Lithium Hydroxide → HCID 71569649, compound

HRID 2282883Notes

Reaction equation

HRID 2282883 reaction equation
[CH3:1][O:2][C@@H:3]([C@@H:21]1[CH2:25][CH2:24][CH2:23][N:22]1[C:26](=[O:45])[CH2:27][C@@H:28]([O:43][CH3:44])[C@@H:29]([N:34]([CH3:42])[C:35](=[O:41])[C@H:36]([CH:38]([CH3:40])[CH3:39])[NH2:37])[C@@H:30]([CH3:33])[CH2:31][CH3:32])[C@@H:4]([CH3:20])[C:5]([NH:7][C@H:8]([C:16]([O:18]C)=[O:17])[CH2:9][C:10]1[CH:15]=[CH:14][CH:13]=[CH:12][CH:11]=1)=[O:6].[CH3:46][N:47]1[CH2:54][CH2:53][CH2:52][C@:48]1([CH3:55])[C:49](O)=[O:50].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.[Li+].[OH-]>ClCCl.O>[CH3:46][N:47]1[CH2:54][CH2:53][CH2:52][C@:48]1([CH3:55])[C:49]([NH:37][C@H:36]([C:35]([N:34]([C@@H:29]([C@@H:30]([CH3:33])[CH2:31][CH3:32])[C@H:28]([O:43][CH3:44])[CH2:27][C:26]([N:22]1[CH2:23][CH2:24][CH2:25][C@H:21]1[C@H:3]([O:2][CH3:1])[C@@H:4]([CH3:20])[C:5]([NH:7][C@H:8]([C:16]([OH:18])=[O:17])[CH2:9][C:10]1[CH:11]=[CH:12][CH:13]=[CH:14][CH:15]=1)=[O:6])=[O:45])[CH3:42])=[O:41])[CH:38]([CH3:39])[CH3:40])=[O:50]

Participants

8

Reactant 5

HCID 3939Lithium HydroxideHCID 81531DiisopropylethylamineHCID 9886157Methanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 53302267(2R)-1,2-dimethylpyrrolidine-2-carboxylic acidHCID 86685744methyl N-{(2R,3R)-3-methoxy-3-[(2S)-1-{(3R,4S,5S)-3-methoxy-5-methyl-4-[methyl(L-valyl)amino]heptanoyl}pyrrolidin-2-yl]-2-methylpropanoyl}-L-phenylalaninate

Product 1

HCID 71569649HCID 71569649, compound

Reagents, catalysts & solvents 2

HCID 962WaterSolventHCID 6344DichloromethaneSolvent

Procedure

To a stirring mixture of #114 (240 mg, 0.379 mmol, 1.0 eq.), #152 (71 mg, 0.49 mmol, 1.3 eq.), and HATU (188 mg, 0.49 mmol, 1.3 eq.) in 10 mL of dichloromethane, Hunig's base (0.27 mL, 4.1 mM, 4.1 eq.) was added. The reaction was allowed to stir at room temperature for 1 hour. Reaction was concentrated in vacuo. THF (6 mL) was added to crude material. To this stirring mixture LiOH (36 mg, 1.5 mmol, 4 eq.) dissolved in 2 mL of water was added. Reaction was allowed to stir at room temperature for 1 hour. Reaction was concentrated in vacuo and residue was purified by medium pressure reverse phase C18 chromatography (Gradient: 5% to 40% acetonitrile in water with 0.02% TFA in each phase) #153 (220 mg, 78%) as a white solid. LC-MS (Protocol Q): m/z 744.8 [M+H+], retention time=1.16 minutes; HPLC (Protocol A at 45° C.): /z 744.4 [M+H+], retention time=6.713 minutes (purity >98%). 1H NMR (400 MHz, DMSO-d6), δ 9.72-9.85 (m), 8.65 (t), 8.41 (d), 8.14 (d), 7.14-7.28 (m), 4.69-4.79 (m), 4.38-4.53 (m), 3.95-4.04 (m), 3.73-3.79 (m), 3.37-3.62 (m), 3.13-3.33 (m), 2.95-3.10 (m), 2.79-2.89 (m), 2.67-2.75 (m), 2.00-2.46 (m), 1.61-1.90 (m), 1.22-1.54 (m), 1.02-1.09 (m), 0.95-1.01 (m), 0.85-0.94 (m), 0.75-0.83 (m)

Workup

  1. additionwas added
  2. customReaction
  3. concentrationwas concentrated in vacuo
  4. additionTHF (6 mL) was added to crude material
  5. additionwas added
  6. customReaction
  7. stirringto stir at room temperature for 1 hour
  8. customReaction
  9. concentrationwas concentrated in vacuo and residue
  10. customwas purified by medium pressure
  11. customat 45° C.

Sources & evidence

ORD record
ord-0d43c6845ec14929a240e8563c7b656c
Source dataset
uspto-grants-2015_09
Patent number
US09138486B2

Reaction notes

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