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Trifluoroacetic acid → (1S,3R)-N1-[5-fluoro-2-[5-fluoro-1-(p-tolylsulfonyl)pyrrolo[2,3-b]pyridin-3-yl]pyrimidin-4-yl]cyclohexane-1,3-diamine

HRID 526987
Notes
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Reaction equation

HRID 526987 reaction equation
[F:1][C:2]1[C:3]([NH:28][C@H:29]2[CH2:34][CH2:33][CH2:32][C@@H:31]([NH:35]C(=O)OC(C)(C)C)[CH2:30]2)=[N:4][C:5]([C:8]2[C:16]3[C:11](=[N:12][CH:13]=[C:14]([F:17])[CH:15]=3)[N:10]([S:18]([C:21]3[CH:26]=[CH:25][C:24]([CH3:27])=[CH:23][CH:22]=3)(=[O:20])=[O:19])[CH:9]=2)=[N:6][CH:7]=1.FC(F)(F)C(O)=O>ClCCl>[F:1][C:2]1[C:3]([NH:28][C@H:29]2[CH2:34][CH2:33][CH2:32][C@@H:31]([NH2:35])[CH2:30]2)=[N:4][C:5]([C:8]2[C:16]3[C:11](=[N:12][CH:13]=[C:14]([F:17])[CH:15]=3)[N:10]([S:18]([C:21]3[CH:22]=[CH:23][C:24]([CH3:27])=[CH:25][CH:26]=3)(=[O:19])=[O:20])[CH:9]=2)=[N:6][CH:7]=1
ParticipantsProcedureWorkupSources & evidenceReaction notes

Participants

4

Reactant 2

HCID 6422Trifluoroacetic acidHCID 68007251tert-butyl N-[(1R,3S)-3-[[5-fluoro-2-[5-fluoro-1-(p-tolylsulfonyl)pyrrolo[2,3-b]pyridin-3-yl]pyrimidin-4-yl]amino]cyclohexyl]carbamate

Product 1

HCID 68007103(1S,3R)-N1-[5-fluoro-2-[5-fluoro-1-(p-tolylsulfonyl)pyrrolo[2,3-b]pyridin-3-yl]pyrimidin-4-yl]cyclohexane-1,3-diamineYield 87.4%

Reagents, catalysts & solvents 1

HCID 6344
Dichloromethane
Solvent

Procedure

2,3-b]pyridin-3-yl]pyrimidin-4-yl]cyclohexane-1,3-diamine (44e) tert-Butyl N-[(1R,3S)-3-[[5-fluoro-2-[5-fluoro-1-(p-tolylsulfonyl)pyrrolo[2,3-b]pyridin-3-yl]pyrimidin-4-yl]amino]cyclohexyl]carbamate, 44d, (3.7 g, 6.2 mmol) was dissolved in dichloromethane (105 mL) and treated with trifluoroacetic acid (31 mL). After 5 minutes, the volatiles were evaporated under reduced pressure, and the resulting residue was treated with 1N NaOH (75 mL). The resulting precipitate was collected by filtration, washed with water (3×30 mL) and vacuum dried to provide 2.7 g of (1S,3R)—N1-[5-fluoro-2-[5-fluoro-1-(p-tolylsulfonyl)pyrrolo[2,3-b]pyridin-3-yl]pyrimidin-4-yl]cyclohexane-1,3-diamine as a white solid.

Workup

  1. customthe volatiles were evaporated under reduced pressure
  2. additionthe resulting residue was treated with 1N NaOH (75 mL)
  3. filtrationThe resulting precipitate was collected by filtration
  4. washwashed with water (3×30 mL) and vacuum
  5. customdried

Sources & evidence

ORD record
ord-f9ba276ad15347e1a4cc5a8536a19d5d
Source dataset
uspto-grants-2016_05
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US09345708B2

Reaction notes

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