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Propargyl alcohol → (E)-N-(diaminomethylene)-3-(3,5-difluoro-4-(4-(N-(2-(2-(2-(2-(4-(hydroxymethyl)-1H-1,2,3-triazol-1-yl)ethoxy)ethoxy)ethoxy)ethyl)sulfamoyl)phenoxy)phenyl)-2-methylacrylamide

HRID 870186
Notes
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Reaction equation

HRID 870186 reaction equation
[N:1]([CH2:4][CH2:5][O:6][CH2:7][CH2:8][O:9][CH2:10][CH2:11][O:12][CH2:13][CH2:14][NH:15][S:16]([C:19]1[CH:42]=[CH:41][C:22]([O:23][C:24]2[C:29]([F:30])=[CH:28][C:27](/[CH:31]=[C:32](\[CH3:39])/[C:33]([N:35]=[C:36]([NH2:38])[NH2:37])=[O:34])=[CH:26][C:25]=2[F:40])=[CH:21][CH:20]=1)(=[O:18])=[O:17])=[N+:2]=[N-:3].[CH2:43]([OH:46])[C:44]#[CH:45].O=C1O[C@H]([C@H](CO)O)C([O-])=C1O.[Na+]>C(O)(C)(C)C.O.S([O-])([O-])(=O)=O.[Cu+2]>[NH2:37][C:36]([NH2:38])=[N:35][C:33](=[O:34])/[C:32](/[CH3:39])=[CH:31]/[C:27]1[CH:28]=[C:29]([F:30])[C:24]([O:23][C:22]2[CH:41]=[CH:42][C:19]([S:16](=[O:18])(=[O:17])[NH:15][CH2:14][CH2:13][O:12][CH2:11][CH2:10][O:9][CH2:8][CH2:7][O:6][CH2:5][CH2:4][N:1]3[CH:45]=[C:44]([CH2:43][OH:46])[N:3]=[N:2]3)=[CH:20][CH:21]=2)=[C:25]([F:40])[CH:26]=1
ParticipantsProcedureWorkupSources & evidenceReaction notes

Participants

7

Reactant 3

HCID 7859Propargyl alcoholHCID 23667548Sodium AscorbateHCID 86672341(E)-3-(4-(4-(N-(2-(2-(2-(2-azidoethoxy)ethoxy)ethoxy)ethyl)sulfamoyl)phenoxy)-3,5-difluorophenyl)-N-(diaminomethylene)-2-methylacrylamide

Product 1

HCID 70872283(E)-N-(diaminomethylene)-3-(3,5-difluoro-4-(4-(N-(2-(2-(2-(2-(4-(hydroxymethyl)-1H-1,2,3-triazol-1-yl)ethoxy)ethoxy)ethoxy)ethyl)sulfamoyl)phenoxy)phenyl)-2-methylacrylamide
Yield 30%

Reagents, catalysts & solvents 3

HCID 24462Copper SulfateCatalystHCID 962WaterSolventHCID 6386tert-ButanolSolvent

Procedure

To a mixture of (E)-3-(4-(4-(N-(2-(2-(2-(2-azidoethoxy)ethoxy)ethoxy)ethyl)sulfamoyl)phenoxy)-3,5-difluorophenyl)-N-(diaminomethylene)-2-methylacrylamide (70 mg, 0.11 mmol) and propargyl alcohol (6.4 mg, 0.11 mmol) in t-butanol (0.22 mL) and water (0.22 mL) was added 1 M sodium ascorbate (11 μL, 0.011 mmol) and 0.3 M copper sulfate (3.6 μA, 0.0011 mmol) and the reaction was stirred at RT. After 14 hours, the product was purified by preparative HPLC to give the title compound (22 mg) as a TFA salt. 1H-NMR (400 mHz, CD3OD) δ 7.93 (s, 1H), 7.84 (m, 2H), 7.44 (s, 1H), 7.30 (m, 2H), 7.11 (m, 2H), 4.64 (d, j=0.6 Hz, 2H), 4.55 (t, j=5.0 Hz, 2H), 3.86 (t, j=5.0 Hz, 2H), 3.57 (m, 4H), 3.52-3.42 (m, 6H), 3.03 (t, j=5.4 Hz, 2H), 2.18 (d, j=1.3 Hz, 3H). MS (m/z): 668.14 (M+H).

Workup

  1. customthe product was purified by preparative HPLC

Sources & evidence

ORD record
ord-52be61f6d0af4f508c9796fc3031956c
Source dataset
uspto-grants-2015_03
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US08969377B2

Reaction notes

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