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Methanesulfonyl chloride → 2-{3-[3-(1-{[tert-Butyl(diphenyl)silyl]oxy}-2-methylpropan-2-yl)-5-({[(1S,4R)-4-({3-[(2S)-2-methylpiperidin-1-yl][1,2,4]triazolo[4,3-a]pyridin-6-yl}oxy)-1,2,3,4-tetrahydronaphthalen-1-yl]carbamoyl}amino)-1H-pyrazol-1-yl]phenoxy}ethyl methanesulfonate

HRID 2285279
Notes
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Reaction equation

HRID 2285279 reaction equation
[Si:1]([O:18][CH2:19][C:20]([C:23]1[CH:27]=[C:26]([NH:28][C:29]([NH:31][C@@H:32]2[C:41]3[C:36](=[CH:37][CH:38]=[CH:39][CH:40]=3)[C@H:35]([O:42][C:43]3[CH:44]=[CH:45][C:46]4[N:47]([C:49]([N:52]5[CH2:57][CH2:56][CH2:55][CH2:54][C@@H:53]5[CH3:58])=[N:50][N:51]=4)[CH:48]=3)[CH2:34][CH2:33]2)=[O:30])[N:25]([C:59]2[CH:64]=[CH:63][CH:62]=[C:61]([O:65][CH2:66][CH2:67][OH:68])[CH:60]=2)[N:24]=1)([CH3:22])[CH3:21])([C:14]([CH3:17])([CH3:16])[CH3:15])([C:8]1[CH:13]=[CH:12][CH:11]=[CH:10][CH:9]=1)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.CCN(C(C)C)C(C)C.[CH3:78][S:79](Cl)(=[O:81])=[O:80]>C(Cl)Cl.C(=O)(O)[O-].[Na+]>[CH3:78][S:79]([O:68][CH2:67][CH2:66][O:65][C:61]1[CH:62]=[CH:63][CH:64]=[C:59]([N:25]2[C:26]([NH:28][C:29](=[O:30])[NH:31][C@@H:32]3[C:41]4[C:36](=[CH:37][CH:38]=[CH:39][CH:40]=4)[C@H:35]([O:42][C:43]4[CH:44]=[CH:45][C:46]5[N:47]([C:49]([N:52]6[CH2:57][CH2:56][CH2:55][CH2:54][C@@H:53]6[CH3:58])=[N:50][N:51]=5)[CH:48]=4)[CH2:34][CH2:33]3)=[CH:27][C:23]([C:20]([CH3:21])([CH3:22])[CH2:19][O:18][Si:1]([C:14]([CH3:16])([CH3:15])[CH3:17])([C:8]3[CH:13]=[CH:12][CH:11]=[CH:10][CH:9]=3)[C:2]3[CH:3]=[CH:4][CH:5]=[CH:6][CH:7]=3)=[N:24]2)[CH:60]=1)(=[O:81])=[O:80]
ParticipantsProcedureWorkupSources & evidenceReaction notes

Participants

6

Reactant 3

HCID 31297Methanesulfonyl chlorideHCID 81531DiisopropylethylamineHCID 866872901-{3-(1-{[tert-Butyl(diphenyl)silyl]oxy}-2-methylpropan-2-yl)-1-[3-(2-hydroxyethoxy)phenyl]-1H-pyrazol-5-yl)-3-[(1S,4R)-4-({3-[(2S)-2-methylpiperidin-1-yl][1,2,4]triazolo[4,3-a]pyridin-6-yl}oxy)-1,2,3,4-tetrahydronaphthalen-1-yl]urea

Product 1

HCID 86687289
2-{3-[3-(1-{[tert-Butyl(diphenyl)silyl]oxy}-2-methylpropan-2-yl)-5-({[(1S,4R)-4-({3-[(2S)-2-methylpiperidin-1-yl][1,2,4]triazolo[4,3-a]pyridin-6-yl}oxy)-1,2,3,4-tetrahydronaphthalen-1-yl]carbamoyl}amino)-1H-pyrazol-1-yl]phenoxy}ethyl methanesulfonate
Yield 58%

Reagents, catalysts & solvents 2

HCID 6344DichloromethaneSolvent2×HCID 516892Sodium BicarbonateSolvent

Procedure

A solution of Intermediate 153h (214 mg, 0.23 mmol) in DCM (2.3 mL) was treated with DIPEA (0.12 mL, 0.69 mmol) then methanesulfonyl chloride (0.037 mL, 0.48 mmol). After 30 mins the mixture was diluted with DCM and saturated aqueous sodium bicarbonate solution. The phases were separated and the aqueous layer was extracted with DCM (×2). The combined organic phase was washed with water, saturated aqueous sodium bicarbonate solution and brine, dried (Na2SO4) and concentrated in vacuo to an orange gum. The gum was purified by FCC, using 0-8% MeOH in DCM, to give the title compound as a pale brown glass (134 mg, 58%). LCMS (Method 3): Rt 5.18 min, m/z 1011.7 [MH+].

Workup

  1. customThe phases were separated
  2. extractionthe aqueous layer was extracted with DCM (×2)
  3. washThe combined organic phase was washed with water, saturated aqueous sodium bicarbonate solution and brine
  4. dry with materialdried (Na2SO4)
  5. concentrationconcentrated in vacuo to an orange gum
  6. customThe gum was purified by FCC

Sources & evidence

ORD record
ord-70b195afa01b4fd5a36387e4e1e32e67
Source dataset
uspto-grants-2015_09
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US09145413B2

Reaction notes

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On this pageParticipantsProcedureWorkupSources & evidenceReaction notes