1-Methylpiperazine → 8-Cyano-1-cyclopropyl-6-fluoro-1,4-dihydro-7(4-methyl-1-piperazinyl)-4-oxo-3-quinolinecarboxylic acid

HRID 1165367Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1165367
Cl[C:2]1[C:11]([C:12]#[N:13])=[C:10]2[C:5]([C:6](=[O:20])[C:7]([C:17]([OH:19])=[O:18])=[CH:8][N:9]2[CH:14]2[CH2:16][CH2:15]2)=[CH:4][C:3]=1[F:21].[CH3:22][N:23]1[CH2:28][CH2:27][NH:26][CH2:25][CH2:24]1>O1CCOCC1>[C:12]([C:11]1[C:2]([N:26]2[CH2:27][CH2:28][N:23]([CH3:22])[CH2:24][CH2:25]2)=[C:3]([F:21])[CH:4]=[C:5]2[C:10]=1[N:9]([CH:14]1[CH2:16][CH2:15]1)[CH:8]=[C:7]([C:17]([OH:19])=[O:18])[C:6]2=[O:20])#[N:13]

Komponenten

4

Edukt 2

HCID 531671-MethylpiperazineHCID 153471917-Chloro-8-cyano-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid

Produkt 1

HCID 197766178-Cyano-1-cyclopropyl-6-fluoro-1,4-dihydro-7(4-methyl-1-piperazinyl)-4-oxo-3-quinolinecarboxylic acid

Reagenzien, Katalysatoren, Lösungsmittel 1

HCID 312751,4-DioxaneLösungsmittel

Versuchsvorschrift

0.5 g of the product from Example 1 and 0.48 g of N-methylpiperazine are boiled in 8 ml of dioxane for 3 hours. The mixture is then concentrated in vacuo, water is added to the residue and the solution formed is rendered neutral. The solid which has precipitated out is isolated, washed and dried.

Aufarbeitung

  1. concentrationThe mixture is then concentrated in vacuo, water
  2. additionis added to the residue
  3. customthe solution formed
  4. customThe solid which has precipitated out
  5. customis isolated
  6. washwashed
  7. customdried

Quellen und Nachweise

ORD-Eintrag
ord-893b1073290041d09cacac1c59f47f4e
Quelldatensatz
uspto-grants-1990_03
Patentnummer
US04908366

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