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Methanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1) → HCID 178502280, compound

HRID 454417
Notes
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Reaction equation

HRID 454417 reaction equation
[CH3:1][O:2][C:3]([NH:5][C@H:6]([C:8]([OH:10])=O)[CH3:7])=[O:4].CN(C(ON1N=NC2C=CC=NC1=2)=[N+](C)C)C.F[P-](F)(F)(F)(F)F.[CH2:35]1[C:39]2([O:44][CH2:43][CH2:42][CH2:41][O:40]2)[CH2:38][C@@H:37]([C:45]2[NH:46][CH:47]=[C:48]([C:50]3[CH:55]=[CH:54][C:53]([C:56]4[CH:61]=[CH:60][C:59]([C:62]5[N:63]=[C:64]([C@@H:67]6[CH2:71][CH2:70][CH2:69][N:68]6[C:72]([C@@H:74]([NH:78][C:79](=[O:82])[O:80][CH3:81])[CH:75]([CH3:77])[CH3:76])=[O:73])[NH:65][CH:66]=5)=[CH:58][CH:57]=4)=[CH:52][CH:51]=3)[N:49]=2)[NH:36]1>CN(C=O)C>[CH3:7][C@H:6]([NH:5][C:3](=[O:4])[O:2][CH3:1])[C:8]([N:36]1[C@H:37]([C:45]2[NH:46][CH:47]=[C:48]([C:50]3[CH:51]=[CH:52][C:53]([C:56]4[CH:61]=[CH:60][C:59]([C:62]5[N:63]=[C:64]([C@@H:67]6[CH2:71][CH2:70][CH2:69][N:68]6[C:72](=[O:73])[C@@H:74]([NH:78][C:79]([O:80][CH3:81])=[O:82])[CH:75]([CH3:77])[CH3:76])[NH:65][CH:66]=5)=[CH:58][CH:57]=4)=[CH:54][CH:55]=3)[N:49]=2)[CH2:38][C:39]2([O:44][CH2:43][CH2:42][CH2:41][O:40]2)[CH2:35]1)=[O:10]
ParticipantsProcedureWorkupSources & evidenceReaction notes

Participants

5

Reactant 3

HCID 9886157Methanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 13048344N-carbomethoxy-L-alanineHCID 178502363HCID 178502363, compound

Product 1

HCID 178502280HCID 178502280, compoundYield 29%

Reagents, catalysts & solvents 1

HCID 6228
Dimethylformamide
Solvent

Procedure

To a stirred solution of N-[(methyloxy)carbonyl]-L-alanine (22.5 mg, 0.153 mmol, prepared according to the procedure provided in WO2003055474) in DMF (2 mL) were added TEA (15.5 mg, 0.153 mmol) and HATU (58.2 mg, 0.153 mmol). After ˜3 min stirring, methyl [(1S)-1-({(2S)-2-[4-(4′-{2-[(3S)-6,10-dioxa-2-azaspiro[4.5]dec-3-yl]-1H-imidazol-4-yl}-4-biphenylyl)-1H-imidazol-2-yl]-1-pyrrolidinyl}carbonyl)-2-methylpropyl]carbamate (Example 19) (100 mg, 0.153 mmol) was introduced. After stirred for additional 2 hrs at rt, the reaction mixture was directly loaded to RP HPLC, eluting with 5 to 80% acetonitrile/water (0.2% NH3H2O (conc.)), to give methyl ((1S)-1-methyl-2-{(3S)-3-[4-(4′-{2-[(2S)-1-((2S)-3-methyl-2-{[(methyloxy)carbonyl]amino}butanoyl)-2-pyrrolidinyl]-1H-imidazol-4-yl}-4-biphenylyl)-1H-imidazol-2-yl]-6,10-dioxa-2-azaspiro[4.5]dec-2-yl}-2-oxoethyl)carbamate (Example 5) as solid (36 mg, yield: 29%). 1H NMR (400 MHz, CHLOROFORM-d) δ ppm 10.04-11.11 (m, 2H) 7.37-8.02 (m, 8H) 7.18-7.36 (m, 2H) 5.60 (br. s., 2H) 5.17-5.40 (m, 2H) 3.17-4.73 (m, 14H) 2.79-3.19 (m, 1H) 2.45-2.81 (m, 1H) 2.29-2.45 (m, 1H) 1.49-2.29 (m, 8H) 1.22-1.47 (m, 3H) 0.73-1.16 (m, 6H). HRMS: (M+H)+ calcd: 783.3830; found: 783.3832.

Workup

  1. stirringAfter stirred for additional 2 hrs at rt
  2. washeluting with 5 to 80% acetonitrile/water (0.2% NH3H2O (conc.))

Sources & evidence

ORD record
ord-c1b88507b2094c8081c4139bdc4f18c3
Source dataset
uspto-grants-2013_07
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US08492554B2

Reaction notes

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On this pageParticipantsProcedureWorkupSources & evidenceReaction notes