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:556-67-2
Min.Order:1 Gram
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inquiryour strengths: 1: Fast and guaranteed shipment (TNT;EMS;FEDEX;DHL;UPS;EUB, special line) 2: Various payment items accepted (Btc; MoneyGram; WU) 3: Valued package (Paraffin coating; Double aluminum foil bag; Vacuum packaging) 4: Efficient delivery
Cas:556-67-2
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inquiry(1) monomer size: the current 50000 tons of monomer, Inner Mongolia 300000 tons of monomer is new, after the completion of the monomer scale to reach the country second. (2) technology: 84 a selectivity of 85% - two, reached the best level of domesti
Cas:556-67-2
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Type:Manufacturers
inquiryZorui combines R&D, production and sales into its operations, While continuously providing high-quality raw materials, we also provide and optimize technical solutions for customers to achieve mutual benefit. We adhere to the "quality, integ
Cas:556-67-2
Min.Order:1 Kilogram
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inquiryHangzhou ZeErRui Chemical Co., Ltd. located in Lingang industrial areas, our plant covers an area of 6000 square meters.ZeErRui dedicated to the development, production and marketing of chemicals. We have earned ourselves a good reputation at home
Cas:556-67-2
Min.Order:3 Metric Ton
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Type:Lab/Research institutions
inquiryDayi Chemical Group, famous for its high technology, is an important organosilane production base in North China and a Shandong hi-tech enterprise. Specializing in the development, production, sales and service of organosiliane pro
Cas:556-67-2
Min.Order:200 Kilogram
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Type:Manufacturers
inquiryStock products, own laboratory Stock products, own laboratory Product number 22488 English Name octamethylcyclotetrasiloxane CAS Number 556-67-2 Purity 9
Cas:556-67-2
Min.Order:1 Metric Ton
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Type:Lab/Research institutions
inquiryWelcome 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
Cas:556-67-2
Min.Order:1 Kilogram
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Type:Manufacturers
inquiry1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience 2. Free samples will be provided,ensure specifications and quality are right for customer 3. Customers will receive the most professional techn
Cas:556-67-2
Min.Order:1 Gram
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Type:Manufacturers
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:556-67-2
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryProduct Name: Octamethylcyclotetrasiloxane Synonyms: DIMETHYLSILOXANE CYCLIC TETRAMER;D4;OCTAMETHYLCYCLOTETRASILOXANE;OCTAMETHYLTETRASILOXANE;VOLASIL(TM) 244;2,2,4,4,6,6,8,8-Octamethyl-1,3,5,7,2,4,6,8-tetra
Cas:556-67-2
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryProduct Description Product website: http://www.finerchem.com/pro01en/id/364.html Product Name Octamethylcyclotetrasiloxane CAS No.
Cas:556-67-2
Min.Order:1 Gram
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Type:Lab/Research institutions
inquiryWith our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufactu
Cas:556-67-2
Min.Order:1 Kilogram
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Type:Trading Company
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
Cas:556-67-2
Min.Order:10 Gram
FOB Price: $146.0 / 176.0
Type:Trading Company
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:556-67-2
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
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 ♦ W
Cas:556-67-2
Min.Order:1 Kilogram
FOB Price: $7.0 / 9.0
Type:Trading Company
inquiryProduct Name: Octamethylcyclotetrasiloxane Synonyms: Octamethyl cyclotetrasilazane; octaphenyl silsesquioxane; Octamethylcyclotetrasiloxane; 2,2,4,4,6,6,8,8-octamethyl-1,3,5,7,2,4,6,8-tetroxatetrasi
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
Cas:556-67-2
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryWe are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery
Cas:556-67-2
Min.Order:10 Gram
FOB Price: $3.5
Type:Trading Company
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,5KGS,10KGS,25
Cas:556-67-2
Min.Order:10 Gram
Negotiable
Type:Trading Company
inquiryOur company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At present,
Cas:556-67-2
Min.Order:1 Kilogram
FOB Price: $20.0
Type:Trading Company
inquiryBeluga chemical professional supply Octamethylcyclotetrasiloxane Why choose Beluga chemical 1. Beluga Chemical has a professional RESEARCH and development team and strong technical force to ensure technical support and research capabilities. 2. Ma
Cas:556-67-2
Min.Order:1 Kiloliter
Negotiable
Type:Lab/Research institutions
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:556-67-2
Min.Order:1 Kilogram
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Type:Lab/Research institutions
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
1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures
Cas:556-67-2
Min.Order:1 Kilogram
FOB Price: $20.0 / 50.0
Type:Lab/Research institutions
inquiryAppearance:colorless transparent oily liquid, fla... Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:used to make Silicone oil, silicone ru... Transportation:Comm
Cas:556-67-2
Min.Order:100 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiry1,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 qualifie
Cas:556-67-2
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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:556-67-2
Min.Order:0 Metric Ton
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Type:Lab/Research institutions
inquiryCompany Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
Cas:556-67-2
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry2,2,4,4,6,6-hexamethyl-8,8-divinylcyclotetrasiloxane
A
octamethylcyclotetrasiloxane
B
decamethylcyclopentasiloxane
D
copoly(dimethylsiloxane/divinylsiloxane), prepared by anionic polymerization of 2,2,4,4,6,6-hexamethyl-8,8-divinylcyclotetrasiloxane; monomer(s): 2,2,4,4,6,6-hexamethyl-8,8-divinylcyclotetrasiloxanecopoly(dimethylsiloxane/divinylsiloxane), prepared by anionic polymerization of 2,2,4,4,6,6-hexamethyl-8,8-divinylcyclotetrasiloxane; monomer(s): 2,2,4,4,6,6-hexamethyl-8,8-divinylcyclotetrasiloxane
Conditions | Yield |
---|---|
With P4-t-Bu at 80℃; for 0.333333h; Further byproducts given; | A n/a B n/a C n/a D 80% |
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
octamethylcyclotetrasiloxane
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; |
Hexamethylcyclotrisiloxane
1,2-silaoxetene 2,2-dimethyl-3-(trimethylsilyl)-4-adamantyl-1-oxa-2-silacyclobutene
A
octamethylcyclotetrasiloxane
B
1-(trimethylsilylethynyl)adamantane
Conditions | Yield |
---|---|
In benzene at 120℃; | A 48% B 62% |
diallyl(dimethyl)silane
Trifluoromethanesulfonamide
A
octamethylcyclotetrasiloxane
Conditions | Yield |
---|---|
With tert-butylhypochlorite; sodium iodide In acetonitrile at -30℃; for 24h; Inert atmosphere; Darkness; | A n/a B 28% C 61% |
diiododimethylsilane
A
octamethylcyclotetrasiloxane
B
decamethylcyclopentasiloxane
Conditions | Yield |
---|---|
With 3,3-dimethyl-butan-2-one; zinc In dichloromethane for 0.166667h; Ambient temperature; | A 60% B 18% |
dimethylsilicon dichloride
A
octamethylcyclotetrasiloxane
B
Tetradecamethylcycloheptasilan
C
decamethylcyclopentasilane
D
dodecamethylcyclohexasilane
Conditions | Yield |
---|---|
With tetrahydrofuran; lithium 0 deg C, 1 h, then 20-25 deg C, 2 h; Further byproducts given. Yields of byproduct given; | A n/a B n/a C 60% D n/a |
With tetrahydrofuran; lithium 0 deg C, 1 h, then 20-25 deg C, 2 h; Further byproducts given. Yields of byproduct given; | A n/a B n/a C n/a D 60% |
With tetrahydrofuran; lithium at -5 - 0℃; for 1h; Yield given. Further byproducts given. Yields of byproduct given; |
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.;; |
dimethylsilicon dichloride
A
octamethylcyclotetrasiloxane
B
decamethylcyclopentasiloxane
Conditions | Yield |
---|---|
With water at 15 - 20℃; Autoclave; | A 42% B 6.7% |
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% |
tetramethylorthosilicate
dimethylsilicon dichloride
A
chloro-methylsulfanyl-methane
B
octamethylcyclotetrasiloxane
C
1,1-dimethyltetramethoxydisiloxane
Conditions | Yield |
---|---|
With dimethyl sulfoxide at 0℃; | A n/a B n/a C 37% |
epoxybutene
dodecamethylcyclohexasilane
A
Hexamethylcyclotrisiloxane
B
octamethylcyclotetrasiloxane
D
buta-1,3-diene
Conditions | Yield |
---|---|
at 0℃; Irradiation; | A 3% B 6% C 15% D 35% |
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% |
tetraethoxy orthosilicate
dimethylsilicon dichloride
A
chloro-methylsulfanyl-methane
B
octamethylcyclotetrasiloxane
C
1,1-dimethyl-1,3,3,3-tetraethoxydisiloxane
Conditions | Yield |
---|---|
With dimethyl sulfoxide at 0℃; | A n/a B n/a C 28% |
1,1,3,3-Tetramethyldisiloxane
A
tetradecamethylcycloheptasiloxane
B
octamethylcyclotetrasiloxane
C
decamethylcyclopentasiloxane
D
dodecamethyl-cyclohexasiloxane
Conditions | Yield |
---|---|
With iodine In dichloromethane for 0.333333h; Heating; Further byproducts given; | A 14% B 26% C 21% D 15% |
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 |
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-chloro-1,1,3,3,3-pentamethyldisiloxane
A
trimethylsilyl iodide
B
octamethylcyclotetrasiloxane
C
1-chloroheptamethyltrisiloxane
D
1-chloro-1,1,3,3,5,5,7,7,7-nonamethyltetrasiloxane
Conditions | Yield |
---|---|
With sodium iodide In acetonitrile for 18h; Mechanism; Ambient temperature; other siloxanes; other reagent, var. temp.; | A 14% B 10% C n/a D n/a |
Conditions | Yield |
---|---|
With aluminium(III) iodide at 140 - 170℃; for 5h; | 99% |
octamethylcyclotetrasiloxane
1,3-bis(3-azidopropyl)-1,1,3,3-tetramethyldisiloxane
Conditions | Yield |
---|---|
With trifluorormethanesulfonic acid at 60℃; for 13h; | 98% |
1,1,3,3-Tetramethyldisiloxane
octamethylcyclotetrasiloxane
(dimethoxy)methylsilane
Conditions | Yield |
---|---|
With trifluorormethanesulfonic acid at 20 - 60℃; for 15.25h; | 95% |
Conditions | Yield |
---|---|
With China clay; sulfuric acid at 100℃; for 120h; | 94.3% |
Conditions | Yield |
---|---|
With trifluorormethanesulfonic acid at 20 - 60℃; for 15.25h; | 94% |
1,1,3,3-Tetramethyldisiloxane
octamethylcyclotetrasiloxane
1,1,3,3,5,5,7,7,9,9,11,11-dodecamethylhexasiloxane
Conditions | Yield |
---|---|
With Kg-23 catalyst at 80℃; for 12h; Inert atmosphere; | 93% |
With potassium hydroxide In water; toluene at 50℃; for 2h; | 72.9% |
With sulfuric acid | |
With trimethylsilyl trifluoromethanesulfonate for 24h; |
Conditions | Yield |
---|---|
In methanol | 92% |
octamethylcyclotetrasiloxane
dimethylaluminum hydride
(CH3)2Si((OAl(CH3)2)2Si(CH3)2H)2
Conditions | Yield |
---|---|
In hexane stirring (4 d); distn. (vac.); | 90% |
Conditions | Yield |
---|---|
mixed in a quarts tube; heated to 180°C for 24 h; pressure (28 psig); purified by vac. distillation; recrystd. (cold pentane, or vac. sublimation); elem. anal.; | 90% |
octamethylcyclotetrasiloxane
Conditions | Yield |
---|---|
With sodium hydroxide In methanol for 4h; Time; Reflux; | 90% |
octamethylcyclotetrasiloxane
1,3-bis(3-azidopropyl)-1,1,3,3-tetramethyldisiloxane
Conditions | Yield |
---|---|
With trifluorormethanesulfonic acid at 60℃; for 13h; | 90% |
Conditions | Yield |
---|---|
With sulfuric acid at 20℃; for 4h; | 89% |
1,1,3,3-Tetramethyldisiloxane
octamethylcyclotetrasiloxane
C20H62O9Si10
Conditions | Yield |
---|---|
With Kg-23 catalyst In toluene at 80℃; for 12h; Inert atmosphere; | 86% |
With sulfuric acid | |
With trimethylsilyl trifluoromethanesulfonate for 24h; |
octamethylcyclotetrasiloxane
(E)-But-2-enedioic acid mono-(3-{3-[3-((E)-3-carboxy-acryloyloxy)-propyl]-1,1,3,3-tetramethyl-disiloxanyl}-propyl) ester
Conditions | Yield |
---|---|
With KU-23 ion-exchange resin at 90℃; for 7h; | 86% |
octamethylcyclotetrasiloxane
A
trimethylsilyl iodide
B
Hexamethyldisiloxane
C
methyl iodide
Conditions | Yield |
---|---|
With aluminium(III) iodide at 140 - 170℃; for 5h; | A n/a B 83.5% C n/a |
octamethylcyclotetrasiloxane
2,4,6,8-tetramethyl-2,4,6,8-tetravinyl-cyclotetrasiloxane
2-vinyl-2,4,4,6,6-pentamethylcyclotrisiloxane
Conditions | Yield |
---|---|
With triphenylphosphine; potassium hydroxide at 95 - 145℃; for 2h; Temperature; Concentration; Reagent/catalyst; Autoclave; | 83.4% |
octamethylcyclotetrasiloxane
1,3-bis<3-chloropropyl>-1,1,3,3-tetramethyldisiloxane
Conditions | Yield |
---|---|
Purolite CT-175 at 100℃; for 17h; | 83% |
octamethylcyclotetrasiloxane
(E)-But-2-enedioic acid mono-(3-{3-[3-((E)-3-carboxy-acryloyloxy)-propyl]-1,1,3,3-tetramethyl-disiloxanyl}-propyl) ester
Conditions | Yield |
---|---|
With KU-23 ion-exchange resin at 90℃; for 7h; | 82% |
octamethylcyclotetrasiloxane
bis<4-(methacryloyloxy)butyl>tetramethyldisiloxane
Conditions | Yield |
---|---|
With trifluorormethanesulfonic acid In chloroform at 25℃; for 24h; | 82% |
octamethylcyclotetrasiloxane
Conditions | Yield |
---|---|
With trifluorormethanesulfonic acid In chloroform at 25℃; for 24h; | 81.1% |
1,1,3,3-tetraethoxy-1,3-dimethyldisiloxane
octamethylcyclotetrasiloxane
Conditions | Yield |
---|---|
With potassium hydroxide at 145℃; | 81% |
dimethylmonochlorosilane
octamethylcyclotetrasiloxane
1,1,3,3,5,5,7,7,9,9,11,11-dodecamethylhexasiloxane
Conditions | Yield |
---|---|
With water; sulfur dioxide Ambient temperature; | 78% |
octamethylcyclotetrasiloxane
1,3-bis(3-azidopropyl)-1,1,3,3-tetramethyldisiloxane
Conditions | Yield |
---|---|
With trifluorormethanesulfonic acid at 20 - 80℃; for 20.25h; | 77% |
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