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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

Benzocyclobutene Manufacturer/High quality/Best price/In stock

Cas:694-87-1

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Wuhan Fortuna Chemical Co.,Ltd

Factory supply Benzocyclobutene CAS 694-87-1 with fast delivery Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Feed addit

Factory supply Benzocyclobutene CAS 694-87-1 with fast delivery

Cas:694-87-1

Min.Order:10 Kilogram

FOB Price: $10.0

Type:Trading Company

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Henan Allgreen Chemical Co.,Ltd

he company has advanced technology, as well as a large number of excellent R & D team, to provide customers from the grams to one hundred kilograms and tons of high-quality products, competitive prices and quality se T rvice Appearance:Whit

Bicyclo[4.2.0]octa-1,3,5-triene

Cas:694-87-1

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

inquiry

Chemwill Asia Co., Ltd.

Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block

Benzocyclobutene

Cas:694-87-1

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

694-87-1 Benzocyclobutene

Cas:694-87-1

Min.Order:1 Kilogram

FOB Price: $15.0 / 50.0

Type:Trading Company

inquiry

Henan Tianfu Chemical Co., Ltd.

Bicyclo[4.2.0]octa-1,3,5-triene Basic information Product Name: Bicyclo[4.2.0]octa-1,3,5-triene Synonyms: 1,2-Dihydrobenzocyclobutene;Benzocyclobutane;Benzocyclobut

Bicyclo[4.2.0]octa-1,3,5-triene_

Cas:694-87-1

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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 694-87-1 with best price

Cas:694-87-1

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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

Bicyclo[4.2.0]octa-1,3,5-triene 694-87-1

Cas:694-87-1

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

Bicyclo[4.2.0]octa-1,3,5-triene

Cas:694-87-1

Min.Order:1 Kilogram

FOB Price: $10.0 / 50.0

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

Bicyclo[4.2.0]octa-1,3,5-triene

Cas:694-87-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Keyingchem Co.,Ltd

Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det

BCB

Cas:694-87-1

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

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

BENZOCYCLOBUTENE

Cas:694-87-1

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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

Benzocyclobutene

Cas:694-87-1

Min.Order:0

Negotiable

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

BCB

Cas:694-87-1

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

BCB

Cas:694-87-1

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

BCB

Cas:694-87-1

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

Benzocyclobutene

Cas:694-87-1

Min.Order:0

Negotiable

Type:Manufacturers

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

Benzocyclobutene

Cas:694-87-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

BCB

Cas:694-87-1

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

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

benzocyclobutene

Cas:694-87-1

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou Dingyan Chem Co., Ltd

R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou

Bicyclo[4.2.0]octa-1,3,5-triene

Cas:694-87-1

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

GIHI CHEMICALS CO.,LIMITED

high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier

Benzocyclobutene

Cas:694-87-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Aecochem Corp.

Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS

Benzocyclobutene

Cas:694-87-1

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

Benzocyclobutene

Cas:694-87-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Send Pharmaceutical Technology Co., Ltd.

stocks,competitive price,superior product If you nee, pls feel free to contact me. Appearance:Colorless liquid Storage:Preserve In Well-Closed, Light-Resistant and Tight Containers. Store In Cool & Dry Place Package:1g,5g,10g...1kg,5kg...more Applic

Benzocyclobutene

Cas:694-87-1

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Guangdong Juda Chemical Industrial Co.,Limited

Appearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China

Benzocyclobutene CAS No.694-87-1

Cas:694-87-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

Benzocyclobutene cas 694-87-1Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

Benzocyclobutene cas 694-87-1

Cas:694-87-1

Min.Order:0

Negotiable

Type:Other

inquiry

Henan Kanbei Chemical Co.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

Bicyclo[4.2.0]octa-1,3,5-triene

Cas:694-87-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

SAGECHEM LIMITED

694-87-1 Application:intermediate

Bicyclo[4.2.0]octa-1,3,5-triene

Cas:694-87-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Chemlyte Solutions

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

Bicyclo[4.2.0]octa-1,3,5-triene

Cas:694-87-1

Min.Order:0

Negotiable

Type:Other

inquiry

Synthetic route

1-chloromethyl-2-methylbenzene
552-45-4

1-chloromethyl-2-methylbenzene

benzocyclobutene
694-87-1

benzocyclobutene

Conditions
ConditionsYield
at 780℃; under 0.2 Torr; for 4h; flash vacuum pyrolysis;85%
at 800℃; Inert atmosphere; Schlenk technique; Pyrolysis;82%
at 800℃; under 0.375038 Torr; Pyrolysis;45%
at 780℃; under 0.3 Torr; Cyclization;
at 780℃; under 0.3 Torr;
1-chloromethyl-2-methylbenzene
552-45-4

1-chloromethyl-2-methylbenzene

A

styrene
292638-84-7

styrene

B

benzocyclobutene
694-87-1

benzocyclobutene

Conditions
ConditionsYield
at 647℃; under 0.08 Torr;A 3%
B 77%
at 647℃;A 2 % Chromat.
B 80 % Chromat.
(Z)-3,4-diethylhexa-1,5-diyn-3-ene
78091-33-5

(Z)-3,4-diethylhexa-1,5-diyn-3-ene

A

styrene
292638-84-7

styrene

B

tetralin
119-64-2

tetralin

C

benzocyclobutene
694-87-1

benzocyclobutene

D

cis-5-decene-3,7-diyne
122911-16-4

cis-5-decene-3,7-diyne

Conditions
ConditionsYield
at 500℃; Further byproducts given;A 1.3%
B 1.6%
C 7.8%
D 76.8%
(Z)-3,4-diethylhexa-1,5-diyn-3-ene
78091-33-5

(Z)-3,4-diethylhexa-1,5-diyn-3-ene

A

tetralin
119-64-2

tetralin

B

2-ethylstyrene
7564-63-8

2-ethylstyrene

C

benzocyclobutene
694-87-1

benzocyclobutene

D

cis-5-decene-3,7-diyne
122911-16-4

cis-5-decene-3,7-diyne

Conditions
ConditionsYield
at 500℃; Further byproducts given;A 1.6%
B 7.8%
C 7.8%
D 76.8%
at 500℃; Further byproducts given;A 1.6%
B 8.8%
C 7.8%
D n/a
o-Xylylene dichloride
612-12-4

o-Xylylene dichloride

A

o-xylene
95-47-6

o-xylene

B

benzocyclobutene
694-87-1

benzocyclobutene

Conditions
ConditionsYield
With magnesium at 600℃;A 15%
B 73%
2-methylbenzyl bromide
89-92-9

2-methylbenzyl bromide

A

o-xylene
95-47-6

o-xylene

B

benzocyclobutene
694-87-1

benzocyclobutene

C

1,2-bis(2-methylphenyl)ethane
952-80-7

1,2-bis(2-methylphenyl)ethane

D

(E)-2,2'-dimethylstilbene
36888-18-3

(E)-2,2'-dimethylstilbene

Conditions
ConditionsYield
With magnesium at 600℃; under 0.15 Torr;A n/a
B n/a
C 70%
D n/a
[2.2]Paracyclophan
1633-22-3

[2.2]Paracyclophan

A

styrene
292638-84-7

styrene

B

para-xylene
106-42-3

para-xylene

C

benzocyclobutene
694-87-1

benzocyclobutene

D

toluene
108-88-3

toluene

E

benzene
71-43-2

benzene

Conditions
ConditionsYield
at 970℃; Product distribution;A 55%
B 31%
C 4%
D 3%
E 4%
at 930℃; under 0.1 Torr; Product distribution; Mechanism; detected by 13C nmr;
[2.2]Paracyclophan
1633-22-3

[2.2]Paracyclophan

A

styrene
292638-84-7

styrene

B

para-xylene
106-42-3

para-xylene

C

benzocyclobutene
694-87-1

benzocyclobutene

D

benzene
71-43-2

benzene

Conditions
ConditionsYield
at 930℃; Further byproducts given;A 55%
B 31%
C 4%
D 4%
1,2-bis[(phenylseleno)methyl]benzene
78808-36-3

1,2-bis[(phenylseleno)methyl]benzene

A

1,3-dihydro-2-benzoselenophene
35951-68-9

1,3-dihydro-2-benzoselenophene

B

benzocyclobutene
694-87-1

benzocyclobutene

C

anthracene
120-12-7

anthracene

D

diphenyl diselenide
1666-13-3

diphenyl diselenide

Conditions
ConditionsYield
at 600℃; under 20 Torr; for 0.0333333h; Further byproducts given;A 38%
B 7%
C 16%
D 47%
at 600℃; under 20 Torr; Further byproducts given;A 38%
B 7%
C 18%
D 47%
1,1-Dichlorobenzocyclobutene
68913-13-3

1,1-Dichlorobenzocyclobutene

benzocyclobutene
694-87-1

benzocyclobutene

Conditions
ConditionsYield
With ammonia; lithium; isopropyl alcohol In diethyl ether at -60 - -40℃; for 6h;46%
1,2-bis[(phenylseleno)methyl]benzene
78808-36-3

1,2-bis[(phenylseleno)methyl]benzene

A

1,3-dihydro-2-benzoselenophene
35951-68-9

1,3-dihydro-2-benzoselenophene

B

benzocyclobutene
694-87-1

benzocyclobutene

C

diphenyl diselenide
1666-13-3

diphenyl diselenide

Conditions
ConditionsYield
at 600℃; under 8 Torr; for 0.0333333h;A 13%
B 40%
C 42%
at 600℃; under 8 Torr;A 13%
B 40%
C 40%
1-(fluoromethyl)-2-methylbenzene
62037-88-1

1-(fluoromethyl)-2-methylbenzene

A

styrene
292638-84-7

styrene

B

benzocyclobutene
694-87-1

benzocyclobutene

Conditions
ConditionsYield
at 770℃;A 41 % Chromat.
B 30%
bis-<2-(methylthio)benzyl> oxalate
345937-14-6

bis-<2-(methylthio)benzyl> oxalate

A

2,3-dihydrobenzo(b)thiophene
4565-32-6

2,3-dihydrobenzo(b)thiophene

B

1,3-Dihydrobenzothiophen
2471-92-3

1,3-Dihydrobenzothiophen

C

benzocyclobutene
694-87-1

benzocyclobutene

D

anthracene
120-12-7

anthracene

E

methyl o-tolyl sulfide
14092-00-3

methyl o-tolyl sulfide

F

C8H9S
86509-88-8

C8H9S

Conditions
ConditionsYield
at 800℃; under 0.001 Torr; for 1.66667h; Product distribution;A 8%
B 11%
C 29%
D 6%
E 3%
F n/a
bis-<2-(methylthio)benzyl> oxalate
345937-14-6

bis-<2-(methylthio)benzyl> oxalate

A

2,3-dihydrobenzo(b)thiophene
4565-32-6

2,3-dihydrobenzo(b)thiophene

B

1,3-Dihydrobenzothiophen
2471-92-3

1,3-Dihydrobenzothiophen

C

benzocyclobutene
694-87-1

benzocyclobutene

D

methyl o-tolyl sulfide
14092-00-3

methyl o-tolyl sulfide

Conditions
ConditionsYield
at 800℃; under 0.001 Torr; for 1.66667h; Further byproducts given;A 8%
B 11%
C 29%
D n/a
2-methylphenyl acetate
533-18-6

2-methylphenyl acetate

A

styrene
292638-84-7

styrene

B

2-Ethyltoluene
611-14-3

2-Ethyltoluene

C

benzocyclobutene
694-87-1

benzocyclobutene

Conditions
ConditionsYield
at 691℃;A 1 % Chromat.
B 25 % Chromat.
C 28%
at 691℃;A 1 % Chromat.
B 25 % Chromat.
C 28 % Chromat.
4,5-Dihydrocycloocta-1,2,3-selenadiazol
79430-65-2

4,5-Dihydrocycloocta-1,2,3-selenadiazol

A

2,3-Dihydrobenzoselenophene
58646-17-6

2,3-Dihydrobenzoselenophene

B

benzocyclobutene
694-87-1

benzocyclobutene

Conditions
ConditionsYield
copper at 180℃; under 20 Torr;A 16%
B 24%
p-tolyldiazomethane
23304-24-7

p-tolyldiazomethane

A

styrene
292638-84-7

styrene

B

benzocyclobutene
694-87-1

benzocyclobutene

Conditions
ConditionsYield
at 400℃;A 21%
B 20%
at 375℃; flash vacuum thermolysis; Yield given. Title compound not separated from byproducts;
Lithium Salt of Benzocyclobutenone Tosylhydrazone
72610-89-0

Lithium Salt of Benzocyclobutenone Tosylhydrazone

A

benzocyclobutenone
3469-06-5

benzocyclobutenone

B

o-xylene
95-47-6

o-xylene

C

2-Methylbenzonitrile
529-19-1

2-Methylbenzonitrile

D

benzocyclobutene
694-87-1

benzocyclobutene

E

cis-1-(1-benzocyclobutenylidene)benzocyclobutene
72610-88-9

cis-1-(1-benzocyclobutenylidene)benzocyclobutene

F

trans-1-(1-Benzocyclobutenylidene)benzocyclobutene
72610-87-8

trans-1-(1-Benzocyclobutenylidene)benzocyclobutene

Conditions
ConditionsYield
at 350 - 370℃; under 0.05 - 0.1 Torr; for 2h; Product distribution;A 5%
B 1%
C 5%
D 1%
E n/a
F n/a
1,3-dihydrobenzo[c]thiophene-2,2-dioxide
2471-91-2

1,3-dihydrobenzo[c]thiophene-2,2-dioxide

A

o-xylene
95-47-6

o-xylene

B

benzocyclobutene
694-87-1

benzocyclobutene

C

5,6,11,12-tetrahydro-dibenzo[a,e]cyclooctene
1460-59-9

5,6,11,12-tetrahydro-dibenzo[a,e]cyclooctene

Conditions
ConditionsYield
at 280℃;
1,3-dihydrobenzo[c]thiophene-2,2-dioxide
2471-91-2

1,3-dihydrobenzo[c]thiophene-2,2-dioxide

benzocyclobutene
694-87-1

benzocyclobutene

Conditions
ConditionsYield
at 460 - 770℃; unter Stickstoff.Pyrolysis;
With chromium-promoted Raney-nickel at 460 - 770℃; Pyrolysis;
at 362℃;
1-chloro-1,2-dihydrobenzocyclobutene
61599-88-0

1-chloro-1,2-dihydrobenzocyclobutene

benzocyclobutene
694-87-1

benzocyclobutene

Conditions
ConditionsYield
With palladium on activated charcoal Hydrogenation;
1,2-Dijod-benzocyclobutan
6639-21-0

1,2-Dijod-benzocyclobutan

benzocyclobutene
694-87-1

benzocyclobutene

Conditions
ConditionsYield
With palladium on activated charcoal; sodium ethanolate Hydrogenation;
With lithium aluminium tetrahydride
7,8-Dibromobicyclo<4.2.0>octa-1,3,5-trien
22250-72-2

7,8-Dibromobicyclo<4.2.0>octa-1,3,5-trien

benzocyclobutene
694-87-1

benzocyclobutene

Conditions
ConditionsYield
With lithium aluminium tetrahydride
isochromane
493-05-0

isochromane

benzocyclobutene
694-87-1

benzocyclobutene

Conditions
ConditionsYield
at 685℃;
isochroman-3-one
4385-35-7

isochroman-3-one

benzocyclobutene
694-87-1

benzocyclobutene

Conditions
ConditionsYield
at 570℃;
tetralin
119-64-2

tetralin

A

ethene
74-85-1

ethene

B

benzocyclobutene
694-87-1

benzocyclobutene

Conditions
ConditionsYield
With tetramethyl-2,2,3,3 butane at 733.9℃; under 1520 - 2280 Torr; Kinetics; Rate constant; homogenous gas-phase decyclization; other hydrocarbons as reaction partners, other temperature;
tetralin
119-64-2

tetralin

A

styrene
292638-84-7

styrene

B

1-methyl-2-(2-propenyl)-benzene
1587-04-8

1-methyl-2-(2-propenyl)-benzene

C

1,2-Dihydronaphthalene
447-53-0

1,2-Dihydronaphthalene

D

benzocyclobutene
694-87-1

benzocyclobutene

E

phenylacetylene
536-74-3

phenylacetylene

F

1-indene
95-13-6

1-indene

Conditions
ConditionsYield
In gas under 0.3 Torr; Product distribution; Mechanism; Irradiation; laser-induced decomposition, multiphoton excitation, energy/pulse 0.4 J, 13020 pulses;
tetralin
119-64-2

tetralin

A

styrene
292638-84-7

styrene

B

1-methyl-2-(2-propenyl)-benzene
1587-04-8

1-methyl-2-(2-propenyl)-benzene

C

naphthalene
91-20-3

naphthalene

D

1,2-Dihydronaphthalene
447-53-0

1,2-Dihydronaphthalene

E

benzocyclobutene
694-87-1

benzocyclobutene

F

1-indene
95-13-6

1-indene

Conditions
ConditionsYield
In gas at 750℃; Product distribution; Mechanism; flow pyrolysis, further temperatures, pressure, SiF4 sensitization;
silicon tetrafluoride Product distribution; Mechanism; Irradiation; various laser excitation energy, various deuterium-labelled tetralins;
tetralin
119-64-2

tetralin

A

styrene
292638-84-7

styrene

B

1-methyl-2-(2-propenyl)-benzene
1587-04-8

1-methyl-2-(2-propenyl)-benzene

C

1,2-Dihydronaphthalene
447-53-0

1,2-Dihydronaphthalene

D

1-methyl-2-vinyl-benzene
611-15-4

1-methyl-2-vinyl-benzene

E

benzocyclobutene
694-87-1

benzocyclobutene

F

1-indene
95-13-6

1-indene

Conditions
ConditionsYield
With methane at 1093.9℃; under 1520 - 2280 Torr; Product distribution; Mechanism; Kinetics; homogenous gas-phase decyclization; other hydrocarbons as reaction partners; var. concs. of tetralin; other temperatures;A 8.53 % Chromat.
B 4.43 % Chromat.
C 2.80 % Chromat.
D 1.82 % Chromat.
E 15.3 % Chromat.
F 2.38 % Chromat.
tetralin
119-64-2

tetralin

A

styrene
292638-84-7

styrene

B

naphthalene
91-20-3

naphthalene

C

1,2-Dihydronaphthalene
447-53-0

1,2-Dihydronaphthalene

D

benzocyclobutene
694-87-1

benzocyclobutene

E

1-indene
95-13-6

1-indene

Conditions
ConditionsYield
at 888℃; under 0.1 Torr; Product distribution; other temp.;
benzocyclobutene
694-87-1

benzocyclobutene

(9S,10S)-(-)-Dimethyl 9,10-Dihydro-9,10-ethenoanthracene-1,5-dicarboxylate
40443-30-9

(9S,10S)-(-)-Dimethyl 9,10-Dihydro-9,10-ethenoanthracene-1,5-dicarboxylate

(5S,12S)-(-)-dimethyl 5,5a,6,11,11a,12-hexahydro-5,12<1',2'>benzenonaphthacene-1,15-dicarboxylate
73353-34-1

(5S,12S)-(-)-dimethyl 5,5a,6,11,11a,12-hexahydro-5,12<1',2'>benzenonaphthacene-1,15-dicarboxylate

Conditions
ConditionsYield
In toluene at 250℃; for 16h; sealed tube;100%
chloro-trimethyl-silane
75-77-4

chloro-trimethyl-silane

benzocyclobutene
694-87-1

benzocyclobutene

2,5-Bis(trimethylsilyl)bicyclo<4.2.0>octa-1(6),3-diene
145708-70-9

2,5-Bis(trimethylsilyl)bicyclo<4.2.0>octa-1(6),3-diene

Conditions
ConditionsYield
With lithium In tetrahydrofuran at 0 - 20℃; for 144h;98%
With lithium In tetrahydrofuran at 0℃; for 4h;92%
With Li (2percent Na) In tetrahydrofuran at 0 - 10℃; for 0.5h;91%
With lithium
tricarbonyl(naphthalene)chromium(0)
12110-37-1

tricarbonyl(naphthalene)chromium(0)

benzocyclobutene
694-87-1

benzocyclobutene

cyclobutabenzenetricarbonylchromium(0)
99537-78-7

cyclobutabenzenetricarbonylchromium(0)

Conditions
ConditionsYield
With THF In diethyl ether Cr-complex, benzocyclobutene and THF were heated in ether in a Carius tube under inert atmosphere at 70°C for 16 h; crystd. from octane;96%
benzocyclobutene
694-87-1

benzocyclobutene

N-acetyl-1,3-oxazol-2-one
60759-49-1

N-acetyl-1,3-oxazol-2-one

(3aS,9aR)-3-Acetyl-3a,4,9,9a-tetrahydro-3H-naphtho[2,3-d]oxazol-2-one
127541-96-2

(3aS,9aR)-3-Acetyl-3a,4,9,9a-tetrahydro-3H-naphtho[2,3-d]oxazol-2-one

Conditions
ConditionsYield
In toluene at 230℃; for 48h;90%
benzocyclobutene
694-87-1

benzocyclobutene

6,7-dibromo-1,4-epoxy-1,4-dihydronaphthalene
106750-88-3

6,7-dibromo-1,4-epoxy-1,4-dihydronaphthalene

2,3-dibromo-5,5a,6,11,11a,12-hexahydronaphthacene 5,12-endoxide
110372-79-7

2,3-dibromo-5,5a,6,11,11a,12-hexahydronaphthacene 5,12-endoxide

Conditions
ConditionsYield
In toluene at 190℃; for 24h;89%
benzocyclobutene
694-87-1

benzocyclobutene

1,4-dihydro-1,4-epoxyanthracene
22187-13-9

1,4-dihydro-1,4-epoxyanthracene

5,5a,6,13,13a,14-hexahydropentacene 6,13-endoxide
110372-77-5

5,5a,6,13,13a,14-hexahydropentacene 6,13-endoxide

Conditions
ConditionsYield
In toluene at 190℃; for 24h;87%
benzocyclobutene
694-87-1

benzocyclobutene

(1α,4α,5β,8β)-1,4,5,8-tetrahydro-1,4:5,8-diepoxyanthracene
87207-46-3

(1α,4α,5β,8β)-1,4,5,8-tetrahydro-1,4:5,8-diepoxyanthracene

C30H26O2
110454-01-8

C30H26O2

Conditions
ConditionsYield
In toluene at 185 - 195℃; for 24h;87%
η6-(naphtalene)(η5-cyclopentadienyl)-iron(II) hexafluorophosphate

η6-(naphtalene)(η5-cyclopentadienyl)-iron(II) hexafluorophosphate

benzocyclobutene
694-87-1

benzocyclobutene

(η6-benzocyclobutene)(η5-cyclopentadienyl)iron(II) hexafluorophosphate
705973-92-8

(η6-benzocyclobutene)(η5-cyclopentadienyl)iron(II) hexafluorophosphate

Conditions
ConditionsYield
In further solvent(s) (N2); addn. of iron complex to a soln. of ligand in 1,2-dichloropropane,stirring for 3 h at 120°C; addn. of CH2Cl2 and n-hexane, filtration over Celite, washing with toluene, eluting with CH2Cl2, evapn.; elem. anal.;87%
1,4-dihydronaphthalene-1,4-epoxide
573-57-9

1,4-dihydronaphthalene-1,4-epoxide

benzocyclobutene
694-87-1

benzocyclobutene

5,5a,6,11,11a,12-hexahydronaphthacene 5,12-endoxide
110372-78-6

5,5a,6,11,11a,12-hexahydronaphthacene 5,12-endoxide

Conditions
ConditionsYield
In toluene at 190℃; for 24h;86%
benzocyclobutene
694-87-1

benzocyclobutene

(1α,4α,5α,8α)-1,4,5,8-tetrahydro-1,4:5,8-diepoxyanthracene
87248-22-4

(1α,4α,5α,8α)-1,4,5,8-tetrahydro-1,4:5,8-diepoxyanthracene

C30H26O2
110372-76-4

C30H26O2

Conditions
ConditionsYield
In toluene at 185 - 195℃; for 24h;84%
4-methylbenzotrifluoride
6140-17-6

4-methylbenzotrifluoride

benzocyclobutene
694-87-1

benzocyclobutene

bicyclo[4.2.0]octa-1,3,5-trien-3-yl 4-tolyl ketone

bicyclo[4.2.0]octa-1,3,5-trien-3-yl 4-tolyl ketone

Conditions
ConditionsYield
Stage #1: 4-methylbenzotrifluoride; benzocyclobutene With boron tribromide In dichloromethane at 25℃; for 3h; Inert atmosphere;
Stage #2: With methanol In dichloromethane at 25℃; for 2h; Inert atmosphere;
84%
tris(ammonia)chromium tricarbonyl
41371-94-2, 14974-11-9, 96647-88-0

tris(ammonia)chromium tricarbonyl

benzocyclobutene
694-87-1

benzocyclobutene

cyclobutabenzenetricarbonylchromium(0)
99537-78-7

cyclobutabenzenetricarbonylchromium(0)

Conditions
ConditionsYield
In 1,4-dioxane 3 h reflux;80%
In 1,4-dioxane boiling temperature; purified by sublimation (80 °C/0.001mbar); identity is verified by spectroscopic methods, MS, HRMS and elem. anal.;51%
In 1,4-dioxane (Ar); addn. of Cr(CO)3(NH3)3 and dioxane to cyclobutabenzene; refluxed for 3.5 h; cooling to 25°C; removal of solvent in vac.; extn. with boiling pentane; filtration; stored at 30°C for 24 h and than at -78°C for 24 h; crystn.; dried in vac. at room temp.; recrystn.; stored at -30°C under Ar; elem. anal.;51%
benzocyclobutene
694-87-1

benzocyclobutene

4-bromobenzocyclobutene
1073-39-8

4-bromobenzocyclobutene

Conditions
ConditionsYield
With bromine In water at 20℃; for 4.5h; Reagent/catalyst; Cooling with ice; Darkness;76.9%
With bromine; sodium dodecyl-sulfate In water at 0℃; for 1h; Reagent/catalyst; Temperature; Inert atmosphere; Schlenk technique; Darkness;67%
With bromine; iodine; acetic acid In water at 0 - 20℃;51.1%
1,3-diacetyl-2,3-dihydro-1H-imidazol-2-one
20212-13-9

1,3-diacetyl-2,3-dihydro-1H-imidazol-2-one

benzocyclobutene
694-87-1

benzocyclobutene

(3aR,9aS)-1,3-Diacetyl-1,3,3a,4,9,9a-hexahydro-naphtho[2,3-d]imidazol-2-one
127541-97-3

(3aR,9aS)-1,3-Diacetyl-1,3,3a,4,9,9a-hexahydro-naphtho[2,3-d]imidazol-2-one

Conditions
ConditionsYield
In toluene at 230℃; for 48h;74%
benzocyclobutene
694-87-1

benzocyclobutene

chromium(0) hexacarbonyl
199620-14-9, 13007-92-6

chromium(0) hexacarbonyl

cyclobutabenzenetricarbonylchromium(0)
99537-78-7

cyclobutabenzenetricarbonylchromium(0)

Conditions
ConditionsYield
In not given according to method by C. A. L. Mahaffy and P. L. Pauson, Inorg. Synth., XIX (1979) 154;73%
boiling;;40%
boiling;;40%
vinylene carbonate
872-36-6

vinylene carbonate

benzocyclobutene
694-87-1

benzocyclobutene

cis-1,4-dihydronaphthalene carbonate
127541-95-1

cis-1,4-dihydronaphthalene carbonate

Conditions
ConditionsYield
In toluene at 230℃; for 48h;70%
In toluene at 230℃; for 48h;70%
Dichloromethyl methyl ether
4885-02-3

Dichloromethyl methyl ether

benzocyclobutene
694-87-1

benzocyclobutene

bicyclo<4.2.0>octa-1,3,5-triene-3-carboxaldehyde
112892-88-3

bicyclo<4.2.0>octa-1,3,5-triene-3-carboxaldehyde

Conditions
ConditionsYield
With titanium tetrachloride In dichloromethane at 0℃; for 1h;70%
With titanium tetrachloride Formylation;34%
With titanium tetrachloride In dichloromethane at 0℃;34%
benzocyclobutene
694-87-1

benzocyclobutene

9-methoxyanthracene
2395-96-2

9-methoxyanthracene

C23H20O
117081-96-6

C23H20O

Conditions
ConditionsYield
In 1,2-dichloro-benzene at 200℃; for 15.5h;70%
benzocyclobutene
694-87-1

benzocyclobutene

7,8-Dibromobicyclo<4.2.0>octa-1,3,5-trien
22250-72-2

7,8-Dibromobicyclo<4.2.0>octa-1,3,5-trien

Conditions
ConditionsYield
With N-Bromosuccinimide In 1,2-dichloro-ethane at 120℃; for 48h; Inert atmosphere;70%
benzene tricarbonylmolybdenum(0)
12287-81-9

benzene tricarbonylmolybdenum(0)

benzocyclobutene
694-87-1

benzocyclobutene

tricarbonyl(η6-1,2-dihydrocyclobutabenzene)molybdenum
164588-51-6

tricarbonyl(η6-1,2-dihydrocyclobutabenzene)molybdenum

Conditions
ConditionsYield
In tetrahydrofuran (N2); Schlenk technique; Mo complex was added to soln. of arene (3 equiv.) in THF (3 equiv.); stirred at room temp. for 1 h; volatiles were removed (vac.); arene and THF were added; stirred at room temp. for 1 h; evapd.; dissolved in warm methylcyclohexane; filtered through Celite; solvent removed (vac.);69%
benzocyclobutene
694-87-1

benzocyclobutene

(+/-)4-bromo-11-oxatricyclo[6.2.1.02,7]-undeca-2,4,6,9-tetraene
477907-60-1

(+/-)4-bromo-11-oxatricyclo[6.2.1.02,7]-undeca-2,4,6,9-tetraene

C18H15BrO
1350636-55-3

C18H15BrO

Conditions
ConditionsYield
In 1,2-dichloro-benzene at 220℃; for 6h; sealed tube;64%
benzocyclobutene
694-87-1

benzocyclobutene

2-chloropropionyl chloride
625-36-5

2-chloropropionyl chloride

1-(bicyclo[4.2.0]octa-1,3,5-trien-3-yl)-3-chloropropan-1-one
116055-00-6

1-(bicyclo[4.2.0]octa-1,3,5-trien-3-yl)-3-chloropropan-1-one

Conditions
ConditionsYield
With aluminum (III) chloride In nitromethane at 0 - 20℃; Friedel-Crafts acylation; Inert atmosphere;63%
With aluminium trichloride; nitromethane
maleic anhydride
108-31-6

maleic anhydride

benzocyclobutene
694-87-1

benzocyclobutene

1,2,3,4-tetrahydronaphthalene-2,3-dicarboxylic acid anhydride
29811-05-0

1,2,3,4-tetrahydronaphthalene-2,3-dicarboxylic acid anhydride

Conditions
ConditionsYield
In 1,3,5-trimethyl-benzene at 210℃; for 48h; autoclave;63%

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