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Hangzhou Keyingchem Co.,Ltd

High qualityHangzhou Keying Chem Co., Ltd. Is a comprehensive enterprise, dedicated to the development, production and marketing of chemicals. As a technology innovative and service professional enterprise, Our company mainly engages in global pharma

Octaphenylcyclotetrasiloxane

Cas:546-56-5

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe

Octaphenylcyclotetrasiloxane Manufacturer/High quality/Best price/In stock

Cas:546-56-5

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Jinan Finer Chemical Co., Ltd

Product description: Product name Octaphenylcyclotetrasiloxane CAS number 546-56-5 Assay ≥99.5% Appearance White powder Capacity 500mt/year Application Polymers and pharmace

Octaphenylcyclotetrasiloxane

Cas:546-56-5

Min.Order:100 Gram

FOB Price: $12.0

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

he company has advanced technology, as well as a large number of excellent R & D team, to provide customers from the grams to one hundred kilograms and tons of high-quality products, competitive prices and quality se T rvice Appearance:

Octaphenylcyclotetrasiloxane

Cas:546-56-5

Min.Order:1 Gram

Negotiable

Type:Manufacturers

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 Octaphenylcyclotetrasiloxane

Cas:546-56-5

Min.Order:1

Negotiable

Type:Other

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

Octaphenylcyclotetrasiloxane

Cas:546-56-5

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

Octaphenylcyclotetrasiloxane Basic information Product Name: Octaphenylcyclotetrasiloxane Synonyms: 1,1,3,3,5,5,7,7-Octaphenylcyclotetrasiloxane;2,2,4,4,6,6,8,8-Octaphenyl-1,3,5,7,2,4,6,

546-56-5

Cas:546-56-5

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con

546-56-5 Octaphenylcyclotetrasiloxane

Cas:546-56-5

Min.Order:1 Kilogram

FOB Price: $15.0 / 50.0

Type:Trading Company

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

Wholesale price CAS 546-56-5 with best price

Cas:546-56-5

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages ♦ High purity, all above 98.5%, no impurities after the dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available &diam

Octaphenylcyclotetrasiloxane CAS546-56-5

Cas:546-56-5

Min.Order:1 Kilogram

FOB Price: $1.0 / 100.0

Type:Trading Company

inquiry

Henan Sinotech Import&Export Corporation

Name: Octaphenylcyclotetrasiloxane CAS: 546-56-5 Appearance: white powder Application: For the synthesis of pharmaceutical intermediates or other polymers. Appearance:White powder Storage:RT. Package:drum Application:Pharmaceutic

Octaphenylcyclotetrasiloxane

Cas:546-56-5

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

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

Cyclotetrasiloxane,2,2,4,4,6,6,8,8-octaphenyl-

Cas:546-56-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

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

Octaphenylcyclotetrasiloxane;Phenyl-D4;D 4ph

Cas:546-56-5

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

inquiry

Qingdao Beluga Import and Export Co., LTD

Octaphenylcyclotetrasiloxane CAS:546-56-5 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 organi

Octaphenylcyclotetrasiloxane CAS:546-56-5

Cas:546-56-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

Cyclotetrasiloxane,2,2,4,4,6,6,8,8-octaphenyl-

Cas:546-56-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

Octaphenylcyclotetrasiloxane

Cas:546-56-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Fonlynn Health Technology Co., Ltd.

Packing: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Transportation:Express/Sea/Air Port:Ningbo/Shanghai/Qingd

Octaphenylcyclotetrasiloxane

Cas:546-56-5

Min.Order:0

Negotiable

Type:Trading Company

inquiry

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

Octaphenylcyclotetrasiloxane

Cas:546-56-5

Min.Order:1 Gram

FOB Price: $1.0

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

Octaphenylcyclotetrasiloxane

Cas:546-56-5

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality Appearance:White solid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Used as Pharmaceutical Intermediates Transportation:BY AIR

Octaphenylcyclotetrasiloxane

Cas:546-56-5

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

Hangzhou Fanda Chemical Co.,Ltd (FandaChem) , a China-based chemical company, specialize in exportingOctaphenylcyclotetrasiloxane CAS:546-56-5, Please contact us by email freely. We are leading exporter in China. If you really need th

Octaphenylcyclotetrasiloxane CAS:546-56-5 from Fandachem

Cas:546-56-5

Min.Order:0 Metric Ton

Negotiable

Type:Other

inquiry

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

Octaphenylcyclotetrasiloxane

Cas:546-56-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

SAGECHEM LIMITED

SAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in custom synthe

Octaphenylcyclotetrasiloxane

Cas:546-56-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Suzhou Health Chemicals Co., Ltd.

High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use

Octaphenylcyclotetrasiloxane

Cas:546-56-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

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

Octaphenylcyclotetrasiloxane

Cas:546-56-5

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Win-Win chemical Co.Ltd

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

Octaphenylcyclotetrasiloxane cas no. 546-56-5 98%

Cas:546-56-5

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

Octaphenylcyclotetrasiloxane

Cas:546-56-5

Min.Order:0

Negotiable

Type:Other

inquiry

GIHI CHEMICALS CO.,LIMITED

high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier

Octaphenylcyclotetrasiloxane

Cas:546-56-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Dingyan Chem Co., Ltd

Hangzhou Dingyan Chem is a leading manufacturer and supplier of chemicals in China.We develop,produce and distribute high quality pharmaceuticals, intermediates, special chemicals and other fine chemicals. We could give you: 1.Best quality in your re

Octaphenylcyclotetrasiloxane

Cas:546-56-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Taiho Chemical Co.,LTD

TAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp

Octaphenylcyclotetrasiloxane

Cas:546-56-5

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Synthetic route

diphenylsilane
775-12-2

diphenylsilane

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

Conditions
ConditionsYield
With oxygen; sodium t-butanolate In tetrahydrofuran at 20℃; for 1h;100%
With C15H27Br2CoN3; potassium tert-butylate; water In 1,4-dioxane at 60℃; for 2h; Reagent/catalyst;96%
With water; 2,3-Dihydro-1,3-diisopropyl-4,5-dimethylimidazol-2-ylidene In acetonitrile at 20℃; for 2.5h; Time; Solvent; Concentration; Schlenk technique; Glovebox;92%
With [Rh(dimethylsulfoxide)3Cl3] at 40 - 50℃;
N-(2-bromo-2-(diphenyl(vinyl)silyl)ethyl)-N'-(trifluoromethylsulfonyl)acetamidine

N-(2-bromo-2-(diphenyl(vinyl)silyl)ethyl)-N'-(trifluoromethylsulfonyl)acetamidine

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

Conditions
ConditionsYield
Stage #1: N-(2-bromo-2-(diphenyl(vinyl)silyl)ethyl)-N'-(trifluoromethylsulfonyl)acetamidine With N-Bromosuccinimide; 4-Chlorobenzenesulfonamide In acetonitrile at 20℃; for 15h;
Stage #2: With potassium carbonate for 4h;
99%
diphenylsilanediol
947-42-2

diphenylsilanediol

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

Conditions
ConditionsYield
With triethylamine In toluene92.1%
at 140 - 180℃;
With acetyl chloride
diphenylsilyl dichloride
80-10-4

diphenylsilyl dichloride

A

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

B

1,1,3,3,5,5-hexaphenylcyclotrisiloxane
512-63-0

1,1,3,3,5,5-hexaphenylcyclotrisiloxane

Conditions
ConditionsYield
With pyridine; sodium hydrogencarbonate In toluene at 20℃; for 3h;A 30.3%
B 67.2%
With tetrahydrofuran; lithium at 35 - 45℃; Product distribution; Mechanism;
With tetrahydrofuran; lithium at 35 - 45℃; Yield given. Yields of byproduct given. Title compound not separated from byproducts;
Multi-step reaction with 2 steps
1: H2O / water
2: diethyl ether
View Scheme
Multi-step reaction with 3 steps
1: H2O / water
2: not given
3: diethyl ether
View Scheme
diphenylsilyl dichloride
80-10-4

diphenylsilyl dichloride

rac-methylbenzylamine
618-36-0

rac-methylbenzylamine

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

Conditions
ConditionsYield
With triethylamine In toluene for 48h; Reflux;47.3%
diethoxydiphenylsilane
2553-19-7

diethoxydiphenylsilane

A

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

B

1,1,1,5,5,5-hexamethyl-3,3-diphenyltrisiloxane
797-77-3

1,1,1,5,5,5-hexamethyl-3,3-diphenyltrisiloxane

C

1,1,3,3,5,5-hexaphenylcyclotrisiloxane
512-63-0

1,1,3,3,5,5-hexaphenylcyclotrisiloxane

Conditions
ConditionsYield
With oxygen; tert-butylammonium hexafluorophosphate(V) In N,N-dimethyl-formamide at 45℃; Electrolysis;A 5%
B 5.2%
C 23%
dimethoxy(diphenyl)silane
6843-66-9

dimethoxy(diphenyl)silane

A

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

B

1,1,1,5,5,5-hexamethyl-3,3-diphenyltrisiloxane
797-77-3

1,1,1,5,5,5-hexamethyl-3,3-diphenyltrisiloxane

C

1,1,3,3,5,5-hexaphenylcyclotrisiloxane
512-63-0

1,1,3,3,5,5-hexaphenylcyclotrisiloxane

Conditions
ConditionsYield
With oxygen; tert-butylammonium hexafluorophosphate(V) In N,N-dimethyl-formamide at 45℃; Electrolysis;A 2%
B 5%
C 18%
piperidine
110-89-4

piperidine

diethyl ether
60-29-7

diethyl ether

1,1,3,3-tetraphenyldisiloxane-1,3-diol
1104-93-4

1,1,3,3-tetraphenyldisiloxane-1,3-diol

A

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

B

1,1,3,3,5,5-hexaphenylcyclotrisiloxane
512-63-0

1,1,3,3,5,5-hexaphenylcyclotrisiloxane

piperidine
110-89-4

piperidine

diethyl ether
60-29-7

diethyl ether

Hexaphenyltrisiloxan-1,5-diol
1110-85-6

Hexaphenyltrisiloxan-1,5-diol

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

1,1,3,3-tetraphenyldisiloxane-1,3-diol
1104-93-4

1,1,3,3-tetraphenyldisiloxane-1,3-diol

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

Conditions
ConditionsYield
beim Erhitzen;
With piperidine
With acetyl chloride
Multi-step reaction with 2 steps
1: acetic acid; KOH-solution
2: acetyl chloride
View Scheme
With CH3COCl In further solvent(s) evapn. of a soln. of tetraphenyl-1,3-dioxydisiloxane in CH3COCl;;
1,1,3,3-tetraphenyldisiloxane-1,3-diol
1104-93-4

1,1,3,3-tetraphenyldisiloxane-1,3-diol

A

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

B

1,1,3,3,5,5-hexaphenylcyclotrisiloxane
512-63-0

1,1,3,3,5,5-hexaphenylcyclotrisiloxane

Conditions
ConditionsYield
beim Erhitzen;
With hydrogenchloride In ethanol (C6H5)2(HO)SiOSi(OH)(C6H5)2 and alc. HCl at elevated temp.;;
With acetyl chloride In not given
Hexaphenyltrisiloxan-1,5-diol
1110-85-6

Hexaphenyltrisiloxan-1,5-diol

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

Conditions
ConditionsYield
With piperidine
Multi-step reaction with 3 steps
1: KOH / ethanol
3: CH3COCl / further solvent(s)
View Scheme
Multi-step reaction with 3 steps
1: KOH / ethanol
2: not given
3: CH3COCl / further solvent(s)
View Scheme
Multi-step reaction with 3 steps
1: KOH / ethanol
2: not given
3: neat (no solvent)
View Scheme
With piperidine In diethyl ether
octaphenylcyclotetrasilane
1065-95-8

octaphenylcyclotetrasilane

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

Conditions
ConditionsYield
With piperidine at 90℃;
1,1,3,3,5,5,7,7-octaphenyl-1,3,5,7-tetrasiloxane-1,7-diol
18840-65-8

1,1,3,3,5,5,7,7-octaphenyl-1,3,5,7-tetrasiloxane-1,7-diol

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

Conditions
ConditionsYield
beim Erhitzen;
With sodium hydroxide; ethanol
With hydrogenchloride; ethanol
In neat (no solvent) decompn. at about 135°C;;
With NaOH In ethanol heating of octaphenyl-1,7-dioxy-tetrasiloxane in alc. in presence of traces of NaOH;;
1,1,3,3-tetraphenyldisiloxane-1,3-diol
1104-93-4

1,1,3,3-tetraphenyldisiloxane-1,3-diol

acetyl chloride
75-36-5

acetyl chloride

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

diphenylsilanediol
947-42-2

diphenylsilanediol

acetyl chloride
75-36-5

acetyl chloride

A

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

B

1,1,3,3,5,5-hexaphenylcyclotrisiloxane
512-63-0

1,1,3,3,5,5-hexaphenylcyclotrisiloxane

diphenylsilyl dichloride
80-10-4

diphenylsilyl dichloride

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

Conditions
ConditionsYield
With potassium hydroxide
Multi-step reaction with 2 steps
1: concentrated aqueous ammonia
2: acetyl chloride
View Scheme
Multi-step reaction with 2 steps
1: tert-pentyl alcohol; toluene; water
2: ethanol; aq. NaOH solution
View Scheme
1,1,1-trimethyl-2,2,2-triphenyldisilane
1450-18-6

1,1,1-trimethyl-2,2,2-triphenyldisilane

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

Conditions
ConditionsYield
With furan; cyclododecane; dimethyl sulfoxide Irradiation;
C16H20O2Si

C16H20O2Si

A

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

B

1,1,3,3,5,5-hexaphenylcyclotrisiloxane
512-63-0

1,1,3,3,5,5-hexaphenylcyclotrisiloxane

C

tert-Butoxy-phenoxy-phenyl-silane

tert-Butoxy-phenoxy-phenyl-silane

D

tert-butyl alcohol
75-65-0

tert-butyl alcohol

Conditions
ConditionsYield
In nonane at 160℃; Rate constant; Kinetics; Thermodynamic data; ΔE(excit.);
1,1,3,3,5,5-hexaphenylcyclotrisiloxane
512-63-0

1,1,3,3,5,5-hexaphenylcyclotrisiloxane

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

Conditions
ConditionsYield
With sodium hydroxide In ethanol for 3h; Heating;70 % Chromat.
With potassium hydroxide In ethanol; toluene Ambient temperature;
Diphenyldibromsilan
4072-00-8

Diphenyldibromsilan

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

Conditions
ConditionsYield
With 1-methyl-1H-imidazole; water In hexane Yield given;
diphenylsilyl dichloride
80-10-4

diphenylsilyl dichloride

aqueous KOH-solution

aqueous KOH-solution

A

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

B

1,1,3,3,5,5-hexaphenylcyclotrisiloxane
512-63-0

1,1,3,3,5,5-hexaphenylcyclotrisiloxane

hydrogenchloride
7647-01-0

hydrogenchloride

ethanol
64-17-5

ethanol

1,1,3,3,5,5,7,7-octaphenyl-1,3,5,7-tetrasiloxane-1,7-diol
18840-65-8

1,1,3,3,5,5,7,7-octaphenyl-1,3,5,7-tetrasiloxane-1,7-diol

A

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

B

1,1,3,3,5,5-hexaphenylcyclotrisiloxane
512-63-0

1,1,3,3,5,5-hexaphenylcyclotrisiloxane

ethanol
64-17-5

ethanol

1,1,3,3,5,5,7,7-octaphenyl-1,3,5,7-tetrasiloxane-1,7-diol
18840-65-8

1,1,3,3,5,5,7,7-octaphenyl-1,3,5,7-tetrasiloxane-1,7-diol

sodium hydroxide

sodium hydroxide

A

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

B

1,1,3,3,5,5-hexaphenylcyclotrisiloxane
512-63-0

1,1,3,3,5,5-hexaphenylcyclotrisiloxane

diphenylsilyl dichloride
80-10-4

diphenylsilyl dichloride

3-dimethylamino-phenyl lithium

3-dimethylamino-phenyl lithium

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 93 percent / water / toluene; 2-methyl-butan-2-ol / 0.17 h / 10 - 12 °C
2: 88 percent Chromat. / 50percent aq. NaOH / ethanol / 0.5 h
View Scheme
phenylmagnesium bromide

phenylmagnesium bromide

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: diethyl ether; silicon tetrachloride
2: KOH-solution
View Scheme
Multi-step reaction with 3 steps
1: diethyl ether; silicon tetrachloride
2: concentrated aqueous ammonia
3: acetyl chloride
View Scheme
Multi-step reaction with 3 steps
1: diethyl ether; silicon tetrachloride
2: diluted KOH-solution
3: acetyl chloride
View Scheme
1,1,3,3-tetraphenyldisiloxane-1,3-diol
1104-93-4

1,1,3,3-tetraphenyldisiloxane-1,3-diol

A

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

B

Hexaphenyltrisiloxan-1,5-diol
1110-85-6

Hexaphenyltrisiloxan-1,5-diol

Conditions
ConditionsYield
In neat (no solvent) on heating above 200°C;;
diphenylsilyl dichloride
80-10-4

diphenylsilyl dichloride

A

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

B

Hexaphenyltrisiloxan-1,5-diol
1110-85-6

Hexaphenyltrisiloxan-1,5-diol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: H2O / water
2: neat (no solvent)
View Scheme
Multi-step reaction with 3 steps
1: H2O / water
2: not given
3: neat (no solvent)
View Scheme
1,3-dichloro-1,1,3,3-tetraphenyldisiloxane
7756-87-8

1,3-dichloro-1,1,3,3-tetraphenyldisiloxane

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: toluene; tert-Amyl alcohol
2: CH3COCl / further solvent(s)
View Scheme
octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

A

difluorodiphenylsilane
312-40-3

difluorodiphenylsilane

B

1,3-difluoro-1,1,3,3,-tetraphenyldisiloxane
26599-04-2

1,3-difluoro-1,1,3,3,-tetraphenyldisiloxane

Conditions
ConditionsYield
With sodium tetrafluoroborate at 200℃; for 1.5h;A n/a
B 35%
ethanol
64-17-5

ethanol

chloroform
67-66-3

chloroform

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

sodium ethanolate
141-52-6

sodium ethanolate

1,1,3,3,5,5,7,7-octaphenyl-1,3,5,7-tetrasiloxane-1,7-diol
18840-65-8

1,1,3,3,5,5,7,7-octaphenyl-1,3,5,7-tetrasiloxane-1,7-diol

octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

1,1,3,3,5,5,7,7-octaphenyl-1,3,5,7-tetrasiloxane-1,7-diol
18840-65-8

1,1,3,3,5,5,7,7-octaphenyl-1,3,5,7-tetrasiloxane-1,7-diol

Conditions
ConditionsYield
With chloroform; sodium ethanolate
With C2H5ONa In ethanol; chloroform treatment of ((C6H5)2SiO)4 in CHCl3 with C2H5ONa in ethanol for a short time; acidifying with dild. CH3COOH;;
octaphenylcyclotetrasiloxane
546-56-5

octaphenylcyclotetrasiloxane

cyclohexanol
108-93-0

cyclohexanol

bis-cyclohexyloxy-diphenyl-silane
18755-09-4

bis-cyclohexyloxy-diphenyl-silane

Conditions
ConditionsYield
With sodium hydroxide

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