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SHANGHAI T&W PHARMACEUTICAL CO., LTD.

A substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc

high purity 4-Hydroxy-2-butanone CAS590-90-9

Cas:590-90-9

Min.Order:4 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe

4-Hydroxy-2-butanone Manufacturer/High quality/Best price/In stock

Cas:590-90-9

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 4-Hydroxy-2-Butanone supplier in China

Cas:590-90-9

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

inquiry

Hangzhou Dingyan Chem Co., Ltd

Items Standard Test Result Appearance Colorless to light yellow liquid Conform Purity &ge

Top purity 4-hydroxy-2-butanone with high quality and best price cas:590-90-9

Cas:590-90-9

Min.Order:1 Gram

FOB Price: $2.0 / 5.0

Type:Manufacturers

inquiry

Henan Allgreen Chemical Co.,Ltd

high quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai

4-Hydroxy-2-butanone

Cas:590-90-9

Min.Order:1 Pound

Negotiable

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 4-hydroxybutan-2-one

Cas:590-90-9

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

High Quality 99% 2-Butanone, 4-hydroxy- 590-90-9 ISO Producer

Cas:590-90-9

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

Enke Pharma-tech Co.,Ltd. (Cangzhou, China )

Cangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new ap

4-Hydroxy-2-butanone

Cas:590-90-9

Min.Order:1 Kilogram

FOB Price: $1.0

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

4-Hydroxy-2-butanone

Cas:590-90-9

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

LIDE PHARMACEUTICALS LIMITED

LIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc. We are specialized in chemical synthesis, process development of pharmaceu

4-Hydroxy-2-butanone

Cas:590-90-9

Min.Order:1 Gram

FOB Price: $40.0 / 100.0

Type:Lab/Research institutions

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 on.O

TIANFU-CHEM 590-90-9 2-Butanone, 4-hydroxy-

Cas:590-90-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

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 590-90-9 4-Hydroxy-2-Butanone

Cas:590-90-9

Min.Order:1 Kilogram

FOB Price: $3.0 / 10.0

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

Wholesale price CAS 590-90-9 with best price

Cas:590-90-9

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Hebei yanxi chemical co.,LTD.

1. Best quality in your requirement 2. Competitive price in China market 3. mature Technical support 4. Professional logistic support 5 . Full experience of large numbers containers loading in Chinese sea port 6 Fast shipment by reputed shipping

4-Hydroxy-2-butanone

Cas:590-90-9

Min.Order:1 Kilogram

FOB Price: $36.0 / 38.0

Type:Trading Company

inquiry

Henan Wentao Chemical Product Co., Ltd.

We are leading fine chemicals supplier in China with ISO certificate, Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED

4-Hydroxy-2-butanoneCAS NO.:590-90-9

Cas:590-90-9

Min.Order:1 Gram

FOB Price: $4.0

Type:Lab/Research institutions

inquiry

Hubei Langyou International Trading Co., Ltd

1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:Liquid Storage:Store in sealed containers at cool & dry plac

Top quality 4-Hydroxy-2-butanone Cas 590-90-9 with cheap price

Cas:590-90-9

Min.Order:100 Gram

Negotiable

Type:Other

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-Butanone, 4-hydroxy- 590-90-9

Cas:590-90-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

4-Hydroxy-2-butanone CAS:590-90-9 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 interm

4-Hydroxy-2-butanone CAS:590-90-9

Cas:590-90-9

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-Butanone, 4-hydroxy-

Cas:590-90-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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

4-Hydroxy-2-butanone

Cas:590-90-9

Min.Order:1 Kilogram

FOB Price: $10.0 / 100.0

Type:Lab/Research institutions

inquiry

Triumph International Development Limilted

Appearance:off-white to white solid Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for Synthesis API and Research Transportation:As customer request Port:Qingda

4-Hydroxy-2-butanone 590-90-9

Cas:590-90-9

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Lab/Research institutions

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 have s

4-Hydroxy-2-butanone CAS NO.590-90-9

Cas:590-90-9

Min.Order:10 Kilogram

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

2-Butanone, 4-hydroxy-

Cas:590-90-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Lingrui Chemical Co.,Ltd.

Established in 2010, located in Hangzhou Qinglan science park, lingruichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. In our R&D centre, we have a staff of skilled and e

4-Hydroxy-2-butanone

Cas:590-90-9

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Shanghai Massive Chemical Technology Co., Ltd.

Massive 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

4-Hydroxy-2-butanone/High quality/Best price

Cas:590-90-9

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo 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:590-90-9

Cas:590-90-9

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

TaiChem Taizhou Limited

Established in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site

4-Hydroxy-2-butanone

Cas:590-90-9

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Siwei Development Group Ltd.

Product name: 4-Hydroxy-2-Butanone CAS No.: 590-90-9 Molecule Formula:C4H8O2 Molecule Weight:88.11 Purity: 99.0% Package: 25kg/drum Description:Colorlesss liquid Manufacture Standards:Enterprise Standard TESTING IT

Lower Price 4-Hydroxy-2-Butanone

Cas:590-90-9

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Zibo Dorne chemical technology co. LTD

Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,

4-Hydroxy-2-butanone

Cas:590-90-9

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Jiangsu Qianyu Molecular Technology Co., LTD.

Our Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an

Top Purity 4-Hydroxy-2-butanone

Cas:590-90-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

1-butyn-4-ol
927-74-2

1-butyn-4-ol

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

Conditions
ConditionsYield
With silver hexafluoroantimonate; disodium chloro[1,3-bis(2,6-diisopropyl-4-sodiumsulfonatophenyl)imidazol-2-ylidene]gold(I); water at 60℃; for 2h;99%
With 2CHF3O3S*C29H35NO6P2Pt; water; sodium dodecyl-sulfate at 80℃; Micellar solution;11 %Chromat.
With cis-dichlorido[1-(3-sodiumsulfonatepropyl)-3-(2,4,6-trimethylphenyl)imidazol-2-ylidene](dimethylsulfoxide)platinum(II); water at 80℃; for 24h; Inert atmosphere; Schlenk technique;23 %Spectr.
2-(2-methyl-1,3-dioxolan-2-yl)ethanol
5754-32-5

2-(2-methyl-1,3-dioxolan-2-yl)ethanol

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

Conditions
ConditionsYield
With oxalic acid; silica gel In dichloromethane Ambient temperature;98%
With cerium(III) chloride; sodium iodide In acetonitrile for 21h; Ambient temperature;91%
With oxalic acid; silica gel In dichloromethane at 20℃;87%
3-oxobutyraldehyde
625-34-3

3-oxobutyraldehyde

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

Conditions
ConditionsYield
With bis(η5-cyclopentadienyl)hafnium dihydride In isopropyl alcohol at 80℃; for 8h; Product distribution; other dicarbonyl compounds, α,β-unsaturated carbonyl compounds; other temperature; other group IVA metallocene complexes;95%
With bis(η5-cyclopentadienyl)hafnium dihydride In isopropyl alcohol at 80℃; for 8h;95%
formaldehyd
50-00-0

formaldehyd

acetone
67-64-1

acetone

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

Conditions
ConditionsYield
With D-Prolin at 20℃; for 24h; Reagent/catalyst; Inert atmosphere;92.3%
ambersep 900 OH at 50℃; for 23.5h; Product distribution / selectivity;13%
Amberlyst A 26 OH at 50℃; for 23.5h; Product distribution / selectivity;10%
tert-butyldimethylsilyl 4-phenylbutyl ether
72064-43-8

tert-butyldimethylsilyl 4-phenylbutyl ether

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

Conditions
ConditionsYield
With sodium periodate In tetrahydrofuran; water at 25℃;92%
4-(tert-butyldimethylsilyloxy)butan-2-one
120591-36-8

4-(tert-butyldimethylsilyloxy)butan-2-one

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

Conditions
ConditionsYield
With sodium periodate In tetrahydrofuran; water at 25℃;92%
1.3-butanediol
18826-95-4, 107-88-0

1.3-butanediol

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

Conditions
ConditionsYield
With sodium bromate; sodium hydrogensulfite In water; acetonitrile at 20℃; for 4.25h; Oxidation;90%
With 3,3-dimethyldioxirane In acetone90%
With sodium bromate; sodium hydrogensulfite In acetonitrile for 2h; Heating;90%
1,3,5-Trioxan
110-88-3

1,3,5-Trioxan

acetone
67-64-1

acetone

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

Conditions
ConditionsYield
With magnesium hydroxide; water In methanol at 50℃; for 10h; Reagent/catalyst; Temperature; Sealed tube;82%
2-hydroxy-3-butene
598-32-3

2-hydroxy-3-butene

A

acetaldol
107-89-1

acetaldol

B

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

C

3-hydroxy-2-butanon
513-86-0, 52217-02-4

3-hydroxy-2-butanon

D

methyl vinyl ketone
78-94-4

methyl vinyl ketone

E

crotonaldehyde
123-73-9

crotonaldehyde

Conditions
ConditionsYield
With hydrogenchloride; lithium tetrachloropalladate(II); p-benzoquinone In water at 25℃; for 0.5h; Rate constant; Mechanism; Kinetics; equilibrium constants;A 8%
B 10%
C 79%
D 0.7%
E 2.3%
2-hydroxy-3-butene
598-32-3

2-hydroxy-3-butene

A

acetaldol
107-89-1

acetaldol

B

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

C

3-hydroxy-2-butanon
513-86-0, 52217-02-4

3-hydroxy-2-butanon

D

crotonaldehyde
123-73-9

crotonaldehyde

Conditions
ConditionsYield
hydrogenchloride; lithium tetrachloropalladate(II); p-benzoquinone In water at 25℃; for 0.5h; Further byproducts given;A 8%
B 10%
C 79%
D 2.3%
4-(benzyloxy)-2-butanone
6278-91-7

4-(benzyloxy)-2-butanone

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

Conditions
ConditionsYield
With hydrogen; palladium on activated charcoal In ethyl acetate under 760 Torr; Ambient temperature;71%
homoalylic alcohol
627-27-0

homoalylic alcohol

A

2-isopropoxytetrahydrofuran
20191-91-7

2-isopropoxytetrahydrofuran

B

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

C

tetrahydrofuran-2'-yl ether
71780-57-9

tetrahydrofuran-2'-yl ether

Conditions
ConditionsYield
With oxygen; copper dichloride; Pd(MeCN)2Cl(NO2) 1.) 55 deg C, 2 h; 2.) 30 deg C, 3 h;A n/a
B 70%
C n/a
homoalylic alcohol
627-27-0

homoalylic alcohol

isopropyl alcohol
67-63-0

isopropyl alcohol

A

2-isopropoxytetrahydrofuran
20191-91-7

2-isopropoxytetrahydrofuran

B

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

C

tetrahydrofuran-2'-yl ether
71780-57-9

tetrahydrofuran-2'-yl ether

Conditions
ConditionsYield
With oxygen; copper dichloride; Pd(MeCN)2Cl(NO2) 1.) 55 deg C, 2 h; 2.) 30 deg C, 3 h;A n/a
B 70%
C n/a
1.3-butanediol
18826-95-4, 107-88-0

1.3-butanediol

A

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

B

Octanoic acid
124-07-2

Octanoic acid

Conditions
ConditionsYield
With crosslinked poly-4-vinylpyridine hydrobromide In acetonitrile at 50℃; for 21.5h; electric current, 60mA, 10-30V; Yield given;A n/a
B 59%
(E/Z)-2-buten-1-ol
6117-91-5

(E/Z)-2-buten-1-ol

A

acetaldol
107-89-1

acetaldol

B

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

C

methyl vinyl ketone
78-94-4

methyl vinyl ketone

D

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

1-Hydroxy-2-butanone

E

crotonaldehyde
123-73-9

crotonaldehyde

Conditions
ConditionsYield
With hydrogenchloride; lithium tetrachloropalladate(II); p-benzoquinone In water at 25℃; for 0.5h; Rate constant; Mechanism; Kinetics; equilibrium constants;A 39%
B 49%
C 0.9%
D 2.6%
E 8.5%
(E/Z)-2-buten-1-ol
6117-91-5

(E/Z)-2-buten-1-ol

A

acetaldol
107-89-1

acetaldol

B

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

C

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

1-Hydroxy-2-butanone

D

crotonaldehyde
123-73-9

crotonaldehyde

Conditions
ConditionsYield
hydrogenchloride; lithium tetrachloropalladate(II); p-benzoquinone In water at 25℃; for 0.5h; Further byproducts given;A 39%
B 49%
C 2.6%
D 8.5%
(1-methylcyclopropyl)amine
22936-83-0

(1-methylcyclopropyl)amine

A

ethene
74-85-1

ethene

B

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

Conditions
ConditionsYield
With lithium hypochlorite In water Ambient temperature;A 36%
B 3%
1-hydroxycyclohexyl 1-hydroperoxycyclohexyl peroxide
78-18-2

1-hydroxycyclohexyl 1-hydroperoxycyclohexyl peroxide

methyl vinyl ketone
78-94-4

methyl vinyl ketone

A

2,12-Tridecanedione
73154-83-3

2,12-Tridecanedione

B

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

C

2-oxodecanoic acid
333-60-8

2-oxodecanoic acid

D

cyclohexanone
108-94-1

cyclohexanone

Conditions
ConditionsYield
With titanium(III) chloride; acetic acid for 3h; Ambient temperature; Yields of byproduct given. Title compound not separated from byproducts;A 26%
B n/a
C n/a
D n/a
With titanium(III) chloride; acetic acid for 3h; Ambient temperature; Yield given. Title compound not separated from byproducts;A 26%
B n/a
C n/a
D n/a
oxirane
75-21-8

oxirane

acetaldehyde
75-07-0

acetaldehyde

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

Conditions
ConditionsYield
at 120 - 180℃;
3-buten-1-yne
689-97-4

3-buten-1-yne

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

Conditions
ConditionsYield
With mercury(II) sulfate at 70 - 90℃;
With mercury(II) sulfate at 70 - 90℃;
methyl vinyl ketone
78-94-4

methyl vinyl ketone

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

Conditions
ConditionsYield
With sulfuric acid at 25℃;
With calcium hydroxide; formaldehyd at 25℃;
With sulfuric acid
With potassium carbonate
formaldehyd
50-00-0

formaldehyd

acetone
67-64-1

acetone

A

3-(hydroxymethyl)but-3-en-2-one
73255-29-5

3-(hydroxymethyl)but-3-en-2-one

B

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

Conditions
ConditionsYield
With potassium hydroxide
With potassium carbonate at 30 - 35℃;
methyl propargyl alcohol
764-01-2

methyl propargyl alcohol

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

Conditions
ConditionsYield
With mercury(II) diacetate; acetic acid
4-hydroxy-3-phenylsulfanyl-butan-2-one
13492-60-9

4-hydroxy-3-phenylsulfanyl-butan-2-one

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

Conditions
ConditionsYield
With hydrogen; nickel In 1,4-dioxane
2-methyl-1-buten-4-ol
763-32-6

2-methyl-1-buten-4-ol

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

Conditions
ConditionsYield
With ozone-containing oxygen; dimethylsulfide 1.) methanol, -78 deg C, 2.) -78 deg C -> room temperature; Yield given. Multistep reaction;
4,5-dihydro-1-(3-oxobutyl)-4-phenyl-1H-1,2,3,4-tetrazole-5-thione
58408-33-6

4,5-dihydro-1-(3-oxobutyl)-4-phenyl-1H-1,2,3,4-tetrazole-5-thione

A

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

B

1-Phenyl-1H-tetrazole-5-thiol anion
53079-79-1

1-Phenyl-1H-tetrazole-5-thiol anion

Conditions
ConditionsYield
With potassium hydroxide In water; acetonitrile at 22℃; Rate constant;
homoalylic alcohol
627-27-0

homoalylic alcohol

A

1.3-butanediol
18826-95-4, 107-88-0

1.3-butanediol

B

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

Conditions
ConditionsYield
With oxygen; cobalt(II) bis(salicylidene-γ-iminopropyl)methylamine
1.3-butanediol
18826-95-4, 107-88-0

1.3-butanediol

A

1,3-butanediol
24621-61-2

1,3-butanediol

B

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

Conditions
ConditionsYield
at 30℃; for 43h; Kluyveromyces lactis IFO 1267, potassium phosphate buffer;A 38 mmol
B n/a
at 30℃; for 43h; Kluyveromyces lactis IFO 1267, potassium phosphate buffer;
1.3-butanediol
18826-95-4, 107-88-0

1.3-butanediol

A

acetaldol
107-89-1

acetaldol

B

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

C

acetaldehyde
75-07-0

acetaldehyde

D

methyl vinyl ketone
78-94-4

methyl vinyl ketone

E

butanone
78-93-3

butanone

F

iso-butanol
78-92-2, 15892-23-6

iso-butanol

Conditions
ConditionsYield
L-1930 Product distribution; various catalysts, temp.;
1.3-butanediol
18826-95-4, 107-88-0

1.3-butanediol

A

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

B

acetone
67-64-1

acetone

C

butanone
78-93-3

butanone

Conditions
ConditionsYield
MK-I at 120℃; under 760 Torr; Product distribution; Thermodynamic data; 150 - 220 deg C, different catalysts, E(excit.);A 29.46 % Chromat.
B 0.6 % Chromat.
C 3.3 % Chromat.
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

4-chloro-2-butanone
6322-49-2

4-chloro-2-butanone

Conditions
ConditionsYield
With thionyl chloride; N,N-dimethyl-formamide In dichloromethane at 20℃; for 14h; Inert atmosphere;100%
With hydrogenchloride; water at 0℃;
With thionyl chloride; benzene at 75℃;
With thionyl chloride In dichloromethane at 20℃;1.06 g
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

trityl chloride
76-83-5

trityl chloride

4-(trityloxy)butan-2-one
800380-59-0

4-(trityloxy)butan-2-one

Conditions
ConditionsYield
With triethylamine In dichloromethane at 20℃; for 2h;100%
With pyridine
With pyridine
triisopropylsilyl chloride
13154-24-0

triisopropylsilyl chloride

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

4-((triisopropylsilyl)oxy)butan-2-one
98264-29-0

4-((triisopropylsilyl)oxy)butan-2-one

Conditions
ConditionsYield
With 1H-imidazole at 20℃; for 19.5h; Inert atmosphere;100%
With 1H-imidazole
With 1H-imidazole In dichloromethane at 20℃;
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

tert-butyldimethylsilyl chloride
18162-48-6

tert-butyldimethylsilyl chloride

4-(tert-butyldimethylsilyloxy)butan-2-one
120591-36-8

4-(tert-butyldimethylsilyloxy)butan-2-one

Conditions
ConditionsYield
With 1H-imidazole In dichloromethane at 20℃; for 18h;100%
With dmap; triethylamine In dichloromethane at 20℃; for 2h;98%
With 1H-imidazole In dichloromethane for 1.5h; Inert atmosphere;94%
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

4-nitrooxy-2-butanone

4-nitrooxy-2-butanone

Conditions
ConditionsYield
With N-nitro-2,4,6-trimethylpyridinium tetrafluoroborate In acetonitrile at 0℃; for 2h;100%
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

tert-butylchlorodiphenylsilane
58479-61-1

tert-butylchlorodiphenylsilane

tert-Butyldiphenylsilyl β-hydroxybutanone
97250-25-4

tert-Butyldiphenylsilyl β-hydroxybutanone

Conditions
ConditionsYield
With 1H-imidazole In dichloromethane at 20℃; for 16h; Cooling with ice;100%
3,4-dihydro-2H-pyran
110-87-2

3,4-dihydro-2H-pyran

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

4-(tetrahydropyran-2-yloxy)butan-2-one
20705-59-3

4-(tetrahydropyran-2-yloxy)butan-2-one

Conditions
ConditionsYield
With pyridinium p-toluenesulfonate In dichloromethane at 20℃; for 4h;99%
With toluene-4-sulfonic acid In dichloromethane at 0℃; for 1h;92%
Stage #1: 3,4-dihydro-2H-pyran; 1-Hydroxy-3-butanone With toluene-4-sulfonic acid In dichloromethane; water at 0℃; for 2h;
Stage #2: With sodium hydrogencarbonate for 0.5h;
83%
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

(+)-(1S,11R)-[1-Methoxy-2,2,3,3,7,7,8,8,11,12,12,13,13,17,17,18,18-heptadecamethyl-10,20-diaza-decahydroporphinato(2-)]nickel

(+)-(1S,11R)-[1-Methoxy-2,2,3,3,7,7,8,8,11,12,12,13,13,17,17,18,18-heptadecamethyl-10,20-diaza-decahydroporphinato(2-)]nickel

(+)-(1S,11R)-[1-(3'-Oxo-1'-butoxy)-2,2,3,3,7,7,8,8,11,12,12,13,13,17,17,18,18-heptadecamethyl-10,20-diaza-decahydroporphinato(2-)]-nickel

(+)-(1S,11R)-[1-(3'-Oxo-1'-butoxy)-2,2,3,3,7,7,8,8,11,12,12,13,13,17,17,18,18-heptadecamethyl-10,20-diaza-decahydroporphinato(2-)]-nickel

Conditions
ConditionsYield
(+)-(1R)-(1,2,2,3,3,7,7,8,8,12,12,13,13,17,17,18,18-Heptadecamethyl-10,20-diaza-octahydroporphinato)nickel-perchlorat In toluene byproducts: methanol; mixt. refluxed for 2 h while methanol removed by mol. sieve; solvent evapd., residue dissolved in hexane/acetonitrile, washed, filtered, solvent evapd., residue dried at 60°C, 0.01 Torr for 24 h;98.7%
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
With <((R)-(1,1'-binaphthyl-2,2'-diyl)bis(diphenylphosphine))RuCl2>2NEt3; hydrogen In methanol at 50℃; under 38000 Torr; for 24h;98%
With hydrogen; dichloro(benzene)ruthenium(II) dimer; (R)-2,2'-bis(diphenylphosphanyl)-1,1'-binaphthyl In ethanol at 30℃; under 76000.1 Torr; for 40h; Yields of byproduct given. Title compound not separated from byproducts;96%
With methanol; phosphate buffer at 30℃; for 6.5h; Candida boidinii KK912 (IFO 10574);60%
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

1.3-butanediol
18826-95-4, 107-88-0

1.3-butanediol

Conditions
ConditionsYield
With hydrogen; sodium hydroxide In water at 25℃; under 7500.75 Torr; for 1h; Pressure; Reagent/catalyst; Solvent; Temperature; Autoclave;98%
With Cp*Ir(6,6'-dionato-2,2'-bipyridine)(H2O); isopropyl alcohol In water at 82℃; for 6h; Inert atmosphere; Schlenk technique; chemoselective reaction;91%
With potassium borohydride In tetrahydrofuran; water at 45℃; for 4h; Reagent/catalyst; Temperature; Cooling with ice;83%
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

Octanal
124-13-0

Octanal

1,3-butanediol monooctanoate

1,3-butanediol monooctanoate

Conditions
ConditionsYield
With bis(cyclopentadienyl)dihydrozirconium In tetrahydrofuran for 5h; Ambient temperature;98%
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

p-toluenesulfonyl chloride
98-59-9

p-toluenesulfonyl chloride

4-((p-toluenesulfonyl)oxy)-2-butanone
446876-96-6

4-((p-toluenesulfonyl)oxy)-2-butanone

Conditions
ConditionsYield
With pyridine In dichloromethane for 4h; Cooling with ice;98%
With pyridine In dichloromethane at 0 - 20℃;75%
With pyridine75%
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

1,3-butanediol
24621-61-2

1,3-butanediol

Conditions
ConditionsYield
With Ru2Cl4-(S)-(2,2'-bis(diphenylphosphino)-1,1'-binaphthyl)2*NEt3; hydrogen In methanol at 50℃; under 38000 Torr; for 24h;97%
at 30℃; for 48h; Candida parapsilosis IFO 1396;60%
With sodium perborate; (+)-β-chlorodiisopinocampheylborane 1.) THF, 0 deg C, 12 h; 2.) THF, EE, H2O, 0 deg C, 30 min; Yield given. Multistep reaction;
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

benzoyl chloride
98-88-4

benzoyl chloride

3-oxobutyl benzoate
29342-27-6

3-oxobutyl benzoate

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 0 - 20℃; for 3h;96%
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

2-Bromoacetyl bromide
598-21-0

2-Bromoacetyl bromide

bromo-acetic acid-(3-oxo-butyl ester)
89641-46-3

bromo-acetic acid-(3-oxo-butyl ester)

Conditions
ConditionsYield
With pyridine at 0℃;96%
chloro-trimethyl-silane
75-77-4

chloro-trimethyl-silane

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

4-((trimethylsilyl)oxy)-3-butanone
81852-67-7

4-((trimethylsilyl)oxy)-3-butanone

Conditions
ConditionsYield
With triethylamine In dichloromethane at 0 - 20℃;95%
With triethylamine In diethyl ether94%
With triethylamine In dichloromethane at 25℃; for 2h;80%
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

isobutyraldehyde
78-84-2

isobutyraldehyde

3-hydroxybutyl isobutyrate

3-hydroxybutyl isobutyrate

Conditions
ConditionsYield
With bis(cyclopentadienyl)dihydrozirconium In tetrahydrofuran for 5h; Ambient temperature;95%
With scandium tris(trifluoromethanesulfonate) In tetrahydrofuran at 20℃; for 2.5h; Reduction; Tishchenko;
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

aniline
62-53-3

aniline

4-phenylamino-butan-2-one
6220-79-7

4-phenylamino-butan-2-one

Conditions
ConditionsYield
With iodine In dimethyl sulfoxide at 20℃; for 8h; Solvent; Reagent/catalyst; Inert atmosphere;94%
With iodine In dimethyl sulfoxide at 20℃; for 8h; Reagent/catalyst; Solvent; Time;94%
With tert.-butylnitrite; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical In dimethyl sulfoxide at 20℃; for 12h; Catalytic behavior; Reagent/catalyst; Solvent; Time; Inert atmosphere;88%
1H-imidazole
288-32-4

1H-imidazole

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

sodium sulfate
7757-82-6

sodium sulfate

tert-butylchlorodiphenylsilane
58479-61-1

tert-butylchlorodiphenylsilane

4-tert.Butyldiphenylsiloxybutan-2-one

4-tert.Butyldiphenylsiloxybutan-2-one

Conditions
ConditionsYield
In (2S)-N-methyl-1-phenylpropan-2-amine hydrate; dichloromethane94%
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

benzyl bromide
100-39-0

benzyl bromide

4-(benzyloxy)-2-butanone
6278-91-7

4-(benzyloxy)-2-butanone

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine at 150℃; for 1h; Inert atmosphere; Neat (no solvent);94%
With N-ethyl-N,N-diisopropylamine at 150℃; for 2h;22.2%
With N-ethyl-N,N-diisopropylamine at 150℃; for 2h; Inert atmosphere;
With N-ethyl-N,N-diisopropylamine at 150℃; for 2h; Inert atmosphere;
With N-ethyl-N,N-diisopropylamine at 150℃; for 2h; Inert atmosphere;
2-Methoxypropene
116-11-0

2-Methoxypropene

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

4-(1-Methoxy-1-methyl-ethoxy)-butan-2-one
82495-49-6

4-(1-Methoxy-1-methyl-ethoxy)-butan-2-one

Conditions
ConditionsYield
With trichlorophosphate93%
With toluene-4-sulfonic acid In tetrahydrofuran
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

2-[(4-methoxybenzyl)oxy]-3-nitropyridine
350848-02-1

2-[(4-methoxybenzyl)oxy]-3-nitropyridine

4-((4-methoxybenzyl)oxy)butan-2-one
85846-38-4

4-((4-methoxybenzyl)oxy)butan-2-one

Conditions
ConditionsYield
With trimethylsilyl trifluoromethanesulfonate In dichloromethane at 20℃; for 0.0833333h;93%
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

chloromethyl methyl ether
107-30-2

chloromethyl methyl ether

4-(methoxymethoxy)butan-2-one
26822-73-1

4-(methoxymethoxy)butan-2-one

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In dichloromethane for 17h; Reflux; Inert atmosphere;93%
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

m,p-dichloroaniline
95-76-1

m,p-dichloroaniline

4-((3,4-dichlorophenyl)amino)-2-butanone

4-((3,4-dichlorophenyl)amino)-2-butanone

Conditions
ConditionsYield
With iodine In dimethyl sulfoxide at 20℃; for 8h; Inert atmosphere;93%
With iodine In dimethyl sulfoxide at 20℃; for 8h;93%
With tert.-butylnitrite; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical In dimethyl sulfoxide at 20℃; for 9h; Inert atmosphere; Green chemistry;86%
With tert.-butylnitrite; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical In dimethyl sulfoxide at 20℃; for 9h; Inert atmosphere;86%
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

ethyl vinyl ether
109-92-2

ethyl vinyl ether

4-(1-ethoxyethoxy)butan-2-one
25368-66-5

4-(1-ethoxyethoxy)butan-2-one

Conditions
ConditionsYield
With pyridine; p-toluenesulfonic acid monohydrate In dichloromethane at 20℃;92%
With cobalt(II) chloride In acetonitrile Ambient temperature;81%
With hydrogenchloride
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

chlorodimethyl(1,1,2-trimethylpropyl)silane
67373-56-2

chlorodimethyl(1,1,2-trimethylpropyl)silane

4-dimethylthexylsilyloxy-2-butanone
140139-14-6

4-dimethylthexylsilyloxy-2-butanone

Conditions
ConditionsYield
With dmap In dichloromethane92%

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