Tetradecamethylheptasiloxane-1,13-diol

Base Information

• Chemical Name: Tetradecamethylheptasiloxane-1,13-diol
• CAS No.: 3195-63-9
• Molecular Formula: C14H44 O8 Si7
• Molecular Weight: 537.097
• Hs Code.: 2934999090
• DSSTox Substance ID: DTXSID90697802
• Wikidata: Q82627819
• Mol file: 3195-63-9.mol

Synonyms:3195-63-9;Tetradecamethylheptasiloxane-1,13-diol;DTXSID90697802;bis[[[[hydroxy(dimethyl)silyl]oxy-dimethylsilyl]oxy-dimethylsilyl]oxy]-dimethylsilane

Chemical Property of Tetradecamethylheptasiloxane-1,13-diol

Chemical Property:

• Boiling Point: 393.3±25.0 °C(Predicted)
• PKA: 13.33±0.53(Predicted)
• PSA: 95.84000
• Density: 0.989±0.06 g/cm3(Predicted)
• LogP: 3.98320
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 8
• Rotatable Bond Count: 12
• Exact Mass: 536.14210410
• Heavy Atom Count: 29
• Complexity: 506

Purity/Quality:

99%min ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C[Si](C)(O)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O
• Uses: 1,13-Dihydroxytetradecamethylheptasiloxane is an important organosilicon intermediate.

Technology Process of Tetradecamethylheptasiloxane-1,13-diol

There total 2 articles about Tetradecamethylheptasiloxane-1,13-diol 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:

dodecamethylcyclohexasilane (4098-30-0) → tetradecamethylcycloheptasiloxane (107-50-6) + hexadecamethylcyclooctasiloxane (556-68-3) + octadecamethyl-cyclononasiloxane (556-71-8) + Hexamethylcyclotrisiloxane (541-05-9) + octamethylcyclotetrasiloxane (556-67-2) + decamethylcyclopentasiloxane (541-02-6) + dodecamethyl-cyclohexasiloxane (540-97-6) + 1,1,3,3,5,5,7,7,9,9,11,11,13,13,15,15-hexadecamethyloctasiloxane-1,15-diol (4938-87-8) + 1,1,3,3,5,5,7,7,9,9,11,11-dodecamethylhexasiloxane-1,11-diol (4029-00-9) + C30H92O16Si15 + eicosamethylcyclodecasiloxane (18772-36-6) + tetracosamethyl cyclododecasiloxane (18919-94-3) + Tricontamethylcyclopentadecasiloxan (23523-14-0) + α,ω-Dihydroxy-tetradecamethyl-heptasiloxan (3195-63-9) + Docosamethylcycloundecasiloxane (18766-38-6) + α,ω-Dihydroxy-polydimethylsiloxan + hexacosamethyl-cyclotridecasiloxane (23732-94-7) + Octacosamethylcyclotetradeca-siloxane (149050-40-8) + α,ω-Dihydroxy-octadecamethyl-nonasiloxan (18678-58-5) + 1,1,3,3,5,5,7,7,9,9,11,11,13,13,15,15,17,17,19,19,21,21,23,23,25,25,27,27,29,29,31,31-dotriacontamethylhexadecasiloxane-1,31-diol + Dotriacontamethylcyclohexadecasiloxane + tetratriacontamethylcycloheptadecasiloxane + C22H68O12Si11 + C24H74O13Si12 + C34H104O18Si17 + permethyldecasiloxane-1,19-diol + C28H86O15Si14

Guidance literature:

dodecamethylcyclohexasilane; With potassium tert-butylate; In tetrahydrofuran; at 20 ℃; for 0.5h; Inert atmosphere; Schlenk technique;

With hydrogen; C₆₂H₅₁N₂Ni₂^(1-)*K⁽¹⁺⁾*2C₄H₁₀O₂; In tetrahydrofuran; at 45 ℃; for 24h; under 1500.15 Torr; Schlenk technique;

With water; In tetrahydrofuran; at -40 - 20 ℃; for 12h; Schlenk technique;

DOI:10.1002/anie.201907525

Reference yield:

α,ω-Dichlor-tetradecamethyl-heptasiloxan (3004-00-0) → α,ω-Dihydroxy-tetradecamethyl-heptasiloxan (3195-63-9)

Guidance literature:

With sodium hydroxide; In diethyl ether;

DOI:10.1007/BF00911383

upstream raw materials:

α,ω-Dichlor-tetradecamethyl-heptasiloxan

dodecamethylcyclohexasilane

Refernces