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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

KETENEDIETHYLACETAL

Cas:2678-54-8

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Henan Allgreen Chemical Co.,Ltd

The company has a professional R & D team, mature technology, very competitive prices and stable high quality products for customers to order high quality and low price product efforts! Appearance:colorless liquid Storage:Sealed, dry, m

KETENE DIETHYL ACETAL

Cas:2678-54-8

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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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 2678-54-8 Ethene, 1,1-diethoxy-

Cas:2678-54-8

Min.Order:1 Gram

FOB Price: $0.1

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

1,1-Diethoxyethene

Cas:2678-54-8

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con

KETENE DIETHYL ACETAL CAS 2678-54-8

Cas:2678-54-8

Min.Order:1 Kilogram

FOB Price: $1.0 / 10.0

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

Pharmaceutical Grade CAS 2678-54-8 with competitive price

Cas:2678-54-8

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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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

Ethene, 1,1-diethoxy- 2678-54-8

Cas:2678-54-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

1,1-diethoxyethylene CAS:2678-54-8 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 inter

1,1-diethoxyethylene CAS:2678-54-8

Cas:2678-54-8

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

Ethene, 1,1-diethoxy-

Cas:2678-54-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

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.:2678-54-8

Cas:2678-54-8

Min.Order:0

Negotiable

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

1,1-diethoxyethene CAS NO.2678-54-8 CAS NO.2678-54-8

Cas:2678-54-8

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

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Triumph International Development Limilted

Appearance:white or yellowish white flaky crystal Storage:Keep the sun from direct sunlight ;prevention against high temperature Package:As customer request Application:Used for research and industrial manufacture. Transportatio

1,1-diethoxyethene

Cas:2678-54-8

Min.Order:100 Metric Ton

Negotiable

Type:Lab/Research institutions

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Saiwante (shanghai) New Material Technology Co., Ltd.

ProName: KETENEDIETHYLACETAL CasNo: 2678-54-8 Appearance: detailed see specifications Application: An important raw material and intermed... DeliveryTime: prompt PackAge: according to the clients requirement Port: Shanghai ProductionCapacity

KETENEDIETHYLACETAL

Cas:2678-54-8

Min.Order:1 Gram

FOB Price: $6.0 / 9.0

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

KeteneDiethylacetal

Cas:2678-54-8

Min.Order:0

Negotiable

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

1,1-diethoxyethylene

Cas:2678-54-8

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

SHANGHAI SYSTEAM BIOCHEM CO., LTD

We are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov

1,1-diethoxyethene CAS NO.2678-54-8 CAS NO.2678-54-8

Cas:2678-54-8

Min.Order:100 Gram

FOB Price: $100.0 / 2000.0

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

Best OfferKETENE DIETHYL ACETAL

Cas:2678-54-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

EAST CHEMSOURCES LIMITED

factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B

1,1-diethoxyethene CAS NO.2678-54-8 CAS NO.2678-54-8

Cas:2678-54-8

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W

KETENE DIETHYL ACETAL

Cas:2678-54-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

KAISA GROUP INC

1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer

1,1-diethoxyethene CAS NO.2678-54-8 CAS NO.2678-54-8

Cas:2678-54-8

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Suzhou Health Chemicals Co., Ltd.

High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use

1,1-Diethoxyethene

Cas:2678-54-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Golden Pharma Co., Limited

GOLDEN PHARMA CO.,LIMITED.is a professional pharmaceutical company,our team have more than 20years expereince in pharmaceutical production and sales. we are a professional technical enterprise specializing in the R & D, production,QA regulation

KETENE DIETHYL ACETAL

Cas:2678-54-8

Min.Order:1 Kilogram

Negotiable

Type:Other

inquiry

Bluecrystal chem-union

We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp

1,1-diethoxyethene CAS NO.2678-54-8 CAS NO.2678-54-8

Cas:2678-54-8

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

GIHI CHEMICALS CO.,LIMITED

Lower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe

1,1-diethoxyethene CAS NO.2678-54-8 CAS NO.2678-54-8

Cas:2678-54-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Kono Chem Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou

1,1-diethoxyethene

Cas:2678-54-8

Min.Order:0

Negotiable

Type:Other

inquiry

Kunshan Push Trading Co.,LTD

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 and stabilized factory price. 2.

1,1-diethoxyethylene

Cas:2678-54-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Dingyan Chem Co., Ltd

R & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates

Ethene, 1,1-diethoxy-

Cas:2678-54-8

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Wuxi TAA Chemical Industry Co.,LTD.

1.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of index have reached or exceeded domestic and international standards.2. Now we have established long-term stable re

Ethene, 1,1-diethoxy-

Cas:2678-54-8

Min.Order:0

Negotiable

Type:Other

inquiry

Henan Tianfu Chemical Co., Ltd.

1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.

Ethene, 1,1-diethoxy-

Cas:2678-54-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

KETENE DIETHYL ACETAL

Cas:2678-54-8

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Synthetic route

Bromoacetaldehyde diethyl acetal
2032-35-1

Bromoacetaldehyde diethyl acetal

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

Conditions
ConditionsYield
With potassium hydroxide In dimethyl sulfoxide at 130 - 140℃; under 100 Torr;92%
With potassium tert-butylate for 0.1 - 0.183333h; Cooling with ice;72%
With potassium tert-butylate at 20℃; Reflux; Inert atmosphere;69.9%
XCH2CH(OCH2CH3)2

XCH2CH(OCH2CH3)2

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

Conditions
ConditionsYield
With 18-crown-6 ether; potassium tert-butylate In tetrahydrofuran at 0℃; for 2h; Elimination;70%
β-(1,1-diethoxy-ethoxy)-chalcone
855175-05-2

β-(1,1-diethoxy-ethoxy)-chalcone

A

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

B

1,3-diphenylpropanedione
120-46-7

1,3-diphenylpropanedione

Conditions
ConditionsYield
at 140℃; under 38 Torr;
Triethyl orthoacetate
78-39-7

Triethyl orthoacetate

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

Conditions
ConditionsYield
With aluminium tert-butyl oleate at 180℃;
potassium tert-butylate
865-47-4

potassium tert-butylate

1,1-diethoxy-2-iodoethane
51806-20-3

1,1-diethoxy-2-iodoethane

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

1,1-diethoxy-2-iodoethane
51806-20-3

1,1-diethoxy-2-iodoethane

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

Conditions
ConditionsYield
With potassium tert-butylate
With potassium tert-butylate
1,1-Diethoxy-ethylamine; hydrochloride

1,1-Diethoxy-ethylamine; hydrochloride

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

Conditions
ConditionsYield
With sodium methylate for 0.666667h; Ambient temperature; Yield given;
orthobromoacetic acid triethyl ester

orthobromoacetic acid triethyl ester

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

Conditions
ConditionsYield
With sodium; benzene
triethyl bromoorthoacetate
40070-39-1

triethyl bromoorthoacetate

benzene
71-43-2

benzene

sodium

sodium

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

tert-Amyl alcohol
75-85-4

tert-Amyl alcohol

tert-butyl methyl ether
1634-04-4

tert-butyl methyl ether

ethylene glycol
107-21-1

ethylene glycol

chloroacetaldehyde diethyl acetal
621-62-5

chloroacetaldehyde diethyl acetal

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

Conditions
ConditionsYield
With potassium hydroxide In Dimethyl ether
tert-Amyl alcohol
75-85-4

tert-Amyl alcohol

ethylene glycol
107-21-1

ethylene glycol

chloroacetaldehyde diethyl acetal
621-62-5

chloroacetaldehyde diethyl acetal

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

Conditions
ConditionsYield
With potassium hydroxide In Dimethyl ether; tert-butyl methyl ether
N-propylsulfonylchloralimine
127826-29-3

N-propylsulfonylchloralimine

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

N-(1-trichloromethyl-3,3-diethoxy-2-propenyl)-1-propanesulfonamide

N-(1-trichloromethyl-3,3-diethoxy-2-propenyl)-1-propanesulfonamide

Conditions
ConditionsYield
In dichloromethane Ambient temperature;100%
ketene diethyl acetal
2678-54-8

ketene diethyl acetal

2-ethynyl-N-methyl-cyclohex-1-enecarboximidic acid methyl ester

2-ethynyl-N-methyl-cyclohex-1-enecarboximidic acid methyl ester

1-(2,2-diethoxy-cyclopropyl)-3-methoxy-2-methyl-4,5,6,7-tetrahydro-2H-isoindole

1-(2,2-diethoxy-cyclopropyl)-3-methoxy-2-methyl-4,5,6,7-tetrahydro-2H-isoindole

Conditions
ConditionsYield
dirhodium tetraacetate In dichloromethane at 20℃; for 2h;100%
ketene diethyl acetal
2678-54-8

ketene diethyl acetal

(2-ethynylcyclohex-1-en-1-yl)(phenyl)methanone
436146-73-5

(2-ethynylcyclohex-1-en-1-yl)(phenyl)methanone

1-(2,2-diethoxy-cyclopropyl)-3-phenyl-4,5,6,7-tetrahydro-isobenzofuran

1-(2,2-diethoxy-cyclopropyl)-3-phenyl-4,5,6,7-tetrahydro-isobenzofuran

Conditions
ConditionsYield
chromium(0) hexacarbonyl In tetrahydrofuran at 20℃; for 2h;99%
With pentacarbonyl(tetrahydrofuran)chromium(0) In tetrahydrofuran at 20℃; for 2h;99%
ketene diethyl acetal
2678-54-8

ketene diethyl acetal

methyl 1,2,3-triazine-5-carboxylate

methyl 1,2,3-triazine-5-carboxylate

methyl 6-ethoxynicotinate
74357-22-5

methyl 6-ethoxynicotinate

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In 1,4-dioxane at 60℃; for 0.5h; Diels-Alder reaction; Inert atmosphere; regioselective reaction;99%
ketene diethyl acetal
2678-54-8

ketene diethyl acetal

benzaldehyde
100-52-7

benzaldehyde

ethyl cinnamate
4192-77-2

ethyl cinnamate

Conditions
ConditionsYield
With (2,4,5-trifluorophenyl)boronic acid In tert-butyl methyl ether at 50℃; for 14h;98%
4-methyl-benzaldehyde
104-87-0

4-methyl-benzaldehyde

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

ethyl (E)-3-(4-methylphenyl)acrylate
97585-04-1, 20511-20-0, 24393-49-5

ethyl (E)-3-(4-methylphenyl)acrylate

Conditions
ConditionsYield
With (2,4,5-trifluorophenyl)boronic acid In tert-butyl methyl ether at 50℃; for 14h;97%
ketene diethyl acetal
2678-54-8

ketene diethyl acetal

4-bromo-benzaldehyde
1122-91-4

4-bromo-benzaldehyde

ethyl (E)-3-(4-bromophenyl)-2-propenoate
24393-53-1, 136265-11-7, 15795-20-7

ethyl (E)-3-(4-bromophenyl)-2-propenoate

Conditions
ConditionsYield
With (2,4,5-trifluorophenyl)boronic acid In tert-butyl methyl ether at 50℃; for 14h;97%
(S)-5-methoxycarbonylmethyl-6,6-dimethyl-2-cyclohexen-1-one
70591-46-7

(S)-5-methoxycarbonylmethyl-6,6-dimethyl-2-cyclohexen-1-one

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

4-carbomethoxymethyl-7,7-diethoxy-3,3-dimethylbicyclo<4.2.0>octan-2-one
70591-47-8, 82509-28-2, 82509-31-7

4-carbomethoxymethyl-7,7-diethoxy-3,3-dimethylbicyclo<4.2.0>octan-2-one

Conditions
ConditionsYield
for 3h; Ambient temperature; Irradiation;96%
ketene diethyl acetal
2678-54-8

ketene diethyl acetal

Hexafluoroacetone
684-16-2

Hexafluoroacetone

4,4-diethoxy-1,1,1-trifluoro-2-trifluoromethyl-but-3-en-2-ol
63504-98-3

4,4-diethoxy-1,1,1-trifluoro-2-trifluoromethyl-but-3-en-2-ol

Conditions
ConditionsYield
In methanol at 20℃;95%
ketene diethyl acetal
2678-54-8

ketene diethyl acetal

6-[(benzyloxycarbonyl)amino]-3-(methylthio)-1,2,4,5-tetrazine
213320-13-9

6-[(benzyloxycarbonyl)amino]-3-(methylthio)-1,2,4,5-tetrazine

6-[(benzyloxycarbonyl)amino]-4-ethoxy-3-(methylthio)pyridazine

6-[(benzyloxycarbonyl)amino]-4-ethoxy-3-(methylthio)pyridazine

Conditions
ConditionsYield
In 1,4-dioxane at 100℃; for 2h; Diels-Alder reaction;95%
ketene diethyl acetal
2678-54-8

ketene diethyl acetal

5-phenyl-1,2,3-triazine
106636-96-8

5-phenyl-1,2,3-triazine

2-ethoxy-5-phenylpyridine

2-ethoxy-5-phenylpyridine

Conditions
ConditionsYield
In 5,5-dimethyl-1,3-cyclohexadiene at 140℃; for 24h; Diels-Alder reaction; regioselective reaction;95%
3,6-dimethyl-o-quinone monoacetal
1270038-98-6

3,6-dimethyl-o-quinone monoacetal

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

C16H24O5

C16H24O5

Conditions
ConditionsYield
In toluene at 150℃; for 17h; Diels-Alder Cycloaddition; Inert atmosphere; regioselective reaction;95%
1,1,3-trichloro-1,3,3-trifluoroacetone
79-52-7

1,1,3-trichloro-1,3,3-trifluoroacetone

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

1,1-Diethoxy-4,4-difluoro-4-chloro-3-fluorodichloromethyl-1-buten-3-ol
138351-94-7

1,1-Diethoxy-4,4-difluoro-4-chloro-3-fluorodichloromethyl-1-buten-3-ol

Conditions
ConditionsYield
for 18h; Ambient temperature;94%
ketene diethyl acetal
2678-54-8

ketene diethyl acetal

4-methoxy-benzaldehyde
123-11-5

4-methoxy-benzaldehyde

ethyl (E)-3-(4-methoxyphenyl)prop-2-enoate
24393-56-4

ethyl (E)-3-(4-methoxyphenyl)prop-2-enoate

Conditions
ConditionsYield
With (2,4,5-trifluorophenyl)boronic acid In tert-butyl methyl ether at 50℃; for 14h;94%
1-naphthaldehyde
66-77-3

1-naphthaldehyde

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

(E)-ethyl 3-(naphthalen-1-yl)acrylate
98978-43-9

(E)-ethyl 3-(naphthalen-1-yl)acrylate

Conditions
ConditionsYield
With (2,4,5-trifluorophenyl)boronic acid In tert-butyl methyl ether at 50℃; for 14h;93%
1-(2-diazo-1,3-dioxobutyl)-2-pyrrolidinone
126685-93-6

1-(2-diazo-1,3-dioxobutyl)-2-pyrrolidinone

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

7-Acetyl-8,8-diethoxy-10-oxa-5-aza-tricyclo[5.2.1.01,5]decan-6-one

7-Acetyl-8,8-diethoxy-10-oxa-5-aza-tricyclo[5.2.1.01,5]decan-6-one

Conditions
ConditionsYield
dirhodium tetraacetate In benzene for 2h; Heating;92%
5-(4-chlorophenyl)-2,3-dihydrofuran-2,3-dione
58303-62-1

5-(4-chlorophenyl)-2,3-dihydrofuran-2,3-dione

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

[5-(4-Chloro-phenyl)-2-hydroxy-3-oxo-2,3-dihydro-furan-2-yl]-acetic acid ethyl ester
159107-87-6

[5-(4-Chloro-phenyl)-2-hydroxy-3-oxo-2,3-dihydro-furan-2-yl]-acetic acid ethyl ester

Conditions
ConditionsYield
In dichloromethane at 40℃; for 1h;91%
ketene diethyl acetal
2678-54-8

ketene diethyl acetal

methyl 3-(1-oxo-2-cyclohexen-2-yl)acrylate

methyl 3-(1-oxo-2-cyclohexen-2-yl)acrylate

3,3-diethoxy-8-oxo-2,3,4,4a,5,6,7,8-octahydro-naphthalene-2-carboxylic acid methyl ester

3,3-diethoxy-8-oxo-2,3,4,4a,5,6,7,8-octahydro-naphthalene-2-carboxylic acid methyl ester

Conditions
ConditionsYield
In toluene for 1.5h; Heating;91%
ketene diethyl acetal
2678-54-8

ketene diethyl acetal

5-<<<(1,1-dimethylethyl)dimethylsilyl>oxy>methyl>-2-cyclohexen-1-one
84011-69-8

5-<<<(1,1-dimethylethyl)dimethylsilyl>oxy>methyl>-2-cyclohexen-1-one

4-<<<(1,1-dimethylethyl)dimethylsilyl>oxy>methyl>-7,7-diethoxybicyclo<4.2.0>octane-2-one
84011-67-6

4-<<<(1,1-dimethylethyl)dimethylsilyl>oxy>methyl>-7,7-diethoxybicyclo<4.2.0>octane-2-one

Conditions
ConditionsYield
In benzene for 3.5h; Irradiation;90%
ketene diethyl acetal
2678-54-8

ketene diethyl acetal

diethyl Fumarate
623-91-6

diethyl Fumarate

trans-3,3-diethoxy-1,2-cyclobutanedicarboxylic acid diethyl ester
127696-10-0

trans-3,3-diethoxy-1,2-cyclobutanedicarboxylic acid diethyl ester

Conditions
ConditionsYield
With diisobutylaluminum chloride; N-ethyl-N,N-diisopropylamine In toluene at -40℃;90%
In tert-butyl alcohol at 84℃; for 72h;54%
In tert-butyl alcohol at 84℃; for 72h;53%
Stage #1: ketene diethyl acetal With diethylaluminium chloride In toluene at -45℃; for 0.166667h; Inert atmosphere;
Stage #2: With N-ethyl-N,N-diisopropylamine In toluene at -45℃; for 0.166667h; Inert atmosphere;
Stage #3: diethyl Fumarate In toluene at -45℃; for 3h; Inert atmosphere;
42.3%
ketene diethyl acetal
2678-54-8

ketene diethyl acetal

5-(4-bromo-phenyl)-furan-2,3-dione
55991-70-3

5-(4-bromo-phenyl)-furan-2,3-dione

[5-(4-Bromo-phenyl)-2-hydroxy-3-oxo-2,3-dihydro-furan-2-yl]-acetic acid ethyl ester
159107-86-5

[5-(4-Bromo-phenyl)-2-hydroxy-3-oxo-2,3-dihydro-furan-2-yl]-acetic acid ethyl ester

Conditions
ConditionsYield
In dichloromethane at 40℃; for 1h;90%
N-[(4-methylbenzene-1-sulfonyl)(phenyl)methyl]formamide
37643-54-2

N-[(4-methylbenzene-1-sulfonyl)(phenyl)methyl]formamide

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

3-formylamino-3-phenyl-propionic acid ethyl ester
850011-53-9

3-formylamino-3-phenyl-propionic acid ethyl ester

Conditions
ConditionsYield
With caesium carbonate In dichloromethane for 24h; Heating;90%
With caesium carbonate In dichloromethane for 24h; Product distribution / selectivity; Heating / reflux;90%
With triethylamine In dichloromethane for 24h; Product distribution / selectivity; Heating / reflux;80%
With 1,8-diazabicyclo[5.4.0]undec-7-ene In dichloromethane for 24h; Product distribution / selectivity; Heating / reflux;48%
ethyl acetoacetate
141-97-9

ethyl acetoacetate

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

Ethyl 2-acetyl-3-ethoxybut-2-enoate
182916-87-6

Ethyl 2-acetyl-3-ethoxybut-2-enoate

Conditions
ConditionsYield
With sodium ethanolate In ethanol at 22 - 90℃; for 8.5h;89%
5-chloro-2,2-dimethyl-1,3-dioxin-4-one
904731-83-5

5-chloro-2,2-dimethyl-1,3-dioxin-4-one

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

5-chloro-2,2-diethoxy-2,3-dihydropyran-4-one
904731-84-6

5-chloro-2,2-diethoxy-2,3-dihydropyran-4-one

Conditions
ConditionsYield
In toluene for 0.666667h; Product distribution / selectivity; Heating / reflux;89%
ketene diethyl acetal
2678-54-8

ketene diethyl acetal

cyclohexanecarbaldehyde
2043-61-0

cyclohexanecarbaldehyde

(E)-3-cyclohexyl-acrylic acid ethyl ester
17343-88-3

(E)-3-cyclohexyl-acrylic acid ethyl ester

Conditions
ConditionsYield
With (2,4,5-trifluorophenyl)boronic acid In tert-butyl methyl ether at 50℃; for 14h;89%
C3H9B8F3O3S

C3H9B8F3O3S

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

C11H30B16O2

C11H30B16O2

Conditions
ConditionsYield
With lithium hexamethyldisilazane In cyclohexane at 20℃; for 0.0833333h; Inert atmosphere;89%
nitropentafluoroacetone
3888-00-4

nitropentafluoroacetone

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

4,4-diethoxy-1,1-difluoro-1-nitro-2-trifluoromethyl-but-3-en-2-ol
40657-28-1

4,4-diethoxy-1,1-difluoro-1-nitro-2-trifluoromethyl-but-3-en-2-ol

Conditions
ConditionsYield
at -30°C, then at 20°C 2 h;88%
at -30°C, then at 20°C 2 h;88%
ketene diethyl acetal
2678-54-8

ketene diethyl acetal

dicyano(7,7-dimethyl-2,5-di-p-tolyl-3,4-diaza-bicyclo[4.1.0]hepta-2,4-dien-3-ium-3-yl)methanide

dicyano(7,7-dimethyl-2,5-di-p-tolyl-3,4-diaza-bicyclo[4.1.0]hepta-2,4-dien-3-ium-3-yl)methanide

5,5-diethoxy-1,1-dimethyl-2,6a-di-p-tolyl-1,1a,5,6,6a,6b-hexahydro-cis-1a-transoid-6a,6b-3,3a-diaza-cyclopropa[e]indene-4,4-dicarbonitrile

5,5-diethoxy-1,1-dimethyl-2,6a-di-p-tolyl-1,1a,5,6,6a,6b-hexahydro-cis-1a-transoid-6a,6b-3,3a-diaza-cyclopropa[e]indene-4,4-dicarbonitrile

Conditions
ConditionsYield
In acetonitrile at 20 - 50℃; for 19h; Cycloaddition;87%
3-bromo-1-trifluoromethylbenzene
401-78-5

3-bromo-1-trifluoromethylbenzene

ketene diethyl acetal
2678-54-8

ketene diethyl acetal

1,1-diethoxy-6-(trifluoromethyl)benzocyclobutene
1017235-56-1

1,1-diethoxy-6-(trifluoromethyl)benzocyclobutene

Conditions
ConditionsYield
With sodium amide In tetrahydrofuran for 22h; Heating;87%

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