PENTAMETHYLDISILOXANE

ChemicalBook > CAS DataBase List > PENTAMETHYLDISILOXANE

PENTAMETHYLDISILOXANE

Product Name: PENTAMETHYLDISILOXANE
CAS No.: 1438-82-0
Chemical Name: PENTAMETHYLDISILOXANE
Synonyms: DK541;PENTAMETHYLDISILOXANE;pentamethyl-disiloxan;Disiloxane,pentamethyl-;PENTAMETHYLDISILOXANE 97+%;Trimethylsiloxydimethylsilane;(Trimethylsiloxy)dimethylsilane;1,1,1,3,3-Pentamethyldisiloxane;1,1,1,3,3-Pentamethyl-disiloxane;Dimethyl(trimethylsilyloxy)silane
CBNumber: CB9413159
Molecular Formula: C5H16OSi2
Formula Weight: 148.35
MOL File: 1438-82-0.mol

Less

PENTAMETHYLDISILOXANE Property

Boiling point:: 86 °C (lit.)
Density: 0.760 g/mL at 20 °C (lit.)
refractive index: n20/D 1.373
Flash point:: -9°C
form: clear liquid
color: Colorless to Almost colorless
Specific Gravity: 0.758
Water Solubility: Not miscible or difficult to mix in water.
Sensitive: Moisture Sensitive
Hydrolytic Sensitivity: 3: reacts with aqueous base
BRN: 1734568
InChI: InChI=1S/C5H16OSi2/c1-7(2)6-8(3,4)5/h7H,1-5H3
InChIKey: AOJHDNSYXUZCCE-UHFFFAOYSA-N
SMILES: [Si](C)(C)(C)O[SiH](C)C
EPA Substance Registry System: Disiloxane, pentamethyl- (1438-82-0)

Less

Safety

Hazard Codes: F
Risk Statements: 11
Safety Statements: 16-23-24/25
RIDADR: UN 1993 3/PG 2
WGK Germany: 3
F: 10-21
TSCA: Yes
HazardClass: 3
PackingGroup: II
HS Code: 29319090

Less

Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word: Danger
Hazard statements: H225Highly Flammable liquid and vapour
Precautionary statements: P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

Less

N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 76840
Product name: Pentamethyldisiloxane
Purity: ≥95.0%
Packaging: 5ml
Price: $94.7
Updated: 2024/03/01

TCI Chemical

Product number: P1535
Product name: 1,1,1,3,3-Pentamethyldisiloxane
Purity: >95.0%(GC)
Packaging: 5mL
Price: $51
Updated: 2024/03/01

TCI Chemical

Product number: P1535
Product name: 1,1,1,3,3-Pentamethyldisiloxane
Purity: >95.0%(GC)
Packaging: 25mL
Price: $150
Updated: 2024/03/01

Alfa Aesar

Product number: L16577
Product name: Pentamethyldisiloxane, 95%
Packaging: 5g
Price: $64.65
Updated: 2024/03/01

Alfa Aesar

Product number: L16577
Product name: Pentamethyldisiloxane, 95%
Packaging: 25g
Price: $257
Updated: 2024/03/01

Less

PENTAMETHYLDISILOXANE Chemical Properties,Usage,Production

Uses

Pentamethyldisiloxane, is an organosilicon compound used in synthesis of siloxane-polyether copolymer surfactants. Pentamethyldisiloxane can also be used as source of the trimethylsilyl functional group in organic synthesis.

Uses

Pentamethyldisiloxane is used in the synthesis of siloxane-polyether copolymer surfactants. It is also used as source of trimethylsilyl functional group in organic synthesis.

Synthesis

Take prepared potassium trimethylsilanolate 1.12kg in 2L of anhydrous tetrahydrofuran, was added dropwise with stirring dimethylchlorosilane1kg, dropwise, room temperature reaction 1h, filtered, concentrated, extracted with ether, dried and concentrated to give a high purity of 98% or more of pentamethyl disiloxane 1.2kg.

PENTAMETHYLDISILOXANE Preparation Products And Raw materials

Raw materials

Preparation Products

Less

PENTAMETHYLDISILOXANE Suppliers

Americas 1 China 124 Germany 2 India 4 Japan 1 Singapore 1 Switzerland 2 United Kingdom 4 United States 14 Global 153

Shanghai Gileader Advanced Material Technology Co.,Ltd

Tel: 021-69980372 18516111942
Email: 823898732@qq.com
Country: China
ProdList: 1336
Advantage: 56

Jinan Shicheng Organic Silicon Technology Co., Ltd

Tel: 0531-88580030 17854171837
Fax: 0531-88580030
Email: 1686140776@qq.com
Country: China
ProdList: 61
Advantage: 58

Shanghai Jiliu New Material Technology Co., Ltd

Tel: 18751119219
Email: 3138401991@qq.com
Country: China
ProdList: 499
Advantage: 58

J & K SCIENTIFIC LTD.

Tel: 010-82848833 400-666-7788
Fax: 86-10-82849933
Email: jkinfo@jkchemical.com
Country: China
ProdList: 94838
Advantage: 76

Meryer (Shanghai) Chemical Technology Co., Ltd.

Tel: 021-61259108 18621169097
Fax: 86-21-61259102
Email: market03@meryer.com
Country: China
ProdList: 40241
Advantage: 62

Alfa Aesar

Tel: 400-6106006
Fax: 021-67582001/03/05
Email: saleschina@alfa-asia.com
Country: China
ProdList: 30132
Advantage: 84

TCI (Shanghai) Development Co., Ltd.

Tel: 021-67121386
Fax: 021-67121385
Email: Sales-CN@TCIchemicals.com
Country: China
ProdList: 24539
Advantage: 81

BeiJing Hwrk Chemicals Limted

Tel: 0757-86329057 18501085097
Fax: 010-89508210
Email: sales3.gd@hwrkchemical.com
Country: China
ProdList: 7639
Advantage: 55

Energy Chemical

Tel: 021-021-58432009 400-005-6266
Fax: 021-58436166
Email: sales8178@energy-chemical.com
Country: China
ProdList: 44751
Advantage: 61

Shanghai Sinch Parmaceuticals Tech. Co. Ltd.

Tel: +86-21-54098501
Fax: +86-21-54096319
Email: sales@sinch.com.cn
Country: China
ProdList: 11605
Advantage: 64

Shanghai Hanhong Scientific Co.,Ltd.

Tel: 021-54306202 13764082696;
Email: info@hanhongsci.com
Country: China
ProdList: 42982
Advantage: 64

BEST-REAGENT

Tel: 400-1166-196 18981987031
Fax: 028-84555506 800101999
Email: cdhxsj@163.com
Country: China
ProdList: 11726
Advantage: 57

Novel Chemical

Tel: +86-21-64855560, 4008207808
Fax: +86-21-64855560-8021
Email: sales@novelglobal.com
Country: China
ProdList: 124
Advantage: 62

Chengdu Ai Keda Chemical Technology Co., Ltd.

Tel: 4008-755-333 18080918076
Fax: 028-86757656
Email: 800078821@qq.com
Country: China
ProdList: 9725
Advantage: 55

Shanghai chuqing Organosilane technology ltd

Tel: 021-61530618
Fax: 86-21-51714575
Email: sales@chuqingtech.com
Country: China
ProdList: 274
Advantage: 55

Shanghai MOF Chemical Tech Limited

Tel: 13661494087 18964793018
Fax: 86-021-51821718 QQ：2427604606
Email: sales@mof-chemicals.com
Country: China
ProdList: 293
Advantage: 55

Shanghai Run-Biotech Co., Ltd.

Tel: 021-57171705 13817537615
Fax: QQ3095748324
Email: sales@run-biotech.com
Country: China
ProdList: 2597
Advantage: 58

Shanghai Worldyang Chemical Co.,Ltd.

Tel: 021-021-56795766
Fax: +86-21-56795266
Email: sales@worldyachem.com
Country: China
ProdList: 9352
Advantage: 58

Chengdu HuaXia Chemical Reagent Co. Ltd

Tel: 400-1166-196 13458535857
Fax: QQ：800101999
Email: cdhxsj@163.com
Country: China
ProdList: 13358
Advantage: 58

Shanghai Boka-chem Tech. Inc.

Tel: 400-026-1533/(021) 6478-0600
Fax: +86 (21) 6459-2060
Email: sales@bokachem.com
Country: China
ProdList: 876
Advantage: 58

Shanghai Macklin Biochemical Co.,Ltd.

Tel: 15221275939 15221275939
Fax: 021-50706099
Email: shenlinxing@macklin.cn
Country: China
ProdList: 15878
Advantage: 55

Hangzhou J&H Chemical Co., Ltd.

Tel: +86-571-87396432
Fax: 0571-87396431
Email: sales@jhechem.com
Country: China
ProdList: 10015
Advantage: 53

Sigma-Aldrich

Tel: 021-61415566 800-8193336
Email: orderCN@merckgroup.com
Country: China
ProdList: 51471
Advantage: 80

Shanghai Enchem Industry Co., Ltd.

Tel: 15021317485
Fax: 021-58109752
Country: China
ProdList: 1403
Advantage: 58

Shanghai Zhuang Ming New Material Technology Co., Ltd.

Tel: 17312398916 051386936896 15216715905
Fax: 051386936896
Email: sales@zhuangming.net
Country: China
ProdList: 1271
Advantage: 58

Shanghai Synchem Pharma Co., ltd

Tel: 021-61984905-1 18016477331
Email: synchempharma@aliyun.com
Country: China
ProdList: 6455
Advantage: 55

Shanghai QianYan Bio-technology Co., Ltd

Tel: 02781293128
Email: orders@biochemsafebuy.com
Country: China
ProdList: 9934
Advantage: 55

BePharm Ltd

Tel: 400-685-9117
Fax: 021-51816740
Email: market@bepharm.com
Country: China
ProdList: 15081
Advantage: 60

Chengdu Dianchun Technology Co., Ltd

Tel: 400-1166-196 18502815961
Fax: QQ：800101999
Email: cdhxsj@163.com
Country: China
ProdList: 14623
Advantage: 60

Grader reagent

Tel: 18221735425
Email: sales@xinpingchem.com
Country: China
ProdList: 9951
Advantage: 58

Zhengzhou Acme Chemical Co., Ltd.

Tel: 0371-0371-55629727 13323845623
Fax: 037155629727
Email: 2885676761@qq.com
Country: China
ProdList: 9859
Advantage: 58

Xuzhou ZhuoYun New Material Technology Co., Ltd.

Tel: 0516- 13776763863
Fax: -
Email: zhangqinli.ok@163.com
Country: China
ProdList: 1133
Advantage: 58

Lynnchem

Tel: 86-(0)29-85992781 17792393971
Email: info@lynnchem.com
Country: China
ProdList: 4587
Advantage: 58

Beyond IndustriesChina Limited

Tel: 15021878111
Fax: 021-62570268
Email: 2355354501@qq.com
Country: China
ProdList: 937
Advantage: 55

Taian Jiaye Biotechnology Co.Ltd

Tel: 13127280945
Email: 285424065@qq.com
Country: China
ProdList: 9980
Advantage: 55

9ding chemical ( Shanghai) Limited

Tel: 021-021-52271985 17721149837
Fax: +86 (21) 52271987
Email: sales@9dingchem.com
Country: China
ProdList: 19806
Advantage: 60

Shanghai BaiShun Biological Technology Co., Ltd

Tel: 021-37581181
Fax: 021-57456066
Email: sales@chem-mall.com
Country: China
ProdList: 10335
Advantage: 58

Aikon International Limited

Tel: 025-58851090 13611564524
Fax: (6)02557626880
Email: lwan@aikonchem.com
Country: China
ProdList: 15952
Advantage: 58

Rhawn Reagent

Tel: 400-400-1332688 18019345275
Fax: 400-133-2688
Email: amy@rhawn.cn
Country: China
ProdList: 15503
Advantage: 58

Suzhou Siso new material Co.,Ltd.

Tel: 0512-65402974 18550909935;
Fax: 0512-67544899
Email: siso03@126.com
Country: China
ProdList: 1892
Advantage: 58

Shanghai neon biological technology co., LTD

Tel: 021-54252912-8903
Email: leona.xin@forneeds.cn
Country: China
ProdList: 4762
Advantage: 58

Shanghai Jizhi Biochemical Technology Co. Ltd.

Tel: 400-400-400-9004166 18616739031
Email: 3007523370@qq.com
Country: China
ProdList: 52712
Advantage: 58

Suzhou Adelaide Chemical Technology Co., Ltd.

Tel: 15995785122
Email: 3003020078@qq.com
Country: China
ProdList: 1198
Advantage: 58

Shenzhen Polymeri Biochemical Technology Co., Ltd.

Tel: +86-400-002-6226 13028896684
Email: sales@rrkchem.com
Country: China
ProdList: 55827
Advantage: 58

Henan Alpha Chemical Co., Ltd.

Tel: 0371-55055611 18137792234
Fax: QQ：3002694073
Email: 3002694073@qq.com
Country: China
ProdList: 10145
Advantage: 58

Anhui Silicon Innovation Materials Technology Co., Ltd.

Tel: 15155150338 17201714774
Email: 3317543774@qq.com
Country: China
ProdList: 1085
Advantage: 58

ANHUI WITOP BIOTECH CO., LTD

Tel: +8615255079626
Email: eric@witopchemical.com
Country: China
ProdList: 23556
Advantage: 58

Henan Alfa Chemical Co., Ltd

Tel: +8618339805032
Email: alfa4@alfachem.cn
Country: China
ProdList: 12755
Advantage: 58

Hefei TNJ Chemical Industry Co.,Ltd.

Tel: 0551-65418671
Fax: 0551-65418697
Email: sales@tnjchem.com
Country: China
ProdList: 34572
Advantage: 58

Hong Kong Tiansheng New Material Trading Co., Ltd

Tel: +8617320695765
Fax: 17320695765
Email: zxx@hktiansheng.com
Country: China
ProdList: 981
Advantage: 58

Less

View Lastest Price from PENTAMETHYLDISILOXANE manufacturers

Hubei Changfu Chemical Co., Ltd.

Product: 1,1,1,3,3-Pentamethyldisiloxane 1438-82-0
Price: US $0.00/kg
Min. Order: 1kg
Purity: 95
Supply Ability: 20 tons
Release date: 2024-03-12

Shanghai Daken Advanced Materials Co.,Ltd

Product: PENTAMETHYLDISILOXANE 1438-82-0
Price: US $0.00/KG
Min. Order: 1KG
Purity: 98%
Supply Ability: 1000KG /month
Release date: 2021-11-22

Hong Kong Tiansheng New Material Trading Co., Ltd

Product: Pentamethyl Disiloxane 1438-82-0
Price: US $14.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 100KG
Release date: 2021-09-24

1438-82-0, PENTAMETHYLDISILOXANERelated Search:

Sodium thiosulfate pentahydrate 1,3-BIS(3-AMINOPROPYL)TETRAMETHYLDISILOXANE 1,3-Bis(chloromethyl)-1,1,3,3-tetramethyldisiloxane 1,3-BIS(DICHLOROMETHYL)-1,1,3,3-TETRAMETHYLDISILOXANE Hexamethyldisiloxane HEXAPHENYLDISILOXANE 1,3-DIPHENYL-1,1,3,3-TETRAMETHYLDISILOXANE 1,3-BIS(4-HYDROXYBUTYL)TETRAMETHYLDISILOXANE HEXAETHYLDISILOXANE 3,3-DIPHENYLHEXAMETHYLTRISILOXANE 1,3-bis(3-glycidoxypropyl)tetramethyldisiloxane Divinyltetramethyldisiloxane DODECAMETHYLPENTASILOXANE Octamethyltrisiloxane DECAMETHYLTETRASILOXANE 1,3-BIS(ACETOXYMETHYL)-1,1,3,3-TETRAMETHYLDISILOXANE BIS(BROMOMETHYL)TETRAMETHYLDISILOXANE 1,3-BIS(3-CYANOPROPYL)TETRAMETHYLDISILOXANE

pentamethyl-disiloxan

PENTAMETHYLDISILOXANE

PENTAMETHYLDISILOXANE 97+%

(Trimethylsiloxy)dimethylsilane

1,1,1,3,3-Pentamethylpropanedisiloxane

2,2,4-Trimethyl-3-oxa-2,4-disilapentane

Trimethylsiloxydimethylsilane

Dimethyl(trimethylsilyloxy)silane

1,1,1,3,3-Pentamethyldisiloxane

1,1,1,3,3-Pentamethyl-disiloxane

Disiloxane,pentamethyl-

[(dimethylsilyl)oxy]trimethylsilane

Disiloxane, 1,1,1,3,3-pentamethyl-

DK541

1438-82-0

CH33SiOSiHCH32

C5H16OSi2

Organosilicon

Organometallic Reagents

Siloxanes

Chemical Synthesis

Organometallic Reagents

Organosilicon

Siloxanes