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Hebei Nengqian Chemical Import and Export Co., LTD

Our advantages: 1. High quality and competitive price: 1) Standard: BP/USP/EP/ enterprise standard 2) All purity ≥99% 3) We are manufacturers and can provide high quality products at factory prices. 2. Fast and safe delivery 1) The package c

Telluracyclopentadiene CAS: 288-08-4

Cas:288-08-4

Min.Order:1 Kilogram

FOB Price: $5.0 / 10.0

Type:Trading Company

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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 according to the contract research and development services for the fine chemicals, ph

Tellurophene

Cas:288-08-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

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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

Tellurophene 288-08-4

Cas:288-08-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Qingdao Beluga Import and Export Co., LTD

Telluracyclopentadiene CAS:288-08-4 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

Telluracyclopentadiene CAS:288-08-4

Cas:288-08-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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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

Tellurophene

Cas:288-08-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Triumph International Development Limilted

Appearance:off-white to white solid Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for Synthesis API and Research Transportation:As customer request Port:Qingda

Tellurophene 288-08-4

Cas:288-08-4

Min.Order:1 Kilogram

FOB Price: $1.0 / 10.0

Type:Lab/Research institutions

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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

Telluracyclopentadiene

Cas:288-08-4

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

Tellurophene

Cas:288-08-4

Min.Order:0

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

Tellurophene

Cas:288-08-4

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

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TaiChem Taizhou Limited

Established in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site

Telluracyclopentadiene

Cas:288-08-4

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

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Jiangsu Qianyu Molecular Technology Co., LTD.

Our Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an

Buy Top Purity Telluracyclopentadiene

Cas:288-08-4

Min.Order:0

Negotiable

Type:Trading Company

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TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

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

Telluracyclopentadiene

Cas:288-08-4

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

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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

Telluracyclopentadiene

Cas:288-08-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Golden Pharma Co., Limited

GOLDEN PHARMA CO.,LIMITED.is a professional pharmaceutical company,our team have more than 20years expereince in pharmaceutical production and sales. we are a professional technical enterprise specializing in the R & D, production,QA regulation

Telluracyclopentadiene

Cas:288-08-4

Min.Order:1 Kilogram

Negotiable

Type:Other

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Hebei Mojin Biotechnology Co.,Ltd

1, High quality with competitive price:2, Fast and safe delivery3.Excellent pre-sales and after-sales service4. Well-trained and professional technologist and sales with rich experience in the field for 5-10 yearsAppearance:see detailed specification

Tellurophene

Cas:288-08-4

Min.Order:0

Negotiable

Type:Trading Company

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Win-Win chemical Co.Ltd

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

Tellurophene cas no. 288-08-4 98%

Cas:288-08-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

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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

Tellurophene

Cas:288-08-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Wuxi TAA Chemical Industry Co.,LTD.

1.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of index have reached or exceeded domestic and international standards.2. Now we have established long-term stable re

Tellurophene

Cas:288-08-4

Min.Order:0

Negotiable

Type:Other

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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.

Tellurophene

Cas:288-08-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

Telluracyclopentadiene

Cas:288-08-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Wuhan Circle Star Chem-medical 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 highly qualified in

Telluracyclopentadiene

Cas:288-08-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

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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

Tellurophene

Cas:288-08-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

DB BIOTECH CO., LTD

best seller Application:API

Telluracyclopentadiene

Cas:288-08-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

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

Tellurophene

Cas:288-08-4

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

Telluracyclopentadiene

Cas:288-08-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Changzhou Helios Biomedical Science and Technology Co.,LTD.

Changzhou Helios Biochemical Co., Ltd is a leading manufacturer and supplier for medical intermediates and pesticide intermediates . We specialize in custom synthesis of benzene ring, pyridine and pyrimidine derivatives to help customers to accelerat

Telluracyclopentadiene

Cas:288-08-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Terui OP New Material Technology Co., Ltd.

The factory supplies Application:manufacturing supplies

Tellurophene

Cas:288-08-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hebei Muhuang Technology Co., Ltd

best seller Application:API

Telluracyclopentadiene

Cas:288-08-4

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

Telluracyclopentadiene

Cas:288-08-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

NUTROCHEM- MANUFACTURE PLACE

best seller Application:API

Telluracyclopentadiene

Cas:288-08-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

acetylene
74-86-2

acetylene

A

Tellurophen
288-08-4

Tellurophen

B

2-vinyloxy-1,3-butadiene
57796-76-6

2-vinyloxy-1,3-butadiene

C

divinyltellane
63000-06-6

divinyltellane

Conditions
ConditionsYield
With N,N,N,N,N,N-hexamethylphosphoric triamide; potassium hydroxide; tellurium In water at 105 - 115℃; under 15 Torr; for 10h;A 3%
B 4%
C 45%
With N,N,N,N,N,N-hexamethylphosphoric triamide; potassium hydroxide; tellurium; water at 105 - 115℃; under 11400 Torr; for 10h; Product distribution; Mechanism; various concentration of KOH; various water concentrations; addition of SnCl2;
1,4-Dichloro-2-butyne
821-10-3

1,4-Dichloro-2-butyne

Tellurophen
288-08-4

Tellurophen

Conditions
ConditionsYield
With tellurium; sodium tetrahydroborate; potassium hydroxide In 1,4-dioxane; water Inert atmosphere; Cooling with ice;44%
Butadiyne
460-12-8

Butadiyne

Tellurophen
288-08-4

Tellurophen

Conditions
ConditionsYield
With methanol; disodium telluride
With tellurium; sodium tetrahydroborate; water In methanol for 2h;6.42 g
With tellurium; sodium tetrahydroborate In water Cooling with ice;5.6 g
With tellurium; sodium tetrahydroborate In ethanol for 2h; Inert atmosphere;
With disodium telluride
acetylene
74-86-2

acetylene

Tellurophen
288-08-4

Tellurophen

Conditions
ConditionsYield
With aluminum oxide; aluminum telluride
2,3-Dihydro-tellurophen-3-ol

2,3-Dihydro-tellurophen-3-ol

Tellurophen
288-08-4

Tellurophen

Conditions
ConditionsYield
In ethanol; acetic acid for 2h; Heating; Yield given;
(1Z,3Z)-1,4-Bis-butyltellanyl-buta-1,3-diene
189068-22-2

(1Z,3Z)-1,4-Bis-butyltellanyl-buta-1,3-diene

A

Tellurophen
288-08-4

Tellurophen

B

dibutyl telluride
38788-38-4

dibutyl telluride

Conditions
ConditionsYield
With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.25h; Title compound not separated from byproducts;
1,1-dibromotellurophene
13129-89-0

1,1-dibromotellurophene

Tellurophen
288-08-4

Tellurophen

Conditions
ConditionsYield
With water; potassium carbonate; sodium hydrogensulfite for 0.333333h;5.0 g
Tellurophen
288-08-4

Tellurophen

phenylmagnesium bromide

phenylmagnesium bromide

(1Z,3Z)-1,4-diphenylbuta-1,3-diene
5807-76-1

(1Z,3Z)-1,4-diphenylbuta-1,3-diene

Conditions
ConditionsYield
bis(triphenylphosphine)nickel(II) chloride In benzene for 2h; Heating;88%
Tellurophen
288-08-4

Tellurophen

p-nitrobenzene iodide
636-98-6

p-nitrobenzene iodide

2-(4-nitrophenyl)tellurophene
1200687-96-2

2-(4-nitrophenyl)tellurophene

Conditions
ConditionsYield
Stage #1: Tellurophen With tributyltin chloride In diethyl ether at 20℃; Inert atmosphere;
Stage #2: With n-butyllithium In diethyl ether; hexane at 20℃; for 0.75h;
Stage #3: p-nitrobenzene iodide With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); cesium fluoride In N,N-dimethyl-formamide at 50 - 60℃; Stille coupling; Inert atmosphere;
88%
Tellurophen
288-08-4

Tellurophen

4-iodobenzonitrile
3058-39-7

4-iodobenzonitrile

2,5-bis(4-cyanophenyl)tellurophene
1200687-97-3

2,5-bis(4-cyanophenyl)tellurophene

Conditions
ConditionsYield
Stage #1: Tellurophen With sec-pentyllithium; N,N,N,N,-tetramethylethylenediamine In hexane; cyclohexane for 0.75h; Inert atmosphere; Reflux;
Stage #2: With trimethyltin(IV)chloride In hexane; cyclohexane at 20℃;
Stage #3: 4-iodobenzonitrile With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); cesium fluoride In N,N-dimethyl-formamide at 50 - 60℃; for 16h; Stille coupling; Inert atmosphere;
88%
Tellurophen
288-08-4

Tellurophen

dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer

dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer

silver trifluoromethanesulfonate
2923-28-6

silver trifluoromethanesulfonate

Rh(C5(CH3)5)(C4H4Te)(2+)*2O3SCF3(1-) = [Rh(C5(CH3)5)(C4H4Te)](O3SCF3)2

Rh(C5(CH3)5)(C4H4Te)(2+)*2O3SCF3(1-) = [Rh(C5(CH3)5)(C4H4Te)](O3SCF3)2

Conditions
ConditionsYield
In acetone byproducts: AgCl; (argon); addn. of the Ag salt in acetone to a suspn. of the Rh complex and the Te compd. in acetone, stirring (2 h); filtration (Celite), concn. (vac.), pptn. with CHCl3; elem. anal.;86%
Tellurophen
288-08-4

Tellurophen

trimethyltin(IV)chloride
1066-45-1

trimethyltin(IV)chloride

2,5-bis-(trimethylstannyl)tellurophene
1200687-93-9

2,5-bis-(trimethylstannyl)tellurophene

Conditions
ConditionsYield
Stage #1: Tellurophen With N,N,N,N,-tetramethylethylenediamine; sec.-butyllithium In hexane; cyclohexane at 0℃; for 0.75h; Reflux;
Stage #2: trimethyltin(IV)chloride In hexane; cyclohexane at 0 - 20℃;
68%
Tellurophen
288-08-4

Tellurophen

p-nitrobenzene iodide
636-98-6

p-nitrobenzene iodide

2,5-bis(4-nitrophenyl)tellurophene
1200687-99-5

2,5-bis(4-nitrophenyl)tellurophene

Conditions
ConditionsYield
Stage #1: Tellurophen With sec-pentyllithium; N,N,N,N,-tetramethylethylenediamine In hexane; cyclohexane for 0.75h; Inert atmosphere; Reflux;
Stage #2: With trimethyltin(IV)chloride In hexane; cyclohexane at 20℃;
Stage #3: p-nitrobenzene iodide With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); cesium fluoride In N,N-dimethyl-formamide at 50 - 60℃; for 16h; Stille coupling; Inert atmosphere;
67%
Tellurophen
288-08-4

Tellurophen

n-butyl magnesium bromide
693-03-8

n-butyl magnesium bromide

A

(5Z,7Z)-5,7-dodecadiene
6108-62-9

(5Z,7Z)-5,7-dodecadiene

B

((1E,3E)-octa-1,3-dien-1-yl)benzene
39491-69-5

((1E,3E)-octa-1,3-dien-1-yl)benzene

C

(1Z,3Z)-1-phenyl-1,3-octadiene
39491-67-3

(1Z,3Z)-1-phenyl-1,3-octadiene

Conditions
ConditionsYield
1,3-bis[(diphenylphosphino)propane]dichloronickel(II) In benzene for 6h; Heating;A 66%
B n/a
C n/a
Tellurophen
288-08-4

Tellurophen

triiron dodecarbonyl
17685-52-8

triiron dodecarbonyl

A

Fe2(CO)6(HCCHCHCH)
129036-04-0, 108034-90-8

Fe2(CO)6(HCCHCHCH)

B

[C4H4Fe2Te(CO)6]

[C4H4Fe2Te(CO)6]

Conditions
ConditionsYield
In n-heptane (argon); reflux with stirring (45 min); solvent removal (vac.), chromy. (SiO2; pentane), recrystn. (boiling heptane); elem. anal.;A n/a
B 66%
Tellurophen
288-08-4

Tellurophen

benzophenone
119-61-9

benzophenone

2,5-bis[(α-hydroxy-α,α-diphenyl)methyl]tellurophene

2,5-bis[(α-hydroxy-α,α-diphenyl)methyl]tellurophene

Conditions
ConditionsYield
Stage #1: Tellurophen With N,N,N,N,-tetramethylethylenediamine; sec.-butyllithium In hexane; cyclohexane at 0℃; for 0.75h; Inert atmosphere; Reflux;
Stage #2: benzophenone In tetrahydrofuran; hexane; cyclohexane at 0 - 20℃; Inert atmosphere;
65%
Tellurophen
288-08-4

Tellurophen

2-bromotellurophene
59163-67-6

2-bromotellurophene

Conditions
ConditionsYield
Stage #1: Tellurophen With n-butyllithium In diethyl ether; hexane at 20℃; for 0.5h; Metallation;
Stage #2: With 1,2-dibromo-1,1,2,2-tetrachloroethane at -78 - 20℃; for 3h; Bromination;
64%
With n-butyllithium; 1,2-dibromo-1,1,2,2-tetrachloroethane 1.) ether, -20 deg C; RT, 45 min, 2.) ether, -60 deg C, 3 h; Yield given. Multistep reaction;
Tellurophen
288-08-4

Tellurophen

4-iodobenzonitrile
3058-39-7

4-iodobenzonitrile

2-(4-cyanophenyl)tellurophene
1200687-94-0

2-(4-cyanophenyl)tellurophene

Conditions
ConditionsYield
Stage #1: Tellurophen With tributyltin chloride In diethyl ether at 20℃; Inert atmosphere;
Stage #2: With n-butyllithium In diethyl ether; hexane at 20℃; for 0.75h;
Stage #3: 4-iodobenzonitrile With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); cesium fluoride In N,N-dimethyl-formamide at 50 - 60℃; Stille coupling; Inert atmosphere;
64%
Tellurophen
288-08-4

Tellurophen

para-iodoanisole
696-62-8

para-iodoanisole

2-(4-methoxyphenyl)tellurophene
75073-61-9

2-(4-methoxyphenyl)tellurophene

Conditions
ConditionsYield
Stage #1: Tellurophen With tributyltin chloride In diethyl ether at 20℃; Inert atmosphere;
Stage #2: With n-butyllithium In diethyl ether; hexane at 20℃; for 0.75h;
Stage #3: para-iodoanisole With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); cesium fluoride In N,N-dimethyl-formamide at 50 - 60℃; Stille coupling; Inert atmosphere;
63%
Tellurophen
288-08-4

Tellurophen

4-tolyl iodide
624-31-7

4-tolyl iodide

2-(4-methylphenyl)tellurophene
1200687-95-1

2-(4-methylphenyl)tellurophene

Conditions
ConditionsYield
Stage #1: Tellurophen With tributyltin chloride In diethyl ether at 20℃; Inert atmosphere;
Stage #2: With n-butyllithium In diethyl ether; hexane at 20℃; for 0.75h;
Stage #3: 4-tolyl iodide With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); cesium fluoride In N,N-dimethyl-formamide at 50 - 60℃; Stille coupling; Inert atmosphere;
62%
Tellurophen
288-08-4

Tellurophen

iodobenzene
591-50-4

iodobenzene

2-phenyltellurophene

2-phenyltellurophene

Conditions
ConditionsYield
Stage #1: Tellurophen With tributyltin chloride In diethyl ether at 20℃; Inert atmosphere;
Stage #2: With n-butyllithium In diethyl ether; hexane at 20℃; for 0.75h;
Stage #3: iodobenzene With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); cesium fluoride In N,N-dimethyl-formamide at 50 - 60℃; Stille coupling; Inert atmosphere;
61%
Tellurophen
288-08-4

Tellurophen

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

N,N-dimethyl-formamide

tellurophene-2-carbaldehyde
35273-64-4

tellurophene-2-carbaldehyde

Conditions
ConditionsYield
Stage #1: Tellurophen With n-butyllithium In diethyl ether; hexane at 0 - 50℃; for 4.5h;
Stage #2: N,N-dimethyl-formamide In diethyl ether; hexane at -50 - 20℃;
57.7%
Tellurophen
288-08-4

Tellurophen

n-butyl magnesium bromide
693-03-8

n-butyl magnesium bromide

1,3-bis(di-p-tolylphosphino)propanenickel dichloride

1,3-bis(di-p-tolylphosphino)propanenickel dichloride

A

(5Z,7Z)-5,7-dodecadiene
6108-62-9

(5Z,7Z)-5,7-dodecadiene

B

1-Methyl-4-((1Z,3Z)-octa-1,3-dienyl)-benzene

1-Methyl-4-((1Z,3Z)-octa-1,3-dienyl)-benzene

Conditions
ConditionsYield
In benzene Heating;A 56%
B 6%
Tellurophen
288-08-4

Tellurophen

4-tolyl iodide
624-31-7

4-tolyl iodide

2,5-bis(4-methylphenyl)tellurophene
1200687-98-4

2,5-bis(4-methylphenyl)tellurophene

Conditions
ConditionsYield
Stage #1: Tellurophen With sec-pentyllithium; N,N,N,N,-tetramethylethylenediamine In hexane; cyclohexane for 0.75h; Inert atmosphere; Reflux;
Stage #2: With trimethyltin(IV)chloride In hexane; cyclohexane at 20℃;
Stage #3: 4-tolyl iodide With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); cesium fluoride In N,N-dimethyl-formamide at 50 - 60℃; for 16h; Stille coupling; Inert atmosphere;
47%
Tellurophen
288-08-4

Tellurophen

1,1-dibromotellurophene
13129-89-0

1,1-dibromotellurophene

Conditions
ConditionsYield
With bromine In methanol45%
Tellurophen
288-08-4

Tellurophen

triiron dodecarbonyl
17685-52-8

triiron dodecarbonyl

A

Iron-Tellurium

Iron-Tellurium

B

Fe2(CO)6(HCCHCHCH)
129036-04-0, 108034-90-8

Fe2(CO)6(HCCHCHCH)

Conditions
ConditionsYield
In n-heptane (argon); reflux with stirring (2.5 h); filtration, solvent removal (vac.); elem. anal.;A n/a
B 45%
Tellurophen
288-08-4

Tellurophen

iodobenzene
591-50-4

iodobenzene

2,5-bis-(phenyl)tellurophene
19477-77-1

2,5-bis-(phenyl)tellurophene

Conditions
ConditionsYield
Stage #1: Tellurophen With sec-pentyllithium; N,N,N,N,-tetramethylethylenediamine In hexane; cyclohexane for 0.75h; Inert atmosphere; Reflux;
Stage #2: With trimethyltin(IV)chloride In hexane; cyclohexane at 20℃;
Stage #3: iodobenzene With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); cesium fluoride In N,N-dimethyl-formamide at 50 - 60℃; for 16h; Stille coupling; Inert atmosphere;
42%
Tellurophen
288-08-4

Tellurophen

para-iodoanisole
696-62-8

para-iodoanisole

2,5-bis(4-methoxyphenyl)tellurophene
219540-20-2

2,5-bis(4-methoxyphenyl)tellurophene

Conditions
ConditionsYield
Stage #1: Tellurophen With sec-pentyllithium; N,N,N,N,-tetramethylethylenediamine In hexane; cyclohexane for 0.75h; Inert atmosphere; Reflux;
Stage #2: With trimethyltin(IV)chloride In hexane; cyclohexane at 20℃;
Stage #3: para-iodoanisole With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); cesium fluoride In N,N-dimethyl-formamide at 50 - 60℃; for 16h; Stille coupling; Inert atmosphere;
42%
Tellurophen
288-08-4

Tellurophen

Ru3(CO)10(acetonitrile)2
103257-53-0

Ru3(CO)10(acetonitrile)2

Ru2(CO)6(C4H4)

Ru2(CO)6(C4H4)

Conditions
ConditionsYield
In dichloromethane stirred at room temp. for 10 min.;; removal of the solvent and TCL of the residue (SiO2; eluant: pentane);;40%
Tellurophen
288-08-4

Tellurophen

2,2'-bitellurophene

2,2'-bitellurophene

Conditions
ConditionsYield
Stage #1: With n-butyllithium In diethyl ether; hexane at 20℃; for 0.5h; Metallation;
Stage #2: Tellurophen With copper dichloride In diethyl ether; hexane at -78℃; for 3h; Dimerization;
39%
Stage #1: Tellurophen With tert.-butyl lithium In tetrahydrofuran; pentane at -78 - 20℃; Inert atmosphere;
Stage #2: With copper dichloride In tetrahydrofuran; pentane at 20℃; Inert atmosphere;
30%
With n-butyllithium; copper dichloride 1.) ether, -20 deg C; RT, 45 min, 2.) ether, -70 deg C; RT, 1 d; Yield given. Multistep reaction;
With n-butyllithium; copper(l) chloride 1.) Et2O, hexane, RT, 45 min, 2.) Et2O, hexane, RT, overnight; Yield given; Multistep reaction;
Tellurophen
288-08-4

Tellurophen

bis(acetonitrile)decacarbonyltriosmium
61817-93-4, 146143-79-5, 871132-66-0

bis(acetonitrile)decacarbonyltriosmium

Os3(CO)10(C4H4Te)

Os3(CO)10(C4H4Te)

Conditions
ConditionsYield
In dichloromethane at room temp. the reaction mixt. was stirred for 30 min; sepd. by TLC;38%
Tellurophen
288-08-4

Tellurophen

bis(acetonitrile)decacarbonyltriosmium
61817-93-4, 146143-79-5, 871132-66-0

bis(acetonitrile)decacarbonyltriosmium

{Os3(μ-C4H4Te)(CO)10}

{Os3(μ-C4H4Te)(CO)10}

Conditions
ConditionsYield
In cyclohexane The bis-acetonitrile-complex reacts with tellurophene in refluxing cyclohexane for 20 min.;35%
Tellurophen
288-08-4

Tellurophen

triiron dodecarbonyl
17685-52-8

triiron dodecarbonyl

Fe2(CO)6(C4H4)

Fe2(CO)6(C4H4)

Conditions
ConditionsYield
In cyclohexane refluxed;; removal of the solvent under reduced pressure sepd. by TLC (SiO2; eluant petroleum ether);;25%
Tellurophen
288-08-4

Tellurophen

2,5-dibromotellurophene

2,5-dibromotellurophene

Conditions
ConditionsYield
Stage #1: Tellurophen With N,N,N,N,-tetramethylethylenediamine; sec.-butyllithium In hexane; cyclohexane at 0 - 65℃; for 0.75h; Inert atmosphere;
Stage #2: With 1,2-dibromo-1,1,2,2-tetrachloroethane In diethyl ether; hexane; cyclohexane at -78 - 20℃; Inert atmosphere;
25%
Tellurophen
288-08-4

Tellurophen

2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
61676-62-8

2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

2,5-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolane)tellurophene

2,5-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolane)tellurophene

Conditions
ConditionsYield
Stage #1: Tellurophen With N,N,N,N,-tetramethylethylenediamine; sec.-butyllithium In hexane; cyclohexane at 0℃; for 0.75h; Inert atmosphere; Reflux;
Stage #2: 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane In hexane; cyclohexane at 0 - 20℃; Inert atmosphere;
20%

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