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Leshan Kairuida Photoelectric Technology Co., Ltd.

Product Introduction: 99.99% Tellurium dioxide powder (conductive silver paste, special for brightener) 1. Technical connection: anode slime of lead-zinc ore and copper ore – enrichment – electrolysis – Vacuum distillation –

tellurium dioxide

Cas:7446-07-3

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Lab/Research institutions

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Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem’s 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. DayangChem can provide different quantiti

High purity Tellurium dioxide 98% TOP1 supplier in China

Cas:7446-07-3

Min.Order:100 Gram

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Type:Lab/Research institutions

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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 Tellurium dioxide

Cas:7446-07-3

Min.Order:1

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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

Tellurium dioxide

Cas:7446-07-3

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

Tellurium dioxide Basic information Product Name: Tellurium dioxide Synonyms: TELLURIUM(IV) OXIDE;TELLURIUM OXIDE;TELLERIUM OXIDE;TELLURIUM(+4)OXIDE;Tellurium oxide (TeO2);telluriumoxide

TIANFU-CHEM CAS:7446-07-3 Tellurium dioxide

Cas:7446-07-3

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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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

Tellurium dioxide CAS:7446-07-3

Cas:7446-07-3

Min.Order:1 Kilogram

FOB Price: $5.0 / 10.0

Type:Trading Company

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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 7446-07-3 with competitive price

Cas:7446-07-3

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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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

Tellurium dioxide

Cas:7446-07-3

Min.Order:1 Gram

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Type:Lab/Research institutions

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Qingdao Beluga Import and Export Co., LTD

Tellurium dioxide CAS: 7446-07-3 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 interme

Tellurium dioxide CAS: 7446-07-3

Cas:7446-07-3

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

High purity Tellurium dioxide

Cas:7446-07-3

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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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

Tellurium dioxide

Cas:7446-07-3

Min.Order:0

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Type:Lab/Research institutions

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Wuhan Han Sheng New Material Technology Co.,Ltd

Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

Tellurium dioxide

Cas:7446-07-3

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

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Shanghai Massive Chemical Technology Co., Ltd.

Massive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and

Tellurium Dioxide/High quality/Best price

Cas:7446-07-3

Min.Order:1 Gram

FOB Price: $1.0

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

Tellurium dioxide

Cas:7446-07-3

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

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Hangzhou Ocean Chemical Co., Ltd.

1.High purity, like 99%, 99.9%, 99.95%, 99.99%, 99.999% 2.Quality control, test sample before shipping and keep sample for 3 years after shipping; 3. Prompt shipment with professional documents; 4. Packing as your r

Tellurium dioxide

Cas:7446-07-3

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Lab/Research institutions

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EAST CHEMSOURCES LIMITED

factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B

Tellurium dioxide

Cas:7446-07-3

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

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Hebei Mojin Biotechnology Co.,Ltd

Product Name: Tellurium dioxide Synonyms: TELLURIUM(IV) OXIDE;TELLERIUM OXIDE;TELLURIUM(+4)OXIDE;Tellurium oxide (TeO2);telluriumoxide(teo2);Tellurous acid an

Hot selling Tellurium dioxide With Top Grade

Cas:7446-07-3

Min.Order:1 Kilogram

FOB Price: $100.0

Type:Trading Company

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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

Tellurium dioxide

Cas:7446-07-3

Min.Order:1 Gram

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Type:Lab/Research institutions

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KAISA GROUP INC

1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer

Tellurium dioxide

Cas:7446-07-3

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

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Bluecrystal chem-union

We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp

Tellurium dioxide

Cas:7446-07-3

Min.Order:1 Metric Ton

FOB Price: $1.0

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

Cas no.7446-07-3 98% Tellurium dioxide

Cas:7446-07-3

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

tellurium dioxide

Cas:7446-07-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Shanghai Acmec Biochemical Technology Co., Ltd.

Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea

Acmec Tellurium dioxide 100g

Cas:7446-07-3

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

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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

Tellurium dioxide

Cas:7446-07-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

Tellurium dioxide

Cas:7446-07-3

Min.Order:0

Negotiable

Type:Manufacturers

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Hunan chemfish Pharmaceutical co.,Ltd

Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as:

Tellurium dioxide

Cas:7446-07-3

Min.Order:0 Metric Ton

Negotiable

Type:Trading Company

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Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages? High purity, all above 98.5%, no impurities after dissolution? We will test each batch to ensure quality? OEM and private brand services designed for free? Various cap colors available? We can also provide MT1 peptide powder2.

Tellurium dioxide

Cas:7446-07-3

Min.Order:0

Negotiable

Type:Trading Company

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Hubei Langyou International Trading Co., Ltd

Tellurium dioxide Application:Tellurium dioxide

Tellurium dioxide

Cas:7446-07-3

Min.Order:0

Negotiable

Type:Other

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Antimex Chemical Limied

Tellurium dioxide

Tellurium dioxide

Cas:7446-07-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

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DB BIOTECH CO., LTD

best seller Application:API

Tellurium dioxide

Cas:7446-07-3

Min.Order:0

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Synthetic route

tellurium dichloride
10025-71-5

tellurium dichloride

dinitrogen tetraoxide
10544-72-6

dinitrogen tetraoxide

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
In neat (no solvent) byproducts: NOCl; reaction of TeCl2 with liquid N2O4;;100%
tellurium trisulfide

tellurium trisulfide

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
With air In neat (no solvent) heating in air above 430°C; at 630.degree C complete conversion;;100%
tellurium

tellurium

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
In hydrogenchloride Electrochem. Process; anodic dissolution of Te in 6n HCl in a cell with ceramic diaphragma, neutralisation with aq. NH3;; pure;;98%
In hydrogenchloride byproducts: H6TeO6; Electrolysis; electrolysis in HCl acidic soln. at 25 °C with a Te-anode;;
With calcium oxide In neat (no solvent) byproducts: CaTeO3, Ca3TeO6; oxidation of Te in air in presence of CaO at 100-800°C;;
tellurium

tellurium

potassium nitrate

potassium nitrate

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
In melt Te and KNO3 were molten for 2 h at 400-430 °C (molar ratio 1/2-2.5), the melt was dissolved in aq. KOH(10%) forming K2TeO3 which was treated with HNO3;;97.5%
tellurium

tellurium

sodium nitrate
7631-99-4

sodium nitrate

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
In melt Te and NaNO3 were molten for 2 h at 400-430 °C (molar ratio 1/2-2.5), the melt was dissolved in aq. KOH(10%) forming K2TeO3 which was treated with HNO3;;97.5%
tellurium

tellurium

barium(II) nitrate

barium(II) nitrate

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
In melt byproducts: BaTeO3, Ba3TeO6; melting of a mixture of Te and anhydrous Ba(NO3)2 (in 10% excess) at temp. between 400 and 550°C; oxidation of Te starts at 345-400°C, at 650°C 65% TeO2 was formed;;65%
barium(II) chloride dihydrate
10361-37-2

barium(II) chloride dihydrate

ammonium chloride

ammonium chloride

orthotelluric acid
7803-68-1

orthotelluric acid

copper(II) oxide

copper(II) oxide

A

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

B

Cu2Te3O8

Cu2Te3O8

C

Ba2Cu4Te4O11Cl4

Ba2Cu4Te4O11Cl4

Conditions
ConditionsYield
In water molar ratio Ba:Cu:Te=1:2:2, excess 2 M aq. NH4Cl, sealed silica tube, 375°C, 5 d; collection (filtration), washing (water, Me2CO), hand sepn.;A n/a
B n/a
C 30%
sodium tellurate

sodium tellurate

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
With sulfur In neat (no solvent) reduction with S;;
cerium telluride

cerium telluride

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
With air In neat (no solvent) byproducts: CeO2; CeTe was heated in air;;
In neat (no solvent)
cerium telluride

cerium telluride

water
7732-18-5

water

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
In neat (no solvent) byproducts: Ce(OH)3; Te was heated in a stream of H2O vapor with ignition;;
In neat (no solvent)
potassium tellurite

potassium tellurite

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
In water pptn. from Na2TeO3-soln. with HNO3 at 100 °C and pH 3.5-4.0 at the end of the pptn.;; purity: 99.85-99.95%;;
In water air introducing;
In water air introducing;
potassium tellurite

potassium tellurite

A

tellurium

tellurium

B

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
With potassium hydroxide; hydrazine hydrate In water Kinetics; components soln. mixing (pH 9.3 (KOH), conct. temp. in range 18-80°C), pptn.; ppt. filtration off, washing (6% HNO3 to remove TeO2); chem. anal.;
2K(1+)*Te(NH)3(2-)=K2{Te(NH)3}

2K(1+)*Te(NH)3(2-)=K2{Te(NH)3}

water
7732-18-5

water

acetic acid
64-19-7

acetic acid

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
In not given hydrolysis of K2(Te(NH)3) (moistened with benzene) with acetic acid under exclusion of air forms TeO2*H2O; loss of H2O on heating;;
tellurium

tellurium

water
7732-18-5

water

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
In nitric acid disssolving finely powdered, distillated Te with small amount of water in aq. HNO3; evapn. on water bath; heating residue;;>99
In water byproducts: H2; from metallic Te and dry air; heating to 160°C;; formation of TeO2 at surface of Te;;
In water byproducts: H2; from metallic Te and dry air; heating to 160°C;; formation of TeO2 at surface of Te;;
In nitric acid aq. HNO3; disssolving finely powdered, distillated Te with small amount of water in aq. HNO3; evapn. on water bath; heating residue;;>99
tellurium

tellurium

water
7732-18-5

water

oxygen
80937-33-3

oxygen

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
In water Te was heated with H2O and O2 under pressure (60 atm) at 150°C;; the formed solid phase is a mixture of TeO2 and Te;;
CaF2*TeBr4

CaF2*TeBr4

water
7732-18-5

water

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
In water byproducts: HBr, CaF2; hydrolysis;;
water
7732-18-5

water

tellurium tetrachloride
10026-07-0

tellurium tetrachloride

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
In water byproducts: HCl; hydrolysis with H2O;;
In water precipitation of TeO2 on cooling a soln. of TeCl4 in boiling H2O;; impurities of a basic salt;;
In water precipitation of TeO2 on cooling a soln. of TeCl4 in boiling H2O;; impurities of a basic salt;;
tetrakis(pentafluorophenyl)tellurium(IV)
18064-83-0

tetrakis(pentafluorophenyl)tellurium(IV)

water
7732-18-5

water

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
In further solvent(s) byproducts: C6F5H; in EtCN;
TeF4*SbF5
20587-27-3

TeF4*SbF5

water
7732-18-5

water

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
In not given
2H(1+)*TeCl6(2-)*4(CH3)2SO=H2TeCl6*4(CH3)2SO

2H(1+)*TeCl6(2-)*4(CH3)2SO=H2TeCl6*4(CH3)2SO

water
7732-18-5

water

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
byproducts: HCl, (CH3)2SO; hydrolysis;;
tellurium(VI) oxide
13451-18-8

tellurium(VI) oxide

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
In neat (no solvent) heating at 430°C;;
In neat (no solvent) decomposition of β-TeO3 started at 350 °C, the reaction is at 600 °C complete (in presence of Na2CO3 at 700 °C);;>99
In neat (no solvent) decomposition of β-TeO3 started at 350 °C, the reaction is at 600 °C complete (in presence of Na2CO3 at 700 °C);;>99
In neat (no solvent) byproducts: O2; decomposition of β-TeO3 started at 430°C, the reaction is at 580°C complete;;>99
In neat (no solvent) isothermal heating at (520+/-10)°C for 120 h in air; X-ray diffraction;
telluric acid
13520-55-3

telluric acid

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
With osmium In neat (no solvent) byproducts: OsO4; reduction at red heat;;
tellurium

tellurium

telluric acid
13520-55-3

telluric acid

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
In neat (no solvent) oxidation of Te with H2TeO4;;
barium metatellurite

barium metatellurite

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
In neat (no solvent) decomposition at 840°C;;
zinc tellurate

zinc tellurate

A

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

B

zinc tellurate

zinc tellurate

C

oxygen
80937-33-3

oxygen

Conditions
ConditionsYield
In neat (no solvent) 800-900 K;
cesium hexaiodotellurate (IV)

cesium hexaiodotellurate (IV)

A

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

B

tellurium(IV) iodide
7790-48-9

tellurium(IV) iodide

Conditions
ConditionsYield
In neat (no solvent) byproducts: CsCl; decomposition on heating at 260, 300 or 350°C;;
tellurium

tellurium

silver(I) chloride

silver(I) chloride

A

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

B

silver telluride

silver telluride

C

silver tellurite

silver tellurite

Conditions
ConditionsYield
In ammonia byproducts: HNO3, Ag; in aq. NH3 soln.; with excess of Ag(1+) salts;; separation of Ag2TeO3 by washing with aq. NH3;;
tellurium

tellurium

silver(I) chloride

silver(I) chloride

A

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

B

silver telluride

silver telluride

Conditions
ConditionsYield
In ammonia byproducts: HNO3; in aq. NH3 soln.;;
cadmium telluride

cadmium telluride

A

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

B

cadmium tellurate(IV)

cadmium tellurate(IV)

Conditions
ConditionsYield
In neat (no solvent) Kinetics; heating at 350-500 ° C; IR;
mercury(II) oxide

mercury(II) oxide

tellurium(IV) iodide
7790-48-9

tellurium(IV) iodide

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Conditions
ConditionsYield
In neat (no solvent) byproducts: HgI2;
tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Carbonyl fluoride
353-50-4

Carbonyl fluoride

A

carbon dioxide
124-38-9

carbon dioxide

B

tellurium(IV) fluoride
15192-26-4

tellurium(IV) fluoride

Conditions
ConditionsYield
In neat (no solvent) slight excess over the stoich. amt. of COF2 required; reaction mixt. heated in a stainless steel or monel cylinder at 160°C for 56 h;A n/a
B 100%
nickel(II) oxide
1313-99-1

nickel(II) oxide

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

Ni2Te3O8

Ni2Te3O8

Conditions
ConditionsYield
With NH4Cl In water High Pressure; heating (sealed silica tube, 375°C, 3-5 d);99%
In neat (no solvent) byproducts: NiTe2O5; NiO and TeO2 were heated in a stream of N2 at 550-800 °C;; polluted with NiTe2O5:;
In neat (no solvent) NiO and TeO2 were heated in a stream of N2 at 550-800 °C, molten at 900°C for 20 min in goldplate covers;; pure;;
tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

cadmium(II) oxide

cadmium(II) oxide

cadmium(II) chloride
10108-64-2

cadmium(II) chloride

Cd7Cl8(Te7O17)

Cd7Cl8(Te7O17)

Conditions
ConditionsYield
In neat (no solvent, solid phase) at 720°C for 6 d;99%
With Er2O3 In neat (no solvent, solid phase) ground, pressed, sealed, heated at 720°C for 6 d; cooled to 300°C at 4°C/h;
tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

cadmium(II) oxide

cadmium(II) oxide

cadmium(II) chloride
10108-64-2

cadmium(II) chloride

[Cd2(Te6O13)][Cd2Cl6]

[Cd2(Te6O13)][Cd2Cl6]

Conditions
ConditionsYield
In neat (no solvent, solid phase) at 670°C for 6 d;99%
samarium(III) oxide

samarium(III) oxide

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

manganese(ll) chloride

manganese(ll) chloride

Sm2MnTe5O13Cl2

Sm2MnTe5O13Cl2

Conditions
ConditionsYield
In neat (no solvent) the mixt. Sm2O3/MnCl2/TeO2 1:1:5 was ground and pressed into a pellet, sealed into an evacuated quartz tube, heated at 700°C for 6 days, cooled to 500°C at 4.17°C/h before switching off the furnace; XRD powder diffraction;99%
tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

zinc(II) oxide

zinc(II) oxide

zinc pyrotellurite

zinc pyrotellurite

Conditions
ConditionsYield
With NH4Cl In water byproducts: ZnTeO3; High Pressure; heating (sealed silica tube, 375°C, 3-5 d);99%
In neat (no solvent) mixed, homogenized, sealed under vac., heated at 50 °C lower thenmelting temp. of tellurate(IV) for 5 h, ground, resealed under vac., he at treated, procedure repeated three times;
With PVA In neat (no solvent, solid phase) mixt. ZnO and TeO2 was ball-milled in MeOH for 24 h, dried at 80°C overnight, calcined at 560°C for 19 h, remilled, PVA was added,pressed at 140 MPa, heated at 400°C for 6 h and sintered at 610. degree.C for 2 h; X-ray diffraction;
strontium(II) oxide

strontium(II) oxide

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

strontium chloride

strontium chloride

Sr4(Te3O8)Cl4

Sr4(Te3O8)Cl4

Conditions
ConditionsYield
In neat (no solvent, solid phase) by a react. of SrO, SrCl2 and TeO2 in a molar ratio of 2:2:3 at 720°C for 6 d; identified by XRD and EDS anal.;99%
In neat (no solvent, solid phase) by a react. of SrO (0.8 mmol), SrCl2 (0.4 mmol) and TeO2 (1.2 mmol); themixt. was ground and pressed into a pellet; heating in an evacuated qua rtz tube at 660°C for 6 d; cooling to 300°C at 4°C/h before switching off the furnace; identified by XRD and EDS anal.;
tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

neodymium(III) oxide

neodymium(III) oxide

neodymium oxide chloride
13759-26-7

neodymium oxide chloride

copper(l) chloride

copper(l) chloride

Nd4CuTe5O15Cl3

Nd4CuTe5O15Cl3

Conditions
ConditionsYield
In neat (no solvent) the mixt. NdOCl/Nd2O3/CuCl/TeO2 2:1:1:5 was ground and pressed into a pellet, sealed into an evacuated quartz tube, heated at 650°C for 6days, cooled to 500°C at 4.17°C/h before switching off th e furnace; XRD powder diffraction;99%
nickel(II) oxide
1313-99-1

nickel(II) oxide

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

molybdenum(VI) oxide

molybdenum(VI) oxide

3Ni(2+)*MoO4(2-)*2TeO3(2-)=Ni3(MoO4)(TeO3)2

3Ni(2+)*MoO4(2-)*2TeO3(2-)=Ni3(MoO4)(TeO3)2

Conditions
ConditionsYield
In neat (no solvent, solid phase) mixt. of MoO3, NiO and TeO2 ground; pressed into pellet; sealed in evacuated quartz tube; heated at 720°C for 6 d; cooled to 270°C(4.5°C/h); crystals isolated; elem. anal.;99%
niobium(V) oxide

niobium(V) oxide

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

potassium carbonate
584-08-7

potassium carbonate

KNb3O6(tellurite)2

KNb3O6(tellurite)2

Conditions
ConditionsYield
In neat (no solvent, solid phase) heating 1:3:4 mixt. of K2CO3, Nb2O5 and TeO2 at slightly lower than 800°C for 5 ds; powder XRD;99%
tantalum(V) oxide

tantalum(V) oxide

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

potassium carbonate
584-08-7

potassium carbonate

KTa3O6(tellurite)2

KTa3O6(tellurite)2

Conditions
ConditionsYield
In neat (no solvent, solid phase) heating 1:3:4 mixt. of K2CO3, Ta2O5 and TeO2 at slightly lower than 800°C for 5 ds; powder XRD;99%
rubidium carbonate

rubidium carbonate

niobium(V) oxide

niobium(V) oxide

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

RbNb3O6(tellurite)2

RbNb3O6(tellurite)2

Conditions
ConditionsYield
In neat (no solvent, solid phase) heating 1:3:4 mixt. of Rb2CO3, Nb2O5 and TeO2 at slightly lower than 820°C for 5 ds; powder XRD;99%
In neat (no solvent, solid phase) grinding 1:3:13 mixt. of Rb2CO3, Nb2O5 and TeO2, pressing into pellets, heating at 820°C for 5 ds; cooling to 300°C at rate of 4°C/h, XRD;
niobium(V) oxide

niobium(V) oxide

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

caesium carbonate
534-17-8

caesium carbonate

Cs3Nb9TeO26(tellurite)2

Cs3Nb9TeO26(tellurite)2

Conditions
ConditionsYield
In neat (no solvent, solid phase) heating 3:9:8 mixt. of Rb2CO3, Ta2O5 and TeO2 at slightly lower than 810°C for 5 ds; powder XRD;99%
In neat (no solvent, solid phase) grinding 1:2.66:10 mixt. of Cs2CO3, Nb2O5 and TeO2, pressing into pellets, heating at 810°C for 5 ds; cooling to 300°C at rate of 4°C/h, XRD;
rubidium carbonate

rubidium carbonate

tantalum(V) oxide

tantalum(V) oxide

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

RbTa3O6(tellurite)2

RbTa3O6(tellurite)2

Conditions
ConditionsYield
In neat (no solvent, solid phase) heating 1:3:4 mixt. of Rb2CO3, Ta2O5 and TeO2 at slightly lower than 840°C for 5 ds; powder XRD;99%
In neat (no solvent, solid phase) grinding 1:3:13 mixt. of Rb2CO3, Ta2O5 and TeO2, pressing into pellets, heating at 840°C for 5 ds; cooling to 300°C at rate of 4°C/h, XRD;
tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

tellurium

tellurium

Conditions
ConditionsYield
With HCl In hydrogenchloride saturated with H2Te at a pH of 5.0-6.3, 200-250°C, 50-100 MPa;98%
With ethylene glycol In ethylene glycol other Radiation; mixture of ethylene glycol and TeO2 put into microwave oven; heated to 185°C; held at this temp. for 30 min; centrifuged; washed with absolute ethanol several times; dried at 80°C in vacuum;90%
With silver In neat (no solvent) reduction of TeO2 with Ag;;
tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

sodium carbonate
497-19-8

sodium carbonate

A

sodium tellurate

sodium tellurate

B

sodium tellurite

sodium tellurite

Conditions
ConditionsYield
In neat (no solvent) heating of equimolar amounts of TeO2 and Na2CO3 at 540 °C in presence of air;;A 98%
B n/a
In neat (no solvent) heating of equimolar amounts of TeO2 and Na2CO3 at 540 °C in presence of air;;A 98%
B n/a
In neat (no solvent) heating of equimolar amounts of TeO2 and Na2CO3 at 480-620 °C in presence of air;;
tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

sodium molybdate dihydrate
7631-95-0

sodium molybdate dihydrate

Na2MoTe4O12

Na2MoTe4O12

Conditions
ConditionsYield
In water molar ratio Mo:Te=3:1, acid digestion bomb, 225°C, 4 d; then cooling to room temp. over 36 h;98%
In neat (no solvent, solid phase) stoich. amts., heating in air (450°C, 6 h; then 625°C, 2 d; intermittent grinding);
tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

calcium hydroxide

calcium hydroxide

calcium tellurate

calcium tellurate

Conditions
ConditionsYield
In neat (no solvent) heating between 975 and 1078°C;; dependence of temp., time and conc. of educts; acceleration by addn. of Na2CO3;;98%
In neat (no solvent)
tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

barium hydroxide octahydrate

barium hydroxide octahydrate

barium tellurite

barium tellurite

Conditions
ConditionsYield
With HNO3 In water to the mixt. of Ba, Te comp. and water placed in steel bomb concd. HNO3 was added dropwise to pH ca. 10, mixt. was heated to 180°C for 5 d; solid was recovered by vac. filtration, washed with water and acetone; XRD;98%
tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

sodium tungstate (VI) dihydrate
10213-10-2

sodium tungstate (VI) dihydrate

Na2WTe4O12

Na2WTe4O12

Conditions
ConditionsYield
In water molar ratio W:Te=3:1, acid digestion bomb, 225°C, 4 d; then cooling to room temp. over 36 h;96%
In neat (no solvent, solid phase) stoich. amts., heating in air (450°C, 6 h; then 580°C, 2 d; intermittent grinding);
tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

cadmium(II) sulphide

cadmium(II) sulphide

cadmium telluride

cadmium telluride

Conditions
ConditionsYield
In neat (no solvent) byproducts: SO2; TeO2 was heated with CdS at 600-800°C;;95.7%
In neat (no solvent) byproducts: SO2; TeO2 was heated with CdS at 600-800°C;;95.7%
tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

1,1,3,3-tetramethyl-2-thiourea
2782-91-4

1,1,3,3-tetramethyl-2-thiourea

hydrogen iodide
10034-85-2

hydrogen iodide

Te2(tetramethylthiourea)2I4
110591-82-7

Te2(tetramethylthiourea)2I4

Conditions
ConditionsYield
In hydrogenchloride; methanol; N,N-dimethyl-formamide to TeO2 dissolved in hot HCl were added with swirling, a hot soln. of tmtu in DMF, then a hot mixt. of HI and MeOH was added, the soln. was kept hot for ca. 30 min, allowed to cool to room temp.; the crystals were filtered, washed with MeOH, then with diethyl ether, recrystd. in DMF/HI, filtered, a hot MeOH was added; elem. anal.;95%
tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

boron tribromide
10294-33-4

boron tribromide

tellurium(IV) tetrabromide
10031-27-3

tellurium(IV) tetrabromide

Conditions
ConditionsYield
In neat (no solvent) heated at 110-120°C for 5 h;;91%
In neat (no solvent) heated at 110-120°C for 5 h;;91%
tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

hexaammonium heptamolybdate(6-)-water (1/4)

hexaammonium heptamolybdate(6-)-water (1/4)

A

2NH4(1+)*Mo3TeO12(2-)=(NH4)2Mo3TeO12

2NH4(1+)*Mo3TeO12(2-)=(NH4)2Mo3TeO12

B

4NH4(1+)*Mo6TeO22(4-)*2H2O=(NH4)4Mo6TeO22*2H2O

4NH4(1+)*Mo6TeO22(4-)*2H2O=(NH4)4Mo6TeO22*2H2O

Conditions
ConditionsYield
In water molar ratio NH4:Mo:Te=5.14:6:1, closed vessel, 225°C. 14 d;A 91%
B n/a
In water molar ratio NH4:Mo:Te=5.14:6:1, closed vessel, 225°C. 7 d, cooling to room temp. over 2 d; hand sepn. of products;A 87.5%
B n/a
In water molar ratio NH4:Mo:Te=2.57:3:1, closed vessel, 225°C. 7 d; further unidentified product;A 41%
B n/a
In water molar ratio NH4:Mo:Te=1.71:2:1, closed vessel, 225°C. 7 d; further unidentified product;
potassium fluoride

potassium fluoride

tellurium(IV) oxide
7446-07-3

tellurium(IV) oxide

potassium hydroxofluorotellurate(IV)

potassium hydroxofluorotellurate(IV)

Conditions
ConditionsYield
In hydrogen fluoride addn. KF to suspn. TeO2F2 (prepared from TeO2 in 40% aq. HF) with TeO2:KF ratio = 1:1, pptn.; ppt. sepd. from mother liquor, washed (alcohol), dried (air), elem. anal.;90%

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