ChemicalBook >> CAS DataBase List >>PENTAMETHYLDISILOXANE
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
- Molecular Weight:
- 148.35
- MDL Number:
- MFCD00053658
- MOL File:
- 1438-82-0.mol
- MSDS File:
- SDS
Last updated:2024-03-12 22:07:32
Boiling point | 86 °C (lit.) |
---|---|
Density | 0.760 g/mL at 20 °C (lit.) |
refractive index |
n |
Flash point | -9°C |
form | clear liquid |
Specific Gravity | 0.758 |
color | Colorless to Almost colorless |
Water Solubility | Not miscible or difficult to mix in water. |
Hydrolytic Sensitivity | 3: reacts with aqueous base |
Sensitive | Moisture Sensitive |
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) |
PENTAMETHYLDISILOXANE price More Price(11)
Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
---|---|---|---|---|---|---|---|
Sigma-Aldrich | 76840 | Pentamethyldisiloxane ≥95.0% | 1438-82-0 | 5ml | $94.7 | 2024-03-01 | Buy |
TCI Chemical | P1535 | 1,1,1,3,3-Pentamethyldisiloxane >95.0%(GC) | 1438-82-0 | 5mL | $51 | 2024-03-01 | Buy |
TCI Chemical | P1535 | 1,1,1,3,3-Pentamethyldisiloxane >95.0%(GC) | 1438-82-0 | 25mL | $150 | 2024-03-01 | Buy |
Alfa Aesar | L16577 | Pentamethyldisiloxane, 95% | 1438-82-0 | 5g | $64.65 | 2024-03-01 | Buy |
Alfa Aesar | L16577 | Pentamethyldisiloxane, 95% | 1438-82-0 | 25g | $257 | 2024-03-01 | Buy |
PENTAMETHYLDISILOXANE Chemical Properties,Uses,Production
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.
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.
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
Global( 153)Suppliers
Supplier | Tel | Country | ProdList | Advantage | |
---|---|---|---|---|---|
Hubei Changfu Chemical Co., Ltd. | +86-027-84396550 +8617721064038 | sales@cfsilanes.com | China | 401 | 58 |
Shanghai Daken Advanced Materials Co.,Ltd | +86-371-66670886 | info@dakenam.com | China | 15928 | 58 |
Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 | info@tianfuchem.com | China | 21691 | 55 |
Nanjing ChemLin Chemical Industry Co., Ltd. | 025-83697070 | product@chemlin.com.cn | CHINA | 3012 | 60 |
ATK CHEMICAL COMPANY LIMITED | +undefined-21-51877795 | ivan@atkchemical.com | China | 32480 | 60 |
Win-Win Chemical CO., Limited | 0086-577-64498589 | sales@win-winchemical.com | CHINA | 998 | 58 |
Shanghai Worldyang Chemical Co.,Ltd. | ,+86-21-56795779; +8613651600618 | sales@worldyachem.com | China | 879 | 58 |
Chongqing Chemdad Co., Ltd | +86-023-61398051 +8613650506873 | sales@chemdad.com | China | 39916 | 58 |
career henan chemical co | +86-0371-86658258 15093356674; | factory@coreychem.com | China | 29826 | 58 |
Hubei Co-Formula Material Tech Co., Ltd. | +86-27-84459282 | sales@cfmats.com | CHINA | 882 | 58 |
View Lastest Price from PENTAMETHYLDISILOXANE manufacturers
Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
---|---|---|---|---|---|---|---|---|
2024-04-24 | 1,1,1,3,3-Pentamethyldisiloxane
1438-82-0
|
US $0.00 / kg | 1kg | 95 | 20 tons | Hubei Changfu Chemical Co., Ltd. | ||
2024-01-23 | PENTAMETHYLDISILOXANE
1438-82-0
|
US $0.00 / KG | 1KG | 98% | 1000KG /month | Shanghai Daken Advanced Materials Co.,Ltd | ||
2022-02-25 | Pentamethyl Disiloxane
1438-82-0
|
US $14.00 / KG | 1KG | 99% | 100KG | Hong Kong Tiansheng New Material Trading Co., Ltd |
- 1,1,1,3,3-Pentamethyldisiloxane
1438-82-0
- US $0.00 / kg
- 95
- Hubei Changfu Chemical Co., Ltd.
- PENTAMETHYLDISILOXANE
1438-82-0
- US $0.00 / KG
- 98%
- Shanghai Daken Advanced Materials Co.,Ltd
- Pentamethyl Disiloxane
1438-82-0
- US $14.00 / KG
- 99%
- Hong Kong Tiansheng New Material Trading Co., Ltd
1438-82-0(PENTAMETHYLDISILOXANE)Related 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
1of4
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