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
Cas:541-05-9
Min.Order:100 Gram
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inquirySpecifications Place of Origin: Zhejiang, China (Mainland) Brand Name: BAYEE Model Number: D3 Product Name: Hexamethylcyclotrisiloxane CAS No.: 541-05-9 Grade Standard: Industrial Grade EINECS No.: 208-765-4 Purity: 98% Application:
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inquiryInaddition to the generalorgano-silicon polymer,can also beused to the preparation of specifi corganic silicon compounds,as avariet yofsurfacetreatment&nb Appearance:White crystalline lines. Package:Plastics Drum of 130kg Net weight. 4drums/palle
Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our
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inquiryThe 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
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
Cas:541-05-9
Min.Order:5 Kiloliter
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Type:Manufacturers
inquiryOur advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva
Cas:541-05-9
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inquiryHenan Tianfu Chemical Co., Ltd. is located in Zhengzhou High-tech Development Zone with import and export license. We passed ISO 9001:2008 in 2009, and won "High-tech Enterprise" by provincial government in 2013.The objective of the com
Cas:541-05-9
Min.Order:1 Gram
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inquiryWITH 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
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inquiry1. 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 powd
Cas:541-05-9
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inquiryProduct Name:Hexamethylcyclotrisiloxane CAS No.:541-05-9 EINECS: 208-765-4 Molecular Formula: C6H18O3Si3 Molecular Weight: 222.46 Appearance:White crystal Appearance: White powder Storage:Store in cool and dry place, away from sun light. Pack
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inquiry1.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
Cas:541-05-9
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inquiryHexamethylcyclotrisiloxane CAS: 541-05-9 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
Cas:541-05-9
Min.Order:1 Gram
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inquiryHello, 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
Cas:541-05-9
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryMinimum Order Qty. 10 Gram Supply Ability 500 Kilograms/Month Storage store in cool, dry, ventilated place 20℃ Delivery Time 3 business days after payment Payment Term TT,western union,Paypal,MoneyGram Package 10g,20g,50g,100g,500g,1KGS,
Cas:541-05-9
Min.Order:10 Gram
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Type:Trading Company
inquiryHenan 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
Cas:541-05-9
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inquiryOur 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
Cas:541-05-9
Min.Order:10 Kilogram
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Type:Trading Company
inquiryHangzhou 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
Cas:541-05-9
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inquiryJ&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
Cas:541-05-9
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Type:Lab/Research institutions
inquirySupply lowest price of 541-05-9 Hexamethylcyclotrisiloxane Molecular Formula C6H18O3Si3 Molar Mass 222.46 Density 1.02 Melting Point 50-64 °C (lit.) Boling Point 134 °C (lit.)
Cas:541-05-9
Min.Order:1 Gram
Negotiable
Type:Other
inquiryMassive 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
Cas:541-05-9
Min.Order:1 Gram
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inquiryZibo 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
Cas:541-05-9
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryEstablished 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
Cas:541-05-9
Min.Order:10 Gram
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Type:Lab/Research institutions
inquiryProduct name: Hexamethylcyclotrisiloxane CAS No.:541-05-9 Molecule Formula:C6H18O3Si3 Molecule Weight:222.46 Purity: 99.0% Package: 25kg/drum Description:White crystalline powder Manufacture Standards:Enterprise Standard
Cas:541-05-9
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
Cas:541-05-9
Min.Order:1 Gram
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inquiryfactory?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
Cas:541-05-9
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryShandong 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
Cas:541-05-9
Min.Order:1 Gram
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Type:Lab/Research institutions
inquiryHangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu
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
Cas:541-05-9
Min.Order:1 Metric Ton
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Type:Trading Company
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
Conditions | Yield |
---|---|
With aluminium(III) iodide at 140 - 170℃; for 5h; | 99% |
dimethyl sulfoxide
dimethylsilicon dichloride
A
chloro-methylsulfanyl-methane
B
Hexamethylcyclotrisiloxane
C
octamethylcyclotetrasiloxane
D
decamethylcyclopentasiloxane
E
dodecamethyl-cyclohexasiloxane
Conditions | Yield |
---|---|
at 0℃; Mechanism; other diorganyldichlorosilanes; reactions in the presence of hexamethyldisiloxane, trimethylchlorosilane, tetramethoxysilane, tetraethoxysilane; | A 79% B 48% C 35% D 12% E 5% |
dimethyl sulfoxide
A
chloro-methylsulfanyl-methane
B
Hexamethylcyclotrisiloxane
C
octamethylcyclotetrasiloxane
D
decamethylcyclopentasiloxane
Conditions | Yield |
---|---|
With dimethylsilicon dichloride at 0℃; Further byproducts given; | A 79% B 48% C 35% D 5% |
phenyltrimethylsilyl ether
A
Hexamethylcyclotrisiloxane
B
dimethyl-diphenoxy-silane
C
C13H26O3Si3
Conditions | Yield |
---|---|
With gallium(III) iodide at 175 - 180℃; for 3h; Yield given; Further byproducts given. Title compound not separated from byproducts; | A n/a B 79% C n/a D n/a |
bis(trimethylsilyl)ketene
A
Hexamethylcyclotrisiloxane
B
octamethylcyclotetrasiloxane
C
trimethylsilylacetylene
Conditions | Yield |
---|---|
at 700℃; flash vacuum pyrolysis; | A 22% B 16% C 76% |
(trimethylsilyl)(dimethylsilyl)ketene
A
Hexamethylcyclotrisiloxane
B
octamethylcyclotetrasiloxane
C
trimethylsilylacetylene
Conditions | Yield |
---|---|
at 700℃; | A 22% B 16% C 76% |
1-(1-Adamantyl)-2-diazo-2-(pentamethyldisilanyl)ethanone
A
Hexamethylcyclotrisiloxane
B
octamethylcyclotetrasiloxane
C
1-(trimethylsilylethynyl)adamantane
Conditions | Yield |
---|---|
at 400℃; | A 21% B 20% C 73% |
(benzylimino)triphenylphosphorane
3,3-dimethyl-6-oxa-3-silabicyclo<3.1.0>hexane
A
Hexamethylcyclotrisiloxane
B
octamethylcyclotetrasiloxane
C
2,2,4,4-tetramethyl-6-vinyl-1,3-dioxa-2,4-disilacyclohexane
D
buta-1,3-diene
Conditions | Yield |
---|---|
at 130℃; for 1h; | A n/a B n/a C 70% D n/a |
at 130℃; for 1h; |
dimethylsilicon dichloride
A
Hexamethylcyclotrisiloxane
B
octamethylcyclotetrasiloxane
Conditions | Yield |
---|---|
With water Autoclave; | A 63.7% B 27.2% |
With water In toluene at 20℃; for 27h; | A 17 % Chromat. B 38% |
With water Autoclave; | A 15.9% B 17.4% |
With water In toluene at 20℃; for 27h; | A 4% B 44 % Chromat. |
With tetrabutylammonium tetrafluoroborate; oxygen In tetrahydrofuran Product distribution; Further Variations:; Reagents; amount of electricity; type of electrolysis cell; Electrochemical reaction; |
dimethylsilicon dichloride
A
Hexamethylcyclotrisiloxane
B
octamethylcyclotetrasiloxane
C
decamethylcyclopentasiloxane
Conditions | Yield |
---|---|
With pyridine; sodium hydrogencarbonate In ethyl acetate at 20℃; for 3h; | A 60% B 20% C 15% |
With water Autoclave; | A 51.3% B 29.2% C 8% |
With composite catalyst at 150℃; under 675.068 Torr; for 0.5h; Temperature; Pressure; Reagent/catalyst; Large scale; | A n/a B 43% C n/a |
dimethylsilicon dichloride
A
Hexamethylcyclotrisiloxane
B
octamethylcyclotetrasiloxane
C
decamethylcyclopentasiloxane
D
dodecamethyl-cyclohexasiloxane
Conditions | Yield |
---|---|
With dimethyl sulfoxide at 0℃; Further byproducts given; | A 48% B 35% C 12% D 5% |
With tetrahydrofuran; lithium at 40 - 45℃; for 1h; Yield given. Further byproducts given. Yields of byproduct given; | |
With hydrogenchloride In toluene at 20℃; for 4h; Yield given. Further byproducts given. Yields of byproduct given; |
(allyl)(cyclopentadienyl)dimethylsilane
benzaldehyde
A
Hexamethylcyclotrisiloxane
B
octamethylcyclotetrasiloxane
C
6-phenylfulvene
Conditions | Yield |
---|---|
A n/a B n/a C 47% |
dimethylsilicon dichloride
A
tetradecamethylcycloheptasiloxane
B
Hexamethylcyclotrisiloxane
C
octamethylcyclotetrasiloxane
D
decamethylcyclopentasiloxane
E
dodecamethyl-cyclohexasiloxane
Conditions | Yield |
---|---|
With H2O In water slow addn. of 4l (CH3)2SiCl2 to 12l H2O at 15-20°C withorous stirring; further products;; distn.;; | A n/a B 0.5% C 42% D 6.7% E 1.6% |
With hydrogenchloride In toluene at 20℃; for 4h; Product distribution; diff. concentration of aq. HCl; diff. reaction time; other difunctional organochlorosilanes; | |
With H2O In diethyl ether; water addn. of (CH3)2SiCl2 to ether-H2O; further products;; distn.;; |
triphenylboroxine
2,2,4,4,6,6-hexamethylcyclotrisilazane
A
Hexamethylcyclotrisiloxane
B
2,2,4,4,6,6-hexamethyl-1,3-dioxa-5-aza-2,4,6-trisilacyclohexane
C
2,4,6-triphenylborazine
Conditions | Yield |
---|---|
In potassium hydroxide byproducts: CH4, C6H6; heating 0.01mol phenylboric anhydride and 0.01mol cyclotrisilazane and 0.05g (1%) KOH for 4h at 180-280°C; analysis of liquid and gaseous products by GLC; extractn. of residue with C6H6, removal of solvent, recrystn. of triphenylborazine from heptane, elem. anal.; | A n/a B n/a C 40% |
2,3-dimethyl-3,4-epoxy-1-butene
dodecamethylcyclohexasilane
A
Hexamethylcyclotrisiloxane
B
octamethylcyclotetrasiloxane
D
2,3-dimethyl-buta-1,3-diene
Conditions | Yield |
---|---|
at 0℃; Irradiation; | A 3% B 4% C 38% D 25% |
epoxybutene
dodecamethylcyclohexasilane
A
Hexamethylcyclotrisiloxane
B
octamethylcyclotetrasiloxane
D
buta-1,3-diene
Conditions | Yield |
---|---|
at 0℃; Irradiation; | A 3% B 6% C 15% D 35% |
1-dimethylmethoxysilyl-1-trimethylsilylcyclopentadiene
Hexamethylcyclotrisiloxane
Conditions | Yield |
---|---|
With benzaldehyde at 500℃; | 29% |
benzophenone
(allyl)(cyclopentadienyl)dimethylsilane
A
Hexamethylcyclotrisiloxane
B
octamethylcyclotetrasiloxane
C
6,6-Diphenylfulvene
Conditions | Yield |
---|---|
With quartz In benzene at 600℃; | A n/a B n/a C 28% |
1,1,1,2,2,2-hexamethyldisilane
A
tetramethylsilane
B
Hexamethyldisiloxane
C
Octamethyltrisiloxane
D
Hexamethylcyclotrisiloxane
E
decamethyltetrasiloxane
Conditions | Yield |
---|---|
With carbon monoxide; nickel at 200℃; under 750.06 Torr; for 2h; Product distribution; various reagents and reaction conditions; | A n/a B 25.8% C n/a D n/a E n/a |
chloro-trimethyl-silane
dimethylsilicon dichloride
A
Hexamethylcyclotrisiloxane
B
decamethyltetrasiloxane
C
octamethylcyclotetrasiloxane
D
dodecamethylpentasiloxane
Conditions | Yield |
---|---|
With water In toluene at 20℃; for 27h; Further byproducts given; | A n/a B 22% C n/a D 10 % Chromat. |
With water In toluene at 20℃; for 27h; Further byproducts given; | A n/a B 22 % Chromat. C n/a D 10% |
chloro-trimethyl-silane
dimethylsilicon dichloride
A
Hexamethylcyclotrisiloxane
B
decamethyltetrasiloxane
C
octamethylcyclotetrasiloxane
D
tetradecamethylhexasiloxane
Conditions | Yield |
---|---|
With water In toluene at 20℃; for 27h; Further byproducts given; | A n/a B 22% C n/a D 6 % Chromat. |
dodecamethylcyclohexasilane
A
Hexamethylcyclotrisiloxane
B
octamethylcyclotetrasiloxane
C
octamethylcyclotetrasilane
D
decamethylcyclopentasilane
Conditions | Yield |
---|---|
With sodium perchlorate In tetrahydrofuran Photolysis; | A 73 % Chromat. B 20% C n/a D n/a |
(allyl)(cyclopentadienyl)dimethylsilane
Hexamethylcyclotrisiloxane
Conditions | Yield |
---|---|
With benzaldehyde at 680℃; | 17% |
A
Hexamethyldisiloxane
B
Hexamethylcyclotrisiloxane
C
octamethylcyclotetrasiloxane
Conditions | Yield |
---|---|
In decane byproducts: H2S; Ar atmosphere; decompn. (165°C, 13 h); GLC, chromato-mass spectroscopy; | A 15% B 15% C 15% |
1,1,3,3-Tetramethyldisiloxane
A
iododimethylsilane
B
Hexamethylcyclotrisiloxane
C
octamethylcyclotetrasiloxane
Conditions | Yield |
---|---|
With iodine In dichloromethane | A n/a B 4% C 11% |
Conditions | Yield |
---|---|
With hydrogenchloride |
(1,1,3,3-tetramethyldisiloxane-1,3-diyl)bis(methylene)diacetate
A
acetic acid methyl ester
B
Hexamethylcyclotrisiloxane
Conditions | Yield |
---|---|
With sodium hydroxide |
Conditions | Yield |
---|---|
With aluminium trichloride at 200℃; |
Conditions | Yield |
---|---|
With water Erhitzen des Reaktionsprodukts an Al2O3 auf 500-550grad; | |
With water at 15 - 20℃; Erhitzen der gebildeten nicht destillierbaren Produkte mit NaOH auf 230-240grad unter 1 mm; | |
With water at 15 - 20℃; |
Hexamethylcyclotrisiloxane
Conditions | Yield |
---|---|
In dichloromethane byproducts: (CH3)2SiCl2, ((C6H5)4P)Cl; all manipulations under dry N2 atm.; soln. of Be compd. in CH2Cl2 added to soln. of Si compd. in CH2Cl2, stored at 20°C for 2 d; evapd. under vac.; | 99% |
Hexamethylcyclotrisiloxane
tert.-butyl lithium
tert-butyldimethylsilanol
Conditions | Yield |
---|---|
In diethyl ether 1.) 0 deg C, 1 h, 2.) to 25 deg C, 1.5 h; | 98% |
Conditions | Yield |
---|---|
In tetrahydrofuran for 4h; | 98% |
Conditions | Yield |
---|---|
In hexane; water | 98% |
Hexamethylcyclotrisiloxane
(E)-4-bromostilbene
(E)-(4-(phenylethenyl)phenyl)dimethylsilanol
Conditions | Yield |
---|---|
Stage #1: (E)-4-bromostilbene With tert.-butyl lithium In diethyl ether at -78 - -57℃; Inert atmosphere; Stage #2: Hexamethylcyclotrisiloxane In diethyl ether at -57℃; Inert atmosphere; | 95% |
Conditions | Yield |
---|---|
With water In hexane at 20℃; | 95% |
Conditions | Yield |
---|---|
In hexane; water at 20℃; | 95% |
Hexamethylcyclotrisiloxane
carbonic acid dimethyl ester
dimethyldimethoxysilan
Conditions | Yield |
---|---|
With aluminum oxide; potassium fluoride at 400℃; | 94% |
Hexamethylcyclotrisiloxane
t-butyldimethylsilyl-4-bromophenol
(4-(tert-butyldimethylsilyloxy)phenyl)dimethylsilanol
Conditions | Yield |
---|---|
Stage #1: t-butyldimethylsilyl-4-bromophenol With tert.-butyl lithium In diethyl ether at -78 - -58℃; Inert atmosphere; Stage #2: Hexamethylcyclotrisiloxane In diethyl ether at -78 - 20℃; Inert atmosphere; | 93% |
Hexamethylcyclotrisiloxane
Conditions | Yield |
---|---|
In benzene at 60℃; for 120h; Inert atmosphere; Schlenk technique; | 93% |
Hexamethylcyclotrisiloxane
2-(dimethylsilanol)-5-phenylpent-1-ene
Conditions | Yield |
---|---|
With tert.-butyl lithium In diethyl ether; hexane at -78 - 20℃; | 92% |
Hexamethylcyclotrisiloxane
diisobutylaluminium hydride
(i-Bu)2Al(μ-OSiMe2H)(μ-OSiMe2OSiMe2H)Al(i-Bu)2
Conditions | Yield |
---|---|
In n-heptane stirring (3 d); evapn. (vac.); elem. anal.; | 92% |
Conditions | Yield |
---|---|
With Re/Ac; water; hydrogen In tetrahydrofuran at 25℃; under 760.051 Torr; for 7h; Reagent/catalyst; | 91.3% |
chloro-trimethyl-silane
2,4,6-trimethylcyclotrisiloxane
Hexamethylcyclotrisiloxane
1,3,5-triphenyl-1,3,5-trimethylcyclotrisiloxane
Conditions | Yield |
---|---|
Stage #1: 2,4,6-trimethylcyclotrisiloxane; Hexamethylcyclotrisiloxane; 1,3,5-triphenyl-1,3,5-trimethylcyclotrisiloxane With n-butyllithium In tetrahydrofuran; hexane at 70℃; Stage #2: chloro-trimethyl-silane In tetrahydrofuran; hexane | 91% |
chloro-trimethyl-silane
2,4,6-trimethylcyclotrisiloxane
Hexamethylcyclotrisiloxane
1,3,5-triphenyl-1,3,5-trimethylcyclotrisiloxane
Conditions | Yield |
---|---|
Stage #1: 2,4,6-trimethylcyclotrisiloxane; Hexamethylcyclotrisiloxane; 1,3,5-triphenyl-1,3,5-trimethylcyclotrisiloxane With n-butyllithium In tetrahydrofuran; hexane at 70℃; Stage #2: chloro-trimethyl-silane In tetrahydrofuran; hexane | 90% |
n-butyllithium
dimethylmonochlorosilane
Hexamethylcyclotrisiloxane
C12H34O3Si4
Conditions | Yield |
---|---|
In tetrahydrofuran; toluene for 5h; Inert atmosphere; | 90% |
chloro-trimethyl-silane
2,4,6-trimethylcyclotrisiloxane
Hexamethylcyclotrisiloxane
1,3,5-triphenyl-1,3,5-trimethylcyclotrisiloxane
Conditions | Yield |
---|---|
Stage #1: 2,4,6-trimethylcyclotrisiloxane; Hexamethylcyclotrisiloxane; 1,3,5-triphenyl-1,3,5-trimethylcyclotrisiloxane With n-butyllithium In tetrahydrofuran; hexane at 70℃; Stage #2: chloro-trimethyl-silane In tetrahydrofuran; hexane | 88% |
[(pentamethylcyclopentadienyl)2Sm(μ-H)]2
Hexamethylcyclotrisiloxane
{(C5(CH3)5)2Sm(C4H8O)}2(OSi(CH3)2OSi(CH3)2O)
Conditions | Yield |
---|---|
In tetrahydrofuran dissoln. of the Sm-compd. and hexamethylcyclotrisiloxane in THF, stirred for 5 min; removal of solvent by rotary evaporation, extractn. of solid with hexane, removal of hexane, elem. anal.; | 88% |
Hexamethylcyclotrisiloxane
para-iodoanisole
(p-methoxyphenyl)dimethylsilanol
Conditions | Yield |
---|---|
Stage #1: para-iodoanisole With n-butyllithium In diethyl ether at -78℃; Inert atmosphere; Stage #2: Hexamethylcyclotrisiloxane In diethyl ether at -78 - 20℃; Inert atmosphere; | 88% |
Hexamethylcyclotrisiloxane
p-trifluoromethylphenyl bromide
hydroxy(dimethyl)(4-trifluoromethylphenyl)silane
Conditions | Yield |
---|---|
Stage #1: p-trifluoromethylphenyl bromide With tert.-butyl lithium In diethyl ether at -78℃; Inert atmosphere; Stage #2: Hexamethylcyclotrisiloxane In diethyl ether at -78 - 20℃; Inert atmosphere; | 87% |
Stage #1: p-trifluoromethylphenyl bromide With n-butyllithium In diethyl ether at -78℃; for 1h; Metallation; Stage #2: Hexamethylcyclotrisiloxane In diethyl ether at 20℃; for 13h; Substitution; | 83% |
Stage #1: p-trifluoromethylphenyl bromide With n-butyllithium In diethyl ether; hexane at -78℃; for 1h; Stage #2: Hexamethylcyclotrisiloxane In diethyl ether; hexane at 20℃; for 13h; Further stages.; | 83% |
bromochlorobenzene
Hexamethylcyclotrisiloxane
(4-chlorophenyl)dimethylsilanol
Conditions | Yield |
---|---|
Stage #1: bromochlorobenzene With tert.-butyl lithium In diethyl ether at -78 - -60℃; Inert atmosphere; Stage #2: Hexamethylcyclotrisiloxane In diethyl ether at -74℃; Inert atmosphere; | 87% |
Conditions | Yield |
---|---|
In diethyl ether Substitution; | 86% |
chloro-trimethyl-silane
2,4,6-trimethylcyclotrisiloxane
Hexamethylcyclotrisiloxane
1,3,5-triphenyl-1,3,5-trimethylcyclotrisiloxane
Conditions | Yield |
---|---|
Stage #1: 2,4,6-trimethylcyclotrisiloxane; Hexamethylcyclotrisiloxane; 1,3,5-triphenyl-1,3,5-trimethylcyclotrisiloxane With n-butyllithium In tetrahydrofuran; hexane at 70℃; Stage #2: chloro-trimethyl-silane In tetrahydrofuran; hexane | 85% |
Hexamethylcyclotrisiloxane
trans-1-iodo-1-pentene
(E)-dimethyl-(1-pentenyl)silanol
Conditions | Yield |
---|---|
Stage #1: trans-1-iodo-1-pentene With n-butyllithium In diethyl ether at -78℃; for 0.5h; Stage #2: Hexamethylcyclotrisiloxane In diethyl ether at -78 - 20℃; | 85% |
Hexamethylcyclotrisiloxane
dimethylsilicon dichloride
2,2,4,4,6,6,8,8-Octamethyl-1,5,7-trioxa-3-aza-cyclooctasilan
Conditions | Yield |
---|---|
Stage #1: Hexamethylcyclotrisiloxane; dimethylsilicon dichloride; N,N,N,N,N,N-hexamethylphosphoric triamide at 20℃; for 3h; Inert atmosphere; Stage #2: With ammonia In toluene at 5℃; for 8h; Cooling with ice; | 84.7% |
Hexamethylcyclotrisiloxane
1-Iodonaphthalene
dimethyl(naphthalen-1-yl)silanol
Conditions | Yield |
---|---|
Stage #1: 1-Iodonaphthalene With n-butyllithium In diethyl ether at -78℃; Inert atmosphere; Stage #2: Hexamethylcyclotrisiloxane In diethyl ether at -78 - 20℃; Inert atmosphere; | 84% |
Stage #1: 1-Iodonaphthalene With n-butyllithium In diethyl ether; hexane at -78℃; for 1h; Stage #2: Hexamethylcyclotrisiloxane In diethyl ether at -78 - 20℃; for 12h; | 67% |
chloro-trimethyl-silane
2,4,6-trimethylcyclotrisiloxane
Hexamethylcyclotrisiloxane
1,3,5-triphenyl-1,3,5-trimethylcyclotrisiloxane
Conditions | Yield |
---|---|
Stage #1: 2,4,6-trimethylcyclotrisiloxane; Hexamethylcyclotrisiloxane; 1,3,5-triphenyl-1,3,5-trimethylcyclotrisiloxane With n-butyllithium In tetrahydrofuran; hexane at 70℃; Stage #2: chloro-trimethyl-silane In tetrahydrofuran; hexane | 82% |
Hexamethylcyclotrisiloxane
2-methylphenyl bromide
hydroxy(dimethyl)(2-methylphenyl)silane
Conditions | Yield |
---|---|
Stage #1: 2-methylphenyl bromide With n-butyllithium In diethyl ether at -78℃; for 1h; Metallation; Stage #2: Hexamethylcyclotrisiloxane In diethyl ether at 20℃; for 13h; Substitution; | 81% |
Stage #1: 2-methylphenyl bromide With n-butyllithium In diethyl ether; hexane at -78℃; for 1h; Stage #2: Hexamethylcyclotrisiloxane In diethyl ether; hexane at 20℃; for 13h; Further stages.; | 81% |
Hexamethylcyclotrisiloxane
dimethylaluminum hydride
(Me)2Al(μ-OSiMe2H)(μ-OSiMe2OSiMe2H)Al(Me)2
Conditions | Yield |
---|---|
In hexane stirring (4 d); evapn. (vac.); elem. anal.; | 81% |
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