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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

Dihydrofuran-3(2H)-one Manufacturer/High quality/Best price/In stock

Cas:22929-52-8

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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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 Dihydrofuran-3(2H)-One supplier in China

Cas:22929-52-8

Min.Order:0 Metric Ton

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Type:Manufacturers

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Wuhan Fortuna Chemical Co.,Ltd

High quality Dihydrofuran-3(2H)-one Cas 22929-52-8 with favorable price and fast deliverye Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its int

High quality Dihydrofuran-3(2H)-one Cas 22929-52-8 with favorable price and fast deliverye

Cas:22929-52-8

Min.Order:10 Kilogram

FOB Price: $10.0

Type:Trading Company

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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 Dihydrofuran-3(2H)-One

Cas:22929-52-8

Min.Order:1

Negotiable

Type:Other

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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 Oled CAS 22929-52-8 3(2H)-Furanone,dihydro-

Cas:22929-52-8

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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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

Dihydrofuran-3(2H)-one CAS 22929-52-8

Cas:22929-52-8

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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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

Dihydrofuran-3(2H)-One

Cas:22929-52-8

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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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

Dihydrofuran-3-(2H)-one

Cas:22929-52-8

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

Our company engages in Sodium Tripolyphosphate (STPP) and Sodium Hexametabphosphate (SHMP) production; development of noble metal catalysts, synthesis of electronic chemical materials and general chemicals Imp&Exp trading business. The company

TIANFU-CHEM - Dihydrofuran-3(2H)-one

Cas:22929-52-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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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

Dihydrofuran-3(2H)-one

Cas:22929-52-8

Min.Order:1 Kilogram

FOB Price: $9.0 / 99.0

Type:Trading Company

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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

Top Purity CAS 22929-52-8 with fast shipping

Cas:22929-52-8

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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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

Dihydrofuran-3(2H)-one CAS 22929-52-8

Cas:22929-52-8

Min.Order:100 Gram

Negotiable

Type:Other

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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

3(2H)-Furanone,dihydro- 22929-52-8

Cas:22929-52-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Baoji Guokang Healthchem co.,ltd

Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At prese

Syntheses Material Intermediate, Dihydrofuran-3(2H)-one CAS: 22929-52-8

Cas:22929-52-8

Min.Order:1 Kilogram

FOB Price: $59.0 / 64.0

Type:Trading Company

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Qingdao Beluga Import and Export Co., LTD

Dihydrofuran-3(2H)-one CAS:22929-52-8 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 quality organic in

Dihydrofuran-3(2H)-one CAS:22929-52-8

Cas:22929-52-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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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

3(2H)-Furanone,dihydro-

Cas:22929-52-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Henan Wentao Chemical Product Co., Ltd.

Henan 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 NO.:22929-52-8

Cas:22929-52-8

Min.Order:0

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Type:Lab/Research institutions

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HANGZHOU TIANYE CHEMICALS CO., LTD.

We product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Specification : Dihydrofuran-3(2H)-one CAS No:22

Dihydrofuran-3(2H)-one

Cas:22929-52-8

Min.Order:1 Gram

Negotiable

Type:Trading Company

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Triumph International Development Limilted

Appearance:white or light yellow crystalline powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:By

Dihydrofuran-3(2H)-one 22929-52-8

Cas:22929-52-8

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

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Kunshan Push Trading Co.,LTD

dihydrofuran-3(2H)-one 22929-52-8 ADVANTAGE 1.Professional: More than 10 years chemical exporting experience. We have produced chemical more than fifteen years, 95% products are for export . More than 10 years chemical exporting experience. Good an

dihydrofuran-3(2H)-one 22929-52-8

Cas:22929-52-8

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Lab/Research institutions

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Afine Chemicals Limited

Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments

TETRAHYDROFURAN-3-ONE

Cas:22929-52-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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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

Tetrahydrofuran-3-one

Cas:22929-52-8

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

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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

Dihydro-furan-3-one

Cas:22929-52-8

Min.Order:4 Kilogram

Negotiable

Type:Lab/Research institutions

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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

3-Oxotetrahydrofuran

Cas:22929-52-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Chemlyte Solutions

Chemlyte 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

Featured products Dihydro-furan-3-one

Cas:22929-52-8

Min.Order:100 Gram

Negotiable

Type:Other

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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

Dihydrofuran-3(2H)-one

Cas:22929-52-8

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

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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

High quality Dihydrofuran-3(2H)-One

Cas:22929-52-8

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

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HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality, moderate price & quick delivery. Appearance:white powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Used in organic syn

3(2H)-Furanone,dihydro-

Cas:22929-52-8

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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Siwei Development Group Ltd.

Product name: Dihydrofuran-3(2H)-One CAS No.:22929-52-8 Molecule Formula:C4H6O2 Molecule Weight:86.09 Purity: 99.0% Package:200kg/drum Description:Colorless liquid Manufacture Standards:Enterprise Standard TESTING

High Quality Dihydrofuran-3(2H)-One

Cas:22929-52-8

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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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,

Dihydrofuran-3(2H)-one

Cas:22929-52-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Synthetic route

3-Hydroxytetrahydrofuran
453-20-3

3-Hydroxytetrahydrofuran

tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

Conditions
ConditionsYield
With 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; trichloroisocyanuric acid In dichloromethane at -5 - 20℃; for 1h; Solvent;95%
With 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; trichloroisocyanuric acid In dichloromethane at -5 - 20℃; for 1h; Solvent;95%
With 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; trichloroisocyanuric acid In dichloromethane at -5 - 20℃; for 1h; Solvent;95%
methyl 4-oxotetrahydrofuran-3-carboxylate
57595-23-0

methyl 4-oxotetrahydrofuran-3-carboxylate

tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

Conditions
ConditionsYield
With sulfuric acid at 100℃; for 3h; Reagent/catalyst; Temperature;90.7%
In sulfuric acid6.8 g (79%)
ethyl tetrahydrofuran-3-one 4-carboxylate
89898-51-1

ethyl tetrahydrofuran-3-one 4-carboxylate

tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

Conditions
ConditionsYield
With sulfuric acid at 80℃; for 5h; Reagent/catalyst;82.3%
2,3-dihydro-2H-furan
1191-99-7

2,3-dihydro-2H-furan

A

tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

RS(SR)-2,3-dibromotetrahydrofuran
20245-14-1, 52911-58-7, 138610-15-8

RS(SR)-2,3-dibromotetrahydrofuran

trans-3-bromo-2-hydroxytetrahydrofuran

trans-3-bromo-2-hydroxytetrahydrofuran

Conditions
ConditionsYield
With water; oxygen; lithium bromide; copper(ll) bromide In tetrahydrofuran at 25℃; under 760.051 Torr;A 15%
B 75%
C 10%
3-hydroxyfuran
29212-66-6

3-hydroxyfuran

tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

Conditions
ConditionsYield
Stage #1: 3-hydroxyfuran With 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; potassium bromide In dichloromethane; water ice-water bath;
Stage #2: With sodium hypochlorite; sodium hydrogencarbonate In dichloromethane; water at 0 - 5℃; for 2.66667h;
67%
With sodium hypochlorite; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; sodium hydrogencarbonate; potassium bromide In dichloromethane at 0 - 5℃; for 2.66667h; pH=9.5;67%
With sodium hypochlorite; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; sodium hydrogencarbonate; potassium bromide In dichloromethane; water at 0 - 5℃; for 2.66667h; pH=9.5;67%
(+-)-tetrahydro-furan-3-ol

(+-)-tetrahydro-furan-3-ol

tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

Conditions
ConditionsYield
With copper oxide-chromium oxide catalyst at 200 - 250℃;
With sodium dichromate; diethyl ether; sulfuric acid
2,3-dihydro-2H-furan
1191-99-7

2,3-dihydro-2H-furan

A

tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

B

(2S,3S)-3-chlorotetrahydrofuran-2-ol
1120-74-7, 29120-51-2, 29307-02-6

(2S,3S)-3-chlorotetrahydrofuran-2-ol

C

(2R,3R)-3-chlorotetrahydrofuran-2-ol

(2R,3R)-3-chlorotetrahydrofuran-2-ol

2-chloro-3-hydroxytetrahydrofuran

2-chloro-3-hydroxytetrahydrofuran

Conditions
ConditionsYield
With (R)-2,2'-bis[bis(3-methylphenyl)phosphino]-1,1'-binaphthyl; copper dichloride; palladium (II) ion Title compound not separated from byproducts;
2,5-dihydrofuran
1708-29-8

2,5-dihydrofuran

tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

Conditions
ConditionsYield
With dinitrogen monoxide In benzene at 220℃; for 12h; pressure;
1-butyn-4-ol
927-74-2

1-butyn-4-ol

tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

Conditions
ConditionsYield
With 5-bromo-2-methyl-pyridine-N-oxide; [BrettPhosAu]NTf2; trifluoroacetic acid In 1,2-dichloro-ethane at 20℃; for 6h; Inert atmosphere; Darkness;42 %Spectr.
tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

4-methoxybenzenesulfonyl hydrazide
1950-68-1

4-methoxybenzenesulfonyl hydrazide

N'-(dihydrofuran-3(2H)-ylidene)-4-methoxybenzene-sulfonohydrazide
1510865-64-1

N'-(dihydrofuran-3(2H)-ylidene)-4-methoxybenzene-sulfonohydrazide

Conditions
ConditionsYield
In methanol at 20℃; Schlenk technique;100%
tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

toluene-4-sulfonic acid hydrazide
1576-35-8

toluene-4-sulfonic acid hydrazide

N'-(dihydrofuran-3(2H)-ylidene)-4-methylbenzene-sulfonohydrazide
1708-19-6

N'-(dihydrofuran-3(2H)-ylidene)-4-methylbenzene-sulfonohydrazide

Conditions
ConditionsYield
In methanol at 20℃; Schlenk technique;100%
tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

C26H37FN4O4

C26H37FN4O4

C30H43FN4O5

C30H43FN4O5

Conditions
ConditionsYield
With sodium tris(acetoxy)borohydride; acetic acid In dichloromethane at 20℃; for 0.75h;99%
Stage #1: tetrahydrofuran-3-one; C26H37FN4O4 With acetic acid In dichloromethane at 20℃; for 0.75h;
Stage #2: With sodium tris(acetoxy)borohydride In dichloromethane at 20℃;
tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

acetylenemagnesium bromide
4301-14-8

acetylenemagnesium bromide

1-ethynyl-3-oxacyclopentanol
137344-86-6

1-ethynyl-3-oxacyclopentanol

Conditions
ConditionsYield
In tetrahydrofuran at 0 - 20℃; for 0.5h; Inert atmosphere;97%
Stage #1: tetrahydrofuran-3-one; acetylenemagnesium bromide In tetrahydrofuran at 0 - 20℃;
Stage #2: With water; ammonium chloride In tetrahydrofuran
57%
tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

nitromethane
75-52-5

nitromethane

3‑nitromethylidenetetrahydrofuran

3‑nitromethylidenetetrahydrofuran

Conditions
ConditionsYield
With sodium methylate In methanol at 20 - 30℃; for 6h; Reagent/catalyst; Temperature;96.7%
tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

sodium cyanide
773837-37-9

sodium cyanide

3-aminotetrahydrofuran-3-carbonitrile hydrochloride

3-aminotetrahydrofuran-3-carbonitrile hydrochloride

Conditions
ConditionsYield
Stage #1: tetrahydrofuran-3-one With ammonia; acetic acid In methanol at 20℃; for 0.166667h; Cooling with ice;
Stage #2: sodium cyanide In methanol at 20 - 50℃; for 2h;
Stage #3: With hydrogenchloride In 1,4-dioxane; dichloromethane at 20℃; for 0.25h;
96%
tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

tert-Butoxybis(dimethylamino)methane
5815-08-7

tert-Butoxybis(dimethylamino)methane

(E)-4-((dimethylamino)methylene)dihydrofuran-3(2H)-one

(E)-4-((dimethylamino)methylene)dihydrofuran-3(2H)-one

Conditions
ConditionsYield
In toluene at 20℃; for 18h;90%
tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

trimethylsilylacetylene
1066-54-2

trimethylsilylacetylene

3-((trimethylsilyl)ethynyl)tetrahydrofuran-3-ol

3-((trimethylsilyl)ethynyl)tetrahydrofuran-3-ol

Conditions
ConditionsYield
Stage #1: trimethylsilylacetylene With n-butyllithium In tetrahydrofuran at -78℃; for 0.5h;
Stage #2: tetrahydrofuran-3-one In tetrahydrofuran at -78 - 20℃; for 1.33333h;
89%
Stage #1: trimethylsilylacetylene With n-butyllithium In tetrahydrofuran at -78℃; for 0.5h; Inert atmosphere;
Stage #2: tetrahydrofuran-3-one In tetrahydrofuran at -78 - 20℃; for 1.33333h; Inert atmosphere;
89%
tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

phenylacetylene
536-74-3

phenylacetylene

3-(phenylethynyl)tetrahydrofuran-3-ol

3-(phenylethynyl)tetrahydrofuran-3-ol

Conditions
ConditionsYield
Stage #1: phenylacetylene With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.5h;
Stage #2: tetrahydrofuran-3-one In tetrahydrofuran; hexane at -78 - 20℃; for 2h;
89%
tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

N,N-dimethylammonium chloride
506-59-2

N,N-dimethylammonium chloride

potassium cyanide
151-50-8

potassium cyanide

3-cyano-3-dimethylamino-tetrahydrofurane
176445-75-3

3-cyano-3-dimethylamino-tetrahydrofurane

Conditions
ConditionsYield
In water Ambient temperature;88%
tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

ethyl 1-(6-(3,5-difluoro-2-((2-methyl-4-(piperidin-4-yl)benzyl)oxy)phenyl)pyridin-2-yl)piperidine-4-carboxylate

ethyl 1-(6-(3,5-difluoro-2-((2-methyl-4-(piperidin-4-yl)benzyl)oxy)phenyl)pyridin-2-yl)piperidine-4-carboxylate

ethyl 1-(6-(3,5-difluoro-2-((2-methyl-4-(1-(tetrahydrofuran-3-yl)piperidin-4-yl)benzyl)oxy)phenyl)pyridin-2-yl)piperidine-4-carboxylate

ethyl 1-(6-(3,5-difluoro-2-((2-methyl-4-(1-(tetrahydrofuran-3-yl)piperidin-4-yl)benzyl)oxy)phenyl)pyridin-2-yl)piperidine-4-carboxylate

Conditions
ConditionsYield
Stage #1: tetrahydrofuran-3-one; ethyl 1-(6-(3,5-difluoro-2-((2-methyl-4-(piperidin-4-yl)benzyl)oxy)phenyl)pyridin-2-yl)piperidine-4-carboxylate In methanol at 25℃; for 3h; Molecular sieve;
Stage #2: With sodium cyanoborohydride In methanol at 50℃; for 12h;
88%
tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

1,1,1,3,3,3-hexafluoropropan-2-yl 1-(5,6,7,8-tetrahydroimidazo[1,2-a]pyrazine-2-carbonyl)-1,8-diazaspiro[4.5]decane-8-carboxylate

1,1,1,3,3,3-hexafluoropropan-2-yl 1-(5,6,7,8-tetrahydroimidazo[1,2-a]pyrazine-2-carbonyl)-1,8-diazaspiro[4.5]decane-8-carboxylate

1,1,1,3,3,3-hexafluoropropan-2-yl 1-(7-(tetrahydrofuran-3-yl)-5,6,7,8-tetrahydroimidazo[1,2-a]pyrazine-2-carbonyl)-1,8-diazaspiro[4.5]decane-8-carboxylate

1,1,1,3,3,3-hexafluoropropan-2-yl 1-(7-(tetrahydrofuran-3-yl)-5,6,7,8-tetrahydroimidazo[1,2-a]pyrazine-2-carbonyl)-1,8-diazaspiro[4.5]decane-8-carboxylate

Conditions
ConditionsYield
Stage #1: tetrahydrofuran-3-one; 1,1,1,3,3,3-hexafluoropropan-2-yl 1-(5,6,7,8-tetrahydroimidazo[1,2-a]pyrazine-2-carbonyl)-1,8-diazaspiro[4.5]decane-8-carboxylate With triethylamine In 1,2-dichloro-ethane at 20℃; for 1.5h;
Stage #2: With sodium tris(acetoxy)borohydride In 1,2-dichloro-ethane at 20℃; for 4h;
86%
tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

nitromethane
75-52-5

nitromethane

C5H9NO4

C5H9NO4

Conditions
ConditionsYield
With triethylamine In ethanol at 20℃; for 18h;85.9%
tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

methanesulfonic acid
75-75-2

methanesulfonic acid

homoalylic alcohol
627-27-0

homoalylic alcohol

methanesulfonic acid 2,6-dioxaspiro[4.5]dec-9-yl ester
503551-88-0

methanesulfonic acid 2,6-dioxaspiro[4.5]dec-9-yl ester

Conditions
ConditionsYield
In dichloromethane at 23℃; Prins cyclization;85%
In dichloromethane at 25℃; for 16h;
tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

trans-3-((2-methyl-6-(5-methyl-6-(piperidin-4-yl)-1H-indazol-1-yl)pyrimidin-4-yl)amino)cyclobutanol

trans-3-((2-methyl-6-(5-methyl-6-(piperidin-4-yl)-1H-indazol-1-yl)pyrimidin-4-yl)amino)cyclobutanol

trans-3-((2-methyl-6-(5-methyl-6-(1-(tetrahydrofuran-3-yl)piperidin-4-yl)-1H-indazol-1-yl)pyrimidin-4-yl)amino)cyclobutanol

trans-3-((2-methyl-6-(5-methyl-6-(1-(tetrahydrofuran-3-yl)piperidin-4-yl)-1H-indazol-1-yl)pyrimidin-4-yl)amino)cyclobutanol

Conditions
ConditionsYield
With sodium cyanoborohydride; acetic acid In 1,2-dichloro-ethane at 20℃; for 6h;85%
tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

isoquinoline
119-65-3

isoquinoline

1-(4-oxotetrahydrofuran-2-yl)isoquinoline

1-(4-oxotetrahydrofuran-2-yl)isoquinoline

Conditions
ConditionsYield
With sodium persulfate; [4,4′-bis(1,1-dimethylethyl)-2,2′-bipyridine-N1,N1′]bis{3,5-difluoro-2-[5-(trifluoromethyl)-2-pyridinyl-κN]phenyl-κC}iridium(III) hexafluorophosphate; trifluoroacetic acid In water at 23℃; for 24h; Minisci Aromatic Substitution; Inert atmosphere; Irradiation; regioselective reaction;83%
tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

ethylamine
75-04-7

ethylamine

N-ethyltetrahydrofuran-3-amine

N-ethyltetrahydrofuran-3-amine

Conditions
ConditionsYield
Stage #1: tetrahydrofuran-3-one; ethylamine With sodium tetrahydroborate In tetrahydrofuran; methanol at 20℃; for 16h; Molecular sieve;
Stage #2: With methanol; sodium tetrahydroborate In tetrahydrofuran at 0 - 20℃; for 2h;
83%
tetrahydrofuran-3-one
22929-52-8

tetrahydrofuran-3-one

1-bromo-4-methoxy-benzene
104-92-7

1-bromo-4-methoxy-benzene

3-(4-methoxyphenyl)tetrahydrofuran-3-ol

3-(4-methoxyphenyl)tetrahydrofuran-3-ol

Conditions
ConditionsYield
Stage #1: 1-bromo-4-methoxy-benzene With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.416667h; Inert atmosphere;
Stage #2: tetrahydrofuran-3-one In tetrahydrofuran; hexane at -78℃; for 0.0833333h; Inert atmosphere;
82%
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