1-ethyl-4-hydrazino-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid, ethyl ester → HCID 178448844, Verbindung

HRID 1395231

Reaktionsgleichung

Reaktionsgleichung von HRID 1395231
[NH:1]([C:3]1[C:8]([C:9](OCC)=O)=[CH:7][N:6]=[C:5]2[NH:14][N:15]=[CH:16][C:4]=12)[NH2:2].C(N1C2=[N:24][CH:25]=[C:26](C(OCC)=O)[C:27](NN)=[C:22]2C=N1)C>>[CH2:5]([NH:6][C:9]1[C:8]2[CH:7]=[N:6][C:5]3[NH:14][N:15]=[CH:16][C:4]=3[C:3]=2[N:1]2[N:2]=[C:27]([CH3:22])[CH:26]=[C:25]2[N:24]=1)[CH2:4][CH2:3][CH3:8]

Komponenten

3

Edukt 2

HCID 1623571-ethyl-4-hydrazino-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid, ethyl esterHCID 76852381HCID 76852381, Verbindung

Produkt 1

HCID 178448844HCID 178448844, Verbindung

Versuchsvorschrift

By substituting an equivalent amount of 4-hydrazino-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid, ethyl ester for the 1-ethyl-4-hydrazino-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid, ethyl ester in the procedure of Example 1 a and continuing as in parts b, c and d, 5-chloro-2-methyl-8H-pyrazolo[1,5a]pyrazolo[4',3':5,6]pyrido[3,4-e]pyrimidine and N-butyl-2-methyl-8H-pyrazolo[1,5-a]pyrazolo[4',3':5,6]pyrido[3,4-e]pyrimidin-5-amine respectively, are obtained.

Quellen und Nachweise

ORD-Eintrag
ord-79e12ac41548446cb1a0ae31d5f3b62f
Quelldatensatz
uspto-grants-1980_05
Patentnummer
US04202899

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