1-Acetylpiperazine → HCID 90313494, compound

HRID 1524007Notes

Reaction equation

[NH2:1][C:2]1[CH:7]=[N:6][C:5]([C:8]2[CH:13]=[CH:12][C:11]([C:14]3[C:15]([C:20](O)=[O:21])=[CH:16][CH:17]=[CH:18][CH:19]=3)=[CH:10][C:9]=2[F:23])=[CH:4][N:3]=1.[N:24]1([C:30](=[O:32])[CH3:31])[CH2:29][CH2:28][NH:27][CH2:26][CH2:25]1>>[C:30]([N:24]1[CH2:29][CH2:28][N:27]([C:20]([C:15]2[CH:16]=[CH:17][CH:18]=[CH:19][C:14]=2[C:11]2[CH:12]=[CH:13][C:8]([C:5]3[N:6]=[CH:7][C:2]([NH2:1])=[N:3][CH:4]=3)=[C:9]([F:23])[CH:10]=2)=[O:21])[CH2:26][CH2:25]1)(=[O:32])[CH3:31]

Participants

Reactant 2

HCID 837951-Acetylpiperazine

HCID 90313349HCID 90313349, compound

Product 1

HCID 90313494HCID 90313494, compound

Procedure

The title compound was prepared using methods analogous to those described in Step C of Example 504 using 4′-(2-aminopyrazin-5-yl)-3′-fluoro-[1,1′-biphenyl]-2-carboxylic acid for and 1-(piperazin-1-yl)ethanone. MS (ESI): mass calcd. for C23H22FN5O2, 419.18; m/z found, 420.1 [M+H]+. 1H NMR (400 MHz, CDCl3) δ 8.65-8.56 (m, 1H), 8.11 (d, J=1.5, 1H), 8.02 (dd, J=10.4, 5.8, 1H), 7.55-7.41 (m, 4H), 7.42-7.32 (m, 1H), 7.34-7.28 (m, 1H), 4.71 (s, 2H), 3.65 (s, 2H), 3.51-2.93 (m, 4H), 2.79 (s, 2H), 1.99 (d, 3H).

Sources & evidence

ORD record: ord-8c1208991afc4afa95927bc129317c5f
Source dataset: uspto-grants-2015_07
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US09079866B2

Reaction notes

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