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Heptanedinitrile → 2-Aminocyclohex-1-ene-1-carbonitrile

HRID 44345
Notes
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Reaction equation

HRID 44345 reaction equation
[C:1](#[N:9])[CH2:2][CH2:3][CH2:4][CH2:5][CH2:6][C:7]#[N:8].CC([O-])(C)C.[K+]>O>[NH2:8][C:7]1[CH2:6][CH2:5][CH2:4][CH2:3][C:2]=1[C:1]#[N:9]
ParticipantsConditionsProcedureWorkupSources & evidenceReaction notes

Participants

4

Reactant 2

HCID 12590HeptanedinitrileHCID 23665647Potassium tert-butoxide

Product 1

HCID 2901752-Aminocyclohex-1-ene-1-carbonitrileYield 75%

Reagents, catalysts & solvents 1

HCID 962WaterSolvent

Conditions

Temperature
80 °C

Procedure

A stirred mixture of 1,7-heptanedinitrile (24.44 g, 0.2 mol) and t-BuOK (22.44 g, 0.2 mol) was heated at 80° C. for 3 h under nitrogen. The mixture was then cooled down to room temperature and stored at that temperature overnight. The residue was treated with water, and extracted with ether (2×). The combined organic layers were washed with brine, dried over Na2SO4, filtered and concentrated. The residue was purified by recrystallization from MeOH to give the title compound as a white solid (18.2 g, 75%). 1H NMR (400 MHz, CDCl3) δ1.58-1.71 (m, 4H), 2.12-2.20 (m, 4H), 4.23 (bs, 2H). MS 123 (MH+).

On this pageParticipantsConditionsProcedureWorkupSources & evidenceReaction notes

Workup

  1. temperatureThe mixture was then cooled down to room temperature
  2. customstored at that temperature overnight
  3. extractionextracted with ether (2×)
  4. washThe combined organic layers were washed with brine
  5. dry with materialdried over Na2SO4
  6. filtrationfiltered
  7. concentrationconcentrated
  8. customThe residue was purified by recrystallization from MeOH

Sources & evidence

ORD record
ord-59996fd215b344649fc9a3bf2832919f
Source dataset
uspto-grants-2013_09
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US08541421B2

Reaction notes

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