2,2,7,7-Tetramethyl-3,6-dithia-2,7-disilaoctane

Base Information

• Chemical Name: 2,2,7,7-Tetramethyl-3,6-dithia-2,7-disilaoctane
• CAS No.: 51048-29-4
• Molecular Formula: C8H22 S2 Si2
• Molecular Weight: 238.566
• Hs Code.: 2931900090
• European Community (EC) Number: 256-935-1
• NSC Number: 382146
• UNII: VHT6NH5F65
• DSSTox Substance ID: DTXSID50199054
• Nikkaji Number: J261.620C
• Wikidata: Q83071944
• Mol file: 51048-29-4.mol

Synonyms:51048-29-4;Ethylenedithiobis(trimethylsilane);2,2,7,7-Tetramethyl-3,6-dithia-2,7-disilaoctane;1,2-Ethanedithiobis(trimethylsilane);1,2-Bis(trimethylsilylthio)ethane;VHT6NH5F65;trimethyl(2-trimethylsilylsulfanylethylsulfanyl)silane;EINECS 256-935-1;NSC-382146;3,6-Dithia-2,7-disilaoctane, 2,2,7,7-tetramethyl-;NSC382146;S,S'-Bis(trimethylsilyl)-1,2-ethanedithiol;UNII-VHT6NH5F65;C8H22S2Si2;SCHEMBL2000069;C8-H22-S2-Si2;DTXSID50199054;(Ethylenebisthio)bis(trimethylsilane);MFCD00042832;AKOS025295401;NSC 382146;S(CCS[Si](C)(C)C)[Si](C)(C)C;CS-0179729;E0479;FT-0734138;1,2-BIS(TRIMETHYLSILANYLSULFANYL)ETHANE;D90529;1,2-Ethanedithiobis(trimethylsilane), >=97.0%;EN300-1666639;F8880-8373

Chemical Property of 2,2,7,7-Tetramethyl-3,6-dithia-2,7-disilaoctane

Chemical Property:

• Vapor Pressure: 0.0441mmHg at 25°C
• Refractive Index: n20/D 1.495
• Boiling Point: 245.8°Cat760mmHg
• Flash Point: 102.5°C
• PSA: 50.60000
• Density: 0.917g/cm³
• LogP: 4.12260
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 5
• Exact Mass: 238.07014612
• Heavy Atom Count: 12
• Complexity: 108

Purity/Quality:

98%,99%, ^*data from raw suppliers

Ethylenedithiobis(trimethylsilane) ^*data from reagent suppliers

Safty Information:

• Safety Statements: 23-24/25

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Canonical SMILES: C[Si](C)(C)SCCS[Si](C)(C)C

Technology Process of 2,2,7,7-Tetramethyl-3,6-dithia-2,7-disilaoctane

There total 5 articles about 2,2,7,7-Tetramethyl-3,6-dithia-2,7-disilaoctane which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 80.0%

chloro-trimethyl-silane (75-77-4) + disodium 1,2-ethanedithiolate (23851-06-1,23851-16-3) → 1,2-ethanedithiobis(trimethylsilane) (51048-29-4)

Guidance literature:

In diethyl ether; for 2h;

DOI:10.1016/S0040-4020(01)81441-1

Reference yield: 76.0%

chloro-trimethyl-silane (75-77-4) + ethane-1,2-dithiol (540-63-6) → 1,2-ethanedithiobis(trimethylsilane) (51048-29-4)

Guidance literature:

With triethylamine;

DOI:10.1246/cl.1980.1355

Reference yield:

ethane-1,2-dithiol (540-63-6) + 1,1,1,3,3,3-hexamethyl-disilazane (999-97-3) → 1,2-ethanedithiobis(trimethylsilane) (51048-29-4)

Guidance literature:

With 1H-imidazole;

DOI:10.1021/ja00457a020 DOI:10.1016/S0022-328X(00)86537-7

upstream raw materials:

ethane-1,2-dithiol

1,1,1,3,3,3-hexamethyl-disilazane

chloro-trimethyl-silane

disodium 1,2-ethanedithiolate

Downstream raw materials:

(6S,8R,10R)-6-[(R)-2-((R)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-1-methyl-ethyl]-10-[(2S,4R)-2-methoxymethoxy-4-(2-methyl-[1,3]dithiolan-2-yl)-pentyl]-8-(4-methoxy-phenyl)-7,9-dioxa-1,4-dithia-spiro[4.5]decane

(5aS,8R,8aS)-7-(1,3-dithiolan-2-yl)-5a,8-dimethyl-4-phenyl-2,5a,8,8a-tetrahydro-1H-cyclopenta[4,5]furo[3,2-c]pyridin-1-one

(Z)-3-(2-Trimethylsilanylsulfanyl-ethylsulfanyl)-1-triphenylsilanyl-propenone

C₄₄H₆₄OS₂Si