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Aecochem Corp.

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

1,1,2,2-Tetrabromoethane

Cas:79-27-6

Min.Order:0

Negotiable

Type:Manufacturers

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Dayang Chem (Hangzhou) Co.,Ltd.

img _fcksavedurl="/UserAppearance:detailed see specifications Storage:Store in dry, dark and ventilated place. Package:according to the clients requirement Application:79-27-6 Transportation:by air or by sea Port:Shanghai

1,1,2,2-Tetrabromoethane

Cas:79-27-6

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Hangzhou Dingyan Chem Co., Ltd

Items Standard Result Description Transparent impurity Transparent impurity density ratio,g/cm3(25℃)

High purity 1,1,2,2-Tetrabromoethane with high quality and best price cas:79-27-6

Cas:79-27-6

Min.Order:1 Kilogram

FOB Price: $10.0 / 25.0

Type:Manufacturers

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Simagchem Corporation

Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our

High quality 1,1,2,2-Tetrabromoethane supplier in China

Cas:79-27-6

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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Henan Allgreen Chemical Co.,Ltd

high quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai

1,1,2,2-Tetrabromoethane, 97%

Cas:79-27-6

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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Ality Chemical Corporation

The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi

Factory Supply 1,1,2,2-Tetrabromoethane

Cas:79-27-6

Min.Order:1

Negotiable

Type:Other

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Chemwill Asia Co., Ltd.

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

1,1,2,2-Tetrabromoethane

Cas:79-27-6

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

79-27-6 1,1,2,2-Tetrabromoethane Now we would like to update our product list for you, kindly check the below information: 1. Catalyst series ( such as Noble Metal Catalyst, Phosphorous ligand, etc ) 2. Pharmaceutical Intermediat

79-27-6 1,1,2,2-Tetrabromoethane

Cas:79-27-6

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

Henan Sinotech Import&Export Corporation

Product name 1,1,2,2-tetrabromoethane Molecular: Br2CHCHBr2 Molecular Weight: 108.98 CAS No.: 79-27-6

1,1,2,2-Tetrabromoethane

Cas:79-27-6

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

inquiry

Baoji Guokang Healthchem co.,ltd

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

1,1,2,2-Tetrabromoethane Hydrocarbons halides

Cas:79-27-6

Min.Order:1 Kilogram

FOB Price: $100.0 / 135.0

Type:Trading Company

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Hangzhou Keyingchem Co.,Ltd

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

1,1,2,2-Tetrabromoethane

Cas:79-27-6

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

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Hangzhou J&H Chemical Co., Ltd.

J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

1,1,2,2-Tetrabromoethane

Cas:79-27-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

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SHANGHAI T&W PHARMACEUTICAL CO., LTD.

A substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc

1,1,2,2-Tetrabromoethane

Cas:79-27-6

Min.Order:4 Kilogram

Negotiable

Type:Lab/Research institutions

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Zibo Hangyu Biotechnology Development Co., Ltd

Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

High quality 1,1,2,2-Tetrabromoethane

Cas:79-27-6

Min.Order:10 Gram

FOB Price: $10.0 / 100.0

Type:Lab/Research institutions

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Hunan chemfish Pharmaceutical co.,Ltd

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

1,1,2,2-Tetrabromoethane

Cas:79-27-6

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality, moderate price & quick delivery. Appearance:white powder Storage:stored in a cool, dry and ventilated place to provent sun and rain Package:25kg/drum, or as per your request. Application:Used in organic synthesis Transport

1,1,2,2-Tetrabromoethane

Cas:79-27-6

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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Kono Chem Co.,Ltd

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

1,1,2,2-Tetrabromoethane

Cas:79-27-6

Min.Order:0

Negotiable

Type:Other

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Antimex Chemical Limied

Antimex Chemical Limied, was founded in 2001, we are specializing in manufacturing & researching of Active pharmaceutical Ingredients,Veterinary pharm APIs,cosmetic ingredients,and Intermediates. food additives,water treatment chemicals. Fluori

Tetrabromoethane

Cas:79-27-6

Min.Order:1 Metric Ton

FOB Price: $10.0

Type:Lab/Research institutions

inquiry

Enke Pharma-tech Co.,Ltd. (Cangzhou, China )

Cangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city?in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new api,?intermediat

1,1,2,2-Tetrabromoethane

Cas:79-27-6

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard

factory supply CAS 79-27-6 with competitive price

Cas:79-27-6

Min.Order:1 Kilogram

FOB Price: $112.0

Type:Trading Company

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Xiamen AmoyChem Co.,Ltd

Amoychem is committed to providing the top-quality chemical products and services Internationally. We offer our customers with friendly, professional service and reliable, high performance products that have been manufactured according to the accredi

1,1,2,2-Tetrabromoethane

Cas:79-27-6

Min.Order:0

Negotiable

Type:Other

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Hubei Langyou International Trading Co., Ltd

High purity 1,1,2,2-Tetrabromoethane with high quality and best price cas:79-27-6 Application:High purity 1,1,2,2-Tetrabromoethane with high quality and best price cas:79-27-6

Wuhan ZeShanCheng Biomedical Technology Co., Ltd.

1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highl

Tetrabromoethane

Cas:79-27-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hunan Longxianng Runhui Trading Co.,Ltd

High purity 1,1,2,2-Tetrabromoethane with high quality and best price cas:79-27-6Appearance:Transparent impurity Storage:Rom tep. Package:25kg net/paper drum Application:intermediate for organic synthesis Transportation:By express (Door to door) such

High purity 1,1,2,2-Tetrabromoethane with high quality and best price cas:79-27-6

Cas:79-27-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Hunan Russell Chemicals Technology Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:any port in China

1,1,2,2-Tetrabromoethane 79-27-6

Cas:79-27-6

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

Amadis Chemical offer CAS#79-27-6;CAT#A839635

Cas:79-27-6

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

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HENAN SUNLAKE ENTERPRISE CORPORATION

Tech Data Relevant 1.Certificate Of Analysis (COA) 2..Material Safety Data Sheet (MSDS) 3.Technical Data Sheet(TDS) 4.Route of synthesis (ROS) 5.Nuclear Magnetic Resonance(NMR) 6.Method of Analysis(MOA) Our Service 1. Before Shipmen

79-27-6 1,1,2,2-Tetrabromoethane

Cas:79-27-6

Min.Order:100 Kilogram

Negotiable

Type:Trading Company

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Shaanxi Mingqi Chemical Co., Ltd

1,1,2,2-Tetrabromoethane Quick details Chemical Name: 1,1,2,2-Tetrabromoethane CAS No.:79-27-6 Molecular Formula: C2H2Br4 Appearance: Colorless clear liquid Package &Storage:1kg/bag (Inner: plastic bag .outer: Aluminum

Hot sale Intermediate 1,1,2,2-Tetrabromoethane

Cas:79-27-6

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Zhengzhou Kingorgchem Chemical Technology Co., Ltd.

1. Subsidiary of Institute of Chemistry, Henan Academy of Sciences, national research platform;2. About 30 years’ experience in this field since 1983;3. An experienced R&D team consisting of Doctors and Masters;4. Various types of analytical instrume

ISO 9001 National Research Platform CAS No. 79-27-6

Cas:79-27-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen BaiFuchem Co.,Ltd

BaiFuChem is a Professional chemical raw material supplier in China, our main products include Biochemical , Pharma Intermediate and Organic chemical etc. BaiFuChem have wealth of products,experience , expertise and state-of-the-art equ

High quality tetrabromoethane

Cas:79-27-6

Min.Order:1 Kilogram

Negotiable

Type:Other

inquiry

Synthetic route

cis+trans-dibromoethylene
540-49-8

cis+trans-dibromoethylene

A

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

B

C2H2BrF5S

C2H2BrF5S

C

C2H2BrF5S

C2H2BrF5S

Conditions
ConditionsYield
With pentafluorosulfanyl bromide at 20℃; for 24h; Irradiation;A n/a
B n/a
C 97.1%
cis+trans-dibromoethylene
540-49-8

cis+trans-dibromoethylene

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

Conditions
ConditionsYield
With bromine
ethylene dibromide
106-93-4

ethylene dibromide

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

Conditions
ConditionsYield
With aluminum tri-bromide; bromine at 105 - 110℃;
acetylene
74-86-2

acetylene

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

Conditions
ConditionsYield
With water; bromine
With water; bromine; potassium bromide at 22℃; Electrolysis.unter langsamem Hindurchleiten von Acetylen;
1,1,2,2-tetrachloroethane
79-34-5

1,1,2,2-tetrachloroethane

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

Conditions
ConditionsYield
With aluminum tri-bromide
Trichloroethylene
79-01-6

Trichloroethylene

A

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

B

1,1,2-tribromo-1,2,2-trichloro-ethane
594-78-5

1,1,2-tribromo-1,2,2-trichloro-ethane

Conditions
ConditionsYield
With bromine Irradiation;
2-ethoxy-1,3-dioxolane
4544-20-1

2-ethoxy-1,3-dioxolane

Bromoform
75-25-2

Bromoform

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

Conditions
ConditionsYield
dibenzoyl peroxide at 100℃; for 2h; Rate constant; Product distribution; other temperature, other time;
2-ethoxy-1,3-dioxane
76508-46-8

2-ethoxy-1,3-dioxane

Bromoform
75-25-2

Bromoform

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

Conditions
ConditionsYield
dibenzoyl peroxide at 100℃; for 2h; Rate constant; Product distribution; other temperature;
2-phenyl-1,3-oxathiolane
5721-88-0

2-phenyl-1,3-oxathiolane

A

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

B

S-(2-bromoethyl) benzothioate
81110-22-7

S-(2-bromoethyl) benzothioate

C

1,2-dibromomethane
74-95-3

1,2-dibromomethane

Conditions
ConditionsYield
With Bromoform; di-tert-butyl peroxide at 130℃; for 4.5h; Yields of byproduct given;A n/a
B 16 % Turnov.
C n/a
2-propyl-1,3-oxathiolan
27001-65-6

2-propyl-1,3-oxathiolan

A

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

B

2-bromoethyl thiobutyrate
83124-63-4

2-bromoethyl thiobutyrate

C

1,2-dibromomethane
74-95-3

1,2-dibromomethane

Conditions
ConditionsYield
With Bromoform; di-tert-butyl peroxide at 130℃; for 4.5h; Yields of byproduct given;A n/a
B 14 % Turnov.
C n/a
2-ethyl-[1,3]oxathiolane
16048-04-7

2-ethyl-[1,3]oxathiolane

A

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

B

2-bromoethyl thiopropionate
83124-62-3

2-bromoethyl thiopropionate

C

1,2-dibromomethane
74-95-3

1,2-dibromomethane

Conditions
ConditionsYield
With Bromoform; di-tert-butyl peroxide at 130℃; for 4.5h; Yields of byproduct given;A n/a
B 18 % Turnov.
C n/a
Bromoform
75-25-2

Bromoform

2-(hexyloxy)-1,3-dioxolane
83498-70-8

2-(hexyloxy)-1,3-dioxolane

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

Conditions
ConditionsYield
dibenzoyl peroxide at 100℃; for 2h; Rate constant; Product distribution; other temperature;
Bromoform
75-25-2

Bromoform

2-(hexyloxy)-m-dioxane

2-(hexyloxy)-m-dioxane

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

Conditions
ConditionsYield
dibenzoyl peroxide at 100℃; for 2h; Rate constant; Product distribution; other temperature;
Bromoform
75-25-2

Bromoform

A

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

B

2-bromoethyl thiopropionate
83124-62-3

2-bromoethyl thiopropionate

C

1,2-dibromomethane
74-95-3

1,2-dibromomethane

Conditions
ConditionsYield
With 2-ethyl-[1,3]oxathiolane; di-tert-butyl peroxide at 130℃; for 4.5h;A n/a
B 18 % Turnov.
C n/a
Bromoform
75-25-2

Bromoform

A

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

B

2-bromoethyl thiobutyrate
83124-63-4

2-bromoethyl thiobutyrate

C

1,2-dibromomethane
74-95-3

1,2-dibromomethane

Conditions
ConditionsYield
With 2-propyl-1,3-oxathiolan; di-tert-butyl peroxide at 130℃; for 4.5h;A n/a
B 14 % Turnov.
C n/a
Bromoform
75-25-2

Bromoform

A

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

B

S-(2-bromoethyl) benzothioate
81110-22-7

S-(2-bromoethyl) benzothioate

C

1,2-dibromomethane
74-95-3

1,2-dibromomethane

Conditions
ConditionsYield
With 2-phenyl-1,3-oxathiolane; di-tert-butyl peroxide at 130℃; for 4.5h;A n/a
B 16 % Turnov.
C n/a
Bromotrichloromethane
75-62-7

Bromotrichloromethane

2-(hexyloxy)-1,3-dioxolane
83498-70-8

2-(hexyloxy)-1,3-dioxolane

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

Conditions
ConditionsYield
dibenzoyl peroxide at 90℃; for 2h; Rate constant; Product distribution; other temperature;
Bromoform
75-25-2

Bromoform

7,7-dimethyl-1,4,5,6-tetraphenyl-2,3-benzo-7-silanorbornadiene
18816-24-5

7,7-dimethyl-1,4,5,6-tetraphenyl-2,3-benzo-7-silanorbornadiene

A

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

B

dimethyldibromosilane
4095-10-7

dimethyldibromosilane

C

1,2,3,4-tetraphenylnaphthalene
751-38-2

1,2,3,4-tetraphenylnaphthalene

D

1,2-dibromomethane
74-95-3

1,2-dibromomethane

Conditions
ConditionsYield
In hexane at 22.9℃; Rate constant; Product distribution; Mechanism; Irradiation; laser pulse photolysis technique; investigated by UV and 1H NMR measurements;
ethane
74-84-0

ethane

A

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

B

ethyl bromide
74-96-4

ethyl bromide

C

ethylene dibromide
106-93-4

ethylene dibromide

Conditions
ConditionsYield
With 2AlBr3*CBr4; bromine at 55 - 65℃; under 760 Torr; for 3h; Title compound not separated from byproducts;A 53 % Turnov.
B 3 % Turnov.
C 17 % Turnov.
aluminium bromide
7727-15-3

aluminium bromide

ethylene dibromide
106-93-4

ethylene dibromide

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

aluminium bromide
7727-15-3

aluminium bromide

1,1,2,2-tetrachloroethane
79-34-5

1,1,2,2-tetrachloroethane

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

Conditions
ConditionsYield
unterhalb des Siedepunktes;
cis+trans-dibromoethylene
540-49-8

cis+trans-dibromoethylene

benzene
71-43-2

benzene

thiocyanato

thiocyanato

A

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

B

1,2,2-tribromo-ethyl thiocyanate

1,2,2-tribromo-ethyl thiocyanate

C

<β-bromo-ethyl>-thiocyanate

<β-bromo-ethyl>-thiocyanate

D

α.β-dirhodan-ethylene

α.β-dirhodan-ethylene

Conditions
ConditionsYield
im Sonnenlicht; bei manchen Versuchen auch Prod.5: 1.2-Dibrom-1.2-dirhodan-aethan; cis-trans-mixture;
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

cis+trans-dibromoethylene
540-49-8

cis+trans-dibromoethylene

Conditions
ConditionsYield
With iron In N,N-dimethyl-formamide93%
With ethanol; zinc
With aluminium amalgam
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

1,1,2-tribromoethylene
598-16-3

1,1,2-tribromoethylene

Conditions
ConditionsYield
With sodium hydroxide; Katamin AB In water at 25 - 30℃; for 2h;90%
With diethyl ether; sodium ethanolate
With diethyl ether; sodium
4-iodopyrazole
3469-69-0

4-iodopyrazole

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

1,1,2,2-tetrakis(4-iodo-1H-pyrazol-1-yl)ethane
1073267-96-5

1,1,2,2-tetrakis(4-iodo-1H-pyrazol-1-yl)ethane

Conditions
ConditionsYield
Stage #1: 4-iodopyrazole With potassium hydroxide In dimethyl sulfoxide at 80℃; for 0.5h;
Stage #2: 1,1,2,2-tetrabromoethane In dimethyl sulfoxide for 2h;
86.7%
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

Diethyl methylphosphonate
683-08-9

Diethyl methylphosphonate

A

ethyl bromide
74-96-4

ethyl bromide

B

1,1,2-tribromoethylene
598-16-3

1,1,2-tribromoethylene

C

ethyl methylphosphonic acid
1832-53-7

ethyl methylphosphonic acid

Conditions
ConditionsYield
at 180℃; for 10h;A 15%
B 79%
C 37%
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

t-butyldimethylsiloxy-3,5-dimethoxybenzene-4-lithio
96700-97-9

t-butyldimethylsiloxy-3,5-dimethoxybenzene-4-lithio

t-butyldimethylsiloxy-4-bromo-3,5-dimethoxybenzene
96701-00-7

t-butyldimethylsiloxy-4-bromo-3,5-dimethoxybenzene

Conditions
ConditionsYield
In toluene Ambient temperature;77%
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

(R)-N-ferrocenylmethyl-2-methoxymethylpyrrolidine

(R)-N-ferrocenylmethyl-2-methoxymethylpyrrolidine

(R,R(p))-1-bromo-2-[(2-methoxymethylpyrrolidin-1-yl)methyl]ferrocene

(R,R(p))-1-bromo-2-[(2-methoxymethylpyrrolidin-1-yl)methyl]ferrocene

Conditions
ConditionsYield
With s-C4H9Li In diethyl ether; cyclohexane (Ar); using Schlenk techniques; addn. dropwise s-BuLi/C6H12 to CpFeC5H4CH2C4H7NCH2OMe/Et2O at -78°C; stirring for 1.5 h at -78°C and 1.5 h at -30°C; addn. of C2H2Br4/Et2O at -78°C for 0.5 h; stirring for 0.5 h and 16h at r.t.; quenching(H2O); sepn.; extn. aq. phase with CH2Cl2; washing of aq. phases with aq. Na2S2O5 and brine; extn. of org. phase with aq. citric acid; extn. of cobined aq. phase with Et2O; addn. NaOH to pH=9 at 0°C; extn. with Et2O; drying; chromy.Al2O3;74%
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

1,1-dibromo-2,2-difluoroethane
359-19-3

1,1-dibromo-2,2-difluoroethane

Conditions
ConditionsYield
With chlorine monofluoride72%
With mercury(II) fluoride at 150 - 160℃;
With hydrogen fluoride; mercury(II) oxide at 40 - 50℃;
With silver(II) fluoride at 80℃; Substitution;
NH-pyrazole
288-13-1

NH-pyrazole

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

1,1,2,2-tetrakis(1H-pyrazol-1-yl)ethane

1,1,2,2-tetrakis(1H-pyrazol-1-yl)ethane

Conditions
ConditionsYield
Stage #1: NH-pyrazole With potassium hydroxide In dimethyl sulfoxide at 80℃; for 1h;
Stage #2: 1,1,2,2-tetrabromoethane In dimethyl sulfoxide for 5h;
71.4%
Stage #1: NH-pyrazole With potassium hydroxide In dimethyl sulfoxide at 80℃; for 0.5h;
Stage #2: 1,1,2,2-tetrabromoethane In dimethyl sulfoxide at 80℃; for 5h; Further stages.;
57%
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

1,1'-dilithioferrocene N,N,N'N'-tetramethylethylenediamine

1,1'-dilithioferrocene N,N,N'N'-tetramethylethylenediamine

1,1'-dibromoferrocene
1293-65-8

1,1'-dibromoferrocene

Conditions
ConditionsYield
With H2O In diethyl ether 1,1,2,2-tetrabromoethane in Et2O was added slowly to suspn. FcLi2(TMEDA) in Et2O at -60°C, soln. was allowed to warm to room temp., stired for 10 h and hydrolyzed with H2O and stired for 10 min; organic layer was separated and evapd., residue was extd. with Et2O andfiltered, solvent was removed and residue was crystd. from MeOH;71%
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

A

1,1-dibromo-2,2-difluoroethane
359-19-3

1,1-dibromo-2,2-difluoroethane

B

1,1,2-tribromo-2-fluoroethane
598-67-4

1,1,2-tribromo-2-fluoroethane

Conditions
ConditionsYield
With chlorine monofluorideA 12%
B 70%
With bromine; antimony(III) fluoride at 120 - 125℃; for 23h;A 19%
B 11%
With bromine; antimony(III) fluoride at 120 - 125℃; for 23h;
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

1,2-dibromoferrocene
238413-86-0

1,2-dibromoferrocene

1,2,3-tribromoferrocene
1145715-22-5

1,2,3-tribromoferrocene

Conditions
ConditionsYield
With lithium tetramethylpiperidinide In tetrahydrofuran; hexane Schlenk techniques used under N2 or Ar, THF soln. of 2 (8.99 mmol) addedto freshly prepd. (from hexane soln. of nBuLi (8.96 mmol) and TMP (8.96 mmol) in THF) soln. of LiTMP and stirred for 3 h at -30°C, C2H2B r4 (8.96 mmol) added at -70°C; allowed to warm to room temp. for 18 h, H2O added, extracted with Et2O, dried over MgSO4, filtered, solvent removed under vac., petroleum ether added, filtered through alumina plug, partial evaporated, cooled to 4°C; XRD;69%
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

ferrocene
102-54-5

ferrocene

1,1'-dibromoferrocene
1293-65-8

1,1'-dibromoferrocene

Conditions
ConditionsYield
Stage #1: ferrocene With n-butyllithium; N,N,N,N,-tetramethylethylenediamine In hexane Inert atmosphere;
Stage #2: 1,1,2,2-tetrabromoethane In diethyl ether; hexane at -78℃; for 4h;
67%
Stage #1: ferrocene With n-butyllithium; N,N,N,N,-tetramethylethylenediamine
Stage #2: 1,1,2,2-tetrabromoethane at -78℃;
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

C136H152O24

C136H152O24

C136H152O24*C2H2Br4

C136H152O24*C2H2Br4

Conditions
ConditionsYield
at 105℃; for 36h; complexation;65%
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

N,N-dimethylaminomethylferrocene
1271-86-9

N,N-dimethylaminomethylferrocene

rac-2-(N,N-dimethylaminomethyl)bromoferrocene
245740-46-9, 12110-60-0, 245740-45-8

rac-2-(N,N-dimethylaminomethyl)bromoferrocene

Conditions
ConditionsYield
With n-butyllithium In tetrahydrofuran; diethyl ether all manipulations under inert atm. (Ar or N2); soln. of Fe compd. in Et2O cooled to 0°C, Li compd. added slowly, stirred at ambient temp.for 24 h, THF added, cooled to -78°C, Br compd. added, allowed t o warm to room temp., stirred at; ambient temp. overnight, water added, aq. phase extd. with ether, combined org. phase dried with anhydr. MgSO4, filtered, concd., chromy. (alumina, Et2O/Et2NH 95:5); elem. anal.;62%
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

bromoferrocene
1273-73-0

bromoferrocene

1,2-dibromoferrocene
238413-86-0

1,2-dibromoferrocene

1,2,3-tribromoferrocene
1145715-22-5

1,2,3-tribromoferrocene

1,2,3,4-tetrabromoferrocene

1,2,3,4-tetrabromoferrocene

1,2,3,4,5-pentabromoferrocene
1145715-26-9

1,2,3,4,5-pentabromoferrocene

Conditions
ConditionsYield
With lithium tetramethylpiperidinide In tetrahydrofuran Schlenk techniques used under N2 or Ar, mixt.(10.8 mmol) of 1 (51%), 2 (24%), 4 (18%) and 5 (7%) in THF added to LiTMP (100 mmol) in THF and stirred for 5 h at -30°C, C2H2Br4 (100 mmol) added at -78°C, warmed to room temp. for >16 h; quenched with H2O, extracted with CH2Cl2, organic layer washed with aq. 1M HCl and H2O, dried over MgSO4, solvent removed under vac., chromd. (neutral alumina, hexane), concentrated, allowed to stand at 5°C for 16 h; elem.anal., XRD;57%
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

chlorogermane
13637-65-5

chlorogermane

methyllithium
917-54-4

methyllithium

digermylacetylene
68196-77-0

digermylacetylene

Conditions
ConditionsYield
In diethyl ether byproducts: LiBr, CH4, MeBr; absence of air and moisture; treatment of C2H2Br4 with 4 equiv. of MeLi (room temp., 1 h), evapn. (vac., 1 h), condensation of 2 equiv. of ClGeH3, warming to room temp. (5 min); fractional low-temp. distn. (condensing at 206 K);50%
NH-pyrazole
288-13-1

NH-pyrazole

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

A

1,1,2,2-tetrakis(1H-pyrazol-1-yl)ethane

1,1,2,2-tetrakis(1H-pyrazol-1-yl)ethane

B

1,1,2-tris(pyrazol-1-yl)ethene

1,1,2-tris(pyrazol-1-yl)ethene

C

(Z)-1,2-bis(1H-pyrazol-1-yl)ethylene
1313194-68-1

(Z)-1,2-bis(1H-pyrazol-1-yl)ethylene

Conditions
ConditionsYield
Stage #1: NH-pyrazole With potassium hydroxide In dimethyl sulfoxide at 80℃; for 0.5h;
Stage #2: 1,1,2,2-tetrabromoethane In dimethyl sulfoxide at 80℃; for 24h;
A 47%
B n/a
C n/a
trimethyl phosphite
512-56-1

trimethyl phosphite

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

A

dimethylphosphoric acid
813-78-5

dimethylphosphoric acid

B

1,1,2-tribromoethylene
598-16-3

1,1,2-tribromoethylene

Conditions
ConditionsYield
at 180℃; for 20h;A 31%
B 45%
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

1,2,3-tribromoferrocene
1145715-22-5

1,2,3-tribromoferrocene

A

1,2,3,4-tetrabromoferrocene

1,2,3,4-tetrabromoferrocene

B

1,2,3,4,5-pentabromoferrocene
1145715-26-9

1,2,3,4,5-pentabromoferrocene

Conditions
ConditionsYield
With lithium tetramethylpiperidinide In tetrahydrofuran; hexane Schlenk techniques used under N2 or Ar, THF soln. of 4 (6.34 mmol) addedto freshly prepd. (from hexane soln. of nBuLi (15.8 mmol) and TMP (15.8 mmol) in THF) soln. of LiTMP and stirred for 3 h at -30°C, C2H2B r4 (15.8 mmol) added at -70°C; alloed to warm to room temp. for 18 h, H2O added, extracted with Et2O, dried over MgSO4, filtered, solvent removed under vac., recrystd. from petroleum ether/Et2O at 4°C; elem. anal.;A 44%
B 18%
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

2,3,4-triferrocenylthiophene

2,3,4-triferrocenylthiophene

2-bromo-3,4,5-triferrocenylthiophene
1362991-84-1

2-bromo-3,4,5-triferrocenylthiophene

Conditions
ConditionsYield
With n-butyllithium In tetrahydrofuran; hexane (under Ar, Schlenk); Fe-complex dissolved in THF, cooled to -40°C, Li-salt in hexane added dropwise, warmed to -25°C for 35 min, cooled to -40°C, ligand added, warmed to ambient temp., stirred for 3 h; volatiles removed, alumina column chromy. with hexane:toluene 3:1, collected, solvent evapd., crystd. from n-hexane/toluene 5:1; elem. anal.;40%
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

1,1'-dibromoferrocene
1293-65-8

1,1'-dibromoferrocene

A

ferrocene
102-54-5

ferrocene

B

1,2-dibromoferrocene
238413-86-0

1,2-dibromoferrocene

Conditions
ConditionsYield
With tetramethylpiperidine; n-butyl lithium In tetrahydrofuran; hexane Schlenk techniques used under N2 or Ar, THF soln. of (BrC5H4)2Fe (25.0 mmol) treated at -70°C with soln. of nBuLi (25.0 mmol), after 30 min TMP (25.0 mmol) added, stirred for 3 h at -30--40°C, C2H2Br4 (25.0 mmol) added at -70°C; allowed to warm to ambient temp. for >18 h, H2O added, aq. phase separated, extracted with Et2O, dried over MgSO4, evaporated, chromd. (neutral alumina, hexane), FcH removed by sublimation; NMR;A n/a
B 36%
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

5-bromo-2,9-di(undecan-6-yl)anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetraone
1309387-42-5

5-bromo-2,9-di(undecan-6-yl)anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetraone

helical PDI
1610377-74-6

helical PDI

Conditions
ConditionsYield
With potassium acetate; palladium diacetate; potassium hydrogencarbonate In 1,4-dioxane; isopropyl alcohol at 110℃; for 10h; Schlenk technique; Inert atmosphere; Sealed tube;30%
NH-pyrazole
288-13-1

NH-pyrazole

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

A

1,1,2,2-tetrakis(1H-pyrazol-1-yl)ethane

1,1,2,2-tetrakis(1H-pyrazol-1-yl)ethane

B

1,1,2-tris(pyrazol-1-yl)ethene

1,1,2-tris(pyrazol-1-yl)ethene

C

(Z)-1,2-bis(1H-pyrazol-1-yl)ethylene
1313194-68-1

(Z)-1,2-bis(1H-pyrazol-1-yl)ethylene

D

1,1-bis(pyrazol-1-yl)-2-bromoethene
1313194-72-7

1,1-bis(pyrazol-1-yl)-2-bromoethene

Conditions
ConditionsYield
Stage #1: NH-pyrazole With potassium hydroxide In dimethyl sulfoxide at 80℃; for 0.5h;
Stage #2: 1,1,2,2-tetrabromoethane In dimethyl sulfoxide at 80℃; for 24h;
A 22%
B n/a
C n/a
D n/a
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

bromoferrocene
1273-73-0

bromoferrocene

1,2-dibromoferrocene
238413-86-0

1,2-dibromoferrocene

A

1,2,3-tribromoferrocene
1145715-22-5

1,2,3-tribromoferrocene

B

1,2,3,4-tetrabromoferrocene

1,2,3,4-tetrabromoferrocene

Conditions
ConditionsYield
With lithium tetramethylpiperidinide In tetrahydrofuran Schlenk techniques used under N2 or Ar, THF soln. of mixt. (12.0 mmol) of 1 (52%) and 2 (48%) added to LiTMP (6.00 mmol) in THF and stirred for 4 h at -30°C, C2H2Br4 (6.09 mmol) added at -78°C, allowed to warm to room temp. for >16 h; quenched with H2O, extracted with CH2Cl2, organic layer washed with H2O,dried over MgSO4, solvent removed under vac., chromd. (neutral alumina, hexane); not isolated, detected by NMR;A 18%
B 7%
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

bromoferrocene
1273-73-0

bromoferrocene

A

1,2-dibromoferrocene
238413-86-0

1,2-dibromoferrocene

B

1,2,3,4,5-pentabromoferrocene
1145715-26-9

1,2,3,4,5-pentabromoferrocene

Conditions
ConditionsYield
With lithium tetramethylpiperidinide In tetrahydrofuran Schlenk techniques used under N2 or Ar, THF soln. of 1 (4.76 mmol) addedto LiTMP (47.5 mmol) in THF and stirred for 5 h at -30°C, C2H2Br 4 (47.5 mmol) added at -78°C, allowed to warm to room temp. for >16 h; quenched with H2O, extracted with CH2Cl2, organic layer washed with aq. 1M HCl and H2O, dried over MgSO4, solvent removed under vac., chromd. (neutral alumina, hexane), concentrated, allowed to stand at 5°C for 16 h; elem.anal., XRD;A n/a
B 11%
pyridine
110-86-1

pyridine

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

Pyridine hydrobromide
18820-82-1

Pyridine hydrobromide

Conditions
ConditionsYield
With diethyl ether Irradiation.mit Sonnenlicht;
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

diethyl ether
60-29-7

diethyl ether

sodium ethanolate
141-52-6

sodium ethanolate

1,1,2-tribromoethylene
598-16-3

1,1,2-tribromoethylene

1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

ethanol
64-17-5

ethanol

potassium acetate
127-08-2

potassium acetate

1,1,2-tribromoethylene
598-16-3

1,1,2-tribromoethylene

Conditions
ConditionsYield
at 120 - 140℃;
1,1,2,2-tetrabromoethane
79-27-6

1,1,2,2-tetrabromoethane

ethanol
64-17-5

ethanol

sodium trithiocarbonate
534-18-9

sodium trithiocarbonate

cis+trans-dibromoethylene
540-49-8

cis+trans-dibromoethylene

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