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Thionyl Chloride → 4-(Chloromethyl)-1-(cyclohexylmethyl)-2-(trifluoromethyl)benzene

HRID 1964115
Notes
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Reaction equation

HRID 1964115 reaction equation
[CH:1]1([CH2:7][C:8]2[CH:13]=[CH:12][C:11]([CH2:14]O)=[CH:10][C:9]=2[C:16]([F:19])([F:18])[F:17])[CH2:6][CH2:5][CH2:4][CH2:3][CH2:2]1.S(Cl)([Cl:22])=O>C1(C)C=CC=CC=1>[Cl:22][CH2:14][C:11]1[CH:12]=[CH:13][C:8]([CH2:7][CH:1]2[CH2:6][CH2:5][CH2:4][CH2:3][CH2:2]2)=[C:9]([C:16]([F:19])([F:18])[F:17])[CH:10]=1
ParticipantsConditionsProcedureWorkupSources & evidenceReaction notes

Participants

4

Reactant 2

HCID 24386Thionyl ChlorideHCID 67211680(4-(Cyclohexylmethyl)-3-(trifluoromethyl)phenyl)methanol

Product 1

HCID 672491474-(Chloromethyl)-1-(cyclohexylmethyl)-2-(trifluoromethyl)benzeneYield 100%

Reagents, catalysts & solvents 1

HCID 1140TolueneSolvent

Conditions

Temperature
75 °C

Procedure

To a solution of (4-(cyclohexylmethyl)-3-(trifluoromethyl)phenyl)methanol (0.060 g, 0.220 mmol) in toluene (2 mL) was added thionyl chloride (1.32 mmol). The reaction was heated to 75° C. for 3 h and quenched with water at 0° C. The mixture was extracted with hexanes (twice). The combined organics were washed with saturated NaHCO3(aq), dried over MgSO4, and concentrated to give the title compound as an oil (0.220 mmol). 1H NMR (400 MHz, CDCl3) δ ppm 0.91-1.06 (m, 2H), 1.12-1.23 (m, 3H), 1.61-1.74 (m, 6H), 2.66 (d, J=6.95 Hz, 2H), 4.59 (s, 2H), 7.30 (d, J=7.96 Hz, 1H), 7.47 (d, J=7.96 Hz, 1H), 7.63 (s, 1H).

Workup

  1. customquenched with water at 0° C
  2. extractionThe mixture was extracted with hexanes (twice)
  3. washThe combined organics were washed with saturated NaHCO3(aq)
  4. dry with materialdried over MgSO4
  5. concentrationconcentrated

Sources & evidence

ORD record
ord-8cc1b6617ef84787a925d4a1b3ec4295
Source dataset
uspto-grants-2013_04
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US08415484B2

Reaction notes

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On this pageParticipantsConditionsProcedureWorkupSources & evidenceReaction notes