CAS 40372-72-3

Bis[3-(triethoxysilyl)propyl] tetrasulfide

Description:

Bis[3-(triethoxysilyl)propyl] tetrasulfide, with the CAS number 40372-72-3, is an organosilicon compound characterized by its unique structure that includes both silane and sulfur functionalities. This compound typically features two triethoxysilyl groups attached to a central tetrasulfide chain, which contributes to its reactivity and utility in various applications. It is known for its excellent adhesion properties, making it valuable in the formulation of sealants, adhesives, and coatings, particularly in enhancing the bonding of organic materials to inorganic substrates. The presence of ethoxy groups allows for hydrolysis and subsequent condensation reactions, facilitating the formation of siloxane networks upon exposure to moisture. Additionally, the tetrasulfide linkage imparts flexibility and resilience to the material, enhancing its performance in rubber and polymer composites. Overall, this compound is significant in the field of materials science, particularly in applications requiring durable and chemically resistant formulations.

Formula: C₁₈H₄₂O₆S₄Si₂

InChI: InChI=1/C18H42O6S4Si2/c1-7-19-29(20-8-2,21-9-3)17-13-15-25-27-28-26-16-14-18-30(22-10-4,23-11-5)24-12-6/h7-18H2,1-6H3

InChI key: InChIKey=VTHOKNTVYKTUPI-UHFFFAOYSA-N

SMILES: [Si](CCCSSSSCCC[Si](OCC)(OCC)OCC)(OCC)(OCC)OCC

Synonyms:

• 3,16-Dioxa-8,9,10,11-tetrathia-4,15-disilaoctadecane, 4,4,15,15-tetraethoxy-
• 3,3'-Bis(triethoxysilylpropyl) tetrasulfide
• 4,4,15,15-Tetraethoxy-3,16-Dioxa-8,9,10,11-Tetrathia-4,15-Disilaoctadecane
• 4,4,15,15-Tetraethoxy-3,16-dioxa-8,9,10,11-tetrathia-4,15-disilaoctadecan
• 4,4,15,15-Tetraetoxi-3,16-Dioxa-8,9,10,11-Tetratia-4,15-Disilaoctadecano
• A 1289
• B 2494
• B 803049
• BHCOUP-Si-69
• Bis(3-(ethoxysilyl)propyl)tetrasulfide
• Bis(3-triethoxisilylpropyl)tetrasulfide
• Bis(3-triethoxysilylpropyl)tetrasulfane
• Bis(3-triethoxysilylpropyl)tetrasulfide
• Bis(triethoxysilylpropyl)tetrasulfane
• Bis-(3-(Triaethoxysilyl)-Propyl)-Tetrasulfid
• Bis-(γ-triethoxysilylpropyl)-tetrasulfide
• Bis[3-(triethoxysilyl)propyl]tetrasulfide
• Bis[triethoxysilylpropyl] tetrasulfide
• Bis[γ-(triethoxysilyl)propyl]tetrasulfide
• Btsps
• Cabrus 4
• Coupling Agent-Si-69
• Couplink 89
• Db 619
• Degussa Si 69
• EF 60 (coupling agent)
• Ef 60
• Hp 1898B
• KH-Si 69
• Kbe 845
• Kbe 846
• Kbe 849
• Kbe 864
• Kbm 846
• Kh 69
• Kh 845-4
• Kh 845-4-2
• Kh 846
• Kh 858
• Luvomaxx TESPT
• Mb 69
• Ofs 6940
• Ofs 6945
• SG-Si 998
• Sca 98
• Si 29
• Si 69
• Sib 1825.0
• Silane 69
• Silane Coupling Agent A-1289
• Silane Coupling Agent KH-858
• Silane Coupling Agent Si-69
• Silanogran SI 69
• Silquest A 1289
• Tespt
• Tetrasulfane, Bis(3-Triethoxysilylpropyl)-
• Tm 69
• Unisilan 41
• WD 40 (coupling agent)
• Wd 40
• Xiameter OFS 6940
• Xiameter Z 6940
• Z 6940
• Silane coupler KH-858
• Bis[3-(triethoxysilyl)propyl]tetrasulfide, S 22.3% (typical)
• [Pertetrathiobis(trimethylene)]bis(triethoxysilane)
• Si-69 Silane coupling agent
• 3,3'-TETRATHIOBIS(PROPYL-TRIETHOXYSILANE)
• 3,16-Dioxa-8,9,10,11-tetrathia-4,15-disilaoctadecane,4,4',15,15-tretraethoxy-
• 9,10,11-tetrathia-4,15-disilaoctadecane,4,4,15,15-tetraethoxy-16-dioxa-8
• CouplingagentG-407
• bis(3-briethoxy silane propyl)-tetrsulfide
• BIS(TRIETHOXYSILYLPROPYL)TETRASULPHANE
• 16-Dioxa-8,9,10,11-tetrathia-4,15-disilaoctadecane,4,4’,15,15-tretraethoxy-3
• Bis(3-triethoxysilylpropyl)-tetrasulfan
• BIS [3-(TRIETHOXYSILYL )PROPYL ] TETRASULPHIDE

Bis[3-(triethoxysilyl)propyl]tetrasulfide, S 22.3% (typical)

CAS: 40372-72-3

Coupling/cross-linking agent for precious metals

Formula: C₁₈H₄₂O₆S₄Si₂

Color and Shape: Clear yellow to brown, Liquid

Molecular weight: 538.94

Ref: 02-042410

Bis[3-(triethoxysilyl)propyl] tetrasulfide

CAS: 40372-72-3

Formula: C₁₈H₄₂O₆S₄Si₂

Purity: 95%

Color and Shape: Liquid

Molecular weight: 538.9535

Ref: IN-DA0034J9

Bis[3-(triethoxysilyl)prop-1-yl]tetrasulphane

CAS: 40372-72-3

Bis[3-(triethoxysilyl)prop-1-yl]tetrasulphane

Formula: C₁₈H₄₂O₆S₄Si₂

Purity: ≥95%

Color and Shape: yellow liquid

Molecular weight: 538.95g/mol

Ref: 54-OR3889

Bis [3-(triethoxysilyl )propyl ] tetrasulphide

CAS: 40372-72-3

S02150 - Bis [3-(triethoxysilyl )propyl ] tetrasulphide

Formula: C₁₈H₄₂O₆S₄Si₂

Purity: 90%+

Color and Shape: Liquid

Molecular weight: 538.94

Ref: 10-S02150

Bis[3-(triethoxysilyl)propyl]tetrasulfide

CAS: 40372-72-3

Bis[3-(triethoxysilyl)propyl]tetrasulfide is a cross-linking agent that can be used to create polymer films. It has been shown to form hydrated films in deionized water, which have been studied with atomic force microscopy. Kinetic data for the polymerization of bis[3-(triethoxysilyl)propyl]tetrasulfide has also been obtained by following the increase in viscosity of a solution containing a small amount of bis[3-(triethoxysilyl)propyl]tetrasulfide and an organic modifier. Bis[3-(triethoxysilyl)propyl]tetrasulfide is typically synthesized using solid-phase synthesis on carbon nanotubes or particles.

Formula: C₁₈H₄₂Si₂S₄O₆

Purity: Min. 80%

Color and Shape: Yellow Clear Liquid

Molecular weight: 538.96 g/mol

Ref: 3D-FB33713

BIS[3-(TRIETHOXYSILYL)PROPYL]TETRASULFIDE, tech

CAS: 40372-72-3

bis[3-(triethoxysilyl)propyl]tetrasulfide; bis(triethoxysilylpropyl)tetrasulfane; TESPT
Sulfur functional dipodal silaneContains distribution of S2 - S10 species; average 3.8Viscosity: 11 cStAdhesion promoter for precious metalsCoupling agent/vulcanizing agent for "green" tiresAdhesion promoter for physical vapor deposition (PVD) copper on parylene

Formula: C₁₈H₄₂O₆S₄Si₂

Purity: 95%

Color and Shape: Pale Yellow Amber Liquid

Molecular weight: 538.94

Ref: 3H-SIB1825.0