Simethicone Impurity 17
Tetradecamethylcycloheptasiloxane
CAS: 107-50-6
Molecular Formula: C14H42O7Si7
Simethicone Impurity 17 - Names and Identifiers
Simethicone Impurity 17 - Physico-chemical Properties
| Molecular Formula | C14H42O7Si7 |
| Molar Mass | 519.08 |
| Density | 0.9703 |
| Melting Point | -32°C(lit.) |
| Boling Point | 151°C/20mmHg(lit.) |
| Appearance | Morphological liquid |
| Refractive Index | 1.4020 to 1.4060 |
| Physical and Chemical Properties | Cycloheptasiloxane, tetradecamethyl- (107-50-6) |
| Use | tetradecylcycloheptasiloxane (D7) is an important intermediate in the silicone industry. Its main uses include the preparation of silicone polymers such as methyl silicone oil, insulation and moisture resistance of radio parts, gas chromatography glass capillary column surface to the active agent. |
Simethicone Impurity 17 - Upstream Downstream Industry
Simethicone Impurity 17 - Introduction
Tetramethylcycloheptasiloxane is an organic silicon compound. The following is an introduction to its properties, uses, manufacturing methods, and safety information:
Nature:
-Appearance: Colorless transparent liquid
-Solubility: soluble in common organic solvents (such as alcohols, ethers, hydrocarbons), insoluble in water
Usage:
It has good thermal stability, low-temperature performance, and chemical stability, and is widely used in multiple fields:
-Used as lubricants, sealants, and preservatives in the industrial field.
Method:
Tetramethylcycloheptasiloxane can be prepared by alkylation reaction of cyclic siloxane, with slightly different specific preparation methods.
Security information:
-Tetramethylcycloheptasiloxane is considered safe under normal usage conditions and has no significant toxicity at low concentrations.
-In high concentrations or high levels of exposure, it may cause irritation to the skin and eyes.
When using and handling this compound, please refer to the safety data sheets of the relevant materials and follow the correct operating procedures.
Last Update：2024-05-22 16:38:37
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View History
Simethicone Impurity 17
(-)-beta-Caryophyllene epoxide
36760-19-7
永固黄 DGR
91165-68-3
7789-49-3
dl-β-hydroxybutyric acid sodium salt
33844-77-8
Manganese(II) carbonate
Iridium(IV) tetraiodide
(-)-beta-Caryophyllene epoxide
36760-19-7
永固黄 DGR
91165-68-3
7789-49-3
dl-β-hydroxybutyric acid sodium salt
33844-77-8
Manganese(II) carbonate
Iridium(IV) tetraiodide
Raw Materials for Simethicone Impurity 17
Heptasiloxane, 1,13-dichloro-1,1,3,3,5,5,7,7,9,9,11,11,13,13-tetradecamethyl-
OCTACOSAMETHYLCYCLOTETRADECASILOXANE
1,17-Dihydroxy octadecamethyl nonasiloxane
TETRACOSAMETHYLCYCLODODECASILOXANE
TRIACONTAMETHYLCYCLOPENTADECASILOXANE
OCTADECAMETHYLCYCLONONASILOXANE
hexadecamethylcyclooctasiloxane
1,13-Dihydroxy Tetradecamethylheptasiloxane
Hexasiloxane, 1,1,3,3,5,5,7,7,9,9,11,11-dodecamethyl-
OCTACOSAMETHYLCYCLOTETRADECASILOXANE
1,17-Dihydroxy octadecamethyl nonasiloxane
TETRACOSAMETHYLCYCLODODECASILOXANE
TRIACONTAMETHYLCYCLOPENTADECASILOXANE
OCTADECAMETHYLCYCLONONASILOXANE
hexadecamethylcyclooctasiloxane
1,13-Dihydroxy Tetradecamethylheptasiloxane
Hexasiloxane, 1,1,3,3,5,5,7,7,9,9,11,11-dodecamethyl-