.0 / 176.0

Type:Trading Company

inquiry

Wuhan Han Sheng New Material Technology Co.,Ltd

Our 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

2,3-Pentanedione,Cas No.:600-14-6

Cas:600-14-6

Min.Order:10 Kilogram

FOB Price: $20.0 / 30.0

Type:Trading Company

inquiry

Henan Sinotech Import&Export Corporation

Product 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

2,3-Pentanedione

Cas:600-14-6

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

inquiry

Henan Wentao Chemical Product Co., Ltd.

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

2,3-Pentanedione-CAS NO.: 600-14-6

Cas:600-14-6

Min.Order:1 Kilogram

FOB Price: $4.0 / 5.0

Type:Lab/Research institutions

inquiry

Shanghai Upbio Tech Co.,Ltd

1.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

2,3-Pentanedione 600-14-6

Cas:600-14-6

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Xi'an Faithful Biotech Co., Ltd.

We 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

Shanghai Minstar Chemical Co., Ltd

Product 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

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

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

2,3-Pentanedione CAS: 600-14-6

Cas:600-14-6

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shandong Hanjiang Chemical Co., Ltd.

Hello, 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

2,3-Pentanedione

Cas:600-14-6

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei yanxi chemical co.,LTD.

hebei 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

The solubility in water is 60 g/l

Cas:600-14-6

Min.Order:1 Kilogram

FOB Price: $25.0 / 30.0

Type:Trading Company

inquiry

Hebei Quanhe Biotechnology Co. LTD

1. 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

2,3-Pentanedione

Cas:600-14-6

Min.Order:1 Kilogram

FOB Price: $80.0 / 100.0

Type:Lab/Research institutions

inquiry

Lonwin Chemical Group Limited

2.3-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

Factory supply 2.3-Pentanedione

Cas:600-14-6

Min.Order:1 Kilogram

Negotiable

Type:Other

inquiry

Xiamen Hisunny Chemical Co.,Ltd

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

Acetyl Propionyl

Cas:600-14-6

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hubei Jiutian Bio-medical Technology Co., Ltd

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

2,3-Pentanedione CAS 600-14-6

Cas:600-14-6

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Keyingchem Co.,Ltd

Hangzhou 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

Acetyl Propionyl

Cas:600-14-6

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

JINING XINHE CHEMICAL CO., LTD

Advantage 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

2,3-Pentanedione600-14-6

Cas:600-14-6

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Fonlynn Health Technology Co., Ltd.

Packing: 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

Acetyl propionyl

Cas:600-14-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou J&H Chemical Co., Ltd.

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

Acetyl Propionyl

Cas:600-14-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

CpRe(CO)2(COCH3)(CH3)

CpRe(CO)2(COCH3)(CH3)

3,4-hexanedione
4437-51-8

3,4-hexanedione

A

tricarbonylcyclopentadienylrhenium

tricarbonylcyclopentadienylrhenium

B

2,3-Pentanedione
600-14-6

2,3-Pentanedione

C

dimethylglyoxal
431-03-8

dimethylglyoxal

D

acetone
67-64-1

acetone

Conditions
ConditionsYield
With CO In benzene-d6 Irradiation (UV/VIS); 355-385 nm;;A 100%
B 68%
C 34%
D 10%
LACTIC ACID
849585-22-4

LACTIC ACID

2,3-Pentanedione
600-14-6

2,3-Pentanedione

Conditions
ConditionsYield
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
129650-81-3

1-(2-ethyl-1,3-dithian-2-yl)ethanone

2,3-Pentanedione
600-14-6

2,3-Pentanedione

Conditions
ConditionsYield
In water; acetonitrile electrolysis; Pt-electrode;80%
3,4-epoxy-2-pentanone
17257-79-3

3,4-epoxy-2-pentanone

2,3-Pentanedione
600-14-6

2,3-Pentanedione

Conditions
ConditionsYield
With titanium(IV) dichlorodiisopropylate In diethyl ether for 3h; Ambient temperature;75%
LACTIC ACID
849585-22-4

LACTIC ACID

A

2,3-Pentanedione
600-14-6

2,3-Pentanedione

B

acetaldehyde
75-07-0

acetaldehyde

C

propionic acid
802294-64-0

propionic acid

D

acrylic acid
79-10-7

acrylic acid

Conditions
ConditionsYield
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
303186-51-8

3-chloro-3-(ethylthio)-2-pentanone

2,3-Pentanedione
600-14-6

2,3-Pentanedione

Conditions
ConditionsYield
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
303186-52-9

2-chloro-2-(ethylthio)-3-pentanone

2,3-Pentanedione
600-14-6

2,3-Pentanedione

Conditions
ConditionsYield
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
849585-22-4

LACTIC ACID

A

2,3-Pentanedione
600-14-6

2,3-Pentanedione

B

acetaldehyde
75-07-0

acetaldehyde

C

acetic acid
64-19-7

acetic acid

D

propionic acid
802294-64-0

propionic acid

E

acrylic acid
79-10-7

acrylic acid

Conditions
ConditionsYield
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
303186-57-4

2-(ethylthio)-2-methoxy-3-pentanone

2,3-Pentanedione
600-14-6

2,3-Pentanedione

Conditions
ConditionsYield
With water; mercury dichloride In dichloromethane for 3h; Hydrolysis; Heating;60%
D-Lactic acid
10326-41-7

D-Lactic acid

A

2,3-Pentanedione
600-14-6

2,3-Pentanedione

B

acetaldehyde
75-07-0

acetaldehyde

C

acrylic acid
79-10-7

acrylic acid

Conditions
ConditionsYield
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
108-24-7

acetic anhydride

propionaldehyde
123-38-6

propionaldehyde

A

2,3-Pentanedione
600-14-6

2,3-Pentanedione

B

3,4-hexanedione
4437-51-8

3,4-hexanedione

Conditions
ConditionsYield
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;
propionaldehyde
123-38-6

propionaldehyde

A

2,3-Pentanedione
600-14-6

2,3-Pentanedione

B

3,4-hexanedione
4437-51-8

3,4-hexanedione

Conditions
ConditionsYield
With acetic anhydride; cobalt(II) chloride In acetonitrile at 20℃; for 24h;A 58%
B 23%
3-(ethylthio)-3-methoxy-2-pentanone
303186-56-3

3-(ethylthio)-3-methoxy-2-pentanone

2,3-Pentanedione
600-14-6

2,3-Pentanedione

Conditions
ConditionsYield
With water; mercury dichloride In dichloromethane for 3h; Hydrolysis; Heating;57%
acetaldehyde
75-07-0

acetaldehyde

propionaldehyde
123-38-6

propionaldehyde

2,3-Pentanedione
600-14-6

2,3-Pentanedione

Conditions
ConditionsYield
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
10326-41-7

D-Lactic acid

A

2,3-Pentanedione
600-14-6

2,3-Pentanedione

B

acetaldehyde
75-07-0

acetaldehyde

C

propionic acid
802294-64-0

propionic acid

D

acrylic acid
79-10-7

acrylic acid

Conditions
ConditionsYield
With Cs beta zeolite at 360℃; for 10h;A n/a
B n/a
C n/a
D 44%

A

furan
110-00-9

furan

B

2,3-Pentanedione
600-14-6

2,3-Pentanedione

C

acetaldehyde
75-07-0

acetaldehyde

D

Glycolaldehyde
141-46-8

Glycolaldehyde

E

1-Hydroxy-2-butanone
5077-67-8

1-Hydroxy-2-butanone

F

hydroxy-2-propanone
116-09-6

hydroxy-2-propanone

Conditions
ConditionsYield
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%
dimethylsulfide
75-18-3

dimethylsulfide

2-(dimethylaminomethylene)pentan-3-one
81609-25-8

2-(dimethylaminomethylene)pentan-3-one

2,3-Pentanedione
600-14-6

2,3-Pentanedione

Conditions
ConditionsYield
With ozone In methanol19%
LACTIC ACID
849585-22-4

LACTIC ACID

A

2,3-Pentanedione
600-14-6

2,3-Pentanedione

B

carbon monoxide
201230-82-2

carbon monoxide

C

acetaldehyde
75-07-0

acetaldehyde

D

propionic acid
802294-64-0

propionic acid

E

hydroxy-2-propanone
116-09-6

hydroxy-2-propanone

F

acrylic acid
79-10-7

acrylic acid

Conditions
ConditionsYield
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
849585-22-4

LACTIC ACID

A

2,3-Pentanedione
600-14-6

2,3-Pentanedione

B

ethanol
64-17-5

ethanol

C

acetaldehyde
75-07-0

acetaldehyde

D

propionic acid
802294-64-0

propionic acid

E

hydroxy-2-propanone
116-09-6

hydroxy-2-propanone

F

acrylic acid
79-10-7

acrylic acid

Conditions
ConditionsYield
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%
3-penten-2-one
625-33-2

3-penten-2-one

2,3-Pentanedione
600-14-6

2,3-Pentanedione

Conditions
ConditionsYield
With piperidine; diethyl ether; bromine Behandlung der von Piperidinhydrobromid befreiten Reaktionsgemische mit 10prozentiger Schwefelsaeure;
2-pentanol
584-02-1

2-pentanol

A

2,3-Pentanedione
600-14-6

2,3-Pentanedione

B

1,1-dinitroethane
600-40-8

1,1-dinitroethane

Conditions
ConditionsYield
With nitric acid
4-penten-3-one
1629-58-9

4-penten-3-one

2,3-Pentanedione
600-14-6

2,3-Pentanedione

Conditions
ConditionsYield
With piperidine; diethyl ether; bromine Behandlung der von Piperidinhydrobromid befreiten Reaktionsgemische mit 10prozentiger Schwefelsaeure;
1-penten-4-yne-3-ol
14304-27-9

1-penten-4-yne-3-ol

2,3-Pentanedione
600-14-6

2,3-Pentanedione

Conditions
ConditionsYield
With sulfuric acid; mercury(II) sulfate
2-hydroxy-3-pentanone
5704-20-1

2-hydroxy-3-pentanone

2,3-Pentanedione
600-14-6

2,3-Pentanedione

Conditions
ConditionsYield
With copper at 250℃;
(E)-3-bromo-3-penten-2-one
65304-44-1

(E)-3-bromo-3-penten-2-one

potassium acetate
127-08-2

potassium acetate

2,3-Pentanedione
600-14-6

2,3-Pentanedione

Conditions
ConditionsYield
durch nachfolgende Verseifung des Produkts mit Schwefelsaeure;
3-Hydroxy-2-pentanone
3142-66-3

3-Hydroxy-2-pentanone

2,3-Pentanedione
600-14-6

2,3-Pentanedione

Conditions
ConditionsYield
mit Oxydationsmittel;
2-ethoxy-pent-1-en-3-one
710327-87-0

2-ethoxy-pent-1-en-3-one

2,3-Pentanedione
600-14-6

2,3-Pentanedione

Conditions
ConditionsYield
With hydrogenchloride
3,3-diethoxy-pentan-2-one
34451-09-7

3,3-diethoxy-pentan-2-one

2,3-Pentanedione
600-14-6

2,3-Pentanedione

Conditions
ConditionsYield
With hydrogenchloride
3-nitro-3-nitroso-pentan-2-one

3-nitro-3-nitroso-pentan-2-one

2,3-Pentanedione
600-14-6

2,3-Pentanedione

Conditions
ConditionsYield
durch Erhitzen;
2,3-Pentanedione
600-14-6

2,3-Pentanedione

Methoxytrimethylsilane
1825-61-2

Methoxytrimethylsilane

trans-1,2-cyclohexandiol
1460-57-7

trans-1,2-cyclohexandiol

(2R,3R,4aS,8aS)-2-Ethyl-2,3-dimethoxy-3-methyl-octahydro-benzo[1,4]dioxine

(2R,3R,4aS,8aS)-2-Ethyl-2,3-dimethoxy-3-methyl-octahydro-benzo[1,4]dioxine

Conditions
ConditionsYield
With trimethylsilyl trifluoromethanesulfonate In dichloromethane at 0℃; for 3h;97%
2,3-Pentanedione
600-14-6

2,3-Pentanedione

2-hydroxy-2-methylcyclobutan-1-one
25733-27-1

2-hydroxy-2-methylcyclobutan-1-one

Conditions
ConditionsYield
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
2,3-Pentanedione
600-14-6

2,3-Pentanedione

1,2-diamino-benzene
95-54-5

1,2-diamino-benzene

2-ethyl-3-methylquinoxaline
37920-99-3

2-ethyl-3-methylquinoxaline

Conditions
ConditionsYield
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
600-14-6

2,3-Pentanedione

2-ethyl-3-methyl-4a,5,6,7,8,8a-hexahydroquinoxaline

2-ethyl-3-methyl-4a,5,6,7,8,8a-hexahydroquinoxaline

Conditions
ConditionsYield
In water at 20℃; for 0.5h; Green chemistry;95%
2,3-Pentanedione
600-14-6

2,3-Pentanedione

4-nitro-benzoyl chloride
122-04-3

4-nitro-benzoyl chloride

(Z)-3-(p-nitrobenzoyloxy)-3-penten-2-one
179804-03-6

(Z)-3-(p-nitrobenzoyloxy)-3-penten-2-one

Conditions
ConditionsYield
With N,N,N,N,N,N-hexamethylphosphoric triamide; triethylamine In tetrahydrofuran at 20℃; for 36h;94%
2,3-Pentanedione
600-14-6

2,3-Pentanedione

ethylenediamine
107-15-3

ethylenediamine

2-methyl-3-ethylpyrazine
15707-23-0

2-methyl-3-ethylpyrazine

Conditions
ConditionsYield
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%
chloro-trimethyl-silane
75-77-4

chloro-trimethyl-silane

2,3-Pentanedione
600-14-6

2,3-Pentanedione

2,3-bis(trimethylsilyloxy)-1,3-pentadiene

2,3-bis(trimethylsilyloxy)-1,3-pentadiene

Conditions
ConditionsYield
With triethylamine; lithium bromide In tetrahydrofuran93%
2,3-Pentanedione
600-14-6

2,3-Pentanedione

1,4-dibromo-2,3-pentanedione
21619-26-1

1,4-dibromo-2,3-pentanedione

Conditions
ConditionsYield
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
600-14-6

2,3-Pentanedione

Norpseudoephedrine
37577-07-4

Norpseudoephedrine

(2S,5R,6R)-2-hydroxy-5,6-dihydro-2-ethyl-3,5-dimethyl-6-phenyl-2H-1,4-oxazine

(2S,5R,6R)-2-hydroxy-5,6-dihydro-2-ethyl-3,5-dimethyl-6-phenyl-2H-1,4-oxazine

Conditions
ConditionsYield
In diethyl ether at 0℃; for 0.5h;91%
2,3-Pentanedione
600-14-6

2,3-Pentanedione

4,5-dimethyl-1,2-phenylenediamine
3171-45-7

4,5-dimethyl-1,2-phenylenediamine

2-ethyl-3,6,7-trimethylquinoxaline
1350827-61-0

2-ethyl-3,6,7-trimethylquinoxaline

Conditions
ConditionsYield
With ammonium chloride In methanol at 20℃; for 1h; Inert atmosphere;91%
2,3-Pentanedione
600-14-6

2,3-Pentanedione

4-methylthiosemicarbazide
6610-29-3

4-methylthiosemicarbazide

2,3-pentanedione bis(4-methyl-3-thiosemicarbazone)

2,3-pentanedione bis(4-methyl-3-thiosemicarbazone)

Conditions
ConditionsYield
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;
2,3-Pentanedione
600-14-6

2,3-Pentanedione

(1R,2S)-norephedrine
492-41-1

(1R,2S)-norephedrine

(2S,5S,6R)-2-hydroxy-5,6-dihydro-2-ethyl-3,5-dimethyl-6-phenyl-2H-1,4-oxazine

(2S,5S,6R)-2-hydroxy-5,6-dihydro-2-ethyl-3,5-dimethyl-6-phenyl-2H-1,4-oxazine

Conditions
ConditionsYield
In diethyl ether at 0℃; for 0.5h;90%
2,3-Pentanedione
600-14-6

2,3-Pentanedione

(R)-Phenylglycinol
56613-80-0

(R)-Phenylglycinol

(2S,5R)-2-hydroxy-5,6-dihydro-2-ethyl-3-methyl-5-phenyl-2H-1,4-oxazine

(2S,5R)-2-hydroxy-5,6-dihydro-2-ethyl-3-methyl-5-phenyl-2H-1,4-oxazine

Conditions
ConditionsYield
In tetrahydrofuran at 20℃; for 24h; Cyclization;90%
2,3-Pentanedione
600-14-6

2,3-Pentanedione

N-ethylthiosemicarbazide
13431-34-0

N-ethylthiosemicarbazide

2,3-pentanedione bis(4-ethylthiosemicarbazone)

2,3-pentanedione bis(4-ethylthiosemicarbazone)

Conditions
ConditionsYield
With acetic acid at 20℃;90%
2,3-Pentanedione
600-14-6

2,3-Pentanedione

acetic anhydride
108-24-7

acetic anhydride

4-oxopent-2-en-3-yl acetate
50625-84-8

4-oxopent-2-en-3-yl acetate

Conditions
ConditionsYield
With toluene-4-sulfonic acid In toluene at 65℃; for 48h;90%
2,3-Pentanedione
600-14-6

2,3-Pentanedione

triisopropyl(prop-1-en-2-yloxy)silane
153645-78-4

triisopropyl(prop-1-en-2-yloxy)silane

(S)-4-hydroxy-4-methyl-6-triisopropylsilanyloxy-hept-6-en-3-one
1379680-61-1

(S)-4-hydroxy-4-methyl-6-triisopropylsilanyloxy-hept-6-en-3-one

Conditions
ConditionsYield
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%
2,3-Pentanedione
600-14-6

2,3-Pentanedione

2-Amino-5-chlorobenzophenone
719-59-5

2-Amino-5-chlorobenzophenone

6-chloro-4-phenyl-2-propanoylquinoline

6-chloro-4-phenyl-2-propanoylquinoline

Conditions
ConditionsYield
With indium(III) triflate; 1-butyl-3-methylimidazolium Tetrafluoroborate at 100℃; for 2h; Friedlaender Quinoline Synthesis; Ionic liquid;89%
2,3-Pentanedione
600-14-6

2,3-Pentanedione

2-(trimethylsilyl)methylallyl iodide
80121-73-9

2-(trimethylsilyl)methylallyl iodide

(1S,2R)-1-Ethyl-2-methyl-4-methylene-cyclopentane-1,2-diol

(1S,2R)-1-Ethyl-2-methyl-4-methylene-cyclopentane-1,2-diol

Conditions
ConditionsYield
With stannous fluoride In tetrahydrofuran Ambient temperature;88%
2,3-Pentanedione
600-14-6

2,3-Pentanedione

2,4,6-trimethylaniline
88-05-1

2,4,6-trimethylaniline

C23H30N2
202405-42-3

C23H30N2

Conditions
ConditionsYield
In ethanol; water at 25℃; Inert atmosphere;88%
2,3-Pentanedione
600-14-6

2,3-Pentanedione

(Z)-1-(tert-butylthio)-1-trimethylsilyloxyprop-1-ene
76943-94-7

(Z)-1-(tert-butylthio)-1-trimethylsilyloxyprop-1-ene

(2S,3S)-tert-butyl 2,3-dimethyl-3-hydroxy-4-oxohexanethioate

(2S,3S)-tert-butyl 2,3-dimethyl-3-hydroxy-4-oxohexanethioate

Conditions
ConditionsYield
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
2,3-Pentanedione
600-14-6

2,3-Pentanedione

aniline
62-53-3

aniline

(E)-2-(phenylimino)pentan-3-one
1058163-18-0

(E)-2-(phenylimino)pentan-3-one

Conditions
ConditionsYield
In methanol at 20℃; for 12h; Inert atmosphere;85%
2,3-Pentanedione
600-14-6

2,3-Pentanedione

triisopropyl(prop-1-en-2-yloxy)silane
153645-78-4

triisopropyl(prop-1-en-2-yloxy)silane

C17H34O3Si
959129-11-4

C17H34O3Si

Conditions
ConditionsYield
With silver hexafluoroantimonate; PdCl2[(S)-SEGPHOS] In dichloromethane at -78℃; for 18h;84%
2,3-Pentanedione
600-14-6

2,3-Pentanedione

(2-amino-5-chloro-phenyl)-(2-chloro-phenyl)-methanone
2958-36-3

(2-amino-5-chloro-phenyl)-(2-chloro-phenyl)-methanone

6-chloro-4-(2'-chlorophenyl)-2-propanoylquinoline

6-chloro-4-(2'-chlorophenyl)-2-propanoylquinoline

Conditions
ConditionsYield
With indium(III) triflate; 1-butyl-3-methylimidazolium Tetrafluoroborate at 100℃; for 2h; Friedlaender Quinoline Synthesis; Ionic liquid;84%
2,3-Pentanedione
600-14-6

2,3-Pentanedione

2,3-diaminomaleonitrile
18514-52-8

2,3-diaminomaleonitrile

2-ethyl-3-methyl-5,6-di(1H-tetrazol-5-yl)pyrazine
119298-81-6

2-ethyl-3-methyl-5,6-di(1H-tetrazol-5-yl)pyrazine

Conditions
ConditionsYield
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
600-14-6

2,3-Pentanedione

thiosemicarbazide
79-19-6

thiosemicarbazide

2,3-pentanedione bis(thiosemicarbazone)
18667-57-7

2,3-pentanedione bis(thiosemicarbazone)

Conditions
ConditionsYield
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
600-14-6

2,3-Pentanedione

2,2,3,3-Tetrafluoro-pentane
83225-47-2

2,2,3,3-Tetrafluoro-pentane

Conditions
ConditionsYield
With sulfur tetrafluoride; hydrogen fluoride at 15℃; for 2h; in an autoclave;82%
2,3-Pentanedione
600-14-6

2,3-Pentanedione

cobalt(II) thiocyanate
3017-60-5

cobalt(II) thiocyanate

ethylenediamine
107-15-3

ethylenediamine

Co(CH3CCCH2CH3N2CH2CH2)2(NCS)2
915946-36-0

Co(CH3CCCH2CH3N2CH2CH2)2(NCS)2

Conditions
ConditionsYield
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%
2,3-Pentanedione
600-14-6

2,3-Pentanedione

ethylenediamine
107-15-3

ethylenediamine

copper dichloride

copper dichloride

Cu(CH3C2CH2CH3N2CH2CH2)2(2+)*2Cl(1-)=Cu(CH3CCCH2CH3N2CH2CH2)2Cl2

Cu(CH3C2CH2CH3N2CH2CH2)2(2+)*2Cl(1-)=Cu(CH3CCCH2CH3N2CH2CH2)2Cl2

Conditions
ConditionsYield
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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