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3-Hydroxy-2,2-dimethylpropionic acid → 6-[1-(3-Hydroxy-2,2-dimethylpropanoyl)-1,2,3,6-tetrahydropyridin-4-yl]-N-1,3-benzothiazol-6-yl-7H-pyrrolo[2,3-d]pyrimidin-4-amine

HRID 2375834
Notes
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Reaction equation

HRID 2375834 reaction equation
Cl.Cl.Cl.[S:4]1[C:8]2[CH:9]=[C:10]([NH:13][C:14]3[C:15]4[CH:22]=[C:21]([C:23]5[CH2:24][CH2:25][NH:26][CH2:27][CH:28]=5)[NH:20][C:16]=4[N:17]=[CH:18][N:19]=3)[CH:11]=[CH:12][C:7]=2[N:6]=[CH:5]1.[CH3:29][C:30]([CH3:36])([CH2:34][OH:35])[C:31](O)=[O:32].CN(C(ON1N=NC2C=CC=CC1=2)=[N+](C)C)C.[B-](F)(F)(F)F.C(N(CC)C(C)C)(C)C>CN(C=O)C>[OH:35][CH2:34][C:30]([CH3:36])([CH3:29])[C:31]([N:26]1[CH2:25][CH:24]=[C:23]([C:21]2[NH:20][C:16]3[N:17]=[CH:18][N:19]=[C:14]([NH:13][C:10]4[CH:11]=[CH:12][C:7]5[N:6]=[CH:5][S:4][C:8]=5[CH:9]=4)[C:15]=3[CH:22]=2)[CH2:28][CH2:27]1)=[O:32]
ParticipantsProcedureWorkupSources & evidenceReaction notes

Participants

6

Reactant 4

HCID 785483-Hydroxy-2,2-dimethylpropionic acidHCID 81531DiisopropylethylamineHCID 2733207O-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborateHCID 69274170Benzothiazol-6-yl-[6-(1,2,3,6-tetrahydropyridin-4-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-yl]amine trihydrochloride

Product 1

HCID 58709891
6-[1-(3-Hydroxy-2,2-dimethylpropanoyl)-1,2,3,6-tetrahydropyridin-4-yl]-N-1,3-benzothiazol-6-yl-7H-pyrrolo[2,3-d]pyrimidin-4-amine

Reagents, catalysts & solvents 1

HCID 6228DimethylformamideSolvent

Procedure

To a mixture of benzothiazol-6-yl-[6-(1,2,3,6-tetrahydropyridin-4-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-yl]amine trihydrochloride (50.0 mg, 0.11 mmol) in DMF (3 mL) was added 2,2-dimethyl-3-hydroxypropionic acid (150 mg, 1.3 mmol), TBTU (42.0 mg, 0.13 mmol) and N,N-diisopropylethylamine (0.1 mL, 0.50 mmol). The reaction mixture stirred at rt for 16 h. The mixture was concentrated in vacuo and purified via MDP, which afforded the title compound as yellow solid. MS (ES+): m/z: 448.96 (100) [MH+]. HPLC: tr=2.35 min (ZQ2000: polar—5 min). 1H NMR (400 MHz, DMSO-d6): δ=1.20 (s, 6H), 3.19 (s, 1H), 3.46 (s, 2H), 3.79-3.81 (m, 2H), 4.21 (s, 2H), 4.59 (bs, 1H), 6.43 (s, 1H), 6.84 (d, J=1.6 Hz, 1H), 7.87 (dd, J=1.6, 8.8 Hz, 1H), 8.03 (d, J=8.8 Hz, 1H), 8.34 (s, 1H), 8.91 (d, J=2.0 Hz, 1H), 9.23 (s, 1H), 9.62 (s, 1H), 12.03 (s, 1H).

Workup

  1. concentrationThe mixture was concentrated in vacuo
  2. custompurified via MDP, which

Sources & evidence

ORD record
ord-8112996ee33249f68cb2500d77fb6662
Source dataset
uspto-grants-2008_12
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US07465726B2

Reaction notes

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On this pageParticipantsProcedureWorkupSources & evidenceReaction notes