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Dayang Chem (Hangzhou) Co.,Ltd.

As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch

Octafluorocyclopentene

Cas:559-40-0

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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 Perfluorocyclopentene

Cas:559-40-0

Min.Order:1

Negotiable

Type:Other

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

1,2,3,3,4,4,5,5-Octafluoro-1-cyclopentene

Cas:559-40-0

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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

Pharmaceutical Grade CAS 559-40-0 with competitive price

Cas:559-40-0

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Shanghai Upbio Tech Co.,Ltd

1.In No Less 10 years exporting experience. you 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 Specializ

Cyclopentene,1,2,3,3,4,4,5,5-octafluoro-

Cas:559-40-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

OCTAFLUOROCYCLOPENTENE CAS:559-40-0 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 inte

OCTAFLUOROCYCLOPENTENE CAS:559-40-0

Cas:559-40-0

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

Cyclopentene,1,2,3,3,4,4,5,5-octafluoro-

Cas:559-40-0

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

Cyclopentene,1,2,3,3,4,4,5,5-octafluoro-

Cas:559-40-0

Min.Order:0

Negotiable

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

OCTAFLUOROCYCLOPENTENE 559-40-0

Cas:559-40-0

Min.Order:1 Kilogram

FOB Price: $10.0

Type:Lab/Research institutions

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

superior quality moderate price & quick delivery Appearance:Clear colorless liquid 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 to m

Cyclopentene,1,2,3,3,4,4,5,5-octafluoro-

Cas:559-40-0

Min.Order:1 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

Cyclopentene,1,2,3,3,4,4,5,5-octafluoro-

Cas:559-40-0

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

Octafluorocyclopentene

Cas:559-40-0

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

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

Octafluorocyclopentene

Cas:559-40-0

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

Zhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed

OCTAFLUOROCYCLOPENTENE

Cas:559-40-0

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

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

Octafluorocyclopentene

Cas:559-40-0

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

Octafluorocyclopentene

Cas:559-40-0

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

Octafluorocyclopentene

Cas:559-40-0

Min.Order:0

Negotiable

Type:Manufacturers

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

Octafluorocyclopentene

Cas:559-40-0

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Hebei Mojin Biotechnology Co.,Ltd

We produce carbomer by our own factory,carbomer 940 is our best seller.It is used for cosmetic and medical.And we also become agent for lubrizol.Our carbomer 940 get high viscosity and good transparency.The price will depond on the market,surely supp

Cyclopentene,1,2,3,3,4,4,5,5-octafluoro-

Cas:559-40-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Win-Win chemical Co.Ltd

Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

Octafluorocyclopentene cas no. 559-40-0 98%

Cas:559-40-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

Octafluorocyclopentene

Cas:559-40-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Acmec Biochemical Technology Co., Ltd.

Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea

Acmec Octafluorocyclopentene 5g

Cas:559-40-0

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

Octafluorocyclopentene

Cas:559-40-0

Min.Order:0

Negotiable

Type:Manufacturers

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.

Cyclopentene,1,2,3,3,4,4,5,5-octafluoro-

Cas:559-40-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

OCTAFLUOROCYCLOPENTENE

Cas:559-40-0

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Antimex Chemical Limied

Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali

Cyclopentene,1,2,3,3,4,4,5,5-octafluoro-

Cas:559-40-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Langyou International Trading Co., Ltd

Octafluorocyclopentene Application:Octafluorocyclopentene

Octafluorocyclopentene

Cas:559-40-0

Min.Order:0

Negotiable

Type:Other

inquiry

DB BIOTECH CO., LTD

best seller Application:API

OCTAFLUOROCYCLOPENTENE

Cas:559-40-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

BOC Sciences

We are committed to providing our customers with the best products and services at the most competitive prices.Appearance:white crystalline powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use

Perfluorocyclopentene

Cas:559-40-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

Cyclopentene,1,2,3,3,4,4,5,5-octafluoro-Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:pharmaceutical intermediate Transportation:by air, by sea, by express

Cyclopentene,1,2,3,3,4,4,5,5-octafluoro-

Cas:559-40-0

Min.Order:0

Negotiable

Type:Other

inquiry

Synthetic route

octachlorocyclopentene
706-78-5

octachlorocyclopentene

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

Conditions
ConditionsYield
With hydrogen fluoride at 350 - 450℃; under 3750.38 Torr; Temperature; Reagent/catalyst;93.8%
With potassium fluoride In sulfolane at 190℃; for 15h;89%
With pyridine; sulfolane; hydrogen fluoride at 140 - 170℃; Temperature;85%
1,2-dichlorooctafluorocyclopentane
376-75-0

1,2-dichlorooctafluorocyclopentane

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

Conditions
ConditionsYield
In N,N-dimethyl acetamide at 170℃; for 6h; Autoclave;75.5%
With ethanol; zinc
With zinc In N,N-dimethyl-formamide at 80℃; for 0.5h; Temperature; Solvent; Inert atmosphere;
1,2-dichloro-3,3,4,4,5,5-hexafluorocyclopentene
706-79-6

1,2-dichloro-3,3,4,4,5,5-hexafluorocyclopentene

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

Conditions
ConditionsYield
With 1-methyl-pyrrolidin-2-one; potassium fluoride70%
(i) CoF3, (ii) Zn, iPrOH; Multistep reaction;
With potassium fluoride In N,N-dimethyl-formamide
Perfluorobicyclo<3.1.1>heptane
161116-96-7

Perfluorobicyclo<3.1.1>heptane

A

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

B

Perfluoro-1,6-heptadiene
4263-29-0

Perfluoro-1,6-heptadiene

C

cis-Perfluorobicyclo<3.2.0>heptane

cis-Perfluorobicyclo<3.2.0>heptane

Conditions
ConditionsYield
at 740℃; under 1 Torr;A 8%
B 32%
C 10%
at 740℃; under 1 Torr; Title compound not separated from byproducts;A 8 % Spectr.
B 32 % Spectr.
C 10 % Spectr.
Chlorodifluoromethane
75-45-6

Chlorodifluoromethane

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

Conditions
ConditionsYield
at 700℃;
polytetrafluoroethylene
116-14-3

polytetrafluoroethylene

1,2,3,3-tetrafluorocyclopropene
19721-29-0

1,2,3,3-tetrafluorocyclopropene

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

octafluoro-1,3-pentadiene
3109-88-4

octafluoro-1,3-pentadiene

A

octafluoro-1,4-pentadiene
3109-87-3

octafluoro-1,4-pentadiene

B

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

Conditions
ConditionsYield
at 400℃; under 8360 Torr; for 72h;
decafluoro-1,2-epoxycyclohexane
5927-67-3

decafluoro-1,2-epoxycyclohexane

A

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

B

perfluoro-2-cyclohexene-1-one
5672-50-4

perfluoro-2-cyclohexene-1-one

Conditions
ConditionsYield
at 500℃;A 3.7 g
B 2.2 g
perfluoro-1,3-cyclopentadiene
699-39-8

perfluoro-1,3-cyclopentadiene

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

Conditions
ConditionsYield
With antimony pentafluoride In liquid sulphur dioxide at -60℃; for 10h;
1-trifluoromethyl-2,3,3,4,4,5,5-heptafluoro-cyclopentene
780-87-0

1-trifluoromethyl-2,3,3,4,4,5,5-heptafluoro-cyclopentene

A

difluoro-methylene
2154-59-8

difluoro-methylene

B

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

Conditions
ConditionsYield
at 750℃; under 0.01 Torr; Product distribution; ΔI;
perfluoro-11-oxadispiro<4.0.4.1>undecane
98713-80-5

perfluoro-11-oxadispiro<4.0.4.1>undecane

A

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

B

perfluorocyclopentanone
376-66-9

perfluorocyclopentanone

Conditions
ConditionsYield
With cesium fluoride at 200℃; for 16h; Title compound not separated from byproducts;A 83 % Spectr.
B 57 % Spectr.
Perfluoro-1,6-heptadiene
4263-29-0

Perfluoro-1,6-heptadiene

A

polytetrafluoroethylene
116-14-3

polytetrafluoroethylene

B

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

C

Perfluorobicyclo<3.1.1>heptane
161116-96-7

Perfluorobicyclo<3.1.1>heptane

D

cis-Perfluorobicyclo<3.2.0>heptane

cis-Perfluorobicyclo<3.2.0>heptane

Conditions
ConditionsYield
at 750℃; Yields of byproduct given. Title compound not separated from byproducts;
at 750℃; under 1 Torr; Yields of byproduct given. Title compound not separated from byproducts;A n/a
B 90 % Spectr.
C n/a
D n/a
Perfluorobicyclo<3.2.0>heptane
85625-40-7

Perfluorobicyclo<3.2.0>heptane

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

Conditions
ConditionsYield
at 450℃; for 22h;85 % Spectr.
2,3,4,5-Tetrachlor-1,1,2,3,4,5-hexafluorcyclopentan
1453-38-9

2,3,4,5-Tetrachlor-1,1,2,3,4,5-hexafluorcyclopentan

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 67 percent / Zn / various solvent(s) / 1 h / Heating
2: SbF5 / liquid sulphur dioxide / 10 h / -60 °C
View Scheme
1,2,3,4-tetrachloro-5,5-difluoro-cyclopenta-1,3-diene
562-19-6

1,2,3,4-tetrachloro-5,5-difluoro-cyclopenta-1,3-diene

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 40 percent / F2 / various solvent(s) / 12 h / 0 °C
2: 67 percent / Zn / various solvent(s) / 1 h / Heating
3: SbF5 / liquid sulphur dioxide / 10 h / -60 °C
View Scheme
hexachlorocyclopentadiene
77-47-4

hexachlorocyclopentadiene

SbF5

SbF5

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 1.) HgF2 / 1.) 1 to 2 h, reflux; 2.) 500 to 600 deg C
2: 40 percent / F2 / various solvent(s) / 12 h / 0 °C
3: 67 percent / Zn / various solvent(s) / 1 h / Heating
4: SbF5 / liquid sulphur dioxide / 10 h / -60 °C
View Scheme
4,5-dichloro-1,1,1,2,3,4,5,5-octafluoro-pent-2-ene

4,5-dichloro-1,1,1,2,3,4,5,5-octafluoro-pent-2-ene

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: Zn / propan-2-ol
2: 72 h / 400 °C / 8360 Torr
View Scheme
1,2,4,5,6,6,7,7-octafluoro-3-oxatricyclo[3.2.0.02,4]heptane
911291-50-4

1,2,4,5,6,6,7,7-octafluoro-3-oxatricyclo[3.2.0.02,4]heptane

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

Conditions
ConditionsYield
With antimony pentafluoride In various solvent(s) at 90℃; for 7h;
1,4,5,6,7,7-hexafluoro-2,3-diazabicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid dimethyl ester
911225-21-3

1,4,5,6,7,7-hexafluoro-2,3-diazabicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid dimethyl ester

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

Conditions
ConditionsYield
With fluorine In trichlorofluoromethane
3,3-dichloro-1,1,1,2,2,4,4,5,5,5-decafluoropentane
146721-82-6

3,3-dichloro-1,1,1,2,2,4,4,5,5,5-decafluoropentane

A

2-chloropentafluoropropene
2804-50-4

2-chloropentafluoropropene

B

2‑chloro‑1,1,1,4,4,4‑hexafluoro‑2‑butene
400-44-2

2‑chloro‑1,1,1,4,4,4‑hexafluoro‑2‑butene

C

methane
34557-54-5

methane

D

trifluoromethan
75-46-7

trifluoromethan

E

1,1,1,4,4,5,5,5-octafluoropent-2-yne
378-22-3

1,1,1,4,4,5,5,5-octafluoropent-2-yne

F

(E/Z)-2H-nonafluoro-2-pentene
73401-37-3

(E/Z)-2H-nonafluoro-2-pentene

G

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

H

perfluoro-2-pentene
72804-49-0

perfluoro-2-pentene

I

1,3,3,4,4,5,5-heptafluorocyclopentene
1892-03-1

1,3,3,4,4,5,5-heptafluorocyclopentene

J

3-chloroperfluoro-2-pentene

3-chloroperfluoro-2-pentene

Conditions
ConditionsYield
With hydrogen; Ni/Cu/Cr/CaF2 at 307 - 425℃; Product distribution / selectivity; Gas phase;
1,4,4-trichloro-2,3,3,5,5-pentafluorocyclopentene

1,4,4-trichloro-2,3,3,5,5-pentafluorocyclopentene

A

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

B

1,4-dichloro-2,3,3,4,5,5-hexafluorocyclopentene

1,4-dichloro-2,3,3,4,5,5-hexafluorocyclopentene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: potassium fluoride / N,N-dimethyl-formamide / 7 h / 130 °C
2: potassium fluoride / N,N-dimethyl-formamide / 6 h / 110 °C
View Scheme
Multi-step reaction with 3 steps
1: potassium fluoride / N,N-dimethyl-formamide / 7 h / 130 °C
2: potassium fluoride / N,N-dimethyl-formamide / 7 h / 130 °C
3: potassium fluoride / N,N-dimethyl-formamide / 6 h / 110 °C
View Scheme
Multi-step reaction with 3 steps
1: potassium fluoride / N,N-dimethyl-formamide / 7 h / 90 °C
2: potassium fluoride / N,N-dimethyl-formamide / 7 h / 130 °C
3: potassium fluoride / N,N-dimethyl-formamide / 6 h / 110 °C
View Scheme
1,4,4-trichloro-2,3,3,5,5-pentafluorocyclopentene

1,4,4-trichloro-2,3,3,5,5-pentafluorocyclopentene

A

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

B

1,3-dichloro-2,3,4,4,5,5-hexafluorocyclopentene

1,3-dichloro-2,3,4,4,5,5-hexafluorocyclopentene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: potassium fluoride / N,N-dimethyl-formamide / 7 h / 130 °C
2: potassium fluoride / N,N-dimethyl-formamide / 6 h / 110 °C
View Scheme
1,4,4-trichloro-2,3,3,5,5-pentafluorocyclopentene

1,4,4-trichloro-2,3,3,5,5-pentafluorocyclopentene

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: potassium fluoride / N,N-dimethyl-formamide / 7 h / 130 °C
2: potassium fluoride / N,N-dimethyl-formamide / 6 h / 110 °C
3: potassium fluoride / N,N-dimethyl-formamide / 6 h / 110 °C
View Scheme
Multi-step reaction with 3 steps
1: potassium fluoride / N,N-dimethyl-formamide / 7 h / 130 °C
2: potassium fluoride / N,N-dimethyl-formamide / 6 h / 110 °C
3: potassium fluoride / N,N-dimethyl-formamide / 6 h / 110 °C
View Scheme
Multi-step reaction with 3 steps
1: potassium fluoride / N,N-dimethyl-formamide / 7 h / 130 °C
2: potassium fluoride / N,N-dimethyl-formamide / 6 h / 80 °C
3: potassium fluoride / N,N-dimethyl-formamide / 6 h / 110 °C
View Scheme
1,3,3-trichloro-2,4,4,5,5-pentafluorocyclopentene

1,3,3-trichloro-2,4,4,5,5-pentafluorocyclopentene

A

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

B

1,4-dichloro-2,3,3,4,5,5-hexafluorocyclopentene

1,4-dichloro-2,3,3,4,5,5-hexafluorocyclopentene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: potassium fluoride / N,N-dimethyl-formamide / 7 h / 130 °C
2: potassium fluoride / N,N-dimethyl-formamide / 6 h / 110 °C
View Scheme
Multi-step reaction with 3 steps
1: potassium fluoride / N,N-dimethyl-formamide / 7 h / 90 °C
2: potassium fluoride / N,N-dimethyl-formamide / 7 h / 130 °C
3: potassium fluoride / N,N-dimethyl-formamide / 6 h / 110 °C
View Scheme
1,3,3-trichloro-2,4,4,5,5-pentafluorocyclopentene

1,3,3-trichloro-2,4,4,5,5-pentafluorocyclopentene

A

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

B

1,3-dichloro-2,3,4,4,5,5-hexafluorocyclopentene

1,3-dichloro-2,3,4,4,5,5-hexafluorocyclopentene

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: potassium fluoride / N,N-dimethyl-formamide / 7 h / 90 °C
2: potassium fluoride / N,N-dimethyl-formamide / 7 h / 130 °C
3: potassium fluoride / N,N-dimethyl-formamide / 6 h / 110 °C
View Scheme
1,3,3-trichloro-2,4,4,5,5-pentafluorocyclopentene

1,3,3-trichloro-2,4,4,5,5-pentafluorocyclopentene

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: potassium fluoride / N,N-dimethyl-formamide / 7 h / 130 °C
2: potassium fluoride / N,N-dimethyl-formamide / 6 h / 110 °C
3: potassium fluoride / N,N-dimethyl-formamide / 6 h / 110 °C
View Scheme
Multi-step reaction with 3 steps
1: potassium fluoride / N,N-dimethyl-formamide / 7 h / 130 °C
2: potassium fluoride / N,N-dimethyl-formamide / 6 h / 80 °C
3: potassium fluoride / N,N-dimethyl-formamide / 6 h / 110 °C
View Scheme
Multi-step reaction with 4 steps
1: potassium fluoride / N,N-dimethyl-formamide / 7 h / 90 °C
2: potassium fluoride / N,N-dimethyl-formamide / 7 h / 130 °C
3: potassium fluoride / N,N-dimethyl-formamide / 6 h / 110 °C
4: potassium fluoride / N,N-dimethyl-formamide / 6 h / 110 °C
View Scheme
1,2,3-Trichloro-3,4,4,5,5-pentafluorocyclopentene

1,2,3-Trichloro-3,4,4,5,5-pentafluorocyclopentene

A

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

B

1,4-dichloro-2,3,3,4,5,5-hexafluorocyclopentene

1,4-dichloro-2,3,3,4,5,5-hexafluorocyclopentene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: potassium fluoride / N,N-dimethyl-formamide / 7 h / 130 °C
2: potassium fluoride / N,N-dimethyl-formamide / 6 h / 110 °C
View Scheme
1,2,3-Trichloro-3,4,4,5,5-pentafluorocyclopentene

1,2,3-Trichloro-3,4,4,5,5-pentafluorocyclopentene

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: potassium fluoride / N,N-dimethyl-formamide / 7 h / 130 °C
2: potassium fluoride / N,N-dimethyl-formamide / 6 h / 110 °C
3: potassium fluoride / N,N-dimethyl-formamide / 6 h / 110 °C
View Scheme
Multi-step reaction with 3 steps
1: potassium fluoride / N,N-dimethyl-formamide / 7 h / 130 °C
2: potassium fluoride / N,N-dimethyl-formamide / 6 h / 80 °C
3: potassium fluoride / N,N-dimethyl-formamide / 6 h / 110 °C
View Scheme
1,4-dichloro-2,3,3,4,5,5-hexafluorocyclopentene

1,4-dichloro-2,3,3,4,5,5-hexafluorocyclopentene

A

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

B

1,3-dichloro-2,3,4,4,5,5-hexafluorocyclopentene

1,3-dichloro-2,3,4,4,5,5-hexafluorocyclopentene

Conditions
ConditionsYield
With potassium fluoride In N,N-dimethyl-formamide at 110℃; for 6h;A 32.5 %Spectr.
B 34.4 %Spectr.
octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

1-Phenyl-2-(trimethylsilyl)acetylene
2170-06-1

1-Phenyl-2-(trimethylsilyl)acetylene

1,2-(bisphenylethynyl)-3,3,4,4,5,5-hexafluorocyclopentene

1,2-(bisphenylethynyl)-3,3,4,4,5,5-hexafluorocyclopentene

Conditions
ConditionsYield
With tetrabutylammonium triphenyldifluorosilicate In benzene-d6 at 20℃; for 2h; Reagent/catalyst;100%
octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

(Z)-3,3,4,4,5,5-hexafluorocyclopent-1-ene
1005-73-8

(Z)-3,3,4,4,5,5-hexafluorocyclopent-1-ene

Conditions
ConditionsYield
With sodium tetrahydroborate In diethylene glycol dimethyl ether for 0.5h; cooling;99%
With lithium aluminium tetrahydride In diethyl ether
octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

[(4-bromo-5-methylthiophen-2-yl)methoxy](tert-butyl)dimethylsilane
216864-69-6

[(4-bromo-5-methylthiophen-2-yl)methoxy](tert-butyl)dimethylsilane

C29H42F6O2S2Si2

C29H42F6O2S2Si2

Conditions
ConditionsYield
With n-butyllithium In tetrahydrofuran; hexane99%
benzo[b]thiophen-2-yl triethylsilane

benzo[b]thiophen-2-yl triethylsilane

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

2,2'-(perfluorocyclopent-1-ene-1,2-diyl)bis(benzo[b]thiophene)

2,2'-(perfluorocyclopent-1-ene-1,2-diyl)bis(benzo[b]thiophene)

Conditions
ConditionsYield
With tetrabutylammonium triphenyldifluorosilicate In tetrahydrofuran; tetrahydrofuran-d8 at 60℃; for 6h;99%
octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

2-(5-(trimethylsilyl)thiophen-2-yl)pyridine
51459-67-7

2-(5-(trimethylsilyl)thiophen-2-yl)pyridine

2,2'-((perfluorocyclopent-1-ene-1,2-diyl)bis(thiophene-5,2-diyl))dipyridine

2,2'-((perfluorocyclopent-1-ene-1,2-diyl)bis(thiophene-5,2-diyl))dipyridine

Conditions
ConditionsYield
With tetrabutylammonium triphenyldifluorosilicate In tetrahydrofuran; tetrahydrofuran-d8 at 60℃; for 6h;99%
octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

1,3,3,4,4,5,5-heptafluorocyclopentene
1892-03-1

1,3,3,4,4,5,5-heptafluorocyclopentene

Conditions
ConditionsYield
With water; zinc In N,N-dimethyl acetamide at 80℃; for 6h; Sealed tube;99%
3,4-dimercaptotoluene
496-74-2

3,4-dimercaptotoluene

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

1,1,2,2,3,3-hexafluoro-6-methyl-2,3-dihydro-1H-benzocyclopenta-p-dithiine
110890-06-7

1,1,2,2,3,3-hexafluoro-6-methyl-2,3-dihydro-1H-benzocyclopenta-p-dithiine

Conditions
ConditionsYield
With potassium carbonate In acetonitrile for 24h; Ambient temperature;98%
4-bromo-phenol
106-41-2

4-bromo-phenol

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

1-bromo-4-[2-(4-bromophenoxy)-3,3,4,4,5,5-hexafluorocyclopenten-1-yl]oxy-benzene

1-bromo-4-[2-(4-bromophenoxy)-3,3,4,4,5,5-hexafluorocyclopenten-1-yl]oxy-benzene

Conditions
ConditionsYield
Stage #1: 4-bromo-phenol; octaperfluorocyclopentene With triethylamine In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: With caesium carbonate In N,N-dimethyl-formamide at 20℃; chemoselective reaction;
98%
octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

2-amino-benzenethiol
137-07-5

2-amino-benzenethiol

1,1,2,2,3-Pentafluoro-1,2-dihydro-benzo[b]cyclopenta[e][1,4]thiazine
110890-13-6

1,1,2,2,3-Pentafluoro-1,2-dihydro-benzo[b]cyclopenta[e][1,4]thiazine

Conditions
ConditionsYield
With potassium carbonate In acetonitrile for 24h; Ambient temperature;97%
octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

3-bromo-2-methoxy-4-methyl-5-phenylthiophene
811830-43-0

3-bromo-2-methoxy-4-methyl-5-phenylthiophene

1-(2-methoxy-4-methyl-5-phenylthiophen-3-yl)-2,3,3,4,4,5,5-heptafluorocyclopentene
811830-45-2

1-(2-methoxy-4-methyl-5-phenylthiophen-3-yl)-2,3,3,4,4,5,5-heptafluorocyclopentene

Conditions
ConditionsYield
Stage #1: 3-bromo-2-methoxy-4-methyl-5-phenylthiophene With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.5h;
Stage #2: octaperfluorocyclopentene In tetrahydrofuran; hexane at -78 - 20℃;
97%
octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

2-benzofuranyl lithium
2786-03-0

2-benzofuranyl lithium

1,2-bis(2-benzo[b]furyl)-3,3,4,4,5,5-hexafluorocyclopentene

1,2-bis(2-benzo[b]furyl)-3,3,4,4,5,5-hexafluorocyclopentene

Conditions
ConditionsYield
In tetrahydrofuran; diethyl ether at -78℃;97%
octanol
111-87-5

octanol

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

1,3,3,4,4,5,5-heptafluoro-2-octoxy-cyclopentene

1,3,3,4,4,5,5-heptafluoro-2-octoxy-cyclopentene

Conditions
ConditionsYield
With triethylamine In N,N-dimethyl-formamide at 20℃; for 0.5h; chemoselective reaction;97%
octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

Bromine(I) trifluoromethanesulfonate
70142-16-4

Bromine(I) trifluoromethanesulfonate

2-bromooctafluorocyclopentyl trifluoromethanesulfonate
73323-48-5

2-bromooctafluorocyclopentyl trifluoromethanesulfonate

Conditions
ConditionsYield
at -111 - 22℃; for 24h;96%
-111 to 22°C, 24 h;96%
octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

3-(trimethylsilylethynyl)thiophene
130995-13-0

3-(trimethylsilylethynyl)thiophene

1,2-bis(2-(3-thienyl)ethynyl)-3,3,4,4,5,5-hexafluorocyclopentene

1,2-bis(2-(3-thienyl)ethynyl)-3,3,4,4,5,5-hexafluorocyclopentene

Conditions
ConditionsYield
With tetrabutyl ammonium fluoride In benzene-d6 at 20℃; for 0.5h;96%
3-bromo-2-methylbenzo[b]thiophene
10243-15-9

3-bromo-2-methylbenzo[b]thiophene

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

3-(2-fluoro-3,3,4,4,5,5-hexafluorocyclopent-1-en-1-yl)-2-methylbenzo[b]thiophene
152431-65-7

3-(2-fluoro-3,3,4,4,5,5-hexafluorocyclopent-1-en-1-yl)-2-methylbenzo[b]thiophene

Conditions
ConditionsYield
Stage #1: 3-bromo-2-methylbenzo[b]thiophene With n-butyllithium In tetrahydrofuran at -78℃; for 0.5h; Inert atmosphere;
Stage #2: octaperfluorocyclopentene In tetrahydrofuran at -78 - 20℃; for 1h;
94.9%
Stage #1: 3-bromo-2-methylbenzo[b]thiophene With n-butyllithium In diethyl ether at -78℃; for 1h;
Stage #2: octaperfluorocyclopentene In diethyl ether at -78℃; for 17h;
92%
Stage #1: 3-bromo-2-methylbenzo[b]thiophene With n-butyllithium In tetrahydrofuran at -78.16℃; for 0.5h; Inert atmosphere;
Stage #2: octaperfluorocyclopentene In tetrahydrofuran for 1h;
75%
3-bromo-2,5-dimethylthiophene
31819-37-1

3-bromo-2,5-dimethylthiophene

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

2,5-dimethyl-3-(perfluorocyclopent-1-enyl)thiophene
676258-32-5

2,5-dimethyl-3-(perfluorocyclopent-1-enyl)thiophene

Conditions
ConditionsYield
Stage #1: 3-bromo-2,5-dimethylthiophene With n-butyllithium In tetrahydrofuran at -78℃; for 0.5h; Inert atmosphere;
Stage #2: octaperfluorocyclopentene In tetrahydrofuran at -78℃; for 2h; Inert atmosphere;
94.9%
With n-butyllithium
Stage #1: 3-bromo-2,5-dimethylthiophene With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1h; Inert atmosphere; Schlenk technique;
Stage #2: octaperfluorocyclopentene In tetrahydrofuran; hexane at -78 - 20℃; for 17h; Inert atmosphere; Schlenk technique;
octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

1,3-bis(2,4,6-trimethylphenyl)imidazolidin-2-ylidene
173035-11-5

1,3-bis(2,4,6-trimethylphenyl)imidazolidin-2-ylidene

C25H24F8N2

C25H24F8N2

Conditions
ConditionsYield
In hexane; toluene at 20℃; for 1h;94%
octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

1,3-bis(2,4,6-trimethylphenyl)4,5-dimethyl-1,3-dihydro-2H-imidazol-2-ylidene
848085-28-9

1,3-bis(2,4,6-trimethylphenyl)4,5-dimethyl-1,3-dihydro-2H-imidazol-2-ylidene

C12H12F7N2(1+)*F5Si(1-)

C12H12F7N2(1+)*F5Si(1-)

Conditions
ConditionsYield
In toluene at 20℃; for 1h;94%
4-allylguaiacol
97-53-0

4-allylguaiacol

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

4-allyl-1-[2-(4-allyl-2-methoxy-phenoxy)-3,3,4,4,5,5-hexafluoro-cyclopenten-1-yl]oxy-2-methoxybenzene

4-allyl-1-[2-(4-allyl-2-methoxy-phenoxy)-3,3,4,4,5,5-hexafluoro-cyclopenten-1-yl]oxy-2-methoxybenzene

Conditions
ConditionsYield
Stage #1: 4-allylguaiacol; octaperfluorocyclopentene With triethylamine In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: With caesium carbonate In N,N-dimethyl-formamide at 20℃; chemoselective reaction;
94%
With triethylamine In N,N-dimethyl-formamide at 20 - 50℃; Inert atmosphere;93.6%
glycerol methacrylate acrylate
433937-38-3

glycerol methacrylate acrylate

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

[3-acryloyloxy-2-(2,3,3,4,4,5,5-heptafluorocyclopentenyloxy)]-propyl 2-methyl-acrylate
184474-71-3

[3-acryloyloxy-2-(2,3,3,4,4,5,5-heptafluorocyclopentenyloxy)]-propyl 2-methyl-acrylate

Conditions
ConditionsYield
With hydrogenchloride; triethylamine In dichloromethane; water; acetonitrile93%
octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

1,2,4,5-tetrafluoro-3-(trifluoromethyl)benzene
651-80-9

1,2,4,5-tetrafluoro-3-(trifluoromethyl)benzene

1,2-bisperfluorotolyl-3,3,4,4,5,5-hexafluorocyclopentene

1,2-bisperfluorotolyl-3,3,4,4,5,5-hexafluorocyclopentene

Conditions
ConditionsYield
Stage #1: 1,2,4,5-tetrafluoro-3-(trifluoromethyl)benzene With n-butyllithium In diethyl ether at -78℃; for 2h; Inert atmosphere;
Stage #2: octaperfluorocyclopentene In diethyl ether at -78℃; for 3.67h; Inert atmosphere;
93%
octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

([1,1'-biphenyl]-4-ylethynyl)trimethylsilane
75867-42-4

([1,1'-biphenyl]-4-ylethynyl)trimethylsilane

1,2-bis((1,1'-biphenyl)-4-ylethynyl)-3,3,4,4,5,5-hexafluorocyclopentene

1,2-bis((1,1'-biphenyl)-4-ylethynyl)-3,3,4,4,5,5-hexafluorocyclopentene

Conditions
ConditionsYield
With tetrabutylammonium triphenyldifluorosilicate In tetrahydrofuran; benzene-d6 at 20℃; for 4h;93%
octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

tris(1-methylethyl)(phenylethynyl)silane
4131-50-4

tris(1-methylethyl)(phenylethynyl)silane

1,2-(bisphenylethynyl)-3,3,4,4,5,5-hexafluorocyclopentene

1,2-(bisphenylethynyl)-3,3,4,4,5,5-hexafluorocyclopentene

Conditions
ConditionsYield
With tetrabutyl ammonium fluoride In benzene-d6 at 20℃; for 1h;93%
octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

2-(α-bromobenzylidene)adamantane
461054-94-4

2-(α-bromobenzylidene)adamantane

1-(1-adamantylidene-1-phenylmethyl)-2,3,3,4,4,5,5-heptafluorocyclopentene
461054-95-5

1-(1-adamantylidene-1-phenylmethyl)-2,3,3,4,4,5,5-heptafluorocyclopentene

Conditions
ConditionsYield
With n-butyllithium In tetrahydrofuran; hexane at -78 - 20℃; for 15h;92%
octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

2,4-dimethyl-5-phenyl-3-bromothiophene
362513-28-8

2,4-dimethyl-5-phenyl-3-bromothiophene

2-(2,3,3,4,4,5,5-heptefluorocyclopent-1-en-1-yl)-2,4-dimethyl-5-phenylthiophene
362513-29-9

2-(2,3,3,4,4,5,5-heptefluorocyclopent-1-en-1-yl)-2,4-dimethyl-5-phenylthiophene

Conditions
ConditionsYield
Stage #1: 2,4-dimethyl-5-phenyl-3-bromothiophene With n-butyllithium In tetrahydrofuran; hexane at -78℃; Inert atmosphere;
Stage #2: octaperfluorocyclopentene In tetrahydrofuran; hexane at -78℃; Inert atmosphere;
92%
Stage #1: 2,4-dimethyl-5-phenyl-3-bromothiophene With n-butyllithium In tetrahydrofuran; hexane at -78℃;
Stage #2: octaperfluorocyclopentene In tetrahydrofuran; hexane at -78℃; Further stages.;
78%
With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 3h;75%
Stage #1: 2,4-dimethyl-5-phenyl-3-bromothiophene With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1h; Inert atmosphere;
Stage #2: octaperfluorocyclopentene In tetrahydrofuran; hexane at -78℃; for 1.5h; Inert atmosphere;
70%
Stage #1: 2,4-dimethyl-5-phenyl-3-bromothiophene With n-butyllithium In tetrahydrofuran; hexane at -78℃; Inert atmosphere;
Stage #2: octaperfluorocyclopentene In tetrahydrofuran; hexane at -78℃; for 2h; Inert atmosphere;
37%
octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

C52H41NOS4

C52H41NOS4

C57H41F4NO3S4

C57H41F4NO3S4

Conditions
ConditionsYield
With acetic acid In water; 1,2-dichloro-ethane at 0 - 130℃; for 0.166667h; Inert atmosphere; Sealed tube; Microwave irradiation;92%
octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

4-ethoxyphenylacetylene
79887-14-2

4-ethoxyphenylacetylene

1,2-bis[2-[4-(ethoxyphenyl)ethyn]-1-yl]-3,3,4,4,5,5-hexafluorocyclopentene

1,2-bis[2-[4-(ethoxyphenyl)ethyn]-1-yl]-3,3,4,4,5,5-hexafluorocyclopentene

Conditions
ConditionsYield
Stage #1: 4-ethoxyphenylacetylene With n-butyllithium In tetrahydrofuran at 0℃; for 2h;
Stage #2: octaperfluorocyclopentene In tetrahydrofuran at -78 - 20℃; for 2h;
92%
4-bromo-phenol
106-41-2

4-bromo-phenol

octaperfluorocyclopentene
559-40-0

octaperfluorocyclopentene

1-bromo-4-(2,3,3,4,4,5,5-heptafluorocyclopenten-1-yl)oxy-benzene

1-bromo-4-(2,3,3,4,4,5,5-heptafluorocyclopenten-1-yl)oxy-benzene

Conditions
ConditionsYield
With triethylamine In N,N-dimethyl-formamide at 20℃; for 0.5h; chemoselective reaction;92%

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