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3- Hydrazino-5,6,7,8-tetrahydrocinnoline

Tetrahydro-[l,2,4]triazolo[4,3-h]cinnolines have been prepared from 3-hydrazino-5,6,7,8-tetrahydrocinnolines and the reagents just described for (17) (71BSF3043), and also by condensing 2-hydroxymethylenecyclohexanone with 4-amino-1,2,4-triazole (79JCS(P1)3085). [Pg.889]

Chloro-5,6,7,8-tetrahydrocinnoline (31) gave 3-hydrazino-5,6,7,8-tetrahydro-cinnoline (32) (neat H2NNH2 H2O, reflux, 2h 71%). ... [Pg.50]

See other pages where 3- Hydrazino-5,6,7,8-tetrahydrocinnoline is mentioned: [Pg.325] [Pg.325] [Pg.80] [Pg.90] [Pg.93] [Pg.325] [Pg.325] [Pg.80] [Pg.90] [Pg.93]

See also in sourсe #XX -- [ Pg.50 , Pg.80 ]

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2-Hydrazino

5.6.7.8- Tetrahydrocinnoline