Hydrochloric Acid → 3-Amino-5-hydroxyindazole hydrochloride

HRID 580191Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 580191
[NH2:1][C:2]1[C:10]2[C:5](=[CH:6][CH:7]=[C:8]([OH:11])[CH:9]=2)[NH:4][N:3]=1.[ClH:12].C(OCC)C>C(O)C>[ClH:12].[NH2:1][C:2]1[C:10]2[C:5](=[CH:6][CH:7]=[C:8]([OH:11])[CH:9]=2)[NH:4][N:3]=1

Komponenten

5

Edukt 3

HCID 313Hydrochloric AcidHCID 3283Diethyl EtherHCID 13206062HCID 13206062, Verbindung

Produkt 1

HCID 201357863-Amino-5-hydroxyindazole hydrochloride

Reagenzien, Katalysatoren, Lösungsmittel 1

HCID 702EthanolLösungsmittel

Versuchsvorschrift

In 50 ml of absolute ethyl alcohol was dissolved 3.5 g of the 3-amino-5-hydroxyindazole, and into the solution was introduced dried hydrogen chloride gas under cooling with ice. Then to the solution was added anhydrous diethyl ether to separate crystals. The crystals were obtained by filtration and dried to give 3-amino-5-hydroxyindazole hydrochloride having the following analytical value.

Aufarbeitung

  1. temperatureunder cooling with ice
  2. customto separate crystals
  3. customThe crystals were obtained by filtration
  4. customdried

Quellen und Nachweise

ORD-Eintrag
ord-53086c27c20441e28eb5bc8fea36fad4
Quelldatensatz
uspto-grants-1988_06
Patentnummer
US04751302

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