Carbon tetrabromide → HCID 23439924, compound

HRID 2120423Notes

Reaction equation

HRID 2120423 reaction equation
C(P(CCCCCCCC)CCCCCCCC)CCCCCCC.[C:26]([Br:30])(Br)(Br)Br.[Si:31]([O:38][C:39]1[CH:44]=[CH:43][C:42](CO)=[CH:41][C:40]=1[CH2:47][O:48][Si:49]([C:52]([CH3:55])([CH3:54])[CH3:53])([CH3:51])[CH3:50])([C:34]([CH3:37])([CH3:36])[CH3:35])([CH3:33])[CH3:32]>C(OCC)C>[Br:30][CH2:26][C:42]1[CH:43]=[CH:44][C:39]([O:38][Si:31]([C:34]([CH3:37])([CH3:36])[CH3:35])([CH3:33])[CH3:32])=[C:40]([CH2:47][O:48][Si:49]([C:52]([CH3:55])([CH3:54])[CH3:53])([CH3:50])[CH3:51])[CH:41]=1

Participants

5

Reactant 3

HCID 11205Carbon tetrabromideHCID 20851TrioctylphosphineHCID 23439939HCID 23439939, compound

Product 1

HCID 23439924HCID 23439924, compound

Reagents, catalysts & solvents 1

HCID 3283Diethyl EtherSolvent

Procedure

In a manner similar to Example 3(b), by reacting 4.2 ml (9.4 mmol) of trioctylphosphine, 3.1 g (9.4 mmol) of carbon tetrabromide with 1.7 g (4.3 mmol) of [4-(tert-butyldimethylsilanyloxy)-3-(tert-butyldimethylsilanyloxymethyl)phenyl]methanol in 30 ml of ethyl ether, after purification on a silica column (AcOEt 10-Heptane 90), a yellow oil (m=1.7 g; Y=86%) is obtained.

Workup

  1. customafter purification on a silica column (AcOEt 10-Heptane 90)
  2. customa yellow oil (m=1.7 g; Y=86%) is obtained

Sources & evidence

ORD record
ord-0e718ffb67f64fccab4bbb930d79f01b
Source dataset
uspto-grants-2004_02
Patent number
US06689922B1

Reaction notes

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