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Diisopropylethylamine → Benzyl [2-[({4-[(3R,4S,5S)-3-[(tert-Butoxycarbonyl)amino]-5-methyl-4-(1H-1,2,3-triazol-1-yl)piperidin-1-yl]pyridin-3-yl}amino)carbonyl]-7-(4-methylpiperazin-1-yl)quinolin-3-yl]carbamate

HRID 924511
Notes
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Reaction equation

HRID 924511 reaction equation
[CH2:1]([O:8][C:9]([NH:11][C:12]1[C:13]([C:29](O)=[O:30])=[N:14][C:15]2[C:20]([CH:21]=1)=[CH:19][CH:18]=[C:17]([N:22]1[CH2:27][CH2:26][N:25]([CH3:28])[CH2:24][CH2:23]1)[CH:16]=2)=[O:10])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.[NH2:32][C:33]1[CH:34]=[N:35][CH:36]=[CH:37][C:38]=1[N:39]1[CH2:44][C@H:43]([CH3:45])[C@H:42]([N:46]2[CH:50]=[CH:49][N:48]=[N:47]2)[C@H:41]([NH:51][C:52](=[O:58])[O:53][C:54]([CH3:57])([CH3:56])[CH3:55])[CH2:40]1.CN(C(ON1N=NC2C=CC=NC1=2)=[N+](C)C)C.F[P-](F)(F)(F)(F)F.CCN(C(C)C)C(C)C>CN(C=O)C.C1COCC1.CO.O>[C:54]([O:53][C:52]([NH:51][C@H:41]1[C@@H:42]([N:46]2[CH:50]=[CH:49][N:48]=[N:47]2)[C@@H:43]([CH3:45])[CH2:44][N:39]([C:38]2[CH:37]=[CH:36][N:35]=[CH:34][C:33]=2[NH:32][C:29]([C:13]2[C:12]([NH:11][C:9](=[O:10])[O:8][CH2:1][C:2]3[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=3)=[CH:21][C:20]3[C:15](=[CH:16][C:17]([N:22]4[CH2:23][CH2:24][N:25]([CH3:28])[CH2:26][CH2:27]4)=[CH:18][CH:19]=3)[N:14]=2)=[O:30])[CH2:40]1)=[O:58])([CH3:57])([CH3:56])[CH3:55]
ParticipantsProcedureWorkupSources & evidenceReaction notes

Participants

9

Reactant 4

HCID 81531DiisopropylethylamineHCID 9886157Methanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 867269043-{[(Benzyloxy)carbonyl]amino}-7-(4-methylpiperazin-1-yl)quinoline-2-carboxylic acidHCID 86726946tert-Butyl [(3R,4S,5S)-1-(3-aminopyridin-4-yl)-5-methyl-4-(1H-1,2,3-triazol-1-yl)piperidin-3-yl]carbamate

Product 1

HCID 86726951
Benzyl [2-[({4-[(3R,4S,5S)-3-[(tert-Butoxycarbonyl)amino]-5-methyl-4-(1H-1,2,3-triazol-1-yl)piperidin-1-yl]pyridin-3-yl}amino)carbonyl]-7-(4-methylpiperazin-1-yl)quinolin-3-yl]carbamate
Yield 49.1%

Reagents, catalysts & solvents 4

HCID 887MethanolSolventHCID 962WaterSolventHCID 6228DimethylformamideSolventHCID 8028TetrahydrofuranSolvent

Procedure

To a mixture of 3-{[(benzyloxy)carbonyl]amino}-7-(4-methylpiperazin-1-yl)quinoline-2-carboxylic acid (9.9 mg, 0.024 mmol), tert-butyl [(3R,4S,5S)-1-(3-aminopyridin-4-yl)-5-methyl-4-(1H-1,2,3-triazol-1-yl)piperidin-3-yl]carbamate (8.0 mg, 0.021 mmol), and HATU (26 mg, 0.069 mmol), in DMF (0.23 mL) and THF (0.5 mL), DIPEA (0.014 mL, 0.083 mmol) was added. The reaction mixture was stirred at room temperature for 2 h. The mixture was diluted with MeOH and H2O, filtered and purified by preparative LCMS (pH=10 method; XBridge™ preparative C18 5 μm OBD™ column, 30×10 mm, 60 mL/min., eluting with a gradient of MeCN and water with 0.1% NH4OH) to give the sub-title compound as bright yellow powder (8.0 mg, 48%). LCMS calc. for C41H50N11O5 (M+H)+: m/z=776.4. Found: 776.3.

Workup

  1. filtrationfiltered
  2. custompurified by preparative LCMS (pH=10 method
  3. washXBridge™ preparative C18 5 μm OBD™ column, 30×10 mm, 60 mL/min., eluting with a gradient of MeCN and water with 0.1% NH4OH)

Sources & evidence

ORD record
ord-a6487ebed5724c0d9845de0417c9bfbc
Source dataset
uspto-grants-2016_03
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US09278950B2

Reaction notes

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