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(2-Methoxyphenoxy)acetonitrile → 2-(2-Methoxyphenoxy)ethyl amine

HRID 1872836
Notes
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Reaction equation

HRID 1872836 reaction equation
[CH3:1][O:2][C:3]1[CH:12]=[CH:11][CH:10]=[CH:9][C:4]=1[O:5][CH2:6][C:7]#[N:8].[H-].[Al+3].[Li+].[H-].[H-].[H-]>C(OCC)C>[CH3:1][O:2][C:3]1[CH:12]=[CH:11][CH:10]=[CH:9][C:4]=1[O:5][CH2:6][CH2:7][NH2:8]
ParticipantsConditionsProcedureWorkupSources & evidenceReaction notes

Participants

4

Reactant 2

HCID 2736747(2-Methoxyphenoxy)acetonitrileHCID 21226445Aluminium lithium hydride

Product 1

HCID 17130052-(2-Methoxyphenoxy)ethyl amineYield 56%

Reagents, catalysts & solvents 1

HCID 3283Diethyl EtherSolvent

Conditions

Temperature
0 °C

Procedure

To a solution of 2-(2-methoxy-phenoxy)acetonitrile (5 g, 31 mmol) in anhydrous ethyl ether (100 ml) was added lithium aluminum hydride (1.6 g, 40 mmol) portionwise. The reaction mixture was heated to reflux for 3 hours and then cooled to 0° C. The reaction was quenched with 1N hydrochloric acid and diluted with water (PH=1, aqueous layer). The mixture was extracted with ethyl acetate (3×150 ml), neutralized with 50% sodium hydroxide to pH>10, and extracted again with more ethyl acetate (3×100 ml). The combined organic layers were washed with brine (3×150 ml), dried over anhydrous sodium sulfate and filtered. The solvent was removed under vacuum to afford 2.85 g (56%) of product as an oil; MS EI m/e 167 (M+).

Workup

  1. temperatureThe reaction mixture was heated
  2. temperatureto reflux for 3 hours
  3. customThe reaction was quenched with 1N hydrochloric acid
  4. additiondiluted with water (PH=1, aqueous layer)
  5. extractionThe mixture was extracted with ethyl acetate (3×150 ml)
  6. extractionextracted again with more ethyl acetate (3×100 ml)
  7. washThe combined organic layers were washed with brine (3×150 ml)
  8. dry with materialdried over anhydrous sodium sulfate
  9. filtrationfiltered
  10. customThe solvent was removed under vacuum

Sources & evidence

ORD record
ord-e86c5fbf70354b4b934888b6fdad63e8
Source dataset
uspto-grants-2000_08
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US06110956

Reaction notes

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On this pageParticipantsConditionsProcedureWorkupSources & evidenceReaction notes