Products

Refine

Country

Business Type

Certificate

Display

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

Silicon tetrabromide

Cas:7789-66-4

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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

Silicon tetrabromide

Cas:7789-66-4

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

Top Purity CAS 7789-66-4 with fast shipping

Cas:7789-66-4

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

Silane, tetrabromo-

Cas:7789-66-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

SILICON TETRABROMIDE CAS:7789-66-4 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 inte

SILICON TETRABROMIDE CAS:7789-66-4

Cas:7789-66-4

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

Silane, tetrabromo-

Cas:7789-66-4

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

Silane, tetrabromo-

Cas:7789-66-4

Min.Order:0

Negotiable

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 Silicon(IV)bromide

Cas:7789-66-4

Min.Order:0 Metric Ton

Negotiable

Type:Other

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

Silane, tetrabromo-

Cas:7789-66-4

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

Silicon(IV) bromide

Cas:7789-66-4

Min.Order:10 Gram

FOB Price: $100.0

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

Silicon Tetrabromide

Cas:7789-66-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Kono Chem Co.,Ltd

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

Silicon(IV)bromide

Cas:7789-66-4

Min.Order:0

Negotiable

Type:Other

inquiry

Henan Allgreen Chemical Co.,Ltd

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

2-Amino-1-(2-naphthyl)-1-ethanol

Cas:7789-66-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

SILICON TETRABROMIDE

Cas:7789-66-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

Good quantity Storage:R.T. Package:as per buyers Application:Reagent Transportation:by air/sea

Silicon(IV) bromide (tetrabromosilane)

Cas:7789-66-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

Silane, tetrabromo-

Cas:7789-66-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Ocean Chemical Co., Ltd.

Ocean inorganic department is a professional supplier and exporter engaging in inorganic chemical materials and metal organic compounds. Over the past years, our company is committed to improving the product quality and developing new products, in or

Silicon Bromide

Cas:7789-66-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

DB BIOTECH CO., LTD

best seller Application:API

SILICON TETRABROMIDE

Cas:7789-66-4

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

SILICON TETRABROMIDE

Cas:7789-66-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Quanhe Biotechnology Co. LTD

1. Timely and efficient service to ensure communication with customers2. Produce products of different specifications and sizes according to your requirements.3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures sta

SILICON TETRABROMIDE

Cas:7789-66-4

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

TETRABROMOSILANE

Cas:7789-66-4

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

7789-66-4

Cas:7789-66-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hebei Muhuang Technology Co., Ltd

best seller Application:API

SILICON TETRABROMIDE

Cas:7789-66-4

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

SILICON TETRABROMIDE

Cas:7789-66-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Beantown Chemical

in stock Application:7789-66-4

Silicon(IV) bromide

Cas:7789-66-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hebei Ruishun Trade Co.,Ltd

Hebei ruishun trade co.,ltd, registered capital one million,have a production of pharmaceutical raw materials, pharmaceutical raw materials factory reagent r&d center,seek development by credit reputation.our products have a large price advanta

Silicon(IV) bromide

Cas:7789-66-4

Min.Order:10 Gram

FOB Price: $0.9 / 1.2

Type:Trading Company

inquiry

Cerametek Materials(ShenZhen)Co., Ltd.

sub/micron to mesh powders (near/spheres, whiskers, flake, fiber, porous) and grain/ball, thin/ thick metal / alloys pieces / parts, thin and thick (particle) film materials /target, and custom-made crystals, substrates/parts. In the industries and a

Silicon bromide

Cas:7789-66-4

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou Share Chemical Co., Ltd

At Share Chemical Company, we scrupulously abide by our policy of “Excellent Quality at a Reasonable Price”. We strive to satisfy all of our customers by providing the finest quality products supported by the finest in customer servi

Silicon(IV) br

Cas:7789-66-4

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Shanghai united Scientific Co.,Ltd.

United Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat

Silane, tetrabromo-

Cas:7789-66-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Chemlab New Materials Co., Ltd.

With certain technical reserves, high quality, preferential price and excellent service The company independently develops and designs new products with rich product lines. The company has set up a professional R & D team to constantly overcome

Tetrabromide Silicon

Cas:7789-66-4

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

phenyltribromosilane
10581-00-7

phenyltribromosilane

hydrogen bromide
10035-10-6, 12258-64-9

hydrogen bromide

tetrabromosilane
7789-66-4

tetrabromosilane

Conditions
ConditionsYield
With aluminum tri-bromide In benzene byproducts: PhH; 12 h, room temp.; 5-6 h, 70°C; distn.;99.4%
silicon
7440-21-3

silicon

A

Diphenyldibromsilan
4072-00-8

Diphenyldibromsilan

B

phenyltribromosilane
10581-00-7

phenyltribromosilane

C

tetrabromosilane
7789-66-4

tetrabromosilane

Conditions
ConditionsYield
With C6H5Br; copper In neat (no solvent) Si-Cu (8:2) and C6H5Br at about 420°C;;A 27%
B 42%
C 13%
tetrachlorosilane
10026-04-7, 53609-55-5

tetrachlorosilane

hexabromobenzene
87-82-1

hexabromobenzene

A

tetrabromosilane
7789-66-4

tetrabromosilane

B

dibromo dichlorosilane
13465-75-3

dibromo dichlorosilane

C

bromo trichloro silane
13465-74-2

bromo trichloro silane

D

chloro tribromo silane
13465-76-4

chloro tribromo silane

Conditions
ConditionsYield
In gas High Pressure; reagents added to tube in dry ice bath, sealed in amts. to develop about 30-50 atm of pressure at 300°C, heated at 310-350°C for 1.5-69 h; analyzed by GLC;
silver(I) bromide

silver(I) bromide

silicon
7440-21-3

silicon

tetrabromosilane
7789-66-4

tetrabromosilane

Conditions
ConditionsYield
above m.p. of AgBr in vac.;
hydrogen bromide
10035-10-6, 12258-64-9

hydrogen bromide

silicon
7440-21-3

silicon

A

tribromosilane
7789-57-3

tribromosilane

B

tetrabromosilane
7789-66-4

tetrabromosilane

Conditions
ConditionsYield
340-360 °C;
340-360 °C;
In neat (no solvent) moderate heating of Si in a dry HBr stream;;
In neat (no solvent) heating of Si in a HBr stream below red heat;; fractional distillation;;
Cu(b),Si(10) (X%)

Cu(b),Si(10) (X%)

hydrogen bromide
10035-10-6, 12258-64-9

hydrogen bromide

A

tribromosilane
7789-57-3

tribromosilane

B

tetrabromosilane
7789-66-4

tetrabromosilane

carbonyl dibromide
593-95-3

carbonyl dibromide

tetrabromosilane
7789-66-4

tetrabromosilane

Conditions
ConditionsYield
In neat (no solvent) byproducts: Si2OBr6, bromine, carbon monoxide; >1000 K;
Cu(20),Si(80) (X%)

Cu(20),Si(80) (X%)

hydrogen bromide
10035-10-6, 12258-64-9

hydrogen bromide

A

tribromosilane
7789-57-3

tribromosilane

B

tetrabromosilane
7789-66-4

tetrabromosilane

bromo trichloro silane
13465-74-2

bromo trichloro silane

A

tetrachlorosilane
10026-04-7, 53609-55-5

tetrachlorosilane

B

tetrabromosilane
7789-66-4

tetrabromosilane

Conditions
ConditionsYield
In neat (no solvent) passing SiBrCl3 through a tube, heated at 600 °C;;
In neat (no solvent) passing SiBrCl3 through a tube, heated at 600 °C;;
bromo trichloro silane
13465-74-2

bromo trichloro silane

chloro tribromo silane
13465-76-4

chloro tribromo silane

A

tetrachlorosilane
10026-04-7, 53609-55-5

tetrachlorosilane

B

tetrabromosilane
7789-66-4

tetrabromosilane

Conditions
ConditionsYield
In neat (no solvent) passing a mixture of SiBrCl3 and SiBr3Cl through a tube, heated at 600 °C;;
In neat (no solvent) passing a mixture of SiBrCl3 and SiBr3Cl through a tube, heated at 600 °C;;
difluorosilylene
13966-66-0

difluorosilylene

bromine
7726-95-6

bromine

silicon tetrafluoride
7783-61-1

silicon tetrafluoride

A

bromotrifluorosilane
14049-39-9

bromotrifluorosilane

B

difluoro dibromosilane
14188-35-3

difluoro dibromosilane

C

fluoro tribromosilane
18356-67-7

fluoro tribromosilane

D

disilicon hexabromide
13517-13-0

disilicon hexabromide

E

tetrabromosilane
7789-66-4

tetrabromosilane

Conditions
ConditionsYield
In neat (no solvent) The halogen was co-condensed in a flask at -196°C with the mixt. of SiF4 and SiF2 emerging out of the reactor tube; further products;; warmed to room temp.; the volatile products were sepd. and detected by NMR and MS;;
bromine
7726-95-6

bromine

silicon
7440-21-3

silicon

tetrabromosilane
7789-66-4

tetrabromosilane

Conditions
ConditionsYield
In neat (no solvent) passing of a N2 stream with Br2 vapor over crystalline Si which is heated at 1000°C;; removal of Br2 by heating and shaking with Hg;;>99
In neat (no solvent) passing of a N2 stream with Br2 vapor over crystalline Si which is heated at 1000°C;; removal of Br2 by heating and shaking with Hg;;>99
In neat (no solvent) removal of Br2 by shaking with Hg; purification by fractional distillation;;
Inert atmosphere;
bromine
7726-95-6

bromine

chlorine
7782-50-5

chlorine

silicon
7440-21-3

silicon

A

tetrabromosilane
7789-66-4

tetrabromosilane

B

dibromo dichlorosilane
13465-75-3

dibromo dichlorosilane

C

bromo trichloro silane
13465-74-2

bromo trichloro silane

D

chloro tribromo silane
13465-76-4

chloro tribromo silane

Conditions
ConditionsYield
In neat (no solvent) passing a mixture of Cl2 and Br2 over metallic Si at 700°C;; fractional distillation;;
bromine
7726-95-6

bromine

silicon tetraiodide
13465-84-4

silicon tetraiodide

A

tribromo iodosilane
13536-76-0

tribromo iodosilane

B

tetrabromosilane
7789-66-4

tetrabromosilane

Conditions
ConditionsYield
In carbon disulfide
In neat (no solvent)
In carbon disulfide
bromine
7726-95-6

bromine

monosilane
7440-21-3

monosilane

A

tribromosilane
7789-57-3

tribromosilane

B

silyl bromide
14791-57-2

silyl bromide

C

dibromosilane
13768-94-0

dibromosilane

D

hydrogen bromide
10035-10-6, 12258-64-9

hydrogen bromide

E

tetrabromosilane
7789-66-4

tetrabromosilane

Conditions
ConditionsYield
In neat (no solvent) reaction of Br2 and excess SiH4; cooling;; fractionation;;
In neat (no solvent) reaction of Br2 and excess SiH4; cooling;; fractionation;;
Fe(b),Si(75) (X%)

Fe(b),Si(75) (X%)

bromine
7726-95-6

bromine

A

disilicon hexabromide
13517-13-0

disilicon hexabromide

B

tetrabromosilane
7789-66-4

tetrabromosilane

Conditions
ConditionsYield
In neat (no solvent) byproducts: HBr; heating of ferrosilicon with 25% Fe in a N2 stream with Br2 vapor in a porcelaine tube at 800-850°C;; removal of Br2 by shaking with Hg; isolation by fractional distillation and condensation in vacuum;;
bromine
7726-95-6

bromine

A

tetrabromosilane
7789-66-4

tetrabromosilane

B

chloro tribromo silane
13465-76-4

chloro tribromo silane

Conditions
ConditionsYield
With C In neat (no solvent) treatment of a mixture of SiO2 and C with crude Br2 at higher temp.;; fractionation;;
bromine
7726-95-6

bromine

tetrabromosilane
7789-66-4

tetrabromosilane

Conditions
ConditionsYield
With oil; Sucrose In neat (no solvent) passing of Br2 vapor over the mixture at glowing heat;; removal of Br2 by shaking with Hg; purification by distillation;;
With carbon monoxide In neat (no solvent) byproducts: carbon dioxide; addn. of SiO2, CO (22-28 kP) and Br2 (27-40 kP) into ampoule, reactn. at 837 K (24 h); detn. of SiBr4 after heating the evacuated ampoule at >1173 K;
With carbon monoxide In neat (no solvent) byproducts: carbon dioxide; addn. of SiO2, CO (22-28 kP) and Br2 (27-40 kP) into ampoule, reactn. at >1173 K (24 h); no detn. of COBr2 in vapour phase;
With C In neat (no solvent) passing of Br2 vapor over the mixture at glowing heat;; removal of Br2 by passing H2 through the crude bromide on heating; shaking with Hg and fractional distillation;;
With soot; sugar; oil In neat (no solvent) passing of Br2 vapor over the mixture at glowing heat;; removal of Br2 by shaking with Hg; purification by distillation;;
tribromosilane
7789-57-3

tribromosilane

A

tetrabromosilane
7789-66-4

tetrabromosilane

B

silicon
7440-21-3

silicon

Conditions
ConditionsYield
In neat (no solvent) byproducts: H2; decompn. above 700 °C;;
In neat (no solvent) byproducts: H2; decompn. above 700 °C;;
copper(I) bromide
7787-70-4

copper(I) bromide

silicon
7440-21-3

silicon

tetrabromosilane
7789-66-4

tetrabromosilane

Conditions
ConditionsYield
In neat (no solvent)
In neat (no solvent)
silica

silica

beryllium bromide

beryllium bromide

tetrabromosilane
7789-66-4

tetrabromosilane

Conditions
ConditionsYield
In neat (no solvent) byproducts: BeO; reaction of BeBr2 with quartz glass at high temp.;;
hydrogen bromide
10035-10-6, 12258-64-9

hydrogen bromide

silicon
7440-21-3

silicon

A

tribromosilane
7789-57-3

tribromosilane

B

silyl bromide
14791-57-2

silyl bromide

C

dibromosilane
13768-94-0

dibromosilane

D

tetrabromosilane
7789-66-4

tetrabromosilane

Conditions
ConditionsYield
In neat (no solvent)
In neat (no solvent) reaction of crystalline Si with gaseous HBr at 340-700 °C; yields depend on the reaction temperature;;A n/a
B <1
C n/a
D n/a
In neat (no solvent)
In neat (no solvent) reaction of crystalline Si with gaseous HBr at 340-700 °C; yields depend on the reaction temperature;;A n/a
B <1
C n/a
D n/a
hydrogen bromide
10035-10-6, 12258-64-9

hydrogen bromide

silicon
7440-21-3

silicon

A

silicon tribromide
13842-48-3

silicon tribromide

B

tetrabromosilane
7789-66-4

tetrabromosilane

Conditions
ConditionsYield
In neat (no solvent) reaction at temperatures between 340 und 360 °C;;
In neat (no solvent) reaction at temperatures between 340 und 360 °C;;
In neat (no solvent) reaction at temperatures between 340 und 360 °C;;

Hot Products

Post buying leads

About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia

Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog

©2008 LookChem.com,License: ICP

NO.:Zhejiang16009103

complaints:service@lookchem.com Desktop View