2,2,3,3,5,5,6,6-Octamethyl-1,4,2,3,5,6-dioxatetrasilinane

Base Information

• Chemical Name: 2,2,3,3,5,5,6,6-Octamethyl-1,4,2,3,5,6-dioxatetrasilinane
• CAS No.: 17865-73-5
• Molecular Formula: C8H24 O2 Si4
• Molecular Weight: 264.619
• Hs Code.: 2901100000
• European Community (EC) Number: 634-028-5
• DSSTox Substance ID: DTXSID60399563
• Nikkaji Number: J1.074.985I
• Wikidata: Q82202203
• Mol file: 17865-73-5.mol

Synonyms:2,2,3,3,5,5,6,6-octamethyl-1,4,2,3,5,6-dioxatetrasilinane;17865-73-5;Octamethyl-1,4-dioxa-2,3,5,6-tetrasilacyclohexane;SCHEMBL1091826;DTXSID60399563;octamethyl-1,4-dioxacyclohexasilane;STK330795;OCTAMETHYL-1,4,2,3,5,6-DIOXATETRASILINANE;1,4-Dioxa-2,3,5,6-tetrasilacyclohexane, octamethyl-;2,2,3,3,5,5,6,6-octamethyl-2,3,5,6-tetrasila-1,4-dioxacyclohexane

Chemical Property of 2,2,3,3,5,5,6,6-Octamethyl-1,4,2,3,5,6-dioxatetrasilinane

Chemical Property:

• Melting Point: 44-45 °C(lit.)
• Boiling Point: 71-73 °C10 mm Hg(lit.)
• Flash Point: 127 °F
• PSA: 18.46000
• Density: 0.88±0.1 g/cm3(Predicted)
• LogP: 3.01040
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 0
• Exact Mass: 264.08533614
• Heavy Atom Count: 14
• Complexity: 198

Purity/Quality:

Safty Information:

• Pictogram(s): R10:
• Hazard Codes: R10:
• Statements: 10
• Safety Statements: 16-36

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C[Si]1(O[Si]([Si](O[Si]1(C)C)(C)C)(C)C)C

Technology Process of 2,2,3,3,5,5,6,6-Octamethyl-1,4,2,3,5,6-dioxatetrasilinane

There total 2 articles about 2,2,3,3,5,5,6,6-Octamethyl-1,4,2,3,5,6-dioxatetrasilinane 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: 70.6%

1,2-dichlorotetramethylsilane (4342-61-4) → octamethyl-1,4-dioxa-2,3,5,6-tetrasilacyclohexane (17865-73-5) + pyridine hydrochloride (628-13-7)

Guidance literature:

With pyridine; nickel dihydroxide; In toluene; acetonitrile; Heating;

DOI:10.1007/BF02495625

Reference yield:

2,2,3,3-Tetramethyl-5,6-[1,2-dicarba-closo-dodecaborano(12)]-1,4-ditellura-2,3-disilacyclohexane (1427584-23-3) + water (7732-18-5) → 1,2-dicarba-closo-dodecaborane(12) (16872-09-6) + octamethyl-1,4-dioxa-2,3,5,6-tetrasilacyclohexane (17865-73-5) + bis[1,2-dicarba-closo-dodecaborane-1-yl]-ditellane (944936-08-7)

Guidance literature:

In ⁽²⁾H₈-toluene; at 25 ℃;

DOI:10.1002/ejic.201201124

Reference yield: 74.0%

octamethyl-1,4-dioxa-2,3,5,6-tetrasilacyclohexane (17865-73-5) + (E)-1-(di-tert-butylphosphanyl)-4-styryl-1H-indole → (E)-8-(di-tert-butylphosphanyl)-1,1,3,3-tetramethyl-5-styryl-3,8-dihydro-1H-[1,2,5]oxadi-silolo[3,4-g]indole

Guidance literature:

With 2,5-Dimethyl-1,4-benzoquinone; palladium diacetate; In toluene; at 120 ℃; for 48h; Inert atmosphere; Schlenk technique; Sealed tube;

DOI:10.1002/anie.202015117

upstream raw materials:

1,2-dichlorotetramethylsilane

2,2,3,3-Tetramethyl-5,6-[1,2-dicarba-closo-dodecaborano⁽¹²⁾]-1,4-ditellura-2,3-disilacyclohexane

water