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Dayang Chem (Hangzhou) Co.,Ltd.

As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch

hexadecamethylheptasiloxane

Cas:541-01-5

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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

Heptasiloxane,1,1,1,3,3,5,5,7,7,9,9,11,11,13,13,13-hexadecamethyl

Cas:541-01-5

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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

541-01-5 hexadecamethylheptasiloxane

Cas:541-01-5

Min.Order:1 Kilogram

FOB Price: $15.0 / 50.0

Type:Trading Company

inquiry

Henan Tianfu Chemical Co., Ltd.

Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O

hexadecamethylheptasiloxane

Cas:541-01-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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

Pharmaceutical Grade CAS 541-01-5 with competitive price

Cas:541-01-5

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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

Heptasiloxane, hexadecamethyl-

Cas:541-01-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Keyingchem Co.,Ltd

Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det

hexadecamethylheptasiloxane

Cas:541-01-5

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

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

hexadecamethylheptasiloxane

Cas:541-01-5

Min.Order:1 Kilogram

FOB Price: $2.0

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

bis[[[dimethyl(trimethylsilyloxy)silyl]oxy-dimethylsilyl]oxy]-dimethylsilane

Cas:541-01-5

Min.Order:1 Gram

Negotiable

Type:Manufacturers

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

Hexadecamethylheptasiloxane

Cas:541-01-5

Min.Order:0

Negotiable

Type:Other

inquiry

Kunshan Push Trading Co.,LTD

ADVANTAGE 1.Professional: More than 10 years chemical exporting experience. We have produced chemical more than fifteen years, 95% products are for export . More than 10 years chemical exporting experience. Good and stabilized factory price. 2.

Hexadecamethylheptasiloxane

Cas:541-01-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

hexadecamethylheptasiloxane

Cas:541-01-5

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Wuxi TAA Chemical Industry Co.,LTD.

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

Hexadecamethylheptasiloxane

Cas:541-01-5

Min.Order:0

Negotiable

Type:Other

inquiry

BOC Sciences

We are committed to providing our customers with the best products and services at the most competitive prices.Appearance:white to yellow powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as

bis[[[dimethyl(trimethylsilyloxy)silyl]oxy-dimethylsilyl]oxy]-dimethylsilane

Cas:541-01-5

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Antimex Chemical Limied

CSR160805-23920 Application:surface active agent

CSR160805-23920

Cas:541-01-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Yuanye Bio-Technology Co., Ltd.

good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:250mg Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by express or by sea Port:Any po

hexadecamethylheptasiloxane

Cas:541-01-5

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Chemlyte Solutions

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

hexadecamethylheptasiloxane

Cas:541-01-5

Min.Order:0

Negotiable

Type:Other

inquiry

ZHEJIANG JIUZHOU CHEM CO.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

hexadecamethylheptasiloxane

Cas:541-01-5

Min.Order:0

Negotiable

Type:Trading Company

inquiry

HWRK Chem

in store Package:5g Application:Organic Chemicals

hexadecamethylheptasiloxane

Cas:541-01-5

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Amadis Chemical Co., Ltd.

1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G

Bis[[[dimethyl(trimethylsilyloxy)silyl]oxy-dimethylsilyl]oxy]-dimethylsilane

Cas:541-01-5

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

HENAN SUNLAKE ENTERPRISE CORPORATION

HENAN SUNLAKE ENTERPRISE CORPORATION Our company advantages: 1、The highest quality with the competitive price. 2、Professional human services. 3、The fastest and safest delivery service. 4、The faster and safest delivery service. 5、The hig

hexadecamethylheptasiloxane

Cas:541-01-5

Min.Order:10 Gram

Negotiable

Type:Trading Company

inquiry

Shaanxi Mingqi Chemical Co., Ltd

Known for its best quality and competitve price, this chemicals we offered is widely appreciated by our customers.1) Standard:BP/USP/EP/Enterprise standard2) All Purity≥99%3) We are manufacturer and can provide high quality products with factory pric

Manufacturer Supply Top quality HEXADECAMETHYLHEPTASILOXANE

Cas:541-01-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Ingredients Technology Co., Ltd.

Shanghai Jiahealthy Technology Co., Ltd which is subsidary of Jiahe Biotech concentrates on offering products and services to the health industry. Based on our own laboratory and 2 factories in North China and South China,we are able to supply p

Hexadecamethylheptasiloxane

Cas:541-01-5

Min.Order:0 Metric Ton

Negotiable

Type:Other

inquiry

Zhengzhou Kingorgchem Chemical Technology Co., Ltd.

1. Subsidiary of Institute of Chemistry, Henan Academy of Sciences, national research platform;2. About 30 years’ experience in this field since 1983;3. An experienced R&D team consisting of Doctors and Masters;4. Various types of analytical instrume

ISO 9001 National Research Platform CAS No. 541-01-5

Cas:541-01-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Jilin haofei import and export trade Co.,Ltd

Price, service, company and transport advantage: 1. Best service, place of origin China, high quality, and reasonable price. 2. It's customers' right to choose the package (EMS, DHL, FEDEX, UPS). 3. It's customers' right

CSR160805-23920 CAS NO.541-01-5

Cas:541-01-5

Min.Order:0

Negotiable

Type:Trading Company

inquiry

ENAO Chemical Co, Limited

For quick quotation, please send us the inquiry include CAS#, Structure, Chemical Name, quantity, purity, as well as any additional specifications you require, we will try to get back to you within 24 hours. Our Services Besides manufacturing,

1,1,1,3,3,5,5,7,7,9,9,11,11,13,13,13-Hexadecamethylheptasiloxane

Cas:541-01-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Zouping Mingxing Chemical Co.,Ltd.

hexadecamethylheptasiloxane 541-01-5 96%+ 30g Application:hexadecamethylheptasiloxane 541-01-5 96%+

541-01-5

Cas:541-01-5

Min.Order:0 Metric Ton

Negotiable

Type:Trading Company

inquiry

Shanghai Chemlab New Materials Co., Ltd.

With certain technical reserves, high quality, preferential price and excellent service The company independently develops and designs new products with rich product lines. The company has set up a professional R & D team to constantly overcome

Hexadecamethyl Heptasiloxane

Cas:541-01-5

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Synova( Tianjin ) Chemical Technology Co,.Ltd

The company have effective management team, professional technical R & D personnel, the service spirit of customer oriented. We have long-term cooperation with famous domestic manufacturer, and excellent customer resources overseas. We are skilled in

Hexadecamethylheptasiloxane

Cas:541-01-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Skyrun Industrial Co.,Ltd

Purity, Prompt shipment, Price Application:surface active agent

CSR160805-23920

Cas:541-01-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

1,1,1,3,3-pentamethyl-3-acetoxydisiloxane
70693-47-9

1,1,1,3,3-pentamethyl-3-acetoxydisiloxane

undecamethylpentasiloxane-1-ol

undecamethylpentasiloxane-1-ol

hexadecamethylheptasiloxane
541-01-5

hexadecamethylheptasiloxane

Conditions
ConditionsYield
With triethylamine In dichloromethane at 25℃;95%
triethylamine In dichloromethane at 29℃; Rate constant; Mechanism;95%
octamethylcyclotetrasiloxane
556-67-2

octamethylcyclotetrasiloxane

A

tetramethylsilane
75-76-3

tetramethylsilane

B

trimethylsilyl iodide
16029-98-4

trimethylsilyl iodide

C

Hexamethyldisiloxane
107-46-0

Hexamethyldisiloxane

D

hexadecamethylheptasiloxane
541-01-5

hexadecamethylheptasiloxane

Conditions
ConditionsYield
With gallium(III) iodide at 140 - 170℃; for 5h; Yield given; Title compound not separated from byproducts;A 61%
B n/a
C n/a
D n/a
1,1,1,3,3-pentamethyl-3-acetoxydisiloxane
70693-47-9

1,1,1,3,3-pentamethyl-3-acetoxydisiloxane

undecamethylpentasiloxane-1-ol

undecamethylpentasiloxane-1-ol

A

docosamethyl-decasiloxane
556-70-7

docosamethyl-decasiloxane

B

hexadecamethylheptasiloxane
541-01-5

hexadecamethylheptasiloxane

Conditions
ConditionsYield
With trifluorormethanesulfonic acid In dichloromethane at 25℃;A 32%
B 35.5%
With trifluorormethanesulfonic acid In dichloromethane Mechanism; Ambient temperature;A 32%
B 35.5%
Hexamethyldisiloxane
107-46-0

Hexamethyldisiloxane

<(CH3)2SiO>n

<(CH3)2SiO>n

A

hexadecamethylheptasiloxane
541-01-5

hexadecamethylheptasiloxane

B

octadecamethyl-octasiloxan, eicosamethyl-nonasiloxane, docosamethyl-decasiloxane and tetracosamethyl-undecasiloxane

octadecamethyl-octasiloxan, eicosamethyl-nonasiloxane, docosamethyl-decasiloxane and tetracosamethyl-undecasiloxane

Conditions
ConditionsYield
With sulfuric acid
ethyl trimethylsilyl ether
1825-62-3

ethyl trimethylsilyl ether

diethoxy dimethylsilane
78-62-6

diethoxy dimethylsilane

A

hexadecamethylheptasiloxane
541-01-5

hexadecamethylheptasiloxane

B

tetradecamethyl-hexasiloxan, octadecamethyl-octasiloxan, eicosamethyl-nonasiloxane, docosamethyl-decasiloxane and tetracosamethyl-undecasiloxane

tetradecamethyl-hexasiloxan, octadecamethyl-octasiloxan, eicosamethyl-nonasiloxane, docosamethyl-decasiloxane and tetracosamethyl-undecasiloxane

Conditions
ConditionsYield
With hydrogenchloride
With sodium hydroxide
With hydrogenchloride
With sodium hydroxide
1-chloro-1,1,3,3,3-pentamethyldisiloxane
2943-62-6

1-chloro-1,1,3,3,3-pentamethyldisiloxane

hexadecamethylheptasiloxane
541-01-5

hexadecamethylheptasiloxane

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 90 percent / 5 h
2: 35.5 percent / CF3SO3H / CH2Cl2 / Ambient temperature
View Scheme
Multi-step reaction with 2 steps
1: 90 percent / 5 h
2: 95 percent / Et3N / CH2Cl2 / 29 °C
View Scheme
ethyl trimethylsilyl ether
1825-62-3

ethyl trimethylsilyl ether

diethoxy dimethylsilane
78-62-6

diethoxy dimethylsilane

A

Octamethyltrisiloxane
107-51-7

Octamethyltrisiloxane

B

decamethyltetrasiloxane
141-62-8

decamethyltetrasiloxane

C

dodecamethylpentasiloxane
141-63-9

dodecamethylpentasiloxane

D

tetradecamethylhexasiloxane
107-52-8

tetradecamethylhexasiloxane

E

hexadecamethylheptasiloxane
541-01-5

hexadecamethylheptasiloxane

Conditions
ConditionsYield
With NaOH In water byproducts: C2H5OH; heating of (CH3)2Si(OC2H5)2, (CH3)3Si(OC2H5) and an excess (50%) of H2O in presence of NaOH; sepn. of C2H5OH by distn.; boiling of the residue with 20% aq. HCl; further products;; distn.;;
Hexamethyldisiloxane
107-46-0

Hexamethyldisiloxane

octamethylcyclotetrasiloxane
556-67-2

octamethylcyclotetrasiloxane

A

Octamethyltrisiloxane
107-51-7

Octamethyltrisiloxane

B

decamethyltetrasiloxane
141-62-8

decamethyltetrasiloxane

C

dodecamethylpentasiloxane
141-63-9

dodecamethylpentasiloxane

D

tetradecamethylhexasiloxane
107-52-8

tetradecamethylhexasiloxane

E

hexadecamethylheptasiloxane
541-01-5

hexadecamethylheptasiloxane

Conditions
ConditionsYield
With sulfuric acid; antimony(V) chloride In tetrachloromethane; sulfuric acid shaking of (CH3)3SiOSi(CH3)3 and ((CH3)2SiO)4 (1:1 mol) with concd. H2SO4 at 25°C for 8 days; equilibrium react.; further products;;
With sulfuric acid In sulfuric acid shaking of (CH3)3SiOSi(CH3)3 and ((CH3)2SiO)4 (1:1 mol) with concd. H2SO4 at room temp. for 5 h; equilibrium react.; further products;;
With H2SO4 In sulfuric acid aq. H2SO4; shaking of (CH3)3SiOSi(CH3)3 and ((CH3)2SiO)4 (1:1 mol) with concd. H2SO4 at room temp. for 5 h; equilibrium react.; further products;;
With H2SO4; antimony(V) chloride In tetrachloromethane; sulfuric acid aq. H2SO4; shaking of (CH3)3SiOSi(CH3)3 and ((CH3)2SiO)4 (1:1 mol) with concd. H2SO4 at 25°C for 8 days; equilibrium react.; further products;;

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