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1,2-Dichloroethane → 2-Methyl-N-(7-methyl-1H-indazol-5-yl)-6-oxo-4-[4-(trifluoromethyl)phenyl]-1,4,5,6-tetrahydro-3-pyridinecarboxamide

HRID 734683
Notes
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Reaction equation

HRID 734683 reaction equation
[F:1][C:2]([F:21])([F:20])[C:3]1[CH:8]=[CH:7][C:6]([CH:9]2[CH2:14][C:13](=[O:15])[NH:12][C:11]([CH3:16])=[C:10]2[C:17](O)=[O:18])=[CH:5][CH:4]=1.[NH2:22][C:23]1[CH:24]=[C:25]2[C:29](=[C:30]([CH3:32])[CH:31]=1)[NH:28][N:27]=[CH:26]2.C(Cl)CCl.CCN(CC)CC>CN(C=O)C.CCOC(C)=O.Cl>[CH3:16][C:11]1[NH:12][C:13](=[O:15])[CH2:14][CH:9]([C:6]2[CH:5]=[CH:4][C:3]([C:2]([F:20])([F:21])[F:1])=[CH:8][CH:7]=2)[C:10]=1[C:17]([NH:22][C:23]1[CH:24]=[C:25]2[C:29](=[C:30]([CH3:32])[CH:31]=1)[NH:28][N:27]=[CH:26]2)=[O:18]
ParticipantsProcedureWorkupSources & evidenceReaction notes

Participants

8

Reactant 4

HCID 111,2-DichloroethaneHCID 8471TriethylamineHCID 13820227-methyl-1H-indazol-5-amineHCID 160998632-Methyl-6-oxo-4-(4-(trifluoromethyl)phenyl)-1,4,5,6-tetrahydropyridine-3-carboxylic acid

Product 1

HCID 114645152-Methyl-N-(7-methyl-1H-indazol-5-yl)-6-oxo-4-[4-(trifluoromethyl)phenyl]-1,4,5,6-tetrahydro-3-pyridinecarboxamide
Yield 36%

Reagents, catalysts & solvents 3

HCID 313Hydrochloric AcidSolventHCID 6228DimethylformamideSolventHCID 8857Ethyl AcetateSolvent

Procedure

The product of Example 5, Step 2 (160 mg, 0.535 mmol, 1.00 equiv), 5-amino-7-methylindazole (79 mg, 0.535 mmol, 1.0 equiv), and EDC (123 mg, 0.642 mmol, 1.20 equiv) were suspended in 1.5 mL DMF. Et3N (0.089 mL, 0.642 mmol, 1.2 equiv) was added and the solution was stirred at room temperature for 18 hrs. The reaction mixture was diluted with EtOAc and 1N HCl. The phases were separated, and the organic phase was washed twice with 1N HCl, once with satd. NaHCO3, and once with satd. NaCl. The organic phase was dried over Na2SO4, filtered, and concentrated en vacuo. The residue was triturated with EtOAc and CH2Cl2, filtered, and washed with CH2Cl2 to provide 82 mg (36%) of the title compound as an off white solid. MS (ES+) m/e 429 [M+H]+

Workup

  1. customThe phases were separated
  2. washthe organic phase was washed twice with 1N HCl, once with satd
  3. dry with materialThe organic phase was dried over Na2SO4
  4. filtrationfiltered
  5. concentrationconcentrated en vacuo
  6. customThe residue was triturated with EtOAc and CH2Cl2
  7. filtrationfiltered
  8. washwashed with CH2Cl2

Sources & evidence

ORD record
ord-9257a2575b1540b38d53f70a99c88357
Source dataset
uspto-grants-2009_09
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US07592357B2

Reaction notes

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On this pageParticipantsProcedureWorkupSources & evidenceReaction notes