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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

dibenzo-p-dioxin

Cas:262-12-4

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

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

Dibenzo[b,e][1,4]dioxin

Cas:262-12-4

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

inquiry

Xi'an Xszo Chem Co., Ltd.

1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s

Large Stock 99.0% dibenzo-p-dioxin 262-12-4 Producer

Cas:262-12-4

Min.Order:1 Gram

FOB Price: $0.1

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

Dibenzo-p-dioxin

Cas:262-12-4

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Jinan Finer Chemical Co., Ltd

Product Description Product website: http://www.finerchem.com Product Name Oxanthrene CAS No. 262-12-4

Oxanthrene

Cas:262-12-4

Min.Order:1 Gram

FOB Price: $12.0

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

Pharmaceutical Grade CAS 262-12-4 with competitive price

Cas:262-12-4

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

Dibenzo[b,e][1,4]dioxin

Cas:262-12-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

DIBENZO-P-DIOXIN CAS:262-12-4 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 intermedia

DIBENZO-P-DIOXIN CAS:262-12-4

Cas:262-12-4

Min.Order:1 Gram

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

Dibenzo[b,e][1,4]dioxin

Cas:262-12-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Changchun Artel lmport and Export trade company

Product Detail Minimum Order Qty. 10 Gram

Dibenzo[b,e][1,4]dioxin CAS NO.262-12-4

Cas:262-12-4

Min.Order:10 Gram

Negotiable

Type:Trading Company

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

dibenzo-p-dioxin

Cas:262-12-4

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Hangzhou ZeErRui Chemical Co., Ltd.

CAS No. 262-12-4 Molecular formula: C12H8O2 Molecular weight: 184.19 Melting point 120 °C Boiling point 278.5 °C Density 1.2430 Refractive index 1.6250 (estimate) Stable. Combustible. Incompatible

DIBENZO-P-DIOXIN supplier

Cas:262-12-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Win-Win chemical Co.Ltd

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

DIBENZO-P-DIOXIN cas no. 262-12-4 98%

Cas:262-12-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Greenutra Resource Inc

dibenzo-p-dioxinAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air

dibenzo-p-dioxin

Cas:262-12-4

Min.Order:0

Negotiable

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

dibenzo-p-dioxin

Cas:262-12-4

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou J&H Chemical Co., Ltd.

J&H CHEM is one of China's leading providers of integrated fine chemical services including offering, research and development, Custom manufacturing business, as well as other Value-added customer services, for diversified range products of chemicals

DIBENZO-P-DIOXIN

Cas:262-12-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

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.

Dibenzo[b,e][1,4]dioxin

Cas:262-12-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

DIBENZO-P-DIOXIN

Cas:262-12-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Antimex Chemical Limied

dibenzo-p-dioxinAppearance:detailed see specifications Storage:Keep away of light, cool place Package:25kg/drum;200kg/drum Application:An important raw material and intermediate used in Organic Synthesis, Pharmaceuticals Transportation:Sea/air/courie

dibenzo-p-dioxin

Cas:262-12-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan Circle Star Chem-medical Technology co.,Ltd.

good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:25kg,50kg,180kg,200kg,250kg,1000kg,customization Application:Pharma;Industry;Agricultural;chemical reaserch Tran

Dibenzo[b,e][1,4]dioxin

Cas:262-12-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

DB BIOTECH CO., LTD

best seller Application:API

DIBENZO-P-DIOXIN

Cas:262-12-4

Min.Order:0

Negotiable

Type:Trading Company

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

DIBENZO-P-DIOXIN

Cas:262-12-4

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

DIBENZO-P-DIOXIN

Cas:262-12-4

Min.Order:0

Negotiable

Type:Other

inquiry

Shanghai Chinqesen Biotechnology Co., Ltd.

Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen

262-12-4

Cas:262-12-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hebei Muhuang Technology Co., Ltd

best seller Application:API

DIBENZO-P-DIOXIN

Cas:262-12-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Shanghai Yuanye Bio-Technology Co., Ltd.

Known for its best quality and competitve price, this chemicals we offered is widely appreciated by our customers.Appearance:White powder Storage:keep sealed and keep from direct light Package:According client's requirements Application:pharmaceutica

Dibenzo-p-Dioxin manufacturer

Cas:262-12-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

ZHEJIANG JIUZHOU CHEM CO.,LTD

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

DIBENZO-P-DIOXIN

Cas:262-12-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Amadis Chemical Co., Ltd.

1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G

Dibenzo[b,e][1,4]dioxin

Cas:262-12-4

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Luspharm Trading Co.,Ltd

1. Best service, competitive price, high quality 2. Clients can choose the package's Courier (EMS, DHL, FedEx, UPS,TNT); 3.Clients can choose the packing way for his produccts from many recent effective packing ways; 4.Special

High quality DIBENZO-P-DIOXIN

Cas:262-12-4

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Trading Company

inquiry

Jilin Tiandicheng Biotech Co.,Ltd

Price, Service, Company and Transport Advantage: 1. Best service, high quality and reasonable price 2. It's customers' right to choose the package (EMS, DHL, FedEx, UPS); 3. It's customers' right to choose the packing

High quality DIBENZO-P-DIOXIN CAS NO.262-12-4

Cas:262-12-4

Min.Order:10 Gram

Negotiable

Type:Trading Company

inquiry

Synthetic route

2-chlorodibenzo-p-dioxin
39227-54-8

2-chlorodibenzo-p-dioxin

dioxin
262-12-4

dioxin

Conditions
ConditionsYield
With acetophenone In methanol at 20℃; for 0.166667h; Irradiation;95.7%
2,7-dichloro-dibenzo[1,4]dioxine
33857-26-0

2,7-dichloro-dibenzo[1,4]dioxine

dioxin
262-12-4

dioxin

Conditions
ConditionsYield
With sodium hydroxide; palladium on activated charcoal In isopropyl alcohol at 30℃; for 3h;94.4%
Multi-step reaction with 2 steps
1: 40.2 percent / acetophenone / methanol / 1 h / 20 °C / Irradiation
2: 95.7 percent / acetophenone / methanol / 0.17 h / 20 °C / Irradiation
View Scheme
Multi-step reaction with 2 steps
1: 40.2 percent / acetophenone / methanol / 1 h / 20 °C / Irradiation
2: 11.6 percent / methanol / 0.08 h / 20 °C / Irradiation
View Scheme
η6-dibenzodioxin-η5-cyclopentadienyliron hexafluorophosphate

η6-dibenzodioxin-η5-cyclopentadienyliron hexafluorophosphate

dioxin
262-12-4

dioxin

Conditions
ConditionsYield
at 200 - 250℃; under 1 Torr; for 1h;91%
2-hydroxybromobenzene
95-56-7

2-hydroxybromobenzene

dioxin
262-12-4

dioxin

Conditions
ConditionsYield
With potassium carbonate at 120℃; for 12h; Ullmann Condensation;90%
With pyridine; copper(I) phenylacetylenide 1.) reflux, 5 h, 2.) reflux, 5 h; Yield given. Multistep reaction;
1-chlorodibenzo-p-dioxin
39227-53-7

1-chlorodibenzo-p-dioxin

dioxin
262-12-4

dioxin

Conditions
ConditionsYield
With acetophenone In methanol at 20℃; for 3h; Irradiation;87.4%
hexachloroantimonate of the dibenzo-p-dioxin radical-cation

hexachloroantimonate of the dibenzo-p-dioxin radical-cation

dioxin
262-12-4

dioxin

Conditions
ConditionsYield
With zinc In acetonitrile for 0.166667h; Product distribution;86%
2,3,7,8-Tetrachloro-dibenzo[1,4]dioxine
1746-01-6

2,3,7,8-Tetrachloro-dibenzo[1,4]dioxine

dioxin
262-12-4

dioxin

Conditions
ConditionsYield
With potassium tert-butylate; isopropyl alcohol In N,N-dimethyl-formamide at 20℃; for 48h; UV-irradiation;83%
With borane-ammonia complex In water; isopropyl alcohol at 50℃; for 5h; Sealed tube;92 %Chromat.
2,3-dichloro-dibenzo[1,4]dioxine
29446-15-9

2,3-dichloro-dibenzo[1,4]dioxine

dioxin
262-12-4

dioxin

Conditions
ConditionsYield
With potassium tert-butylate; isopropyl alcohol In N,N-dimethyl-formamide at 20℃; for 48h; UV-irradiation;81%
Multi-step reaction with 2 steps
1: 55.9 percent / acetophenone / methanol / 3 h / 20 °C / Irradiation
2: 95.7 percent / acetophenone / methanol / 0.17 h / 20 °C / Irradiation
View Scheme
Multi-step reaction with 2 steps
1: 55.9 percent / acetophenone / methanol / 3 h / 20 °C / Irradiation
2: 11.6 percent / methanol / 0.08 h / 20 °C / Irradiation
View Scheme
Multi-step reaction with 2 steps
1: 24.3 percent / methanol / 0.17 h / 20 °C / Irradiation
2: 95.7 percent / acetophenone / methanol / 0.17 h / 20 °C / Irradiation
View Scheme
Multi-step reaction with 2 steps
1: 24.3 percent / methanol / 0.17 h / 20 °C / Irradiation
2: 11.6 percent / methanol / 0.08 h / 20 °C / Irradiation
View Scheme
1,2,6,7-tetrachlorodioxine
40581-90-6

1,2,6,7-tetrachlorodioxine

dioxin
262-12-4

dioxin

Conditions
ConditionsYield
With sodium hydroxide; palladium on activated charcoal In isopropyl alcohol at 23℃; for 3h;74.1%
2-trimethylsilyldibenzo<1,4>dioxin
139458-06-3

2-trimethylsilyldibenzo<1,4>dioxin

acetyl chloride
75-36-5

acetyl chloride

A

dioxin
262-12-4

dioxin

B

2-acetyldibenzo<1,4>dioxin
22693-98-7

2-acetyldibenzo<1,4>dioxin

Conditions
ConditionsYield
With aluminium trichloride for 1h; Heating;A 56%
B 36%
2,3-dichloro-dibenzo[1,4]dioxine
29446-15-9

2,3-dichloro-dibenzo[1,4]dioxine

A

dioxin
262-12-4

dioxin

B

2-chlorodibenzo-p-dioxin
39227-54-8

2-chlorodibenzo-p-dioxin

Conditions
ConditionsYield
With acetophenone In methanol at 20℃; for 3h; Irradiation;A 19.9%
B 55.9%
2-monochlorophenol
95-57-8

2-monochlorophenol

dioxin
262-12-4

dioxin

Conditions
ConditionsYield
With Tris(3,6-dioxaheptyl)amine; potassium carbonate; copper(l) chloride In diethylene glycol dimethyl ether for 19h; Heating;50%
With copper; potassium carbonate at 170 - 180℃;45%
With copper; potassium carbonate at 180℃;
With potassium hydroxide; copper at 184.85℃; for 4h;
benzene-1,2-diol
120-80-9

benzene-1,2-diol

(η5-2,4-cyclopentadien-1-yl)(η6-1,2-dichlorobenzene)iron(1+) hexafluorophosphate(1-)

(η5-2,4-cyclopentadien-1-yl)(η6-1,2-dichlorobenzene)iron(1+) hexafluorophosphate(1-)

A

dioxin
262-12-4

dioxin

B

2-chlorophenyl 2-hydroxyphenyl ether
21567-19-1

2-chlorophenyl 2-hydroxyphenyl ether

Conditions
ConditionsYield
With potassium carbonate In tetrahydrofuran for 22h; Heating;A 50%
B 36%
2,7-dichloro-dibenzo[1,4]dioxine
33857-26-0

2,7-dichloro-dibenzo[1,4]dioxine

A

dioxin
262-12-4

dioxin

B

2-chlorodibenzo-p-dioxin
39227-54-8

2-chlorodibenzo-p-dioxin

Conditions
ConditionsYield
With acetophenone In methanol at 20℃; for 1h; Irradiation;A 49.1%
B 40.2%
benzene-1,2-diol
120-80-9

benzene-1,2-diol

1,2-Dinitrobenzene
528-29-0

1,2-Dinitrobenzene

dioxin
262-12-4

dioxin

Conditions
ConditionsYield
Stage #1: benzene-1,2-diol With potassium In N,N,N,N,N,N-hexamethylphosphoric triamide at 20℃; Inert atmosphere;
Stage #2: 1,2-Dinitrobenzene In N,N,N,N,N,N-hexamethylphosphoric triamide at 110℃; for 4h;
41%
With potassium 1) HMPA, 20 deg C; 2) 110 deg C, 4 h; Yield given. Multistep reaction;
2-chlorodibenzo-p-dioxin
39227-54-8

2-chlorodibenzo-p-dioxin

carbon dioxide
124-38-9

carbon dioxide

A

dioxin
262-12-4

dioxin

B

dibenzo<1,4>dioxin-2-carboxylic acid
17054-75-0

dibenzo<1,4>dioxin-2-carboxylic acid

Conditions
ConditionsYield
With tetrabutylammomium bromide In N,N-dimethyl-formamide at -5 - 0℃; Dehalogenation; Carboxylation; Electrochemical reaction;A 2%
B 21%
1,2-Diiodobenzene
615-42-9

1,2-Diiodobenzene

benzene-1,2-diol
120-80-9

benzene-1,2-diol

dioxin
262-12-4

dioxin

Conditions
ConditionsYield
With copper(l) iodide; iron(III)-acetylacetonate; potassium carbonate In dimethyl sulfoxide at 110℃; for 168h; Ullmann Condensation; Inert atmosphere;18%
2-chlorodibenzo-p-dioxin
39227-54-8

2-chlorodibenzo-p-dioxin

A

5-chloro-[1,1'-biphenyl]-2,2'-diol

5-chloro-[1,1'-biphenyl]-2,2'-diol

B

dioxin
262-12-4

dioxin

Conditions
ConditionsYield
In methanol at 20℃; for 0.0833333h; Irradiation;A 16.6%
B 11.6%
2-hydroxybromobenzene
95-56-7

2-hydroxybromobenzene

A

dibenzofuran
132-64-9

dibenzofuran

B

4-bromodibenzofuran
89827-45-2

4-bromodibenzofuran

C

dioxin
262-12-4

dioxin

D

4,6-dibromodibenzo-[b,d]furan
201138-91-2

4,6-dibromodibenzo-[b,d]furan

Conditions
ConditionsYield
With oxygen at 650℃; under 760 Torr; for 0.000555556h; Product distribution; Further Variations:; Temperatures;A 0.9%
B 0.82%
C 16.6%
D 2.4%
2-monochlorophenol
95-57-8

2-monochlorophenol

A

dioxin
262-12-4

dioxin

B

2,6-Dichlorophenol
87-65-0

2,6-Dichlorophenol

C

1-chlorodibenzo-p-dioxin
39227-53-7

1-chlorodibenzo-p-dioxin

D

4,6-dichlorodibenzofuran

4,6-dichlorodibenzofuran

Conditions
ConditionsYield
With oxygen at 600℃; for 0.000555556h; Product distribution; Further Variations:; Temperatures;A 1.32%
B 0.59%
C 0.92%
D 9.43%
2-hydroxybromobenzene
95-56-7

2-hydroxybromobenzene

A

dibenzofuran
132-64-9

dibenzofuran

B

4-bromodibenzofuran
89827-45-2

4-bromodibenzofuran

C

dioxin
262-12-4

dioxin

D

phenol
108-95-2

phenol

Conditions
ConditionsYield
at 600℃; under 760 Torr; for 0.000555556h; Product distribution; Further Variations:; Temperatures; Pyrolysis;A 0.17%
B 0.05%
C 5.96%
D 0.36%
2-monochlorophenol
95-57-8

2-monochlorophenol

A

dioxin
262-12-4

dioxin

B

2,6-Dichlorophenol
87-65-0

2,6-Dichlorophenol

C

1-chlorodibenzo-p-dioxin
39227-53-7

1-chlorodibenzo-p-dioxin

D

2,4-dichlorophenol
120-83-2

2,4-dichlorophenol

Conditions
ConditionsYield
With oxygen; silica gel; copper dichloride at 400℃; Product distribution; Further Variations:; Temperatures;A 0.6915%
B 0.219%
C 0.7511%
D 0.238%
With oxygen; silica gel; copper dichloride at 350℃; Formation of xenobiotics; Further byproducts.;A 0.0672%
B 0.229%
C 0.3293%
D 0.282%
phenol
108-95-2

phenol

A

dibenzofuran
132-64-9

dibenzofuran

B

dioxin
262-12-4

dioxin

C

2-monochlorophenol
95-57-8

2-monochlorophenol

D

4-chloro-phenol
106-48-9

4-chloro-phenol

Conditions
ConditionsYield
With oxygen; silica gel; copper dichloride at 425℃; Product distribution; Further Variations:; Temperatures;A 0.06%
B 0.002%
C 0.041%
D 0.002%
2,2'-oxydiphenol
15764-52-0

2,2'-oxydiphenol

dioxin
262-12-4

dioxin

Conditions
ConditionsYield
With phosphorus; hydrogen bromide at 180 - 190℃;
di(2-methoxyphenyl) ether
1655-70-5

di(2-methoxyphenyl) ether

dioxin
262-12-4

dioxin

Conditions
ConditionsYield
With hydrogen bromide at 170 - 190℃;
Multi-step reaction with 2 steps
1: AlCl3; benzene
2: hydrobromic acid; red phosphorus / 180 - 190 °C
View Scheme
sodium 4-chlorophenolate
1193-00-6

sodium 4-chlorophenolate

dioxin
262-12-4

dioxin

Conditions
ConditionsYield
at 250℃; under 4 Torr;
benzene-1,2-diol
120-80-9

benzene-1,2-diol

dioxin
262-12-4

dioxin

Conditions
ConditionsYield
With phosphorus pentoxide at 260℃;
Multi-step reaction with 2 steps
1: sulfuryl dichloride / diethyl ether / 20 °C / Inert atmosphere
2: potassium carbonate / dimethyl sulfoxide / 24 h / 130 °C
View Scheme
2-monochlorophenol
95-57-8

2-monochlorophenol

A

dioxin
262-12-4

dioxin

B

2-<2-(2-chlorophenoxy)phenoxy>phenol
79807-70-8

2-<2-(2-chlorophenoxy)phenoxy>phenol

C

2-<2-(2-<2-<2-(2-chlorophenoxy)phenoxy>phenoxy>phenoxy)phenoxy>phenol
79807-69-5

2-<2-(2-<2-<2-(2-chlorophenoxy)phenoxy>phenoxy>phenoxy)phenoxy>phenol

Conditions
ConditionsYield
With potassium hydroxide; copper; potassium carbonate 1.) 170-200 deg C, 6 h, 2.) reflux, 3 h; Yield given. Multistep reaction. Yields of byproduct given;
With potassium hydroxide; copper; potassium carbonate 1.) 170-200 deg C, 6 h, 2.) reflux, 3 h, 3.) ethanol, 0 deg C, 16 h; Yield given. Multistep reaction. Yields of byproduct given;
pyrocatechol monosodium salt
34789-97-4

pyrocatechol monosodium salt

C6H4Cl2*C3CrO3

C6H4Cl2*C3CrO3

A

dioxin
262-12-4

dioxin

B

2-Phenoxyphenol
2417-10-9

2-Phenoxyphenol

C

2-chlorophenyl 2-hydroxyphenyl ether
21567-19-1

2-chlorophenyl 2-hydroxyphenyl ether

D

chlorobenzene
108-90-7

chlorobenzene

Conditions
ConditionsYield
In N,N,N,N,N,N-hexamethylphosphoric triamide at 120℃; for 113h; Product distribution; further temperatures, reaction times and solvents;
C6H4Cl2*C3CrO3

C6H4Cl2*C3CrO3

A

dioxin
262-12-4

dioxin

B

chlorobenzene
108-90-7

chlorobenzene

Conditions
ConditionsYield
In N,N,N,N,N,N-hexamethylphosphoric triamide at 120℃; for 80h; Product distribution; further solvent, temperatures and reaction times;
dioxin
262-12-4

dioxin

2,3,7,8-tetrabromodibenzodioxin
50585-41-6

2,3,7,8-tetrabromodibenzodioxin

Conditions
ConditionsYield
With bromine In trifluoroacetic acid for 6h; Heating;98%
With bromine; trifluoroacetic acid for 6h; Heating;97%
With bromine; acetic acid
dioxin
262-12-4

dioxin

2,2',3-trihydroxydiphenyl ether
128292-53-5

2,2',3-trihydroxydiphenyl ether

Conditions
ConditionsYield
With Escherichia coli JM109 harbouring pJ31BP-F275W In dimethyl sulfoxide at 30℃; for 18h; L-medium; Enzymatic reaction;97.8%
With oxygen; terminal dioxygenase Conversion of starting material; Enzymatic reaction;
phthalic anhydride
85-44-9

phthalic anhydride

dioxin
262-12-4

dioxin

2-(dibenzo[1,4]dioxin-2-carbonyl)-benzoic acid

2-(dibenzo[1,4]dioxin-2-carbonyl)-benzoic acid

Conditions
ConditionsYield
Stage #1: phthalic anhydride With aluminum (III) chloride In dichloromethane for 0.5h;
Stage #2: dioxin In dichloromethane
96%
With aluminium trichloride; chlorobenzene
dioxin
262-12-4

dioxin

2,7-dinitrodibenzo-p-dioxin
71400-33-4

2,7-dinitrodibenzo-p-dioxin

Conditions
ConditionsYield
With nitric acid In acetic acid at 20℃; for 3h;96%
With nitric acid; acetic acid96%
With nitric acid; acetic acid In water at 20℃; for 3h;96%
With water; nitric acid; acetic acid
dioxin
262-12-4

dioxin

2,3,7,8-tetranitrodibenzo[b,e][1,4]dioxine
52354-40-2

2,3,7,8-tetranitrodibenzo[b,e][1,4]dioxine

Conditions
ConditionsYield
With nitric acid; acetic anhydride88%
With nitric acid; trifluoroacetic anhydride at 70℃; Cooling with ice;73%
With nitric acid; trifluoroacetic anhydride at 70℃; for 1.5h;73%
dioxin
262-12-4

dioxin

N,N-dimethyl-formamide
68-12-2, 33513-42-7

N,N-dimethyl-formamide

dibenzo<1,4>dioxin-1-carboxaldehyde
51689-41-9

dibenzo<1,4>dioxin-1-carboxaldehyde

Conditions
ConditionsYield
With n-butyllithium In tetrahydrofuran; hexane at 25℃; for 0.166667h;83%
Stage #1: dioxin With n-butyllithium In diethyl ether; hexane at 20℃; for 1h;
Stage #2: N,N-dimethyl-formamide In diethyl ether; hexane at 20℃; for 0.166667h;
68%
With n-butyllithium; N,N,N,N,-tetramethylethylenediamine 1) THF, hexane, -30 deg C, 1h; Yield given. Multistep reaction;
With n-butyllithium 1.) THF, hexane, 25 deg C, 1 d, 2.) THF, hexane, from -78 deg C to 25 deg C; Yield given. Multistep reaction;
dioxin
262-12-4

dioxin

2-nitrodibenzo<1,4>dioxin
38178-41-5

2-nitrodibenzo<1,4>dioxin

Conditions
ConditionsYield
With dinitrogen tetraoxide In acetonitrile for 0.166667h;71%
With nitric acid; acetic acid at 20℃; for 2h;50%
With water; nitric acid; acetic acid at 0℃;
With nitrate radical at 23.85℃; under 735 Torr; Kinetics; Nitration;
dioxin
262-12-4

dioxin

hexachloroantimonate of the dibenzo-p-dioxin radical-cation

hexachloroantimonate of the dibenzo-p-dioxin radical-cation

Conditions
ConditionsYield
With antimonypentachloride In acetonitrile71%
phenyl benzyl ketone
451-40-1

phenyl benzyl ketone

dioxin
262-12-4

dioxin

2-(dibenzo[b,e][1,4]dioxin-2-yl)-1,2-diphenylethan-1-one

2-(dibenzo[b,e][1,4]dioxin-2-yl)-1,2-diphenylethan-1-one

Conditions
ConditionsYield
With iron(III) chloride; 2,3-dicyano-5,6-dichloro-p-benzoquinone In hexane at 55℃; Inert atmosphere;70%
With iron(III) chloride; 2,3-dicyano-5,6-dichloro-p-benzoquinone In 1,2-dichloro-ethane at 80℃; Friedel-Crafts Alkylation; Inert atmosphere;56%
dioxin
262-12-4

dioxin

2-bromodibenzo<1,4>dioxin
105906-36-3

2-bromodibenzo<1,4>dioxin

Conditions
ConditionsYield
With 1,4-dioxane dibromide at 95 - 100℃; for 3h;60%
With carbon disulfide; bromine
With potassium bromate; acetic acid; potassium bromide
With 1,4-dioxane dibromide In 1,4-dioxane at 95 - 100℃; for 3h;
dioxin
262-12-4

dioxin

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

chromium(0) hexacarbonyl

tricarbonyl{(1,2,3,4,4a,10a,-η)-dibenzo{b,e}{1,4}dioxin}chromium
105888-12-8

tricarbonyl{(1,2,3,4,4a,10a,-η)-dibenzo{b,e}{1,4}dioxin}chromium

Conditions
ConditionsYield
In tetrahydrofuran; dibutyl ether under N2, heated under reflux for 22 h; filtered through Celite, residue washed with Et2O, solvents removed, chromy. (Me2CO/hexane 1:2); elem. anal.;58%
dioxin
262-12-4

dioxin

chloroacetyl chloride
79-04-9

chloroacetyl chloride

1,1′-(dibenzo[b,e][1,4]dioxine-2,7-diyl)bis(2-chloroethanone)
854397-12-9

1,1′-(dibenzo[b,e][1,4]dioxine-2,7-diyl)bis(2-chloroethanone)

Conditions
ConditionsYield
With aluminum (III) chloride at -78 - 20℃; for 4h;50%
With aluminum (III) chloride In dichloromethane at -78 - 20℃; for 4h;50%
With aluminum (III) chloride In dichloromethane at -78 - 20℃; for 4h;50%
dioxin
262-12-4

dioxin

A

2,7-dinitrodibenzo-p-dioxin
71400-33-4

2,7-dinitrodibenzo-p-dioxin

B

2,8-dinitrodiphenylene dioxide
71400-34-5

2,8-dinitrodiphenylene dioxide

Conditions
ConditionsYield
With dinitrogen tetraoxide In trifluoroacetic acid for 0.25h; other reagent;A 50%
B 44%
With nitric acid In acetic anhydride at 0℃; for 0.25h;A 18%
B 33%
With water; nitric acid
dioxin
262-12-4

dioxin

2,8-dibromobenzo<1,4>dioxin
105836-96-2

2,8-dibromobenzo<1,4>dioxin

Conditions
ConditionsYield
With 1,4-dioxane dibromide In 1,4-dioxane for 3h; Heating;30%
With potassium bromate; acetic acid; potassium bromide
With bromine; nitrobenzene
With 1,4-dioxane dibromide In 1,4-dioxane at 95 - 100℃; for 3h;
dioxin
262-12-4

dioxin

3,3',4,4'-tetrahexyloxybiphenyl
161691-13-0

3,3',4,4'-tetrahexyloxybiphenyl

2,3,6,7-Tetrakis-hexyloxy-10,15-dioxa-dibenzo[a,c]naphthacene

2,3,6,7-Tetrakis-hexyloxy-10,15-dioxa-dibenzo[a,c]naphthacene

Conditions
ConditionsYield
With iron(III) chloride In dichloromethane for 2h;25%

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