Chlorotrimethylsilane → 3,8-Dioxa-2,9-disiladecane, 2,2,9,9-tetramethyl-

HRID 847487

Reaction equation

HRID 847487 reaction equation
[CH2:1]([OH:6])[CH2:2][CH2:3][CH2:4][OH:5].[CH3:7][Si:8]([CH3:11])([CH3:10])Cl>[Br-].C([P+](CCCC)(CCCC)CCCCCCCCCCCCCCCC)CCC>[CH3:7][Si:8]([CH3:11])([CH3:10])[O:5][CH2:4][CH2:3][CH2:2][CH2:1][O:6][Si:8]([CH3:11])([CH3:10])[CH3:7]

Participants

4

Reactant 2

HCID 6397ChlorotrimethylsilaneHCID 80641,4-Butanediol

Product 1

HCID 1403213,8-Dioxa-2,9-disiladecane, 2,2,9,9-tetramethyl-

Reagents, catalysts & solvents 1

HCID 84716Hexadecyltributylphosphonium bromideCatalyst

Procedure

1 mole of butane-1,4-diol, 3 moles of trimethylchlorosilane and 0.002 moles of tributyl-hexadecyl phosphonium bromide were reacted at the reflux temperature (56°-96° C.) as in Example 1. The product was worked up by fractional distillation.

Workup

  1. distillationThe product was worked up by fractional distillation

Sources & evidence

ORD record
ord-9db4bfcea3d94061a42271e73442d436
Source dataset
uspto-grants-1992_08
Patent number
US05142081

Linked notes

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