CAS 5290-02-8

Cyclotetrasiloxanol, heptamethyl-

Description:

Cyclotetrasiloxanol, heptamethyl- (CAS 5290-02-8) is a siloxane compound characterized by a cyclic structure composed of four silicon atoms and four oxygen atoms, with seven methyl groups attached to the silicon atoms. This compound exhibits properties typical of siloxanes, such as low surface tension, thermal stability, and resistance to moisture. The presence of hydroxyl groups in its structure contributes to its potential as a surfactant and emulsifying agent, enhancing its compatibility with various organic and inorganic materials. Cyclotetrasiloxanol, heptamethyl- is often utilized in applications such as personal care products, coatings, and sealants due to its ability to impart a smooth texture and improve product stability. Additionally, its unique molecular structure allows for flexibility in formulation, making it valuable in both industrial and consumer products. Safety data indicates that, like many siloxanes, it should be handled with care, as exposure may lead to irritation or other health effects. Overall, this compound exemplifies the versatility and utility of siloxanes in modern chemistry.

Formula: C₇H₂₂O₅Si₄

Heptamethylcyclotetrasiloxan-2-ol

Controlled Product

CAS: 5290-02-8

Applications Heptamethylcyclotetrasiloxan-2-ol is a derivative of Octamethylcyclotetrasiloxane (O237145), which is an organometallic reagent that can be used in the preparation of siloxane polymers, with high surface-hydrophobicity restoration.
References Fritz, O., et al.: MRS Online Proceedings Library, 1535 (2012); Vanossi, A., et al.: Condensed Matter (2013);

Formula: C₇H₂₂O₅Si₄

Color and Shape: Neat

Molecular weight: 298.59

Ref: TR-H281305